diff --git a/components/preview_single_field.js b/components/preview_single_field.js index f7ac1b8..cc84a67 100644 --- a/components/preview_single_field.js +++ b/components/preview_single_field.js @@ -63,7 +63,11 @@ Vue.component("preview-field", { if (this.displayFormat == "multi-line") { - return this.replaceLineBreaks(this.value); + var md = window.markdownit(); + var result = md.render(this.value); + return result; + + //return this.replaceLineBreaks(this.value); } if (this.displayFormat == "image") diff --git a/index.html b/index.html index 6f39def..c91c974 100644 --- a/index.html +++ b/index.html @@ -1021,7 +1021,7 @@ @@ -1145,6 +1144,8 @@ + + diff --git a/vendor/markdown-it-10.0.0.js b/vendor/markdown-it-10.0.0.js new file mode 100644 index 0000000..b2b5123 --- /dev/null +++ b/vendor/markdown-it-10.0.0.js @@ -0,0 +1,8154 @@ +/*! markdown-it 10.0.0 https://github.com//markdown-it/markdown-it @license MIT */(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.markdownit = f()}})(function(){var define,module,exports;return (function(){function r(e,n,t){function o(i,f){if(!n[i]){if(!e[i]){var c="function"==typeof require&&require;if(!f&&c)return c(i,!0);if(u)return u(i,!0);var a=new Error("Cannot find module '"+i+"'");throw a.code="MODULE_NOT_FOUND",a}var p=n[i]={exports:{}};e[i][0].call(p.exports,function(r){var n=e[i][1][r];return o(n||r)},p,p.exports,r,e,n,t)}return n[i].exports}for(var u="function"==typeof require&&require,i=0;i utf16string } +// +'use strict'; + +/*eslint quotes:0*/ +module.exports = require('entities/lib/maps/entities.json'); + +},{"entities/lib/maps/entities.json":52}],2:[function(require,module,exports){ +// List of valid html blocks names, accorting to commonmark spec +// http://jgm.github.io/CommonMark/spec.html#html-blocks + +'use strict'; + + +module.exports = [ + 'address', + 'article', + 'aside', + 'base', + 'basefont', + 'blockquote', + 'body', + 'caption', + 'center', + 'col', + 'colgroup', + 'dd', + 'details', + 'dialog', + 'dir', + 'div', + 'dl', + 'dt', + 'fieldset', + 'figcaption', + 'figure', + 'footer', + 'form', + 'frame', + 'frameset', + 'h1', + 'h2', + 'h3', + 'h4', + 'h5', + 'h6', + 'head', + 'header', + 'hr', + 'html', + 'iframe', + 'legend', + 'li', + 'link', + 'main', + 'menu', + 'menuitem', + 'meta', + 'nav', + 'noframes', + 'ol', + 'optgroup', + 'option', + 'p', + 'param', + 'section', + 'source', + 'summary', + 'table', + 'tbody', + 'td', + 'tfoot', + 'th', + 'thead', + 'title', + 'tr', + 'track', + 'ul' +]; + +},{}],3:[function(require,module,exports){ +// Regexps to match html elements + +'use strict'; + +var attr_name = '[a-zA-Z_:][a-zA-Z0-9:._-]*'; + +var unquoted = '[^"\'=<>`\\x00-\\x20]+'; +var single_quoted = "'[^']*'"; +var double_quoted = '"[^"]*"'; + +var attr_value = '(?:' + unquoted + '|' + single_quoted + '|' + double_quoted + ')'; + +var attribute = '(?:\\s+' + attr_name + '(?:\\s*=\\s*' + attr_value + ')?)'; + +var open_tag = '<[A-Za-z][A-Za-z0-9\\-]*' + attribute + '*\\s*\\/?>'; + +var close_tag = '<\\/[A-Za-z][A-Za-z0-9\\-]*\\s*>'; +var comment = '|'; +var processing = '<[?].*?[?]>'; +var declaration = ']*>'; +var cdata = ''; + +var HTML_TAG_RE = new RegExp('^(?:' + open_tag + '|' + close_tag + '|' + comment + + '|' + processing + '|' + declaration + '|' + cdata + ')'); +var HTML_OPEN_CLOSE_TAG_RE = new RegExp('^(?:' + open_tag + '|' + close_tag + ')'); + +module.exports.HTML_TAG_RE = HTML_TAG_RE; +module.exports.HTML_OPEN_CLOSE_TAG_RE = HTML_OPEN_CLOSE_TAG_RE; + +},{}],4:[function(require,module,exports){ +// Utilities +// +'use strict'; + + +function _class(obj) { return Object.prototype.toString.call(obj); } + +function isString(obj) { return _class(obj) === '[object String]'; } + +var _hasOwnProperty = Object.prototype.hasOwnProperty; + +function has(object, key) { + return _hasOwnProperty.call(object, key); +} + +// Merge objects +// +function assign(obj /*from1, from2, from3, ...*/) { + var sources = Array.prototype.slice.call(arguments, 1); + + sources.forEach(function (source) { + if (!source) { return; } + + if (typeof source !== 'object') { + throw new TypeError(source + 'must be object'); + } + + Object.keys(source).forEach(function (key) { + obj[key] = source[key]; + }); + }); + + return obj; +} + +// Remove element from array and put another array at those position. +// Useful for some operations with tokens +function arrayReplaceAt(src, pos, newElements) { + return [].concat(src.slice(0, pos), newElements, src.slice(pos + 1)); +} + +//////////////////////////////////////////////////////////////////////////////// + +function isValidEntityCode(c) { + /*eslint no-bitwise:0*/ + // broken sequence + if (c >= 0xD800 && c <= 0xDFFF) { return false; } + // never used + if (c >= 0xFDD0 && c <= 0xFDEF) { return false; } + if ((c & 0xFFFF) === 0xFFFF || (c & 0xFFFF) === 0xFFFE) { return false; } + // control codes + if (c >= 0x00 && c <= 0x08) { return false; } + if (c === 0x0B) { return false; } + if (c >= 0x0E && c <= 0x1F) { return false; } + if (c >= 0x7F && c <= 0x9F) { return false; } + // out of range + if (c > 0x10FFFF) { return false; } + return true; +} + +function fromCodePoint(c) { + /*eslint no-bitwise:0*/ + if (c > 0xffff) { + c -= 0x10000; + var surrogate1 = 0xd800 + (c >> 10), + surrogate2 = 0xdc00 + (c & 0x3ff); + + return String.fromCharCode(surrogate1, surrogate2); + } + return String.fromCharCode(c); +} + + +var UNESCAPE_MD_RE = /\\([!"#$%&'()*+,\-.\/:;<=>?@[\\\]^_`{|}~])/g; +var ENTITY_RE = /&([a-z#][a-z0-9]{1,31});/gi; +var UNESCAPE_ALL_RE = new RegExp(UNESCAPE_MD_RE.source + '|' + ENTITY_RE.source, 'gi'); + +var DIGITAL_ENTITY_TEST_RE = /^#((?:x[a-f0-9]{1,8}|[0-9]{1,8}))/i; + +var entities = require('./entities'); + +function replaceEntityPattern(match, name) { + var code = 0; + + if (has(entities, name)) { + return entities[name]; + } + + if (name.charCodeAt(0) === 0x23/* # */ && DIGITAL_ENTITY_TEST_RE.test(name)) { + code = name[1].toLowerCase() === 'x' ? + parseInt(name.slice(2), 16) : parseInt(name.slice(1), 10); + + if (isValidEntityCode(code)) { + return fromCodePoint(code); + } + } + + return match; +} + +/*function replaceEntities(str) { + if (str.indexOf('&') < 0) { return str; } + + return str.replace(ENTITY_RE, replaceEntityPattern); +}*/ + +function unescapeMd(str) { + if (str.indexOf('\\') < 0) { return str; } + return str.replace(UNESCAPE_MD_RE, '$1'); +} + +function unescapeAll(str) { + if (str.indexOf('\\') < 0 && str.indexOf('&') < 0) { return str; } + + return str.replace(UNESCAPE_ALL_RE, function (match, escaped, entity) { + if (escaped) { return escaped; } + return replaceEntityPattern(match, entity); + }); +} + +//////////////////////////////////////////////////////////////////////////////// + +var HTML_ESCAPE_TEST_RE = /[&<>"]/; +var HTML_ESCAPE_REPLACE_RE = /[&<>"]/g; +var HTML_REPLACEMENTS = { + '&': '&', + '<': '<', + '>': '>', + '"': '"' +}; + +function replaceUnsafeChar(ch) { + return HTML_REPLACEMENTS[ch]; +} + +function escapeHtml(str) { + if (HTML_ESCAPE_TEST_RE.test(str)) { + return str.replace(HTML_ESCAPE_REPLACE_RE, replaceUnsafeChar); + } + return str; +} + +//////////////////////////////////////////////////////////////////////////////// + +var REGEXP_ESCAPE_RE = /[.?*+^$[\]\\(){}|-]/g; + +function escapeRE(str) { + return str.replace(REGEXP_ESCAPE_RE, '\\$&'); +} + +//////////////////////////////////////////////////////////////////////////////// + +function isSpace(code) { + switch (code) { + case 0x09: + case 0x20: + return true; + } + return false; +} + +// Zs (unicode class) || [\t\f\v\r\n] +function isWhiteSpace(code) { + if (code >= 0x2000 && code <= 0x200A) { return true; } + switch (code) { + case 0x09: // \t + case 0x0A: // \n + case 0x0B: // \v + case 0x0C: // \f + case 0x0D: // \r + case 0x20: + case 0xA0: + case 0x1680: + case 0x202F: + case 0x205F: + case 0x3000: + return true; + } + return false; +} + +//////////////////////////////////////////////////////////////////////////////// + +/*eslint-disable max-len*/ +var UNICODE_PUNCT_RE = require('uc.micro/categories/P/regex'); + +// Currently without astral characters support. +function isPunctChar(ch) { + return UNICODE_PUNCT_RE.test(ch); +} + + +// Markdown ASCII punctuation characters. +// +// !, ", #, $, %, &, ', (, ), *, +, ,, -, ., /, :, ;, <, =, >, ?, @, [, \, ], ^, _, `, {, |, }, or ~ +// http://spec.commonmark.org/0.15/#ascii-punctuation-character +// +// Don't confuse with unicode punctuation !!! It lacks some chars in ascii range. +// +function isMdAsciiPunct(ch) { + switch (ch) { + case 0x21/* ! */: + case 0x22/* " */: + case 0x23/* # */: + case 0x24/* $ */: + case 0x25/* % */: + case 0x26/* & */: + case 0x27/* ' */: + case 0x28/* ( */: + case 0x29/* ) */: + case 0x2A/* * */: + case 0x2B/* + */: + case 0x2C/* , */: + case 0x2D/* - */: + case 0x2E/* . */: + case 0x2F/* / */: + case 0x3A/* : */: + case 0x3B/* ; */: + case 0x3C/* < */: + case 0x3D/* = */: + case 0x3E/* > */: + case 0x3F/* ? */: + case 0x40/* @ */: + case 0x5B/* [ */: + case 0x5C/* \ */: + case 0x5D/* ] */: + case 0x5E/* ^ */: + case 0x5F/* _ */: + case 0x60/* ` */: + case 0x7B/* { */: + case 0x7C/* | */: + case 0x7D/* } */: + case 0x7E/* ~ */: + return true; + default: + return false; + } +} + +// Hepler to unify [reference labels]. +// +function normalizeReference(str) { + // Trim and collapse whitespace + // + str = str.trim().replace(/\s+/g, ' '); + + // In node v10 'ẞ'.toLowerCase() === 'Ṿ', which is presumed to be a bug + // fixed in v12 (couldn't find any details). + // + // So treat this one as a special case + // (remove this when node v10 is no longer supported). + // + if ('ẞ'.toLowerCase() === 'Ṿ') { + str = str.replace(/ẞ/g, 'ß'); + } + + // .toLowerCase().toUpperCase() should get rid of all differences + // between letter variants. + // + // Simple .toLowerCase() doesn't normalize 125 code points correctly, + // and .toUpperCase doesn't normalize 6 of them (list of exceptions: + // İ, ϴ, ẞ, Ω, K, Å - those are already uppercased, but have differently + // uppercased versions). + // + // Here's an example showing how it happens. Lets take greek letter omega: + // uppercase U+0398 (Θ), U+03f4 (ϴ) and lowercase U+03b8 (θ), U+03d1 (ϑ) + // + // Unicode entries: + // 0398;GREEK CAPITAL LETTER THETA;Lu;0;L;;;;;N;;;;03B8; + // 03B8;GREEK SMALL LETTER THETA;Ll;0;L;;;;;N;;;0398;;0398 + // 03D1;GREEK THETA SYMBOL;Ll;0;L; 03B8;;;;N;GREEK SMALL LETTER SCRIPT THETA;;0398;;0398 + // 03F4;GREEK CAPITAL THETA SYMBOL;Lu;0;L; 0398;;;;N;;;;03B8; + // + // Case-insensitive comparison should treat all of them as equivalent. + // + // But .toLowerCase() doesn't change ϑ (it's already lowercase), + // and .toUpperCase() doesn't change ϴ (already uppercase). + // + // Applying first lower then upper case normalizes any character: + // '\u0398\u03f4\u03b8\u03d1'.toLowerCase().toUpperCase() === '\u0398\u0398\u0398\u0398' + // + // Note: this is equivalent to unicode case folding; unicode normalization + // is a different step that is not required here. + // + // Final result should be uppercased, because it's later stored in an object + // (this avoid a conflict with Object.prototype members, + // most notably, `__proto__`) + // + return str.toLowerCase().toUpperCase(); +} + +//////////////////////////////////////////////////////////////////////////////// + +// Re-export libraries commonly used in both markdown-it and its plugins, +// so plugins won't have to depend on them explicitly, which reduces their +// bundled size (e.g. a browser build). +// +exports.lib = {}; +exports.lib.mdurl = require('mdurl'); +exports.lib.ucmicro = require('uc.micro'); + +exports.assign = assign; +exports.isString = isString; +exports.has = has; +exports.unescapeMd = unescapeMd; +exports.unescapeAll = unescapeAll; +exports.isValidEntityCode = isValidEntityCode; +exports.fromCodePoint = fromCodePoint; +// exports.replaceEntities = replaceEntities; +exports.escapeHtml = escapeHtml; +exports.arrayReplaceAt = arrayReplaceAt; +exports.isSpace = isSpace; +exports.isWhiteSpace = isWhiteSpace; +exports.isMdAsciiPunct = isMdAsciiPunct; +exports.isPunctChar = isPunctChar; +exports.escapeRE = escapeRE; +exports.normalizeReference = normalizeReference; + +},{"./entities":1,"mdurl":58,"uc.micro":65,"uc.micro/categories/P/regex":63}],5:[function(require,module,exports){ +// Just a shortcut for bulk export +'use strict'; + + +exports.parseLinkLabel = require('./parse_link_label'); +exports.parseLinkDestination = require('./parse_link_destination'); +exports.parseLinkTitle = require('./parse_link_title'); + +},{"./parse_link_destination":6,"./parse_link_label":7,"./parse_link_title":8}],6:[function(require,module,exports){ +// Parse link destination +// +'use strict'; + + +var unescapeAll = require('../common/utils').unescapeAll; + + +module.exports = function parseLinkDestination(str, pos, max) { + var code, level, + lines = 0, + start = pos, + result = { + ok: false, + pos: 0, + lines: 0, + str: '' + }; + + if (str.charCodeAt(pos) === 0x3C /* < */) { + pos++; + while (pos < max) { + code = str.charCodeAt(pos); + if (code === 0x0A /* \n */) { return result; } + if (code === 0x3E /* > */) { + result.pos = pos + 1; + result.str = unescapeAll(str.slice(start + 1, pos)); + result.ok = true; + return result; + } + if (code === 0x5C /* \ */ && pos + 1 < max) { + pos += 2; + continue; + } + + pos++; + } + + // no closing '>' + return result; + } + + // this should be ... } else { ... branch + + level = 0; + while (pos < max) { + code = str.charCodeAt(pos); + + if (code === 0x20) { break; } + + // ascii control characters + if (code < 0x20 || code === 0x7F) { break; } + + if (code === 0x5C /* \ */ && pos + 1 < max) { + pos += 2; + continue; + } + + if (code === 0x28 /* ( */) { + level++; + } + + if (code === 0x29 /* ) */) { + if (level === 0) { break; } + level--; + } + + pos++; + } + + if (start === pos) { return result; } + if (level !== 0) { return result; } + + result.str = unescapeAll(str.slice(start, pos)); + result.lines = lines; + result.pos = pos; + result.ok = true; + return result; +}; + +},{"../common/utils":4}],7:[function(require,module,exports){ +// Parse link label +// +// this function assumes that first character ("[") already matches; +// returns the end of the label +// +'use strict'; + +module.exports = function parseLinkLabel(state, start, disableNested) { + var level, found, marker, prevPos, + labelEnd = -1, + max = state.posMax, + oldPos = state.pos; + + state.pos = start + 1; + level = 1; + + while (state.pos < max) { + marker = state.src.charCodeAt(state.pos); + if (marker === 0x5D /* ] */) { + level--; + if (level === 0) { + found = true; + break; + } + } + + prevPos = state.pos; + state.md.inline.skipToken(state); + if (marker === 0x5B /* [ */) { + if (prevPos === state.pos - 1) { + // increase level if we find text `[`, which is not a part of any token + level++; + } else if (disableNested) { + state.pos = oldPos; + return -1; + } + } + } + + if (found) { + labelEnd = state.pos; + } + + // restore old state + state.pos = oldPos; + + return labelEnd; +}; + +},{}],8:[function(require,module,exports){ +// Parse link title +// +'use strict'; + + +var unescapeAll = require('../common/utils').unescapeAll; + + +module.exports = function parseLinkTitle(str, pos, max) { + var code, + marker, + lines = 0, + start = pos, + result = { + ok: false, + pos: 0, + lines: 0, + str: '' + }; + + if (pos >= max) { return result; } + + marker = str.charCodeAt(pos); + + if (marker !== 0x22 /* " */ && marker !== 0x27 /* ' */ && marker !== 0x28 /* ( */) { return result; } + + pos++; + + // if opening marker is "(", switch it to closing marker ")" + if (marker === 0x28) { marker = 0x29; } + + while (pos < max) { + code = str.charCodeAt(pos); + if (code === marker) { + result.pos = pos + 1; + result.lines = lines; + result.str = unescapeAll(str.slice(start + 1, pos)); + result.ok = true; + return result; + } else if (code === 0x0A) { + lines++; + } else if (code === 0x5C /* \ */ && pos + 1 < max) { + pos++; + if (str.charCodeAt(pos) === 0x0A) { + lines++; + } + } + + pos++; + } + + return result; +}; + +},{"../common/utils":4}],9:[function(require,module,exports){ +// Main parser class + +'use strict'; + + +var utils = require('./common/utils'); +var helpers = require('./helpers'); +var Renderer = require('./renderer'); +var ParserCore = require('./parser_core'); +var ParserBlock = require('./parser_block'); +var ParserInline = require('./parser_inline'); +var LinkifyIt = require('linkify-it'); +var mdurl = require('mdurl'); +var punycode = require('punycode'); + + +var config = { + 'default': require('./presets/default'), + zero: require('./presets/zero'), + commonmark: require('./presets/commonmark') +}; + +//////////////////////////////////////////////////////////////////////////////// +// +// This validator can prohibit more than really needed to prevent XSS. It's a +// tradeoff to keep code simple and to be secure by default. +// +// If you need different setup - override validator method as you wish. Or +// replace it with dummy function and use external sanitizer. +// + +var BAD_PROTO_RE = /^(vbscript|javascript|file|data):/; +var GOOD_DATA_RE = /^data:image\/(gif|png|jpeg|webp);/; + +function validateLink(url) { + // url should be normalized at this point, and existing entities are decoded + var str = url.trim().toLowerCase(); + + return BAD_PROTO_RE.test(str) ? (GOOD_DATA_RE.test(str) ? true : false) : true; +} + +//////////////////////////////////////////////////////////////////////////////// + + +var RECODE_HOSTNAME_FOR = [ 'http:', 'https:', 'mailto:' ]; + +function normalizeLink(url) { + var parsed = mdurl.parse(url, true); + + if (parsed.hostname) { + // Encode hostnames in urls like: + // `http://host/`, `https://host/`, `mailto:user@host`, `//host/` + // + // We don't encode unknown schemas, because it's likely that we encode + // something we shouldn't (e.g. `skype:name` treated as `skype:host`) + // + if (!parsed.protocol || RECODE_HOSTNAME_FOR.indexOf(parsed.protocol) >= 0) { + try { + parsed.hostname = punycode.toASCII(parsed.hostname); + } catch (er) { /**/ } + } + } + + return mdurl.encode(mdurl.format(parsed)); +} + +function normalizeLinkText(url) { + var parsed = mdurl.parse(url, true); + + if (parsed.hostname) { + // Encode hostnames in urls like: + // `http://host/`, `https://host/`, `mailto:user@host`, `//host/` + // + // We don't encode unknown schemas, because it's likely that we encode + // something we shouldn't (e.g. `skype:name` treated as `skype:host`) + // + if (!parsed.protocol || RECODE_HOSTNAME_FOR.indexOf(parsed.protocol) >= 0) { + try { + parsed.hostname = punycode.toUnicode(parsed.hostname); + } catch (er) { /**/ } + } + } + + return mdurl.decode(mdurl.format(parsed)); +} + + +/** + * class MarkdownIt + * + * Main parser/renderer class. + * + * ##### Usage + * + * ```javascript + * // node.js, "classic" way: + * var MarkdownIt = require('markdown-it'), + * md = new MarkdownIt(); + * var result = md.render('# markdown-it rulezz!'); + * + * // node.js, the same, but with sugar: + * var md = require('markdown-it')(); + * var result = md.render('# markdown-it rulezz!'); + * + * // browser without AMD, added to "window" on script load + * // Note, there are no dash. + * var md = window.markdownit(); + * var result = md.render('# markdown-it rulezz!'); + * ``` + * + * Single line rendering, without paragraph wrap: + * + * ```javascript + * var md = require('markdown-it')(); + * var result = md.renderInline('__markdown-it__ rulezz!'); + * ``` + **/ + +/** + * new MarkdownIt([presetName, options]) + * - presetName (String): optional, `commonmark` / `zero` + * - options (Object) + * + * Creates parser instanse with given config. Can be called without `new`. + * + * ##### presetName + * + * MarkdownIt provides named presets as a convenience to quickly + * enable/disable active syntax rules and options for common use cases. + * + * - ["commonmark"](https://github.com/markdown-it/markdown-it/blob/master/lib/presets/commonmark.js) - + * configures parser to strict [CommonMark](http://commonmark.org/) mode. + * - [default](https://github.com/markdown-it/markdown-it/blob/master/lib/presets/default.js) - + * similar to GFM, used when no preset name given. Enables all available rules, + * but still without html, typographer & autolinker. + * - ["zero"](https://github.com/markdown-it/markdown-it/blob/master/lib/presets/zero.js) - + * all rules disabled. Useful to quickly setup your config via `.enable()`. + * For example, when you need only `bold` and `italic` markup and nothing else. + * + * ##### options: + * + * - __html__ - `false`. Set `true` to enable HTML tags in source. Be careful! + * That's not safe! You may need external sanitizer to protect output from XSS. + * It's better to extend features via plugins, instead of enabling HTML. + * - __xhtmlOut__ - `false`. Set `true` to add '/' when closing single tags + * (`
`). This is needed only for full CommonMark compatibility. In real + * world you will need HTML output. + * - __breaks__ - `false`. Set `true` to convert `\n` in paragraphs into `
`. + * - __langPrefix__ - `language-`. CSS language class prefix for fenced blocks. + * Can be useful for external highlighters. + * - __linkify__ - `false`. Set `true` to autoconvert URL-like text to links. + * - __typographer__ - `false`. Set `true` to enable [some language-neutral + * replacement](https://github.com/markdown-it/markdown-it/blob/master/lib/rules_core/replacements.js) + + * quotes beautification (smartquotes). + * - __quotes__ - `“”‘’`, String or Array. Double + single quotes replacement + * pairs, when typographer enabled and smartquotes on. For example, you can + * use `'«»„“'` for Russian, `'„“‚‘'` for German, and + * `['«\xA0', '\xA0»', '‹\xA0', '\xA0›']` for French (including nbsp). + * - __highlight__ - `null`. Highlighter function for fenced code blocks. + * Highlighter `function (str, lang)` should return escaped HTML. It can also + * return empty string if the source was not changed and should be escaped + * externaly. If result starts with `): + * + * ```javascript + * var hljs = require('highlight.js') // https://highlightjs.org/ + * + * // Actual default values + * var md = require('markdown-it')({ + * highlight: function (str, lang) { + * if (lang && hljs.getLanguage(lang)) { + * try { + * return '
' +
+ *                hljs.highlight(lang, str, true).value +
+ *                '
'; + * } catch (__) {} + * } + * + * return '
' + md.utils.escapeHtml(str) + '
'; + * } + * }); + * ``` + * + **/ +function MarkdownIt(presetName, options) { + if (!(this instanceof MarkdownIt)) { + return new MarkdownIt(presetName, options); + } + + if (!options) { + if (!utils.isString(presetName)) { + options = presetName || {}; + presetName = 'default'; + } + } + + /** + * MarkdownIt#inline -> ParserInline + * + * Instance of [[ParserInline]]. You may need it to add new rules when + * writing plugins. For simple rules control use [[MarkdownIt.disable]] and + * [[MarkdownIt.enable]]. + **/ + this.inline = new ParserInline(); + + /** + * MarkdownIt#block -> ParserBlock + * + * Instance of [[ParserBlock]]. You may need it to add new rules when + * writing plugins. For simple rules control use [[MarkdownIt.disable]] and + * [[MarkdownIt.enable]]. + **/ + this.block = new ParserBlock(); + + /** + * MarkdownIt#core -> Core + * + * Instance of [[Core]] chain executor. You may need it to add new rules when + * writing plugins. For simple rules control use [[MarkdownIt.disable]] and + * [[MarkdownIt.enable]]. + **/ + this.core = new ParserCore(); + + /** + * MarkdownIt#renderer -> Renderer + * + * Instance of [[Renderer]]. Use it to modify output look. Or to add rendering + * rules for new token types, generated by plugins. + * + * ##### Example + * + * ```javascript + * var md = require('markdown-it')(); + * + * function myToken(tokens, idx, options, env, self) { + * //... + * return result; + * }; + * + * md.renderer.rules['my_token'] = myToken + * ``` + * + * See [[Renderer]] docs and [source code](https://github.com/markdown-it/markdown-it/blob/master/lib/renderer.js). + **/ + this.renderer = new Renderer(); + + /** + * MarkdownIt#linkify -> LinkifyIt + * + * [linkify-it](https://github.com/markdown-it/linkify-it) instance. + * Used by [linkify](https://github.com/markdown-it/markdown-it/blob/master/lib/rules_core/linkify.js) + * rule. + **/ + this.linkify = new LinkifyIt(); + + /** + * MarkdownIt#validateLink(url) -> Boolean + * + * Link validation function. CommonMark allows too much in links. By default + * we disable `javascript:`, `vbscript:`, `file:` schemas, and almost all `data:...` schemas + * except some embedded image types. + * + * You can change this behaviour: + * + * ```javascript + * var md = require('markdown-it')(); + * // enable everything + * md.validateLink = function () { return true; } + * ``` + **/ + this.validateLink = validateLink; + + /** + * MarkdownIt#normalizeLink(url) -> String + * + * Function used to encode link url to a machine-readable format, + * which includes url-encoding, punycode, etc. + **/ + this.normalizeLink = normalizeLink; + + /** + * MarkdownIt#normalizeLinkText(url) -> String + * + * Function used to decode link url to a human-readable format` + **/ + this.normalizeLinkText = normalizeLinkText; + + + // Expose utils & helpers for easy acces from plugins + + /** + * MarkdownIt#utils -> utils + * + * Assorted utility functions, useful to write plugins. See details + * [here](https://github.com/markdown-it/markdown-it/blob/master/lib/common/utils.js). + **/ + this.utils = utils; + + /** + * MarkdownIt#helpers -> helpers + * + * Link components parser functions, useful to write plugins. See details + * [here](https://github.com/markdown-it/markdown-it/blob/master/lib/helpers). + **/ + this.helpers = utils.assign({}, helpers); + + + this.options = {}; + this.configure(presetName); + + if (options) { this.set(options); } +} + + +/** chainable + * MarkdownIt.set(options) + * + * Set parser options (in the same format as in constructor). Probably, you + * will never need it, but you can change options after constructor call. + * + * ##### Example + * + * ```javascript + * var md = require('markdown-it')() + * .set({ html: true, breaks: true }) + * .set({ typographer, true }); + * ``` + * + * __Note:__ To achieve the best possible performance, don't modify a + * `markdown-it` instance options on the fly. If you need multiple configurations + * it's best to create multiple instances and initialize each with separate + * config. + **/ +MarkdownIt.prototype.set = function (options) { + utils.assign(this.options, options); + return this; +}; + + +/** chainable, internal + * MarkdownIt.configure(presets) + * + * Batch load of all options and compenent settings. This is internal method, + * and you probably will not need it. But if you with - see available presets + * and data structure [here](https://github.com/markdown-it/markdown-it/tree/master/lib/presets) + * + * We strongly recommend to use presets instead of direct config loads. That + * will give better compatibility with next versions. + **/ +MarkdownIt.prototype.configure = function (presets) { + var self = this, presetName; + + if (utils.isString(presets)) { + presetName = presets; + presets = config[presetName]; + if (!presets) { throw new Error('Wrong `markdown-it` preset "' + presetName + '", check name'); } + } + + if (!presets) { throw new Error('Wrong `markdown-it` preset, can\'t be empty'); } + + if (presets.options) { self.set(presets.options); } + + if (presets.components) { + Object.keys(presets.components).forEach(function (name) { + if (presets.components[name].rules) { + self[name].ruler.enableOnly(presets.components[name].rules); + } + if (presets.components[name].rules2) { + self[name].ruler2.enableOnly(presets.components[name].rules2); + } + }); + } + return this; +}; + + +/** chainable + * MarkdownIt.enable(list, ignoreInvalid) + * - list (String|Array): rule name or list of rule names to enable + * - ignoreInvalid (Boolean): set `true` to ignore errors when rule not found. + * + * Enable list or rules. It will automatically find appropriate components, + * containing rules with given names. If rule not found, and `ignoreInvalid` + * not set - throws exception. + * + * ##### Example + * + * ```javascript + * var md = require('markdown-it')() + * .enable(['sub', 'sup']) + * .disable('smartquotes'); + * ``` + **/ +MarkdownIt.prototype.enable = function (list, ignoreInvalid) { + var result = []; + + if (!Array.isArray(list)) { list = [ list ]; } + + [ 'core', 'block', 'inline' ].forEach(function (chain) { + result = result.concat(this[chain].ruler.enable(list, true)); + }, this); + + result = result.concat(this.inline.ruler2.enable(list, true)); + + var missed = list.filter(function (name) { return result.indexOf(name) < 0; }); + + if (missed.length && !ignoreInvalid) { + throw new Error('MarkdownIt. Failed to enable unknown rule(s): ' + missed); + } + + return this; +}; + + +/** chainable + * MarkdownIt.disable(list, ignoreInvalid) + * - list (String|Array): rule name or list of rule names to disable. + * - ignoreInvalid (Boolean): set `true` to ignore errors when rule not found. + * + * The same as [[MarkdownIt.enable]], but turn specified rules off. + **/ +MarkdownIt.prototype.disable = function (list, ignoreInvalid) { + var result = []; + + if (!Array.isArray(list)) { list = [ list ]; } + + [ 'core', 'block', 'inline' ].forEach(function (chain) { + result = result.concat(this[chain].ruler.disable(list, true)); + }, this); + + result = result.concat(this.inline.ruler2.disable(list, true)); + + var missed = list.filter(function (name) { return result.indexOf(name) < 0; }); + + if (missed.length && !ignoreInvalid) { + throw new Error('MarkdownIt. Failed to disable unknown rule(s): ' + missed); + } + return this; +}; + + +/** chainable + * MarkdownIt.use(plugin, params) + * + * Load specified plugin with given params into current parser instance. + * It's just a sugar to call `plugin(md, params)` with curring. + * + * ##### Example + * + * ```javascript + * var iterator = require('markdown-it-for-inline'); + * var md = require('markdown-it')() + * .use(iterator, 'foo_replace', 'text', function (tokens, idx) { + * tokens[idx].content = tokens[idx].content.replace(/foo/g, 'bar'); + * }); + * ``` + **/ +MarkdownIt.prototype.use = function (plugin /*, params, ... */) { + var args = [ this ].concat(Array.prototype.slice.call(arguments, 1)); + plugin.apply(plugin, args); + return this; +}; + + +/** internal + * MarkdownIt.parse(src, env) -> Array + * - src (String): source string + * - env (Object): environment sandbox + * + * Parse input string and returns list of block tokens (special token type + * "inline" will contain list of inline tokens). You should not call this + * method directly, until you write custom renderer (for example, to produce + * AST). + * + * `env` is used to pass data between "distributed" rules and return additional + * metadata like reference info, needed for the renderer. It also can be used to + * inject data in specific cases. Usually, you will be ok to pass `{}`, + * and then pass updated object to renderer. + **/ +MarkdownIt.prototype.parse = function (src, env) { + if (typeof src !== 'string') { + throw new Error('Input data should be a String'); + } + + var state = new this.core.State(src, this, env); + + this.core.process(state); + + return state.tokens; +}; + + +/** + * MarkdownIt.render(src [, env]) -> String + * - src (String): source string + * - env (Object): environment sandbox + * + * Render markdown string into html. It does all magic for you :). + * + * `env` can be used to inject additional metadata (`{}` by default). + * But you will not need it with high probability. See also comment + * in [[MarkdownIt.parse]]. + **/ +MarkdownIt.prototype.render = function (src, env) { + env = env || {}; + + return this.renderer.render(this.parse(src, env), this.options, env); +}; + + +/** internal + * MarkdownIt.parseInline(src, env) -> Array + * - src (String): source string + * - env (Object): environment sandbox + * + * The same as [[MarkdownIt.parse]] but skip all block rules. It returns the + * block tokens list with the single `inline` element, containing parsed inline + * tokens in `children` property. Also updates `env` object. + **/ +MarkdownIt.prototype.parseInline = function (src, env) { + var state = new this.core.State(src, this, env); + + state.inlineMode = true; + this.core.process(state); + + return state.tokens; +}; + + +/** + * MarkdownIt.renderInline(src [, env]) -> String + * - src (String): source string + * - env (Object): environment sandbox + * + * Similar to [[MarkdownIt.render]] but for single paragraph content. Result + * will NOT be wrapped into `

` tags. + **/ +MarkdownIt.prototype.renderInline = function (src, env) { + env = env || {}; + + return this.renderer.render(this.parseInline(src, env), this.options, env); +}; + + +module.exports = MarkdownIt; + +},{"./common/utils":4,"./helpers":5,"./parser_block":10,"./parser_core":11,"./parser_inline":12,"./presets/commonmark":13,"./presets/default":14,"./presets/zero":15,"./renderer":16,"linkify-it":53,"mdurl":58,"punycode":60}],10:[function(require,module,exports){ +/** internal + * class ParserBlock + * + * Block-level tokenizer. + **/ +'use strict'; + + +var Ruler = require('./ruler'); + + +var _rules = [ + // First 2 params - rule name & source. Secondary array - list of rules, + // which can be terminated by this one. + [ 'table', require('./rules_block/table'), [ 'paragraph', 'reference' ] ], + [ 'code', require('./rules_block/code') ], + [ 'fence', require('./rules_block/fence'), [ 'paragraph', 'reference', 'blockquote', 'list' ] ], + [ 'blockquote', require('./rules_block/blockquote'), [ 'paragraph', 'reference', 'blockquote', 'list' ] ], + [ 'hr', require('./rules_block/hr'), [ 'paragraph', 'reference', 'blockquote', 'list' ] ], + [ 'list', require('./rules_block/list'), [ 'paragraph', 'reference', 'blockquote' ] ], + [ 'reference', require('./rules_block/reference') ], + [ 'heading', require('./rules_block/heading'), [ 'paragraph', 'reference', 'blockquote' ] ], + [ 'lheading', require('./rules_block/lheading') ], + [ 'html_block', require('./rules_block/html_block'), [ 'paragraph', 'reference', 'blockquote' ] ], + [ 'paragraph', require('./rules_block/paragraph') ] +]; + + +/** + * new ParserBlock() + **/ +function ParserBlock() { + /** + * ParserBlock#ruler -> Ruler + * + * [[Ruler]] instance. Keep configuration of block rules. + **/ + this.ruler = new Ruler(); + + for (var i = 0; i < _rules.length; i++) { + this.ruler.push(_rules[i][0], _rules[i][1], { alt: (_rules[i][2] || []).slice() }); + } +} + + +// Generate tokens for input range +// +ParserBlock.prototype.tokenize = function (state, startLine, endLine) { + var ok, i, + rules = this.ruler.getRules(''), + len = rules.length, + line = startLine, + hasEmptyLines = false, + maxNesting = state.md.options.maxNesting; + + while (line < endLine) { + state.line = line = state.skipEmptyLines(line); + if (line >= endLine) { break; } + + // Termination condition for nested calls. + // Nested calls currently used for blockquotes & lists + if (state.sCount[line] < state.blkIndent) { break; } + + // If nesting level exceeded - skip tail to the end. That's not ordinary + // situation and we should not care about content. + if (state.level >= maxNesting) { + state.line = endLine; + break; + } + + // Try all possible rules. + // On success, rule should: + // + // - update `state.line` + // - update `state.tokens` + // - return true + + for (i = 0; i < len; i++) { + ok = rules[i](state, line, endLine, false); + if (ok) { break; } + } + + // set state.tight if we had an empty line before current tag + // i.e. latest empty line should not count + state.tight = !hasEmptyLines; + + // paragraph might "eat" one newline after it in nested lists + if (state.isEmpty(state.line - 1)) { + hasEmptyLines = true; + } + + line = state.line; + + if (line < endLine && state.isEmpty(line)) { + hasEmptyLines = true; + line++; + state.line = line; + } + } +}; + + +/** + * ParserBlock.parse(str, md, env, outTokens) + * + * Process input string and push block tokens into `outTokens` + **/ +ParserBlock.prototype.parse = function (src, md, env, outTokens) { + var state; + + if (!src) { return; } + + state = new this.State(src, md, env, outTokens); + + this.tokenize(state, state.line, state.lineMax); +}; + + +ParserBlock.prototype.State = require('./rules_block/state_block'); + + +module.exports = ParserBlock; + +},{"./ruler":17,"./rules_block/blockquote":18,"./rules_block/code":19,"./rules_block/fence":20,"./rules_block/heading":21,"./rules_block/hr":22,"./rules_block/html_block":23,"./rules_block/lheading":24,"./rules_block/list":25,"./rules_block/paragraph":26,"./rules_block/reference":27,"./rules_block/state_block":28,"./rules_block/table":29}],11:[function(require,module,exports){ +/** internal + * class Core + * + * Top-level rules executor. Glues block/inline parsers and does intermediate + * transformations. + **/ +'use strict'; + + +var Ruler = require('./ruler'); + + +var _rules = [ + [ 'normalize', require('./rules_core/normalize') ], + [ 'block', require('./rules_core/block') ], + [ 'inline', require('./rules_core/inline') ], + [ 'linkify', require('./rules_core/linkify') ], + [ 'replacements', require('./rules_core/replacements') ], + [ 'smartquotes', require('./rules_core/smartquotes') ] +]; + + +/** + * new Core() + **/ +function Core() { + /** + * Core#ruler -> Ruler + * + * [[Ruler]] instance. Keep configuration of core rules. + **/ + this.ruler = new Ruler(); + + for (var i = 0; i < _rules.length; i++) { + this.ruler.push(_rules[i][0], _rules[i][1]); + } +} + + +/** + * Core.process(state) + * + * Executes core chain rules. + **/ +Core.prototype.process = function (state) { + var i, l, rules; + + rules = this.ruler.getRules(''); + + for (i = 0, l = rules.length; i < l; i++) { + rules[i](state); + } +}; + +Core.prototype.State = require('./rules_core/state_core'); + + +module.exports = Core; + +},{"./ruler":17,"./rules_core/block":30,"./rules_core/inline":31,"./rules_core/linkify":32,"./rules_core/normalize":33,"./rules_core/replacements":34,"./rules_core/smartquotes":35,"./rules_core/state_core":36}],12:[function(require,module,exports){ +/** internal + * class ParserInline + * + * Tokenizes paragraph content. + **/ +'use strict'; + + +var Ruler = require('./ruler'); + + +//////////////////////////////////////////////////////////////////////////////// +// Parser rules + +var _rules = [ + [ 'text', require('./rules_inline/text') ], + [ 'newline', require('./rules_inline/newline') ], + [ 'escape', require('./rules_inline/escape') ], + [ 'backticks', require('./rules_inline/backticks') ], + [ 'strikethrough', require('./rules_inline/strikethrough').tokenize ], + [ 'emphasis', require('./rules_inline/emphasis').tokenize ], + [ 'link', require('./rules_inline/link') ], + [ 'image', require('./rules_inline/image') ], + [ 'autolink', require('./rules_inline/autolink') ], + [ 'html_inline', require('./rules_inline/html_inline') ], + [ 'entity', require('./rules_inline/entity') ] +]; + +var _rules2 = [ + [ 'balance_pairs', require('./rules_inline/balance_pairs') ], + [ 'strikethrough', require('./rules_inline/strikethrough').postProcess ], + [ 'emphasis', require('./rules_inline/emphasis').postProcess ], + [ 'text_collapse', require('./rules_inline/text_collapse') ] +]; + + +/** + * new ParserInline() + **/ +function ParserInline() { + var i; + + /** + * ParserInline#ruler -> Ruler + * + * [[Ruler]] instance. Keep configuration of inline rules. + **/ + this.ruler = new Ruler(); + + for (i = 0; i < _rules.length; i++) { + this.ruler.push(_rules[i][0], _rules[i][1]); + } + + /** + * ParserInline#ruler2 -> Ruler + * + * [[Ruler]] instance. Second ruler used for post-processing + * (e.g. in emphasis-like rules). + **/ + this.ruler2 = new Ruler(); + + for (i = 0; i < _rules2.length; i++) { + this.ruler2.push(_rules2[i][0], _rules2[i][1]); + } +} + + +// Skip single token by running all rules in validation mode; +// returns `true` if any rule reported success +// +ParserInline.prototype.skipToken = function (state) { + var ok, i, pos = state.pos, + rules = this.ruler.getRules(''), + len = rules.length, + maxNesting = state.md.options.maxNesting, + cache = state.cache; + + + if (typeof cache[pos] !== 'undefined') { + state.pos = cache[pos]; + return; + } + + if (state.level < maxNesting) { + for (i = 0; i < len; i++) { + // Increment state.level and decrement it later to limit recursion. + // It's harmless to do here, because no tokens are created. But ideally, + // we'd need a separate private state variable for this purpose. + // + state.level++; + ok = rules[i](state, true); + state.level--; + + if (ok) { break; } + } + } else { + // Too much nesting, just skip until the end of the paragraph. + // + // NOTE: this will cause links to behave incorrectly in the following case, + // when an amount of `[` is exactly equal to `maxNesting + 1`: + // + // [[[[[[[[[[[[[[[[[[[[[foo]() + // + // TODO: remove this workaround when CM standard will allow nested links + // (we can replace it by preventing links from being parsed in + // validation mode) + // + state.pos = state.posMax; + } + + if (!ok) { state.pos++; } + cache[pos] = state.pos; +}; + + +// Generate tokens for input range +// +ParserInline.prototype.tokenize = function (state) { + var ok, i, + rules = this.ruler.getRules(''), + len = rules.length, + end = state.posMax, + maxNesting = state.md.options.maxNesting; + + while (state.pos < end) { + // Try all possible rules. + // On success, rule should: + // + // - update `state.pos` + // - update `state.tokens` + // - return true + + if (state.level < maxNesting) { + for (i = 0; i < len; i++) { + ok = rules[i](state, false); + if (ok) { break; } + } + } + + if (ok) { + if (state.pos >= end) { break; } + continue; + } + + state.pending += state.src[state.pos++]; + } + + if (state.pending) { + state.pushPending(); + } +}; + + +/** + * ParserInline.parse(str, md, env, outTokens) + * + * Process input string and push inline tokens into `outTokens` + **/ +ParserInline.prototype.parse = function (str, md, env, outTokens) { + var i, rules, len; + var state = new this.State(str, md, env, outTokens); + + this.tokenize(state); + + rules = this.ruler2.getRules(''); + len = rules.length; + + for (i = 0; i < len; i++) { + rules[i](state); + } +}; + + +ParserInline.prototype.State = require('./rules_inline/state_inline'); + + +module.exports = ParserInline; + +},{"./ruler":17,"./rules_inline/autolink":37,"./rules_inline/backticks":38,"./rules_inline/balance_pairs":39,"./rules_inline/emphasis":40,"./rules_inline/entity":41,"./rules_inline/escape":42,"./rules_inline/html_inline":43,"./rules_inline/image":44,"./rules_inline/link":45,"./rules_inline/newline":46,"./rules_inline/state_inline":47,"./rules_inline/strikethrough":48,"./rules_inline/text":49,"./rules_inline/text_collapse":50}],13:[function(require,module,exports){ +// Commonmark default options + +'use strict'; + + +module.exports = { + options: { + html: true, // Enable HTML tags in source + xhtmlOut: true, // Use '/' to close single tags (
) + breaks: false, // Convert '\n' in paragraphs into
+ langPrefix: 'language-', // CSS language prefix for fenced blocks + linkify: false, // autoconvert URL-like texts to links + + // Enable some language-neutral replacements + quotes beautification + typographer: false, + + // Double + single quotes replacement pairs, when typographer enabled, + // and smartquotes on. Could be either a String or an Array. + // + // For example, you can use '«»„“' for Russian, '„“‚‘' for German, + // and ['«\xA0', '\xA0»', '‹\xA0', '\xA0›'] for French (including nbsp). + quotes: '\u201c\u201d\u2018\u2019', /* “”‘’ */ + + // Highlighter function. Should return escaped HTML, + // or '' if the source string is not changed and should be escaped externaly. + // If result starts with ) + breaks: false, // Convert '\n' in paragraphs into
+ langPrefix: 'language-', // CSS language prefix for fenced blocks + linkify: false, // autoconvert URL-like texts to links + + // Enable some language-neutral replacements + quotes beautification + typographer: false, + + // Double + single quotes replacement pairs, when typographer enabled, + // and smartquotes on. Could be either a String or an Array. + // + // For example, you can use '«»„“' for Russian, '„“‚‘' for German, + // and ['«\xA0', '\xA0»', '‹\xA0', '\xA0›'] for French (including nbsp). + quotes: '\u201c\u201d\u2018\u2019', /* “”‘’ */ + + // Highlighter function. Should return escaped HTML, + // or '' if the source string is not changed and should be escaped externaly. + // If result starts with ) + breaks: false, // Convert '\n' in paragraphs into
+ langPrefix: 'language-', // CSS language prefix for fenced blocks + linkify: false, // autoconvert URL-like texts to links + + // Enable some language-neutral replacements + quotes beautification + typographer: false, + + // Double + single quotes replacement pairs, when typographer enabled, + // and smartquotes on. Could be either a String or an Array. + // + // For example, you can use '«»„“' for Russian, '„“‚‘' for German, + // and ['«\xA0', '\xA0»', '‹\xA0', '\xA0›'] for French (including nbsp). + quotes: '\u201c\u201d\u2018\u2019', /* “”‘’ */ + + // Highlighter function. Should return escaped HTML, + // or '' if the source string is not changed and should be escaped externaly. + // If result starts with ' + + escapeHtml(tokens[idx].content) + + ''; +}; + + +default_rules.code_block = function (tokens, idx, options, env, slf) { + var token = tokens[idx]; + + return '' + + escapeHtml(tokens[idx].content) + + '\n'; +}; + + +default_rules.fence = function (tokens, idx, options, env, slf) { + var token = tokens[idx], + info = token.info ? unescapeAll(token.info).trim() : '', + langName = '', + highlighted, i, tmpAttrs, tmpToken; + + if (info) { + langName = info.split(/\s+/g)[0]; + } + + if (options.highlight) { + highlighted = options.highlight(token.content, langName) || escapeHtml(token.content); + } else { + highlighted = escapeHtml(token.content); + } + + if (highlighted.indexOf('' + + highlighted + + '\n'; + } + + + return '

'
+        + highlighted
+        + '
\n'; +}; + + +default_rules.image = function (tokens, idx, options, env, slf) { + var token = tokens[idx]; + + // "alt" attr MUST be set, even if empty. Because it's mandatory and + // should be placed on proper position for tests. + // + // Replace content with actual value + + token.attrs[token.attrIndex('alt')][1] = + slf.renderInlineAsText(token.children, options, env); + + return slf.renderToken(tokens, idx, options); +}; + + +default_rules.hardbreak = function (tokens, idx, options /*, env */) { + return options.xhtmlOut ? '
\n' : '
\n'; +}; +default_rules.softbreak = function (tokens, idx, options /*, env */) { + return options.breaks ? (options.xhtmlOut ? '
\n' : '
\n') : '\n'; +}; + + +default_rules.text = function (tokens, idx /*, options, env */) { + return escapeHtml(tokens[idx].content); +}; + + +default_rules.html_block = function (tokens, idx /*, options, env */) { + return tokens[idx].content; +}; +default_rules.html_inline = function (tokens, idx /*, options, env */) { + return tokens[idx].content; +}; + + +/** + * new Renderer() + * + * Creates new [[Renderer]] instance and fill [[Renderer#rules]] with defaults. + **/ +function Renderer() { + + /** + * Renderer#rules -> Object + * + * Contains render rules for tokens. Can be updated and extended. + * + * ##### Example + * + * ```javascript + * var md = require('markdown-it')(); + * + * md.renderer.rules.strong_open = function () { return ''; }; + * md.renderer.rules.strong_close = function () { return ''; }; + * + * var result = md.renderInline(...); + * ``` + * + * Each rule is called as independent static function with fixed signature: + * + * ```javascript + * function my_token_render(tokens, idx, options, env, renderer) { + * // ... + * return renderedHTML; + * } + * ``` + * + * See [source code](https://github.com/markdown-it/markdown-it/blob/master/lib/renderer.js) + * for more details and examples. + **/ + this.rules = assign({}, default_rules); +} + + +/** + * Renderer.renderAttrs(token) -> String + * + * Render token attributes to string. + **/ +Renderer.prototype.renderAttrs = function renderAttrs(token) { + var i, l, result; + + if (!token.attrs) { return ''; } + + result = ''; + + for (i = 0, l = token.attrs.length; i < l; i++) { + result += ' ' + escapeHtml(token.attrs[i][0]) + '="' + escapeHtml(token.attrs[i][1]) + '"'; + } + + return result; +}; + + +/** + * Renderer.renderToken(tokens, idx, options) -> String + * - tokens (Array): list of tokens + * - idx (Numbed): token index to render + * - options (Object): params of parser instance + * + * Default token renderer. Can be overriden by custom function + * in [[Renderer#rules]]. + **/ +Renderer.prototype.renderToken = function renderToken(tokens, idx, options) { + var nextToken, + result = '', + needLf = false, + token = tokens[idx]; + + // Tight list paragraphs + if (token.hidden) { + return ''; + } + + // Insert a newline between hidden paragraph and subsequent opening + // block-level tag. + // + // For example, here we should insert a newline before blockquote: + // - a + // > + // + if (token.block && token.nesting !== -1 && idx && tokens[idx - 1].hidden) { + result += '\n'; + } + + // Add token name, e.g. ``. + // + needLf = false; + } + } + } + } + + result += needLf ? '>\n' : '>'; + + return result; +}; + + +/** + * Renderer.renderInline(tokens, options, env) -> String + * - tokens (Array): list on block tokens to renter + * - options (Object): params of parser instance + * - env (Object): additional data from parsed input (references, for example) + * + * The same as [[Renderer.render]], but for single token of `inline` type. + **/ +Renderer.prototype.renderInline = function (tokens, options, env) { + var type, + result = '', + rules = this.rules; + + for (var i = 0, len = tokens.length; i < len; i++) { + type = tokens[i].type; + + if (typeof rules[type] !== 'undefined') { + result += rules[type](tokens, i, options, env, this); + } else { + result += this.renderToken(tokens, i, options); + } + } + + return result; +}; + + +/** internal + * Renderer.renderInlineAsText(tokens, options, env) -> String + * - tokens (Array): list on block tokens to renter + * - options (Object): params of parser instance + * - env (Object): additional data from parsed input (references, for example) + * + * Special kludge for image `alt` attributes to conform CommonMark spec. + * Don't try to use it! Spec requires to show `alt` content with stripped markup, + * instead of simple escaping. + **/ +Renderer.prototype.renderInlineAsText = function (tokens, options, env) { + var result = ''; + + for (var i = 0, len = tokens.length; i < len; i++) { + if (tokens[i].type === 'text') { + result += tokens[i].content; + } else if (tokens[i].type === 'image') { + result += this.renderInlineAsText(tokens[i].children, options, env); + } + } + + return result; +}; + + +/** + * Renderer.render(tokens, options, env) -> String + * - tokens (Array): list on block tokens to renter + * - options (Object): params of parser instance + * - env (Object): additional data from parsed input (references, for example) + * + * Takes token stream and generates HTML. Probably, you will never need to call + * this method directly. + **/ +Renderer.prototype.render = function (tokens, options, env) { + var i, len, type, + result = '', + rules = this.rules; + + for (i = 0, len = tokens.length; i < len; i++) { + type = tokens[i].type; + + if (type === 'inline') { + result += this.renderInline(tokens[i].children, options, env); + } else if (typeof rules[type] !== 'undefined') { + result += rules[tokens[i].type](tokens, i, options, env, this); + } else { + result += this.renderToken(tokens, i, options, env); + } + } + + return result; +}; + +module.exports = Renderer; + +},{"./common/utils":4}],17:[function(require,module,exports){ +/** + * class Ruler + * + * Helper class, used by [[MarkdownIt#core]], [[MarkdownIt#block]] and + * [[MarkdownIt#inline]] to manage sequences of functions (rules): + * + * - keep rules in defined order + * - assign the name to each rule + * - enable/disable rules + * - add/replace rules + * - allow assign rules to additional named chains (in the same) + * - cacheing lists of active rules + * + * You will not need use this class directly until write plugins. For simple + * rules control use [[MarkdownIt.disable]], [[MarkdownIt.enable]] and + * [[MarkdownIt.use]]. + **/ +'use strict'; + + +/** + * new Ruler() + **/ +function Ruler() { + // List of added rules. Each element is: + // + // { + // name: XXX, + // enabled: Boolean, + // fn: Function(), + // alt: [ name2, name3 ] + // } + // + this.__rules__ = []; + + // Cached rule chains. + // + // First level - chain name, '' for default. + // Second level - diginal anchor for fast filtering by charcodes. + // + this.__cache__ = null; +} + +//////////////////////////////////////////////////////////////////////////////// +// Helper methods, should not be used directly + + +// Find rule index by name +// +Ruler.prototype.__find__ = function (name) { + for (var i = 0; i < this.__rules__.length; i++) { + if (this.__rules__[i].name === name) { + return i; + } + } + return -1; +}; + + +// Build rules lookup cache +// +Ruler.prototype.__compile__ = function () { + var self = this; + var chains = [ '' ]; + + // collect unique names + self.__rules__.forEach(function (rule) { + if (!rule.enabled) { return; } + + rule.alt.forEach(function (altName) { + if (chains.indexOf(altName) < 0) { + chains.push(altName); + } + }); + }); + + self.__cache__ = {}; + + chains.forEach(function (chain) { + self.__cache__[chain] = []; + self.__rules__.forEach(function (rule) { + if (!rule.enabled) { return; } + + if (chain && rule.alt.indexOf(chain) < 0) { return; } + + self.__cache__[chain].push(rule.fn); + }); + }); +}; + + +/** + * Ruler.at(name, fn [, options]) + * - name (String): rule name to replace. + * - fn (Function): new rule function. + * - options (Object): new rule options (not mandatory). + * + * Replace rule by name with new function & options. Throws error if name not + * found. + * + * ##### Options: + * + * - __alt__ - array with names of "alternate" chains. + * + * ##### Example + * + * Replace existing typographer replacement rule with new one: + * + * ```javascript + * var md = require('markdown-it')(); + * + * md.core.ruler.at('replacements', function replace(state) { + * //... + * }); + * ``` + **/ +Ruler.prototype.at = function (name, fn, options) { + var index = this.__find__(name); + var opt = options || {}; + + if (index === -1) { throw new Error('Parser rule not found: ' + name); } + + this.__rules__[index].fn = fn; + this.__rules__[index].alt = opt.alt || []; + this.__cache__ = null; +}; + + +/** + * Ruler.before(beforeName, ruleName, fn [, options]) + * - beforeName (String): new rule will be added before this one. + * - ruleName (String): name of added rule. + * - fn (Function): rule function. + * - options (Object): rule options (not mandatory). + * + * Add new rule to chain before one with given name. See also + * [[Ruler.after]], [[Ruler.push]]. + * + * ##### Options: + * + * - __alt__ - array with names of "alternate" chains. + * + * ##### Example + * + * ```javascript + * var md = require('markdown-it')(); + * + * md.block.ruler.before('paragraph', 'my_rule', function replace(state) { + * //... + * }); + * ``` + **/ +Ruler.prototype.before = function (beforeName, ruleName, fn, options) { + var index = this.__find__(beforeName); + var opt = options || {}; + + if (index === -1) { throw new Error('Parser rule not found: ' + beforeName); } + + this.__rules__.splice(index, 0, { + name: ruleName, + enabled: true, + fn: fn, + alt: opt.alt || [] + }); + + this.__cache__ = null; +}; + + +/** + * Ruler.after(afterName, ruleName, fn [, options]) + * - afterName (String): new rule will be added after this one. + * - ruleName (String): name of added rule. + * - fn (Function): rule function. + * - options (Object): rule options (not mandatory). + * + * Add new rule to chain after one with given name. See also + * [[Ruler.before]], [[Ruler.push]]. + * + * ##### Options: + * + * - __alt__ - array with names of "alternate" chains. + * + * ##### Example + * + * ```javascript + * var md = require('markdown-it')(); + * + * md.inline.ruler.after('text', 'my_rule', function replace(state) { + * //... + * }); + * ``` + **/ +Ruler.prototype.after = function (afterName, ruleName, fn, options) { + var index = this.__find__(afterName); + var opt = options || {}; + + if (index === -1) { throw new Error('Parser rule not found: ' + afterName); } + + this.__rules__.splice(index + 1, 0, { + name: ruleName, + enabled: true, + fn: fn, + alt: opt.alt || [] + }); + + this.__cache__ = null; +}; + +/** + * Ruler.push(ruleName, fn [, options]) + * - ruleName (String): name of added rule. + * - fn (Function): rule function. + * - options (Object): rule options (not mandatory). + * + * Push new rule to the end of chain. See also + * [[Ruler.before]], [[Ruler.after]]. + * + * ##### Options: + * + * - __alt__ - array with names of "alternate" chains. + * + * ##### Example + * + * ```javascript + * var md = require('markdown-it')(); + * + * md.core.ruler.push('my_rule', function replace(state) { + * //... + * }); + * ``` + **/ +Ruler.prototype.push = function (ruleName, fn, options) { + var opt = options || {}; + + this.__rules__.push({ + name: ruleName, + enabled: true, + fn: fn, + alt: opt.alt || [] + }); + + this.__cache__ = null; +}; + + +/** + * Ruler.enable(list [, ignoreInvalid]) -> Array + * - list (String|Array): list of rule names to enable. + * - ignoreInvalid (Boolean): set `true` to ignore errors when rule not found. + * + * Enable rules with given names. If any rule name not found - throw Error. + * Errors can be disabled by second param. + * + * Returns list of found rule names (if no exception happened). + * + * See also [[Ruler.disable]], [[Ruler.enableOnly]]. + **/ +Ruler.prototype.enable = function (list, ignoreInvalid) { + if (!Array.isArray(list)) { list = [ list ]; } + + var result = []; + + // Search by name and enable + list.forEach(function (name) { + var idx = this.__find__(name); + + if (idx < 0) { + if (ignoreInvalid) { return; } + throw new Error('Rules manager: invalid rule name ' + name); + } + this.__rules__[idx].enabled = true; + result.push(name); + }, this); + + this.__cache__ = null; + return result; +}; + + +/** + * Ruler.enableOnly(list [, ignoreInvalid]) + * - list (String|Array): list of rule names to enable (whitelist). + * - ignoreInvalid (Boolean): set `true` to ignore errors when rule not found. + * + * Enable rules with given names, and disable everything else. If any rule name + * not found - throw Error. Errors can be disabled by second param. + * + * See also [[Ruler.disable]], [[Ruler.enable]]. + **/ +Ruler.prototype.enableOnly = function (list, ignoreInvalid) { + if (!Array.isArray(list)) { list = [ list ]; } + + this.__rules__.forEach(function (rule) { rule.enabled = false; }); + + this.enable(list, ignoreInvalid); +}; + + +/** + * Ruler.disable(list [, ignoreInvalid]) -> Array + * - list (String|Array): list of rule names to disable. + * - ignoreInvalid (Boolean): set `true` to ignore errors when rule not found. + * + * Disable rules with given names. If any rule name not found - throw Error. + * Errors can be disabled by second param. + * + * Returns list of found rule names (if no exception happened). + * + * See also [[Ruler.enable]], [[Ruler.enableOnly]]. + **/ +Ruler.prototype.disable = function (list, ignoreInvalid) { + if (!Array.isArray(list)) { list = [ list ]; } + + var result = []; + + // Search by name and disable + list.forEach(function (name) { + var idx = this.__find__(name); + + if (idx < 0) { + if (ignoreInvalid) { return; } + throw new Error('Rules manager: invalid rule name ' + name); + } + this.__rules__[idx].enabled = false; + result.push(name); + }, this); + + this.__cache__ = null; + return result; +}; + + +/** + * Ruler.getRules(chainName) -> Array + * + * Return array of active functions (rules) for given chain name. It analyzes + * rules configuration, compiles caches if not exists and returns result. + * + * Default chain name is `''` (empty string). It can't be skipped. That's + * done intentionally, to keep signature monomorphic for high speed. + **/ +Ruler.prototype.getRules = function (chainName) { + if (this.__cache__ === null) { + this.__compile__(); + } + + // Chain can be empty, if rules disabled. But we still have to return Array. + return this.__cache__[chainName] || []; +}; + +module.exports = Ruler; + +},{}],18:[function(require,module,exports){ +// Block quotes + +'use strict'; + +var isSpace = require('../common/utils').isSpace; + + +module.exports = function blockquote(state, startLine, endLine, silent) { + var adjustTab, + ch, + i, + initial, + l, + lastLineEmpty, + lines, + nextLine, + offset, + oldBMarks, + oldBSCount, + oldIndent, + oldParentType, + oldSCount, + oldTShift, + spaceAfterMarker, + terminate, + terminatorRules, + token, + wasOutdented, + oldLineMax = state.lineMax, + pos = state.bMarks[startLine] + state.tShift[startLine], + max = state.eMarks[startLine]; + + // if it's indented more than 3 spaces, it should be a code block + if (state.sCount[startLine] - state.blkIndent >= 4) { return false; } + + // check the block quote marker + if (state.src.charCodeAt(pos++) !== 0x3E/* > */) { return false; } + + // we know that it's going to be a valid blockquote, + // so no point trying to find the end of it in silent mode + if (silent) { return true; } + + // skip spaces after ">" and re-calculate offset + initial = offset = state.sCount[startLine] + pos - (state.bMarks[startLine] + state.tShift[startLine]); + + // skip one optional space after '>' + if (state.src.charCodeAt(pos) === 0x20 /* space */) { + // ' > test ' + // ^ -- position start of line here: + pos++; + initial++; + offset++; + adjustTab = false; + spaceAfterMarker = true; + } else if (state.src.charCodeAt(pos) === 0x09 /* tab */) { + spaceAfterMarker = true; + + if ((state.bsCount[startLine] + offset) % 4 === 3) { + // ' >\t test ' + // ^ -- position start of line here (tab has width===1) + pos++; + initial++; + offset++; + adjustTab = false; + } else { + // ' >\t test ' + // ^ -- position start of line here + shift bsCount slightly + // to make extra space appear + adjustTab = true; + } + } else { + spaceAfterMarker = false; + } + + oldBMarks = [ state.bMarks[startLine] ]; + state.bMarks[startLine] = pos; + + while (pos < max) { + ch = state.src.charCodeAt(pos); + + if (isSpace(ch)) { + if (ch === 0x09) { + offset += 4 - (offset + state.bsCount[startLine] + (adjustTab ? 1 : 0)) % 4; + } else { + offset++; + } + } else { + break; + } + + pos++; + } + + oldBSCount = [ state.bsCount[startLine] ]; + state.bsCount[startLine] = state.sCount[startLine] + 1 + (spaceAfterMarker ? 1 : 0); + + lastLineEmpty = pos >= max; + + oldSCount = [ state.sCount[startLine] ]; + state.sCount[startLine] = offset - initial; + + oldTShift = [ state.tShift[startLine] ]; + state.tShift[startLine] = pos - state.bMarks[startLine]; + + terminatorRules = state.md.block.ruler.getRules('blockquote'); + + oldParentType = state.parentType; + state.parentType = 'blockquote'; + wasOutdented = false; + + // Search the end of the block + // + // Block ends with either: + // 1. an empty line outside: + // ``` + // > test + // + // ``` + // 2. an empty line inside: + // ``` + // > + // test + // ``` + // 3. another tag: + // ``` + // > test + // - - - + // ``` + for (nextLine = startLine + 1; nextLine < endLine; nextLine++) { + // check if it's outdented, i.e. it's inside list item and indented + // less than said list item: + // + // ``` + // 1. anything + // > current blockquote + // 2. checking this line + // ``` + if (state.sCount[nextLine] < state.blkIndent) wasOutdented = true; + + pos = state.bMarks[nextLine] + state.tShift[nextLine]; + max = state.eMarks[nextLine]; + + if (pos >= max) { + // Case 1: line is not inside the blockquote, and this line is empty. + break; + } + + if (state.src.charCodeAt(pos++) === 0x3E/* > */ && !wasOutdented) { + // This line is inside the blockquote. + + // skip spaces after ">" and re-calculate offset + initial = offset = state.sCount[nextLine] + pos - (state.bMarks[nextLine] + state.tShift[nextLine]); + + // skip one optional space after '>' + if (state.src.charCodeAt(pos) === 0x20 /* space */) { + // ' > test ' + // ^ -- position start of line here: + pos++; + initial++; + offset++; + adjustTab = false; + spaceAfterMarker = true; + } else if (state.src.charCodeAt(pos) === 0x09 /* tab */) { + spaceAfterMarker = true; + + if ((state.bsCount[nextLine] + offset) % 4 === 3) { + // ' >\t test ' + // ^ -- position start of line here (tab has width===1) + pos++; + initial++; + offset++; + adjustTab = false; + } else { + // ' >\t test ' + // ^ -- position start of line here + shift bsCount slightly + // to make extra space appear + adjustTab = true; + } + } else { + spaceAfterMarker = false; + } + + oldBMarks.push(state.bMarks[nextLine]); + state.bMarks[nextLine] = pos; + + while (pos < max) { + ch = state.src.charCodeAt(pos); + + if (isSpace(ch)) { + if (ch === 0x09) { + offset += 4 - (offset + state.bsCount[nextLine] + (adjustTab ? 1 : 0)) % 4; + } else { + offset++; + } + } else { + break; + } + + pos++; + } + + lastLineEmpty = pos >= max; + + oldBSCount.push(state.bsCount[nextLine]); + state.bsCount[nextLine] = state.sCount[nextLine] + 1 + (spaceAfterMarker ? 1 : 0); + + oldSCount.push(state.sCount[nextLine]); + state.sCount[nextLine] = offset - initial; + + oldTShift.push(state.tShift[nextLine]); + state.tShift[nextLine] = pos - state.bMarks[nextLine]; + continue; + } + + // Case 2: line is not inside the blockquote, and the last line was empty. + if (lastLineEmpty) { break; } + + // Case 3: another tag found. + terminate = false; + for (i = 0, l = terminatorRules.length; i < l; i++) { + if (terminatorRules[i](state, nextLine, endLine, true)) { + terminate = true; + break; + } + } + + if (terminate) { + // Quirk to enforce "hard termination mode" for paragraphs; + // normally if you call `tokenize(state, startLine, nextLine)`, + // paragraphs will look below nextLine for paragraph continuation, + // but if blockquote is terminated by another tag, they shouldn't + state.lineMax = nextLine; + + if (state.blkIndent !== 0) { + // state.blkIndent was non-zero, we now set it to zero, + // so we need to re-calculate all offsets to appear as + // if indent wasn't changed + oldBMarks.push(state.bMarks[nextLine]); + oldBSCount.push(state.bsCount[nextLine]); + oldTShift.push(state.tShift[nextLine]); + oldSCount.push(state.sCount[nextLine]); + state.sCount[nextLine] -= state.blkIndent; + } + + break; + } + + oldBMarks.push(state.bMarks[nextLine]); + oldBSCount.push(state.bsCount[nextLine]); + oldTShift.push(state.tShift[nextLine]); + oldSCount.push(state.sCount[nextLine]); + + // A negative indentation means that this is a paragraph continuation + // + state.sCount[nextLine] = -1; + } + + oldIndent = state.blkIndent; + state.blkIndent = 0; + + token = state.push('blockquote_open', 'blockquote', 1); + token.markup = '>'; + token.map = lines = [ startLine, 0 ]; + + state.md.block.tokenize(state, startLine, nextLine); + + token = state.push('blockquote_close', 'blockquote', -1); + token.markup = '>'; + + state.lineMax = oldLineMax; + state.parentType = oldParentType; + lines[1] = state.line; + + // Restore original tShift; this might not be necessary since the parser + // has already been here, but just to make sure we can do that. + for (i = 0; i < oldTShift.length; i++) { + state.bMarks[i + startLine] = oldBMarks[i]; + state.tShift[i + startLine] = oldTShift[i]; + state.sCount[i + startLine] = oldSCount[i]; + state.bsCount[i + startLine] = oldBSCount[i]; + } + state.blkIndent = oldIndent; + + return true; +}; + +},{"../common/utils":4}],19:[function(require,module,exports){ +// Code block (4 spaces padded) + +'use strict'; + + +module.exports = function code(state, startLine, endLine/*, silent*/) { + var nextLine, last, token; + + if (state.sCount[startLine] - state.blkIndent < 4) { return false; } + + last = nextLine = startLine + 1; + + while (nextLine < endLine) { + if (state.isEmpty(nextLine)) { + nextLine++; + continue; + } + + if (state.sCount[nextLine] - state.blkIndent >= 4) { + nextLine++; + last = nextLine; + continue; + } + break; + } + + state.line = last; + + token = state.push('code_block', 'code', 0); + token.content = state.getLines(startLine, last, 4 + state.blkIndent, true); + token.map = [ startLine, state.line ]; + + return true; +}; + +},{}],20:[function(require,module,exports){ +// fences (``` lang, ~~~ lang) + +'use strict'; + + +module.exports = function fence(state, startLine, endLine, silent) { + var marker, len, params, nextLine, mem, token, markup, + haveEndMarker = false, + pos = state.bMarks[startLine] + state.tShift[startLine], + max = state.eMarks[startLine]; + + // if it's indented more than 3 spaces, it should be a code block + if (state.sCount[startLine] - state.blkIndent >= 4) { return false; } + + if (pos + 3 > max) { return false; } + + marker = state.src.charCodeAt(pos); + + if (marker !== 0x7E/* ~ */ && marker !== 0x60 /* ` */) { + return false; + } + + // scan marker length + mem = pos; + pos = state.skipChars(pos, marker); + + len = pos - mem; + + if (len < 3) { return false; } + + markup = state.src.slice(mem, pos); + params = state.src.slice(pos, max); + + if (marker === 0x60 /* ` */) { + if (params.indexOf(String.fromCharCode(marker)) >= 0) { + return false; + } + } + + // Since start is found, we can report success here in validation mode + if (silent) { return true; } + + // search end of block + nextLine = startLine; + + for (;;) { + nextLine++; + if (nextLine >= endLine) { + // unclosed block should be autoclosed by end of document. + // also block seems to be autoclosed by end of parent + break; + } + + pos = mem = state.bMarks[nextLine] + state.tShift[nextLine]; + max = state.eMarks[nextLine]; + + if (pos < max && state.sCount[nextLine] < state.blkIndent) { + // non-empty line with negative indent should stop the list: + // - ``` + // test + break; + } + + if (state.src.charCodeAt(pos) !== marker) { continue; } + + if (state.sCount[nextLine] - state.blkIndent >= 4) { + // closing fence should be indented less than 4 spaces + continue; + } + + pos = state.skipChars(pos, marker); + + // closing code fence must be at least as long as the opening one + if (pos - mem < len) { continue; } + + // make sure tail has spaces only + pos = state.skipSpaces(pos); + + if (pos < max) { continue; } + + haveEndMarker = true; + // found! + break; + } + + // If a fence has heading spaces, they should be removed from its inner block + len = state.sCount[startLine]; + + state.line = nextLine + (haveEndMarker ? 1 : 0); + + token = state.push('fence', 'code', 0); + token.info = params; + token.content = state.getLines(startLine + 1, nextLine, len, true); + token.markup = markup; + token.map = [ startLine, state.line ]; + + return true; +}; + +},{}],21:[function(require,module,exports){ +// heading (#, ##, ...) + +'use strict'; + +var isSpace = require('../common/utils').isSpace; + + +module.exports = function heading(state, startLine, endLine, silent) { + var ch, level, tmp, token, + pos = state.bMarks[startLine] + state.tShift[startLine], + max = state.eMarks[startLine]; + + // if it's indented more than 3 spaces, it should be a code block + if (state.sCount[startLine] - state.blkIndent >= 4) { return false; } + + ch = state.src.charCodeAt(pos); + + if (ch !== 0x23/* # */ || pos >= max) { return false; } + + // count heading level + level = 1; + ch = state.src.charCodeAt(++pos); + while (ch === 0x23/* # */ && pos < max && level <= 6) { + level++; + ch = state.src.charCodeAt(++pos); + } + + if (level > 6 || (pos < max && !isSpace(ch))) { return false; } + + if (silent) { return true; } + + // Let's cut tails like ' ### ' from the end of string + + max = state.skipSpacesBack(max, pos); + tmp = state.skipCharsBack(max, 0x23, pos); // # + if (tmp > pos && isSpace(state.src.charCodeAt(tmp - 1))) { + max = tmp; + } + + state.line = startLine + 1; + + token = state.push('heading_open', 'h' + String(level), 1); + token.markup = '########'.slice(0, level); + token.map = [ startLine, state.line ]; + + token = state.push('inline', '', 0); + token.content = state.src.slice(pos, max).trim(); + token.map = [ startLine, state.line ]; + token.children = []; + + token = state.push('heading_close', 'h' + String(level), -1); + token.markup = '########'.slice(0, level); + + return true; +}; + +},{"../common/utils":4}],22:[function(require,module,exports){ +// Horizontal rule + +'use strict'; + +var isSpace = require('../common/utils').isSpace; + + +module.exports = function hr(state, startLine, endLine, silent) { + var marker, cnt, ch, token, + pos = state.bMarks[startLine] + state.tShift[startLine], + max = state.eMarks[startLine]; + + // if it's indented more than 3 spaces, it should be a code block + if (state.sCount[startLine] - state.blkIndent >= 4) { return false; } + + marker = state.src.charCodeAt(pos++); + + // Check hr marker + if (marker !== 0x2A/* * */ && + marker !== 0x2D/* - */ && + marker !== 0x5F/* _ */) { + return false; + } + + // markers can be mixed with spaces, but there should be at least 3 of them + + cnt = 1; + while (pos < max) { + ch = state.src.charCodeAt(pos++); + if (ch !== marker && !isSpace(ch)) { return false; } + if (ch === marker) { cnt++; } + } + + if (cnt < 3) { return false; } + + if (silent) { return true; } + + state.line = startLine + 1; + + token = state.push('hr', 'hr', 0); + token.map = [ startLine, state.line ]; + token.markup = Array(cnt + 1).join(String.fromCharCode(marker)); + + return true; +}; + +},{"../common/utils":4}],23:[function(require,module,exports){ +// HTML block + +'use strict'; + + +var block_names = require('../common/html_blocks'); +var HTML_OPEN_CLOSE_TAG_RE = require('../common/html_re').HTML_OPEN_CLOSE_TAG_RE; + +// An array of opening and corresponding closing sequences for html tags, +// last argument defines whether it can terminate a paragraph or not +// +var HTML_SEQUENCES = [ + [ /^<(script|pre|style)(?=(\s|>|$))/i, /<\/(script|pre|style)>/i, true ], + [ /^/, true ], + [ /^<\?/, /\?>/, true ], + [ /^/, true ], + [ /^/, true ], + [ new RegExp('^|$))', 'i'), /^$/, true ], + [ new RegExp(HTML_OPEN_CLOSE_TAG_RE.source + '\\s*$'), /^$/, false ] +]; + + +module.exports = function html_block(state, startLine, endLine, silent) { + var i, nextLine, token, lineText, + pos = state.bMarks[startLine] + state.tShift[startLine], + max = state.eMarks[startLine]; + + // if it's indented more than 3 spaces, it should be a code block + if (state.sCount[startLine] - state.blkIndent >= 4) { return false; } + + if (!state.md.options.html) { return false; } + + if (state.src.charCodeAt(pos) !== 0x3C/* < */) { return false; } + + lineText = state.src.slice(pos, max); + + for (i = 0; i < HTML_SEQUENCES.length; i++) { + if (HTML_SEQUENCES[i][0].test(lineText)) { break; } + } + + if (i === HTML_SEQUENCES.length) { return false; } + + if (silent) { + // true if this sequence can be a terminator, false otherwise + return HTML_SEQUENCES[i][2]; + } + + nextLine = startLine + 1; + + // If we are here - we detected HTML block. + // Let's roll down till block end. + if (!HTML_SEQUENCES[i][1].test(lineText)) { + for (; nextLine < endLine; nextLine++) { + if (state.sCount[nextLine] < state.blkIndent) { break; } + + pos = state.bMarks[nextLine] + state.tShift[nextLine]; + max = state.eMarks[nextLine]; + lineText = state.src.slice(pos, max); + + if (HTML_SEQUENCES[i][1].test(lineText)) { + if (lineText.length !== 0) { nextLine++; } + break; + } + } + } + + state.line = nextLine; + + token = state.push('html_block', '', 0); + token.map = [ startLine, nextLine ]; + token.content = state.getLines(startLine, nextLine, state.blkIndent, true); + + return true; +}; + +},{"../common/html_blocks":2,"../common/html_re":3}],24:[function(require,module,exports){ +// lheading (---, ===) + +'use strict'; + + +module.exports = function lheading(state, startLine, endLine/*, silent*/) { + var content, terminate, i, l, token, pos, max, level, marker, + nextLine = startLine + 1, oldParentType, + terminatorRules = state.md.block.ruler.getRules('paragraph'); + + // if it's indented more than 3 spaces, it should be a code block + if (state.sCount[startLine] - state.blkIndent >= 4) { return false; } + + oldParentType = state.parentType; + state.parentType = 'paragraph'; // use paragraph to match terminatorRules + + // jump line-by-line until empty one or EOF + for (; nextLine < endLine && !state.isEmpty(nextLine); nextLine++) { + // this would be a code block normally, but after paragraph + // it's considered a lazy continuation regardless of what's there + if (state.sCount[nextLine] - state.blkIndent > 3) { continue; } + + // + // Check for underline in setext header + // + if (state.sCount[nextLine] >= state.blkIndent) { + pos = state.bMarks[nextLine] + state.tShift[nextLine]; + max = state.eMarks[nextLine]; + + if (pos < max) { + marker = state.src.charCodeAt(pos); + + if (marker === 0x2D/* - */ || marker === 0x3D/* = */) { + pos = state.skipChars(pos, marker); + pos = state.skipSpaces(pos); + + if (pos >= max) { + level = (marker === 0x3D/* = */ ? 1 : 2); + break; + } + } + } + } + + // quirk for blockquotes, this line should already be checked by that rule + if (state.sCount[nextLine] < 0) { continue; } + + // Some tags can terminate paragraph without empty line. + terminate = false; + for (i = 0, l = terminatorRules.length; i < l; i++) { + if (terminatorRules[i](state, nextLine, endLine, true)) { + terminate = true; + break; + } + } + if (terminate) { break; } + } + + if (!level) { + // Didn't find valid underline + return false; + } + + content = state.getLines(startLine, nextLine, state.blkIndent, false).trim(); + + state.line = nextLine + 1; + + token = state.push('heading_open', 'h' + String(level), 1); + token.markup = String.fromCharCode(marker); + token.map = [ startLine, state.line ]; + + token = state.push('inline', '', 0); + token.content = content; + token.map = [ startLine, state.line - 1 ]; + token.children = []; + + token = state.push('heading_close', 'h' + String(level), -1); + token.markup = String.fromCharCode(marker); + + state.parentType = oldParentType; + + return true; +}; + +},{}],25:[function(require,module,exports){ +// Lists + +'use strict'; + +var isSpace = require('../common/utils').isSpace; + + +// Search `[-+*][\n ]`, returns next pos after marker on success +// or -1 on fail. +function skipBulletListMarker(state, startLine) { + var marker, pos, max, ch; + + pos = state.bMarks[startLine] + state.tShift[startLine]; + max = state.eMarks[startLine]; + + marker = state.src.charCodeAt(pos++); + // Check bullet + if (marker !== 0x2A/* * */ && + marker !== 0x2D/* - */ && + marker !== 0x2B/* + */) { + return -1; + } + + if (pos < max) { + ch = state.src.charCodeAt(pos); + + if (!isSpace(ch)) { + // " -test " - is not a list item + return -1; + } + } + + return pos; +} + +// Search `\d+[.)][\n ]`, returns next pos after marker on success +// or -1 on fail. +function skipOrderedListMarker(state, startLine) { + var ch, + start = state.bMarks[startLine] + state.tShift[startLine], + pos = start, + max = state.eMarks[startLine]; + + // List marker should have at least 2 chars (digit + dot) + if (pos + 1 >= max) { return -1; } + + ch = state.src.charCodeAt(pos++); + + if (ch < 0x30/* 0 */ || ch > 0x39/* 9 */) { return -1; } + + for (;;) { + // EOL -> fail + if (pos >= max) { return -1; } + + ch = state.src.charCodeAt(pos++); + + if (ch >= 0x30/* 0 */ && ch <= 0x39/* 9 */) { + + // List marker should have no more than 9 digits + // (prevents integer overflow in browsers) + if (pos - start >= 10) { return -1; } + + continue; + } + + // found valid marker + if (ch === 0x29/* ) */ || ch === 0x2e/* . */) { + break; + } + + return -1; + } + + + if (pos < max) { + ch = state.src.charCodeAt(pos); + + if (!isSpace(ch)) { + // " 1.test " - is not a list item + return -1; + } + } + return pos; +} + +function markTightParagraphs(state, idx) { + var i, l, + level = state.level + 2; + + for (i = idx + 2, l = state.tokens.length - 2; i < l; i++) { + if (state.tokens[i].level === level && state.tokens[i].type === 'paragraph_open') { + state.tokens[i + 2].hidden = true; + state.tokens[i].hidden = true; + i += 2; + } + } +} + + +module.exports = function list(state, startLine, endLine, silent) { + var ch, + contentStart, + i, + indent, + indentAfterMarker, + initial, + isOrdered, + itemLines, + l, + listLines, + listTokIdx, + markerCharCode, + markerValue, + max, + nextLine, + offset, + oldListIndent, + oldParentType, + oldSCount, + oldTShift, + oldTight, + pos, + posAfterMarker, + prevEmptyEnd, + start, + terminate, + terminatorRules, + token, + isTerminatingParagraph = false, + tight = true; + + // if it's indented more than 3 spaces, it should be a code block + if (state.sCount[startLine] - state.blkIndent >= 4) { return false; } + + // Special case: + // - item 1 + // - item 2 + // - item 3 + // - item 4 + // - this one is a paragraph continuation + if (state.listIndent >= 0 && + state.sCount[startLine] - state.listIndent >= 4 && + state.sCount[startLine] < state.blkIndent) { + return false; + } + + // limit conditions when list can interrupt + // a paragraph (validation mode only) + if (silent && state.parentType === 'paragraph') { + // Next list item should still terminate previous list item; + // + // This code can fail if plugins use blkIndent as well as lists, + // but I hope the spec gets fixed long before that happens. + // + if (state.tShift[startLine] >= state.blkIndent) { + isTerminatingParagraph = true; + } + } + + // Detect list type and position after marker + if ((posAfterMarker = skipOrderedListMarker(state, startLine)) >= 0) { + isOrdered = true; + start = state.bMarks[startLine] + state.tShift[startLine]; + markerValue = Number(state.src.substr(start, posAfterMarker - start - 1)); + + // If we're starting a new ordered list right after + // a paragraph, it should start with 1. + if (isTerminatingParagraph && markerValue !== 1) return false; + + } else if ((posAfterMarker = skipBulletListMarker(state, startLine)) >= 0) { + isOrdered = false; + + } else { + return false; + } + + // If we're starting a new unordered list right after + // a paragraph, first line should not be empty. + if (isTerminatingParagraph) { + if (state.skipSpaces(posAfterMarker) >= state.eMarks[startLine]) return false; + } + + // We should terminate list on style change. Remember first one to compare. + markerCharCode = state.src.charCodeAt(posAfterMarker - 1); + + // For validation mode we can terminate immediately + if (silent) { return true; } + + // Start list + listTokIdx = state.tokens.length; + + if (isOrdered) { + token = state.push('ordered_list_open', 'ol', 1); + if (markerValue !== 1) { + token.attrs = [ [ 'start', markerValue ] ]; + } + + } else { + token = state.push('bullet_list_open', 'ul', 1); + } + + token.map = listLines = [ startLine, 0 ]; + token.markup = String.fromCharCode(markerCharCode); + + // + // Iterate list items + // + + nextLine = startLine; + prevEmptyEnd = false; + terminatorRules = state.md.block.ruler.getRules('list'); + + oldParentType = state.parentType; + state.parentType = 'list'; + + while (nextLine < endLine) { + pos = posAfterMarker; + max = state.eMarks[nextLine]; + + initial = offset = state.sCount[nextLine] + posAfterMarker - (state.bMarks[startLine] + state.tShift[startLine]); + + while (pos < max) { + ch = state.src.charCodeAt(pos); + + if (ch === 0x09) { + offset += 4 - (offset + state.bsCount[nextLine]) % 4; + } else if (ch === 0x20) { + offset++; + } else { + break; + } + + pos++; + } + + contentStart = pos; + + if (contentStart >= max) { + // trimming space in "- \n 3" case, indent is 1 here + indentAfterMarker = 1; + } else { + indentAfterMarker = offset - initial; + } + + // If we have more than 4 spaces, the indent is 1 + // (the rest is just indented code block) + if (indentAfterMarker > 4) { indentAfterMarker = 1; } + + // " - test" + // ^^^^^ - calculating total length of this thing + indent = initial + indentAfterMarker; + + // Run subparser & write tokens + token = state.push('list_item_open', 'li', 1); + token.markup = String.fromCharCode(markerCharCode); + token.map = itemLines = [ startLine, 0 ]; + + // change current state, then restore it after parser subcall + oldTight = state.tight; + oldTShift = state.tShift[startLine]; + oldSCount = state.sCount[startLine]; + + // - example list + // ^ listIndent position will be here + // ^ blkIndent position will be here + // + oldListIndent = state.listIndent; + state.listIndent = state.blkIndent; + state.blkIndent = indent; + + state.tight = true; + state.tShift[startLine] = contentStart - state.bMarks[startLine]; + state.sCount[startLine] = offset; + + if (contentStart >= max && state.isEmpty(startLine + 1)) { + // workaround for this case + // (list item is empty, list terminates before "foo"): + // ~~~~~~~~ + // - + // + // foo + // ~~~~~~~~ + state.line = Math.min(state.line + 2, endLine); + } else { + state.md.block.tokenize(state, startLine, endLine, true); + } + + // If any of list item is tight, mark list as tight + if (!state.tight || prevEmptyEnd) { + tight = false; + } + // Item become loose if finish with empty line, + // but we should filter last element, because it means list finish + prevEmptyEnd = (state.line - startLine) > 1 && state.isEmpty(state.line - 1); + + state.blkIndent = state.listIndent; + state.listIndent = oldListIndent; + state.tShift[startLine] = oldTShift; + state.sCount[startLine] = oldSCount; + state.tight = oldTight; + + token = state.push('list_item_close', 'li', -1); + token.markup = String.fromCharCode(markerCharCode); + + nextLine = startLine = state.line; + itemLines[1] = nextLine; + contentStart = state.bMarks[startLine]; + + if (nextLine >= endLine) { break; } + + // + // Try to check if list is terminated or continued. + // + if (state.sCount[nextLine] < state.blkIndent) { break; } + + // if it's indented more than 3 spaces, it should be a code block + if (state.sCount[startLine] - state.blkIndent >= 4) { break; } + + // fail if terminating block found + terminate = false; + for (i = 0, l = terminatorRules.length; i < l; i++) { + if (terminatorRules[i](state, nextLine, endLine, true)) { + terminate = true; + break; + } + } + if (terminate) { break; } + + // fail if list has another type + if (isOrdered) { + posAfterMarker = skipOrderedListMarker(state, nextLine); + if (posAfterMarker < 0) { break; } + } else { + posAfterMarker = skipBulletListMarker(state, nextLine); + if (posAfterMarker < 0) { break; } + } + + if (markerCharCode !== state.src.charCodeAt(posAfterMarker - 1)) { break; } + } + + // Finalize list + if (isOrdered) { + token = state.push('ordered_list_close', 'ol', -1); + } else { + token = state.push('bullet_list_close', 'ul', -1); + } + token.markup = String.fromCharCode(markerCharCode); + + listLines[1] = nextLine; + state.line = nextLine; + + state.parentType = oldParentType; + + // mark paragraphs tight if needed + if (tight) { + markTightParagraphs(state, listTokIdx); + } + + return true; +}; + +},{"../common/utils":4}],26:[function(require,module,exports){ +// Paragraph + +'use strict'; + + +module.exports = function paragraph(state, startLine/*, endLine*/) { + var content, terminate, i, l, token, oldParentType, + nextLine = startLine + 1, + terminatorRules = state.md.block.ruler.getRules('paragraph'), + endLine = state.lineMax; + + oldParentType = state.parentType; + state.parentType = 'paragraph'; + + // jump line-by-line until empty one or EOF + for (; nextLine < endLine && !state.isEmpty(nextLine); nextLine++) { + // this would be a code block normally, but after paragraph + // it's considered a lazy continuation regardless of what's there + if (state.sCount[nextLine] - state.blkIndent > 3) { continue; } + + // quirk for blockquotes, this line should already be checked by that rule + if (state.sCount[nextLine] < 0) { continue; } + + // Some tags can terminate paragraph without empty line. + terminate = false; + for (i = 0, l = terminatorRules.length; i < l; i++) { + if (terminatorRules[i](state, nextLine, endLine, true)) { + terminate = true; + break; + } + } + if (terminate) { break; } + } + + content = state.getLines(startLine, nextLine, state.blkIndent, false).trim(); + + state.line = nextLine; + + token = state.push('paragraph_open', 'p', 1); + token.map = [ startLine, state.line ]; + + token = state.push('inline', '', 0); + token.content = content; + token.map = [ startLine, state.line ]; + token.children = []; + + token = state.push('paragraph_close', 'p', -1); + + state.parentType = oldParentType; + + return true; +}; + +},{}],27:[function(require,module,exports){ +'use strict'; + + +var normalizeReference = require('../common/utils').normalizeReference; +var isSpace = require('../common/utils').isSpace; + + +module.exports = function reference(state, startLine, _endLine, silent) { + var ch, + destEndPos, + destEndLineNo, + endLine, + href, + i, + l, + label, + labelEnd, + oldParentType, + res, + start, + str, + terminate, + terminatorRules, + title, + lines = 0, + pos = state.bMarks[startLine] + state.tShift[startLine], + max = state.eMarks[startLine], + nextLine = startLine + 1; + + // if it's indented more than 3 spaces, it should be a code block + if (state.sCount[startLine] - state.blkIndent >= 4) { return false; } + + if (state.src.charCodeAt(pos) !== 0x5B/* [ */) { return false; } + + // Simple check to quickly interrupt scan on [link](url) at the start of line. + // Can be useful on practice: https://github.com/markdown-it/markdown-it/issues/54 + while (++pos < max) { + if (state.src.charCodeAt(pos) === 0x5D /* ] */ && + state.src.charCodeAt(pos - 1) !== 0x5C/* \ */) { + if (pos + 1 === max) { return false; } + if (state.src.charCodeAt(pos + 1) !== 0x3A/* : */) { return false; } + break; + } + } + + endLine = state.lineMax; + + // jump line-by-line until empty one or EOF + terminatorRules = state.md.block.ruler.getRules('reference'); + + oldParentType = state.parentType; + state.parentType = 'reference'; + + for (; nextLine < endLine && !state.isEmpty(nextLine); nextLine++) { + // this would be a code block normally, but after paragraph + // it's considered a lazy continuation regardless of what's there + if (state.sCount[nextLine] - state.blkIndent > 3) { continue; } + + // quirk for blockquotes, this line should already be checked by that rule + if (state.sCount[nextLine] < 0) { continue; } + + // Some tags can terminate paragraph without empty line. + terminate = false; + for (i = 0, l = terminatorRules.length; i < l; i++) { + if (terminatorRules[i](state, nextLine, endLine, true)) { + terminate = true; + break; + } + } + if (terminate) { break; } + } + + str = state.getLines(startLine, nextLine, state.blkIndent, false).trim(); + max = str.length; + + for (pos = 1; pos < max; pos++) { + ch = str.charCodeAt(pos); + if (ch === 0x5B /* [ */) { + return false; + } else if (ch === 0x5D /* ] */) { + labelEnd = pos; + break; + } else if (ch === 0x0A /* \n */) { + lines++; + } else if (ch === 0x5C /* \ */) { + pos++; + if (pos < max && str.charCodeAt(pos) === 0x0A) { + lines++; + } + } + } + + if (labelEnd < 0 || str.charCodeAt(labelEnd + 1) !== 0x3A/* : */) { return false; } + + // [label]: destination 'title' + // ^^^ skip optional whitespace here + for (pos = labelEnd + 2; pos < max; pos++) { + ch = str.charCodeAt(pos); + if (ch === 0x0A) { + lines++; + } else if (isSpace(ch)) { + /*eslint no-empty:0*/ + } else { + break; + } + } + + // [label]: destination 'title' + // ^^^^^^^^^^^ parse this + res = state.md.helpers.parseLinkDestination(str, pos, max); + if (!res.ok) { return false; } + + href = state.md.normalizeLink(res.str); + if (!state.md.validateLink(href)) { return false; } + + pos = res.pos; + lines += res.lines; + + // save cursor state, we could require to rollback later + destEndPos = pos; + destEndLineNo = lines; + + // [label]: destination 'title' + // ^^^ skipping those spaces + start = pos; + for (; pos < max; pos++) { + ch = str.charCodeAt(pos); + if (ch === 0x0A) { + lines++; + } else if (isSpace(ch)) { + /*eslint no-empty:0*/ + } else { + break; + } + } + + // [label]: destination 'title' + // ^^^^^^^ parse this + res = state.md.helpers.parseLinkTitle(str, pos, max); + if (pos < max && start !== pos && res.ok) { + title = res.str; + pos = res.pos; + lines += res.lines; + } else { + title = ''; + pos = destEndPos; + lines = destEndLineNo; + } + + // skip trailing spaces until the rest of the line + while (pos < max) { + ch = str.charCodeAt(pos); + if (!isSpace(ch)) { break; } + pos++; + } + + if (pos < max && str.charCodeAt(pos) !== 0x0A) { + if (title) { + // garbage at the end of the line after title, + // but it could still be a valid reference if we roll back + title = ''; + pos = destEndPos; + lines = destEndLineNo; + while (pos < max) { + ch = str.charCodeAt(pos); + if (!isSpace(ch)) { break; } + pos++; + } + } + } + + if (pos < max && str.charCodeAt(pos) !== 0x0A) { + // garbage at the end of the line + return false; + } + + label = normalizeReference(str.slice(1, labelEnd)); + if (!label) { + // CommonMark 0.20 disallows empty labels + return false; + } + + // Reference can not terminate anything. This check is for safety only. + /*istanbul ignore if*/ + if (silent) { return true; } + + if (typeof state.env.references === 'undefined') { + state.env.references = {}; + } + if (typeof state.env.references[label] === 'undefined') { + state.env.references[label] = { title: title, href: href }; + } + + state.parentType = oldParentType; + + state.line = startLine + lines + 1; + return true; +}; + +},{"../common/utils":4}],28:[function(require,module,exports){ +// Parser state class + +'use strict'; + +var Token = require('../token'); +var isSpace = require('../common/utils').isSpace; + + +function StateBlock(src, md, env, tokens) { + var ch, s, start, pos, len, indent, offset, indent_found; + + this.src = src; + + // link to parser instance + this.md = md; + + this.env = env; + + // + // Internal state vartiables + // + + this.tokens = tokens; + + this.bMarks = []; // line begin offsets for fast jumps + this.eMarks = []; // line end offsets for fast jumps + this.tShift = []; // offsets of the first non-space characters (tabs not expanded) + this.sCount = []; // indents for each line (tabs expanded) + + // An amount of virtual spaces (tabs expanded) between beginning + // of each line (bMarks) and real beginning of that line. + // + // It exists only as a hack because blockquotes override bMarks + // losing information in the process. + // + // It's used only when expanding tabs, you can think about it as + // an initial tab length, e.g. bsCount=21 applied to string `\t123` + // means first tab should be expanded to 4-21%4 === 3 spaces. + // + this.bsCount = []; + + // block parser variables + this.blkIndent = 0; // required block content indent (for example, if we are + // inside a list, it would be positioned after list marker) + this.line = 0; // line index in src + this.lineMax = 0; // lines count + this.tight = false; // loose/tight mode for lists + this.ddIndent = -1; // indent of the current dd block (-1 if there isn't any) + this.listIndent = -1; // indent of the current list block (-1 if there isn't any) + + // can be 'blockquote', 'list', 'root', 'paragraph' or 'reference' + // used in lists to determine if they interrupt a paragraph + this.parentType = 'root'; + + this.level = 0; + + // renderer + this.result = ''; + + // Create caches + // Generate markers. + s = this.src; + indent_found = false; + + for (start = pos = indent = offset = 0, len = s.length; pos < len; pos++) { + ch = s.charCodeAt(pos); + + if (!indent_found) { + if (isSpace(ch)) { + indent++; + + if (ch === 0x09) { + offset += 4 - offset % 4; + } else { + offset++; + } + continue; + } else { + indent_found = true; + } + } + + if (ch === 0x0A || pos === len - 1) { + if (ch !== 0x0A) { pos++; } + this.bMarks.push(start); + this.eMarks.push(pos); + this.tShift.push(indent); + this.sCount.push(offset); + this.bsCount.push(0); + + indent_found = false; + indent = 0; + offset = 0; + start = pos + 1; + } + } + + // Push fake entry to simplify cache bounds checks + this.bMarks.push(s.length); + this.eMarks.push(s.length); + this.tShift.push(0); + this.sCount.push(0); + this.bsCount.push(0); + + this.lineMax = this.bMarks.length - 1; // don't count last fake line +} + +// Push new token to "stream". +// +StateBlock.prototype.push = function (type, tag, nesting) { + var token = new Token(type, tag, nesting); + token.block = true; + + if (nesting < 0) this.level--; // closing tag + token.level = this.level; + if (nesting > 0) this.level++; // opening tag + + this.tokens.push(token); + return token; +}; + +StateBlock.prototype.isEmpty = function isEmpty(line) { + return this.bMarks[line] + this.tShift[line] >= this.eMarks[line]; +}; + +StateBlock.prototype.skipEmptyLines = function skipEmptyLines(from) { + for (var max = this.lineMax; from < max; from++) { + if (this.bMarks[from] + this.tShift[from] < this.eMarks[from]) { + break; + } + } + return from; +}; + +// Skip spaces from given position. +StateBlock.prototype.skipSpaces = function skipSpaces(pos) { + var ch; + + for (var max = this.src.length; pos < max; pos++) { + ch = this.src.charCodeAt(pos); + if (!isSpace(ch)) { break; } + } + return pos; +}; + +// Skip spaces from given position in reverse. +StateBlock.prototype.skipSpacesBack = function skipSpacesBack(pos, min) { + if (pos <= min) { return pos; } + + while (pos > min) { + if (!isSpace(this.src.charCodeAt(--pos))) { return pos + 1; } + } + return pos; +}; + +// Skip char codes from given position +StateBlock.prototype.skipChars = function skipChars(pos, code) { + for (var max = this.src.length; pos < max; pos++) { + if (this.src.charCodeAt(pos) !== code) { break; } + } + return pos; +}; + +// Skip char codes reverse from given position - 1 +StateBlock.prototype.skipCharsBack = function skipCharsBack(pos, code, min) { + if (pos <= min) { return pos; } + + while (pos > min) { + if (code !== this.src.charCodeAt(--pos)) { return pos + 1; } + } + return pos; +}; + +// cut lines range from source. +StateBlock.prototype.getLines = function getLines(begin, end, indent, keepLastLF) { + var i, lineIndent, ch, first, last, queue, lineStart, + line = begin; + + if (begin >= end) { + return ''; + } + + queue = new Array(end - begin); + + for (i = 0; line < end; line++, i++) { + lineIndent = 0; + lineStart = first = this.bMarks[line]; + + if (line + 1 < end || keepLastLF) { + // No need for bounds check because we have fake entry on tail. + last = this.eMarks[line] + 1; + } else { + last = this.eMarks[line]; + } + + while (first < last && lineIndent < indent) { + ch = this.src.charCodeAt(first); + + if (isSpace(ch)) { + if (ch === 0x09) { + lineIndent += 4 - (lineIndent + this.bsCount[line]) % 4; + } else { + lineIndent++; + } + } else if (first - lineStart < this.tShift[line]) { + // patched tShift masked characters to look like spaces (blockquotes, list markers) + lineIndent++; + } else { + break; + } + + first++; + } + + if (lineIndent > indent) { + // partially expanding tabs in code blocks, e.g '\t\tfoobar' + // with indent=2 becomes ' \tfoobar' + queue[i] = new Array(lineIndent - indent + 1).join(' ') + this.src.slice(first, last); + } else { + queue[i] = this.src.slice(first, last); + } + } + + return queue.join(''); +}; + +// re-export Token class to use in block rules +StateBlock.prototype.Token = Token; + + +module.exports = StateBlock; + +},{"../common/utils":4,"../token":51}],29:[function(require,module,exports){ +// GFM table, non-standard + +'use strict'; + +var isSpace = require('../common/utils').isSpace; + + +function getLine(state, line) { + var pos = state.bMarks[line] + state.blkIndent, + max = state.eMarks[line]; + + return state.src.substr(pos, max - pos); +} + +function escapedSplit(str) { + var result = [], + pos = 0, + max = str.length, + ch, + escapes = 0, + lastPos = 0, + backTicked = false, + lastBackTick = 0; + + ch = str.charCodeAt(pos); + + while (pos < max) { + if (ch === 0x60/* ` */) { + if (backTicked) { + // make \` close code sequence, but not open it; + // the reason is: `\` is correct code block + backTicked = false; + lastBackTick = pos; + } else if (escapes % 2 === 0) { + backTicked = true; + lastBackTick = pos; + } + } else if (ch === 0x7c/* | */ && (escapes % 2 === 0) && !backTicked) { + result.push(str.substring(lastPos, pos)); + lastPos = pos + 1; + } + + if (ch === 0x5c/* \ */) { + escapes++; + } else { + escapes = 0; + } + + pos++; + + // If there was an un-closed backtick, go back to just after + // the last backtick, but as if it was a normal character + if (pos === max && backTicked) { + backTicked = false; + pos = lastBackTick + 1; + } + + ch = str.charCodeAt(pos); + } + + result.push(str.substring(lastPos)); + + return result; +} + + +module.exports = function table(state, startLine, endLine, silent) { + var ch, lineText, pos, i, nextLine, columns, columnCount, token, + aligns, t, tableLines, tbodyLines; + + // should have at least two lines + if (startLine + 2 > endLine) { return false; } + + nextLine = startLine + 1; + + if (state.sCount[nextLine] < state.blkIndent) { return false; } + + // if it's indented more than 3 spaces, it should be a code block + if (state.sCount[nextLine] - state.blkIndent >= 4) { return false; } + + // first character of the second line should be '|', '-', ':', + // and no other characters are allowed but spaces; + // basically, this is the equivalent of /^[-:|][-:|\s]*$/ regexp + + pos = state.bMarks[nextLine] + state.tShift[nextLine]; + if (pos >= state.eMarks[nextLine]) { return false; } + + ch = state.src.charCodeAt(pos++); + if (ch !== 0x7C/* | */ && ch !== 0x2D/* - */ && ch !== 0x3A/* : */) { return false; } + + while (pos < state.eMarks[nextLine]) { + ch = state.src.charCodeAt(pos); + + if (ch !== 0x7C/* | */ && ch !== 0x2D/* - */ && ch !== 0x3A/* : */ && !isSpace(ch)) { return false; } + + pos++; + } + + lineText = getLine(state, startLine + 1); + + columns = lineText.split('|'); + aligns = []; + for (i = 0; i < columns.length; i++) { + t = columns[i].trim(); + if (!t) { + // allow empty columns before and after table, but not in between columns; + // e.g. allow ` |---| `, disallow ` ---||--- ` + if (i === 0 || i === columns.length - 1) { + continue; + } else { + return false; + } + } + + if (!/^:?-+:?$/.test(t)) { return false; } + if (t.charCodeAt(t.length - 1) === 0x3A/* : */) { + aligns.push(t.charCodeAt(0) === 0x3A/* : */ ? 'center' : 'right'); + } else if (t.charCodeAt(0) === 0x3A/* : */) { + aligns.push('left'); + } else { + aligns.push(''); + } + } + + lineText = getLine(state, startLine).trim(); + if (lineText.indexOf('|') === -1) { return false; } + if (state.sCount[startLine] - state.blkIndent >= 4) { return false; } + columns = escapedSplit(lineText.replace(/^\||\|$/g, '')); + + // header row will define an amount of columns in the entire table, + // and align row shouldn't be smaller than that (the rest of the rows can) + columnCount = columns.length; + if (columnCount > aligns.length) { return false; } + + if (silent) { return true; } + + token = state.push('table_open', 'table', 1); + token.map = tableLines = [ startLine, 0 ]; + + token = state.push('thead_open', 'thead', 1); + token.map = [ startLine, startLine + 1 ]; + + token = state.push('tr_open', 'tr', 1); + token.map = [ startLine, startLine + 1 ]; + + for (i = 0; i < columns.length; i++) { + token = state.push('th_open', 'th', 1); + token.map = [ startLine, startLine + 1 ]; + if (aligns[i]) { + token.attrs = [ [ 'style', 'text-align:' + aligns[i] ] ]; + } + + token = state.push('inline', '', 0); + token.content = columns[i].trim(); + token.map = [ startLine, startLine + 1 ]; + token.children = []; + + token = state.push('th_close', 'th', -1); + } + + token = state.push('tr_close', 'tr', -1); + token = state.push('thead_close', 'thead', -1); + + token = state.push('tbody_open', 'tbody', 1); + token.map = tbodyLines = [ startLine + 2, 0 ]; + + for (nextLine = startLine + 2; nextLine < endLine; nextLine++) { + if (state.sCount[nextLine] < state.blkIndent) { break; } + + lineText = getLine(state, nextLine).trim(); + if (lineText.indexOf('|') === -1) { break; } + if (state.sCount[nextLine] - state.blkIndent >= 4) { break; } + columns = escapedSplit(lineText.replace(/^\||\|$/g, '')); + + token = state.push('tr_open', 'tr', 1); + for (i = 0; i < columnCount; i++) { + token = state.push('td_open', 'td', 1); + if (aligns[i]) { + token.attrs = [ [ 'style', 'text-align:' + aligns[i] ] ]; + } + + token = state.push('inline', '', 0); + token.content = columns[i] ? columns[i].trim() : ''; + token.children = []; + + token = state.push('td_close', 'td', -1); + } + token = state.push('tr_close', 'tr', -1); + } + token = state.push('tbody_close', 'tbody', -1); + token = state.push('table_close', 'table', -1); + + tableLines[1] = tbodyLines[1] = nextLine; + state.line = nextLine; + return true; +}; + +},{"../common/utils":4}],30:[function(require,module,exports){ +'use strict'; + + +module.exports = function block(state) { + var token; + + if (state.inlineMode) { + token = new state.Token('inline', '', 0); + token.content = state.src; + token.map = [ 0, 1 ]; + token.children = []; + state.tokens.push(token); + } else { + state.md.block.parse(state.src, state.md, state.env, state.tokens); + } +}; + +},{}],31:[function(require,module,exports){ +'use strict'; + +module.exports = function inline(state) { + var tokens = state.tokens, tok, i, l; + + // Parse inlines + for (i = 0, l = tokens.length; i < l; i++) { + tok = tokens[i]; + if (tok.type === 'inline') { + state.md.inline.parse(tok.content, state.md, state.env, tok.children); + } + } +}; + +},{}],32:[function(require,module,exports){ +// Replace link-like texts with link nodes. +// +// Currently restricted by `md.validateLink()` to http/https/ftp +// +'use strict'; + + +var arrayReplaceAt = require('../common/utils').arrayReplaceAt; + + +function isLinkOpen(str) { + return /^\s]/i.test(str); +} +function isLinkClose(str) { + return /^<\/a\s*>/i.test(str); +} + + +module.exports = function linkify(state) { + var i, j, l, tokens, token, currentToken, nodes, ln, text, pos, lastPos, + level, htmlLinkLevel, url, fullUrl, urlText, + blockTokens = state.tokens, + links; + + if (!state.md.options.linkify) { return; } + + for (j = 0, l = blockTokens.length; j < l; j++) { + if (blockTokens[j].type !== 'inline' || + !state.md.linkify.pretest(blockTokens[j].content)) { + continue; + } + + tokens = blockTokens[j].children; + + htmlLinkLevel = 0; + + // We scan from the end, to keep position when new tags added. + // Use reversed logic in links start/end match + for (i = tokens.length - 1; i >= 0; i--) { + currentToken = tokens[i]; + + // Skip content of markdown links + if (currentToken.type === 'link_close') { + i--; + while (tokens[i].level !== currentToken.level && tokens[i].type !== 'link_open') { + i--; + } + continue; + } + + // Skip content of html tag links + if (currentToken.type === 'html_inline') { + if (isLinkOpen(currentToken.content) && htmlLinkLevel > 0) { + htmlLinkLevel--; + } + if (isLinkClose(currentToken.content)) { + htmlLinkLevel++; + } + } + if (htmlLinkLevel > 0) { continue; } + + if (currentToken.type === 'text' && state.md.linkify.test(currentToken.content)) { + + text = currentToken.content; + links = state.md.linkify.match(text); + + // Now split string to nodes + nodes = []; + level = currentToken.level; + lastPos = 0; + + for (ln = 0; ln < links.length; ln++) { + + url = links[ln].url; + fullUrl = state.md.normalizeLink(url); + if (!state.md.validateLink(fullUrl)) { continue; } + + urlText = links[ln].text; + + // Linkifier might send raw hostnames like "example.com", where url + // starts with domain name. So we prepend http:// in those cases, + // and remove it afterwards. + // + if (!links[ln].schema) { + urlText = state.md.normalizeLinkText('http://' + urlText).replace(/^http:\/\//, ''); + } else if (links[ln].schema === 'mailto:' && !/^mailto:/i.test(urlText)) { + urlText = state.md.normalizeLinkText('mailto:' + urlText).replace(/^mailto:/, ''); + } else { + urlText = state.md.normalizeLinkText(urlText); + } + + pos = links[ln].index; + + if (pos > lastPos) { + token = new state.Token('text', '', 0); + token.content = text.slice(lastPos, pos); + token.level = level; + nodes.push(token); + } + + token = new state.Token('link_open', 'a', 1); + token.attrs = [ [ 'href', fullUrl ] ]; + token.level = level++; + token.markup = 'linkify'; + token.info = 'auto'; + nodes.push(token); + + token = new state.Token('text', '', 0); + token.content = urlText; + token.level = level; + nodes.push(token); + + token = new state.Token('link_close', 'a', -1); + token.level = --level; + token.markup = 'linkify'; + token.info = 'auto'; + nodes.push(token); + + lastPos = links[ln].lastIndex; + } + if (lastPos < text.length) { + token = new state.Token('text', '', 0); + token.content = text.slice(lastPos); + token.level = level; + nodes.push(token); + } + + // replace current node + blockTokens[j].children = tokens = arrayReplaceAt(tokens, i, nodes); + } + } + } +}; + +},{"../common/utils":4}],33:[function(require,module,exports){ +// Normalize input string + +'use strict'; + + +// https://spec.commonmark.org/0.29/#line-ending +var NEWLINES_RE = /\r\n?|\n/g; +var NULL_RE = /\0/g; + + +module.exports = function normalize(state) { + var str; + + // Normalize newlines + str = state.src.replace(NEWLINES_RE, '\n'); + + // Replace NULL characters + str = str.replace(NULL_RE, '\uFFFD'); + + state.src = str; +}; + +},{}],34:[function(require,module,exports){ +// Simple typographic replacements +// +// (c) (C) → © +// (tm) (TM) → ™ +// (r) (R) → ® +// +- → ± +// (p) (P) -> § +// ... → … (also ?.... → ?.., !.... → !..) +// ???????? → ???, !!!!! → !!!, `,,` → `,` +// -- → –, --- → — +// +'use strict'; + +// TODO: +// - fractionals 1/2, 1/4, 3/4 -> ½, ¼, ¾ +// - miltiplication 2 x 4 -> 2 × 4 + +var RARE_RE = /\+-|\.\.|\?\?\?\?|!!!!|,,|--/; + +// Workaround for phantomjs - need regex without /g flag, +// or root check will fail every second time +var SCOPED_ABBR_TEST_RE = /\((c|tm|r|p)\)/i; + +var SCOPED_ABBR_RE = /\((c|tm|r|p)\)/ig; +var SCOPED_ABBR = { + c: '©', + r: '®', + p: '§', + tm: '™' +}; + +function replaceFn(match, name) { + return SCOPED_ABBR[name.toLowerCase()]; +} + +function replace_scoped(inlineTokens) { + var i, token, inside_autolink = 0; + + for (i = inlineTokens.length - 1; i >= 0; i--) { + token = inlineTokens[i]; + + if (token.type === 'text' && !inside_autolink) { + token.content = token.content.replace(SCOPED_ABBR_RE, replaceFn); + } + + if (token.type === 'link_open' && token.info === 'auto') { + inside_autolink--; + } + + if (token.type === 'link_close' && token.info === 'auto') { + inside_autolink++; + } + } +} + +function replace_rare(inlineTokens) { + var i, token, inside_autolink = 0; + + for (i = inlineTokens.length - 1; i >= 0; i--) { + token = inlineTokens[i]; + + if (token.type === 'text' && !inside_autolink) { + if (RARE_RE.test(token.content)) { + token.content = token.content + .replace(/\+-/g, '±') + // .., ..., ....... -> … + // but ?..... & !..... -> ?.. & !.. + .replace(/\.{2,}/g, '…').replace(/([?!])…/g, '$1..') + .replace(/([?!]){4,}/g, '$1$1$1').replace(/,{2,}/g, ',') + // em-dash + .replace(/(^|[^-])---([^-]|$)/mg, '$1\u2014$2') + // en-dash + .replace(/(^|\s)--(\s|$)/mg, '$1\u2013$2') + .replace(/(^|[^-\s])--([^-\s]|$)/mg, '$1\u2013$2'); + } + } + + if (token.type === 'link_open' && token.info === 'auto') { + inside_autolink--; + } + + if (token.type === 'link_close' && token.info === 'auto') { + inside_autolink++; + } + } +} + + +module.exports = function replace(state) { + var blkIdx; + + if (!state.md.options.typographer) { return; } + + for (blkIdx = state.tokens.length - 1; blkIdx >= 0; blkIdx--) { + + if (state.tokens[blkIdx].type !== 'inline') { continue; } + + if (SCOPED_ABBR_TEST_RE.test(state.tokens[blkIdx].content)) { + replace_scoped(state.tokens[blkIdx].children); + } + + if (RARE_RE.test(state.tokens[blkIdx].content)) { + replace_rare(state.tokens[blkIdx].children); + } + + } +}; + +},{}],35:[function(require,module,exports){ +// Convert straight quotation marks to typographic ones +// +'use strict'; + + +var isWhiteSpace = require('../common/utils').isWhiteSpace; +var isPunctChar = require('../common/utils').isPunctChar; +var isMdAsciiPunct = require('../common/utils').isMdAsciiPunct; + +var QUOTE_TEST_RE = /['"]/; +var QUOTE_RE = /['"]/g; +var APOSTROPHE = '\u2019'; /* ’ */ + + +function replaceAt(str, index, ch) { + return str.substr(0, index) + ch + str.substr(index + 1); +} + +function process_inlines(tokens, state) { + var i, token, text, t, pos, max, thisLevel, item, lastChar, nextChar, + isLastPunctChar, isNextPunctChar, isLastWhiteSpace, isNextWhiteSpace, + canOpen, canClose, j, isSingle, stack, openQuote, closeQuote; + + stack = []; + + for (i = 0; i < tokens.length; i++) { + token = tokens[i]; + + thisLevel = tokens[i].level; + + for (j = stack.length - 1; j >= 0; j--) { + if (stack[j].level <= thisLevel) { break; } + } + stack.length = j + 1; + + if (token.type !== 'text') { continue; } + + text = token.content; + pos = 0; + max = text.length; + + /*eslint no-labels:0,block-scoped-var:0*/ + OUTER: + while (pos < max) { + QUOTE_RE.lastIndex = pos; + t = QUOTE_RE.exec(text); + if (!t) { break; } + + canOpen = canClose = true; + pos = t.index + 1; + isSingle = (t[0] === "'"); + + // Find previous character, + // default to space if it's the beginning of the line + // + lastChar = 0x20; + + if (t.index - 1 >= 0) { + lastChar = text.charCodeAt(t.index - 1); + } else { + for (j = i - 1; j >= 0; j--) { + if (tokens[j].type === 'softbreak' || tokens[j].type === 'hardbreak') break; // lastChar defaults to 0x20 + if (tokens[j].type !== 'text') continue; + + lastChar = tokens[j].content.charCodeAt(tokens[j].content.length - 1); + break; + } + } + + // Find next character, + // default to space if it's the end of the line + // + nextChar = 0x20; + + if (pos < max) { + nextChar = text.charCodeAt(pos); + } else { + for (j = i + 1; j < tokens.length; j++) { + if (tokens[j].type === 'softbreak' || tokens[j].type === 'hardbreak') break; // nextChar defaults to 0x20 + if (tokens[j].type !== 'text') continue; + + nextChar = tokens[j].content.charCodeAt(0); + break; + } + } + + isLastPunctChar = isMdAsciiPunct(lastChar) || isPunctChar(String.fromCharCode(lastChar)); + isNextPunctChar = isMdAsciiPunct(nextChar) || isPunctChar(String.fromCharCode(nextChar)); + + isLastWhiteSpace = isWhiteSpace(lastChar); + isNextWhiteSpace = isWhiteSpace(nextChar); + + if (isNextWhiteSpace) { + canOpen = false; + } else if (isNextPunctChar) { + if (!(isLastWhiteSpace || isLastPunctChar)) { + canOpen = false; + } + } + + if (isLastWhiteSpace) { + canClose = false; + } else if (isLastPunctChar) { + if (!(isNextWhiteSpace || isNextPunctChar)) { + canClose = false; + } + } + + if (nextChar === 0x22 /* " */ && t[0] === '"') { + if (lastChar >= 0x30 /* 0 */ && lastChar <= 0x39 /* 9 */) { + // special case: 1"" - count first quote as an inch + canClose = canOpen = false; + } + } + + if (canOpen && canClose) { + // treat this as the middle of the word + canOpen = false; + canClose = isNextPunctChar; + } + + if (!canOpen && !canClose) { + // middle of word + if (isSingle) { + token.content = replaceAt(token.content, t.index, APOSTROPHE); + } + continue; + } + + if (canClose) { + // this could be a closing quote, rewind the stack to get a match + for (j = stack.length - 1; j >= 0; j--) { + item = stack[j]; + if (stack[j].level < thisLevel) { break; } + if (item.single === isSingle && stack[j].level === thisLevel) { + item = stack[j]; + + if (isSingle) { + openQuote = state.md.options.quotes[2]; + closeQuote = state.md.options.quotes[3]; + } else { + openQuote = state.md.options.quotes[0]; + closeQuote = state.md.options.quotes[1]; + } + + // replace token.content *before* tokens[item.token].content, + // because, if they are pointing at the same token, replaceAt + // could mess up indices when quote length != 1 + token.content = replaceAt(token.content, t.index, closeQuote); + tokens[item.token].content = replaceAt( + tokens[item.token].content, item.pos, openQuote); + + pos += closeQuote.length - 1; + if (item.token === i) { pos += openQuote.length - 1; } + + text = token.content; + max = text.length; + + stack.length = j; + continue OUTER; + } + } + } + + if (canOpen) { + stack.push({ + token: i, + pos: t.index, + single: isSingle, + level: thisLevel + }); + } else if (canClose && isSingle) { + token.content = replaceAt(token.content, t.index, APOSTROPHE); + } + } + } +} + + +module.exports = function smartquotes(state) { + /*eslint max-depth:0*/ + var blkIdx; + + if (!state.md.options.typographer) { return; } + + for (blkIdx = state.tokens.length - 1; blkIdx >= 0; blkIdx--) { + + if (state.tokens[blkIdx].type !== 'inline' || + !QUOTE_TEST_RE.test(state.tokens[blkIdx].content)) { + continue; + } + + process_inlines(state.tokens[blkIdx].children, state); + } +}; + +},{"../common/utils":4}],36:[function(require,module,exports){ +// Core state object +// +'use strict'; + +var Token = require('../token'); + + +function StateCore(src, md, env) { + this.src = src; + this.env = env; + this.tokens = []; + this.inlineMode = false; + this.md = md; // link to parser instance +} + +// re-export Token class to use in core rules +StateCore.prototype.Token = Token; + + +module.exports = StateCore; + +},{"../token":51}],37:[function(require,module,exports){ +// Process autolinks '' + +'use strict'; + + +/*eslint max-len:0*/ +var EMAIL_RE = /^<([a-zA-Z0-9.!#$%&'*+\/=?^_`{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*)>/; +var AUTOLINK_RE = /^<([a-zA-Z][a-zA-Z0-9+.\-]{1,31}):([^<>\x00-\x20]*)>/; + + +module.exports = function autolink(state, silent) { + var tail, linkMatch, emailMatch, url, fullUrl, token, + pos = state.pos; + + if (state.src.charCodeAt(pos) !== 0x3C/* < */) { return false; } + + tail = state.src.slice(pos); + + if (tail.indexOf('>') < 0) { return false; } + + if (AUTOLINK_RE.test(tail)) { + linkMatch = tail.match(AUTOLINK_RE); + + url = linkMatch[0].slice(1, -1); + fullUrl = state.md.normalizeLink(url); + if (!state.md.validateLink(fullUrl)) { return false; } + + if (!silent) { + token = state.push('link_open', 'a', 1); + token.attrs = [ [ 'href', fullUrl ] ]; + token.markup = 'autolink'; + token.info = 'auto'; + + token = state.push('text', '', 0); + token.content = state.md.normalizeLinkText(url); + + token = state.push('link_close', 'a', -1); + token.markup = 'autolink'; + token.info = 'auto'; + } + + state.pos += linkMatch[0].length; + return true; + } + + if (EMAIL_RE.test(tail)) { + emailMatch = tail.match(EMAIL_RE); + + url = emailMatch[0].slice(1, -1); + fullUrl = state.md.normalizeLink('mailto:' + url); + if (!state.md.validateLink(fullUrl)) { return false; } + + if (!silent) { + token = state.push('link_open', 'a', 1); + token.attrs = [ [ 'href', fullUrl ] ]; + token.markup = 'autolink'; + token.info = 'auto'; + + token = state.push('text', '', 0); + token.content = state.md.normalizeLinkText(url); + + token = state.push('link_close', 'a', -1); + token.markup = 'autolink'; + token.info = 'auto'; + } + + state.pos += emailMatch[0].length; + return true; + } + + return false; +}; + +},{}],38:[function(require,module,exports){ +// Parse backticks + +'use strict'; + +module.exports = function backtick(state, silent) { + var start, max, marker, matchStart, matchEnd, token, + pos = state.pos, + ch = state.src.charCodeAt(pos); + + if (ch !== 0x60/* ` */) { return false; } + + start = pos; + pos++; + max = state.posMax; + + while (pos < max && state.src.charCodeAt(pos) === 0x60/* ` */) { pos++; } + + marker = state.src.slice(start, pos); + + matchStart = matchEnd = pos; + + while ((matchStart = state.src.indexOf('`', matchEnd)) !== -1) { + matchEnd = matchStart + 1; + + while (matchEnd < max && state.src.charCodeAt(matchEnd) === 0x60/* ` */) { matchEnd++; } + + if (matchEnd - matchStart === marker.length) { + if (!silent) { + token = state.push('code_inline', 'code', 0); + token.markup = marker; + token.content = state.src.slice(pos, matchStart) + .replace(/\n/g, ' ') + .replace(/^ (.+) $/, '$1'); + } + state.pos = matchEnd; + return true; + } + } + + if (!silent) { state.pending += marker; } + state.pos += marker.length; + return true; +}; + +},{}],39:[function(require,module,exports){ +// For each opening emphasis-like marker find a matching closing one +// +'use strict'; + + +function processDelimiters(state, delimiters) { + var closerIdx, openerIdx, closer, opener, minOpenerIdx, newMinOpenerIdx, + isOddMatch, lastJump, + openersBottom = {}, + max = delimiters.length; + + for (closerIdx = 0; closerIdx < max; closerIdx++) { + closer = delimiters[closerIdx]; + + // Length is only used for emphasis-specific "rule of 3", + // if it's not defined (in strikethrough or 3rd party plugins), + // we can default it to 0 to disable those checks. + // + closer.length = closer.length || 0; + + if (!closer.close) continue; + + // Previously calculated lower bounds (previous fails) + // for each marker and each delimiter length modulo 3. + if (!openersBottom.hasOwnProperty(closer.marker)) { + openersBottom[closer.marker] = [ -1, -1, -1 ]; + } + + minOpenerIdx = openersBottom[closer.marker][closer.length % 3]; + newMinOpenerIdx = -1; + + openerIdx = closerIdx - closer.jump - 1; + + for (; openerIdx > minOpenerIdx; openerIdx -= opener.jump + 1) { + opener = delimiters[openerIdx]; + + if (opener.marker !== closer.marker) continue; + + if (newMinOpenerIdx === -1) newMinOpenerIdx = openerIdx; + + if (opener.open && + opener.end < 0 && + opener.level === closer.level) { + + isOddMatch = false; + + // from spec: + // + // If one of the delimiters can both open and close emphasis, then the + // sum of the lengths of the delimiter runs containing the opening and + // closing delimiters must not be a multiple of 3 unless both lengths + // are multiples of 3. + // + if (opener.close || closer.open) { + if ((opener.length + closer.length) % 3 === 0) { + if (opener.length % 3 !== 0 || closer.length % 3 !== 0) { + isOddMatch = true; + } + } + } + + if (!isOddMatch) { + // If previous delimiter cannot be an opener, we can safely skip + // the entire sequence in future checks. This is required to make + // sure algorithm has linear complexity (see *_*_*_*_*_... case). + // + lastJump = openerIdx > 0 && !delimiters[openerIdx - 1].open ? + delimiters[openerIdx - 1].jump + 1 : + 0; + + closer.jump = closerIdx - openerIdx + lastJump; + closer.open = false; + opener.end = closerIdx; + opener.jump = lastJump; + opener.close = false; + newMinOpenerIdx = -1; + break; + } + } + } + + if (newMinOpenerIdx !== -1) { + // If match for this delimiter run failed, we want to set lower bound for + // future lookups. This is required to make sure algorithm has linear + // complexity. + // + // See details here: + // https://github.com/commonmark/cmark/issues/178#issuecomment-270417442 + // + openersBottom[closer.marker][(closer.length || 0) % 3] = newMinOpenerIdx; + } + } +} + + +module.exports = function link_pairs(state) { + var curr, + tokens_meta = state.tokens_meta, + max = state.tokens_meta.length; + + processDelimiters(state, state.delimiters); + + for (curr = 0; curr < max; curr++) { + if (tokens_meta[curr] && tokens_meta[curr].delimiters) { + processDelimiters(state, tokens_meta[curr].delimiters); + } + } +}; + +},{}],40:[function(require,module,exports){ +// Process *this* and _that_ +// +'use strict'; + + +// Insert each marker as a separate text token, and add it to delimiter list +// +module.exports.tokenize = function emphasis(state, silent) { + var i, scanned, token, + start = state.pos, + marker = state.src.charCodeAt(start); + + if (silent) { return false; } + + if (marker !== 0x5F /* _ */ && marker !== 0x2A /* * */) { return false; } + + scanned = state.scanDelims(state.pos, marker === 0x2A); + + for (i = 0; i < scanned.length; i++) { + token = state.push('text', '', 0); + token.content = String.fromCharCode(marker); + + state.delimiters.push({ + // Char code of the starting marker (number). + // + marker: marker, + + // Total length of these series of delimiters. + // + length: scanned.length, + + // An amount of characters before this one that's equivalent to + // current one. In plain English: if this delimiter does not open + // an emphasis, neither do previous `jump` characters. + // + // Used to skip sequences like "*****" in one step, for 1st asterisk + // value will be 0, for 2nd it's 1 and so on. + // + jump: i, + + // A position of the token this delimiter corresponds to. + // + token: state.tokens.length - 1, + + // If this delimiter is matched as a valid opener, `end` will be + // equal to its position, otherwise it's `-1`. + // + end: -1, + + // Boolean flags that determine if this delimiter could open or close + // an emphasis. + // + open: scanned.can_open, + close: scanned.can_close + }); + } + + state.pos += scanned.length; + + return true; +}; + + +function postProcess(state, delimiters) { + var i, + startDelim, + endDelim, + token, + ch, + isStrong, + max = delimiters.length; + + for (i = max - 1; i >= 0; i--) { + startDelim = delimiters[i]; + + if (startDelim.marker !== 0x5F/* _ */ && startDelim.marker !== 0x2A/* * */) { + continue; + } + + // Process only opening markers + if (startDelim.end === -1) { + continue; + } + + endDelim = delimiters[startDelim.end]; + + // If the previous delimiter has the same marker and is adjacent to this one, + // merge those into one strong delimiter. + // + // `whatever` -> `whatever` + // + isStrong = i > 0 && + delimiters[i - 1].end === startDelim.end + 1 && + delimiters[i - 1].token === startDelim.token - 1 && + delimiters[startDelim.end + 1].token === endDelim.token + 1 && + delimiters[i - 1].marker === startDelim.marker; + + ch = String.fromCharCode(startDelim.marker); + + token = state.tokens[startDelim.token]; + token.type = isStrong ? 'strong_open' : 'em_open'; + token.tag = isStrong ? 'strong' : 'em'; + token.nesting = 1; + token.markup = isStrong ? ch + ch : ch; + token.content = ''; + + token = state.tokens[endDelim.token]; + token.type = isStrong ? 'strong_close' : 'em_close'; + token.tag = isStrong ? 'strong' : 'em'; + token.nesting = -1; + token.markup = isStrong ? ch + ch : ch; + token.content = ''; + + if (isStrong) { + state.tokens[delimiters[i - 1].token].content = ''; + state.tokens[delimiters[startDelim.end + 1].token].content = ''; + i--; + } + } +} + + +// Walk through delimiter list and replace text tokens with tags +// +module.exports.postProcess = function emphasis(state) { + var curr, + tokens_meta = state.tokens_meta, + max = state.tokens_meta.length; + + postProcess(state, state.delimiters); + + for (curr = 0; curr < max; curr++) { + if (tokens_meta[curr] && tokens_meta[curr].delimiters) { + postProcess(state, tokens_meta[curr].delimiters); + } + } +}; + +},{}],41:[function(require,module,exports){ +// Process html entity - {, ¯, ", ... + +'use strict'; + +var entities = require('../common/entities'); +var has = require('../common/utils').has; +var isValidEntityCode = require('../common/utils').isValidEntityCode; +var fromCodePoint = require('../common/utils').fromCodePoint; + + +var DIGITAL_RE = /^&#((?:x[a-f0-9]{1,6}|[0-9]{1,7}));/i; +var NAMED_RE = /^&([a-z][a-z0-9]{1,31});/i; + + +module.exports = function entity(state, silent) { + var ch, code, match, pos = state.pos, max = state.posMax; + + if (state.src.charCodeAt(pos) !== 0x26/* & */) { return false; } + + if (pos + 1 < max) { + ch = state.src.charCodeAt(pos + 1); + + if (ch === 0x23 /* # */) { + match = state.src.slice(pos).match(DIGITAL_RE); + if (match) { + if (!silent) { + code = match[1][0].toLowerCase() === 'x' ? parseInt(match[1].slice(1), 16) : parseInt(match[1], 10); + state.pending += isValidEntityCode(code) ? fromCodePoint(code) : fromCodePoint(0xFFFD); + } + state.pos += match[0].length; + return true; + } + } else { + match = state.src.slice(pos).match(NAMED_RE); + if (match) { + if (has(entities, match[1])) { + if (!silent) { state.pending += entities[match[1]]; } + state.pos += match[0].length; + return true; + } + } + } + } + + if (!silent) { state.pending += '&'; } + state.pos++; + return true; +}; + +},{"../common/entities":1,"../common/utils":4}],42:[function(require,module,exports){ +// Process escaped chars and hardbreaks + +'use strict'; + +var isSpace = require('../common/utils').isSpace; + +var ESCAPED = []; + +for (var i = 0; i < 256; i++) { ESCAPED.push(0); } + +'\\!"#$%&\'()*+,./:;<=>?@[]^_`{|}~-' + .split('').forEach(function (ch) { ESCAPED[ch.charCodeAt(0)] = 1; }); + + +module.exports = function escape(state, silent) { + var ch, pos = state.pos, max = state.posMax; + + if (state.src.charCodeAt(pos) !== 0x5C/* \ */) { return false; } + + pos++; + + if (pos < max) { + ch = state.src.charCodeAt(pos); + + if (ch < 256 && ESCAPED[ch] !== 0) { + if (!silent) { state.pending += state.src[pos]; } + state.pos += 2; + return true; + } + + if (ch === 0x0A) { + if (!silent) { + state.push('hardbreak', 'br', 0); + } + + pos++; + // skip leading whitespaces from next line + while (pos < max) { + ch = state.src.charCodeAt(pos); + if (!isSpace(ch)) { break; } + pos++; + } + + state.pos = pos; + return true; + } + } + + if (!silent) { state.pending += '\\'; } + state.pos++; + return true; +}; + +},{"../common/utils":4}],43:[function(require,module,exports){ +// Process html tags + +'use strict'; + + +var HTML_TAG_RE = require('../common/html_re').HTML_TAG_RE; + + +function isLetter(ch) { + /*eslint no-bitwise:0*/ + var lc = ch | 0x20; // to lower case + return (lc >= 0x61/* a */) && (lc <= 0x7a/* z */); +} + + +module.exports = function html_inline(state, silent) { + var ch, match, max, token, + pos = state.pos; + + if (!state.md.options.html) { return false; } + + // Check start + max = state.posMax; + if (state.src.charCodeAt(pos) !== 0x3C/* < */ || + pos + 2 >= max) { + return false; + } + + // Quick fail on second char + ch = state.src.charCodeAt(pos + 1); + if (ch !== 0x21/* ! */ && + ch !== 0x3F/* ? */ && + ch !== 0x2F/* / */ && + !isLetter(ch)) { + return false; + } + + match = state.src.slice(pos).match(HTML_TAG_RE); + if (!match) { return false; } + + if (!silent) { + token = state.push('html_inline', '', 0); + token.content = state.src.slice(pos, pos + match[0].length); + } + state.pos += match[0].length; + return true; +}; + +},{"../common/html_re":3}],44:[function(require,module,exports){ +// Process ![image]( "title") + +'use strict'; + +var normalizeReference = require('../common/utils').normalizeReference; +var isSpace = require('../common/utils').isSpace; + + +module.exports = function image(state, silent) { + var attrs, + code, + content, + label, + labelEnd, + labelStart, + pos, + ref, + res, + title, + token, + tokens, + start, + href = '', + oldPos = state.pos, + max = state.posMax; + + if (state.src.charCodeAt(state.pos) !== 0x21/* ! */) { return false; } + if (state.src.charCodeAt(state.pos + 1) !== 0x5B/* [ */) { return false; } + + labelStart = state.pos + 2; + labelEnd = state.md.helpers.parseLinkLabel(state, state.pos + 1, false); + + // parser failed to find ']', so it's not a valid link + if (labelEnd < 0) { return false; } + + pos = labelEnd + 1; + if (pos < max && state.src.charCodeAt(pos) === 0x28/* ( */) { + // + // Inline link + // + + // [link]( "title" ) + // ^^ skipping these spaces + pos++; + for (; pos < max; pos++) { + code = state.src.charCodeAt(pos); + if (!isSpace(code) && code !== 0x0A) { break; } + } + if (pos >= max) { return false; } + + // [link]( "title" ) + // ^^^^^^ parsing link destination + start = pos; + res = state.md.helpers.parseLinkDestination(state.src, pos, state.posMax); + if (res.ok) { + href = state.md.normalizeLink(res.str); + if (state.md.validateLink(href)) { + pos = res.pos; + } else { + href = ''; + } + } + + // [link]( "title" ) + // ^^ skipping these spaces + start = pos; + for (; pos < max; pos++) { + code = state.src.charCodeAt(pos); + if (!isSpace(code) && code !== 0x0A) { break; } + } + + // [link]( "title" ) + // ^^^^^^^ parsing link title + res = state.md.helpers.parseLinkTitle(state.src, pos, state.posMax); + if (pos < max && start !== pos && res.ok) { + title = res.str; + pos = res.pos; + + // [link]( "title" ) + // ^^ skipping these spaces + for (; pos < max; pos++) { + code = state.src.charCodeAt(pos); + if (!isSpace(code) && code !== 0x0A) { break; } + } + } else { + title = ''; + } + + if (pos >= max || state.src.charCodeAt(pos) !== 0x29/* ) */) { + state.pos = oldPos; + return false; + } + pos++; + } else { + // + // Link reference + // + if (typeof state.env.references === 'undefined') { return false; } + + if (pos < max && state.src.charCodeAt(pos) === 0x5B/* [ */) { + start = pos + 1; + pos = state.md.helpers.parseLinkLabel(state, pos); + if (pos >= 0) { + label = state.src.slice(start, pos++); + } else { + pos = labelEnd + 1; + } + } else { + pos = labelEnd + 1; + } + + // covers label === '' and label === undefined + // (collapsed reference link and shortcut reference link respectively) + if (!label) { label = state.src.slice(labelStart, labelEnd); } + + ref = state.env.references[normalizeReference(label)]; + if (!ref) { + state.pos = oldPos; + return false; + } + href = ref.href; + title = ref.title; + } + + // + // We found the end of the link, and know for a fact it's a valid link; + // so all that's left to do is to call tokenizer. + // + if (!silent) { + content = state.src.slice(labelStart, labelEnd); + + state.md.inline.parse( + content, + state.md, + state.env, + tokens = [] + ); + + token = state.push('image', 'img', 0); + token.attrs = attrs = [ [ 'src', href ], [ 'alt', '' ] ]; + token.children = tokens; + token.content = content; + + if (title) { + attrs.push([ 'title', title ]); + } + } + + state.pos = pos; + state.posMax = max; + return true; +}; + +},{"../common/utils":4}],45:[function(require,module,exports){ +// Process [link]( "stuff") + +'use strict'; + +var normalizeReference = require('../common/utils').normalizeReference; +var isSpace = require('../common/utils').isSpace; + + +module.exports = function link(state, silent) { + var attrs, + code, + label, + labelEnd, + labelStart, + pos, + res, + ref, + title, + token, + href = '', + oldPos = state.pos, + max = state.posMax, + start = state.pos, + parseReference = true; + + if (state.src.charCodeAt(state.pos) !== 0x5B/* [ */) { return false; } + + labelStart = state.pos + 1; + labelEnd = state.md.helpers.parseLinkLabel(state, state.pos, true); + + // parser failed to find ']', so it's not a valid link + if (labelEnd < 0) { return false; } + + pos = labelEnd + 1; + if (pos < max && state.src.charCodeAt(pos) === 0x28/* ( */) { + // + // Inline link + // + + // might have found a valid shortcut link, disable reference parsing + parseReference = false; + + // [link]( "title" ) + // ^^ skipping these spaces + pos++; + for (; pos < max; pos++) { + code = state.src.charCodeAt(pos); + if (!isSpace(code) && code !== 0x0A) { break; } + } + if (pos >= max) { return false; } + + // [link]( "title" ) + // ^^^^^^ parsing link destination + start = pos; + res = state.md.helpers.parseLinkDestination(state.src, pos, state.posMax); + if (res.ok) { + href = state.md.normalizeLink(res.str); + if (state.md.validateLink(href)) { + pos = res.pos; + } else { + href = ''; + } + } + + // [link]( "title" ) + // ^^ skipping these spaces + start = pos; + for (; pos < max; pos++) { + code = state.src.charCodeAt(pos); + if (!isSpace(code) && code !== 0x0A) { break; } + } + + // [link]( "title" ) + // ^^^^^^^ parsing link title + res = state.md.helpers.parseLinkTitle(state.src, pos, state.posMax); + if (pos < max && start !== pos && res.ok) { + title = res.str; + pos = res.pos; + + // [link]( "title" ) + // ^^ skipping these spaces + for (; pos < max; pos++) { + code = state.src.charCodeAt(pos); + if (!isSpace(code) && code !== 0x0A) { break; } + } + } else { + title = ''; + } + + if (pos >= max || state.src.charCodeAt(pos) !== 0x29/* ) */) { + // parsing a valid shortcut link failed, fallback to reference + parseReference = true; + } + pos++; + } + + if (parseReference) { + // + // Link reference + // + if (typeof state.env.references === 'undefined') { return false; } + + if (pos < max && state.src.charCodeAt(pos) === 0x5B/* [ */) { + start = pos + 1; + pos = state.md.helpers.parseLinkLabel(state, pos); + if (pos >= 0) { + label = state.src.slice(start, pos++); + } else { + pos = labelEnd + 1; + } + } else { + pos = labelEnd + 1; + } + + // covers label === '' and label === undefined + // (collapsed reference link and shortcut reference link respectively) + if (!label) { label = state.src.slice(labelStart, labelEnd); } + + ref = state.env.references[normalizeReference(label)]; + if (!ref) { + state.pos = oldPos; + return false; + } + href = ref.href; + title = ref.title; + } + + // + // We found the end of the link, and know for a fact it's a valid link; + // so all that's left to do is to call tokenizer. + // + if (!silent) { + state.pos = labelStart; + state.posMax = labelEnd; + + token = state.push('link_open', 'a', 1); + token.attrs = attrs = [ [ 'href', href ] ]; + if (title) { + attrs.push([ 'title', title ]); + } + + state.md.inline.tokenize(state); + + token = state.push('link_close', 'a', -1); + } + + state.pos = pos; + state.posMax = max; + return true; +}; + +},{"../common/utils":4}],46:[function(require,module,exports){ +// Proceess '\n' + +'use strict'; + +var isSpace = require('../common/utils').isSpace; + + +module.exports = function newline(state, silent) { + var pmax, max, pos = state.pos; + + if (state.src.charCodeAt(pos) !== 0x0A/* \n */) { return false; } + + pmax = state.pending.length - 1; + max = state.posMax; + + // ' \n' -> hardbreak + // Lookup in pending chars is bad practice! Don't copy to other rules! + // Pending string is stored in concat mode, indexed lookups will cause + // convertion to flat mode. + if (!silent) { + if (pmax >= 0 && state.pending.charCodeAt(pmax) === 0x20) { + if (pmax >= 1 && state.pending.charCodeAt(pmax - 1) === 0x20) { + state.pending = state.pending.replace(/ +$/, ''); + state.push('hardbreak', 'br', 0); + } else { + state.pending = state.pending.slice(0, -1); + state.push('softbreak', 'br', 0); + } + + } else { + state.push('softbreak', 'br', 0); + } + } + + pos++; + + // skip heading spaces for next line + while (pos < max && isSpace(state.src.charCodeAt(pos))) { pos++; } + + state.pos = pos; + return true; +}; + +},{"../common/utils":4}],47:[function(require,module,exports){ +// Inline parser state + +'use strict'; + + +var Token = require('../token'); +var isWhiteSpace = require('../common/utils').isWhiteSpace; +var isPunctChar = require('../common/utils').isPunctChar; +var isMdAsciiPunct = require('../common/utils').isMdAsciiPunct; + + +function StateInline(src, md, env, outTokens) { + this.src = src; + this.env = env; + this.md = md; + this.tokens = outTokens; + this.tokens_meta = Array(outTokens.length); + + this.pos = 0; + this.posMax = this.src.length; + this.level = 0; + this.pending = ''; + this.pendingLevel = 0; + + // Stores { start: end } pairs. Useful for backtrack + // optimization of pairs parse (emphasis, strikes). + this.cache = {}; + + // List of emphasis-like delimiters for current tag + this.delimiters = []; + + // Stack of delimiter lists for upper level tags + this._prev_delimiters = []; +} + + +// Flush pending text +// +StateInline.prototype.pushPending = function () { + var token = new Token('text', '', 0); + token.content = this.pending; + token.level = this.pendingLevel; + this.tokens.push(token); + this.pending = ''; + return token; +}; + + +// Push new token to "stream". +// If pending text exists - flush it as text token +// +StateInline.prototype.push = function (type, tag, nesting) { + if (this.pending) { + this.pushPending(); + } + + var token = new Token(type, tag, nesting); + var token_meta = null; + + if (nesting < 0) { + // closing tag + this.level--; + this.delimiters = this._prev_delimiters.pop(); + } + + token.level = this.level; + + if (nesting > 0) { + // opening tag + this.level++; + this._prev_delimiters.push(this.delimiters); + this.delimiters = []; + token_meta = { delimiters: this.delimiters }; + } + + this.pendingLevel = this.level; + this.tokens.push(token); + this.tokens_meta.push(token_meta); + return token; +}; + + +// Scan a sequence of emphasis-like markers, and determine whether +// it can start an emphasis sequence or end an emphasis sequence. +// +// - start - position to scan from (it should point at a valid marker); +// - canSplitWord - determine if these markers can be found inside a word +// +StateInline.prototype.scanDelims = function (start, canSplitWord) { + var pos = start, lastChar, nextChar, count, can_open, can_close, + isLastWhiteSpace, isLastPunctChar, + isNextWhiteSpace, isNextPunctChar, + left_flanking = true, + right_flanking = true, + max = this.posMax, + marker = this.src.charCodeAt(start); + + // treat beginning of the line as a whitespace + lastChar = start > 0 ? this.src.charCodeAt(start - 1) : 0x20; + + while (pos < max && this.src.charCodeAt(pos) === marker) { pos++; } + + count = pos - start; + + // treat end of the line as a whitespace + nextChar = pos < max ? this.src.charCodeAt(pos) : 0x20; + + isLastPunctChar = isMdAsciiPunct(lastChar) || isPunctChar(String.fromCharCode(lastChar)); + isNextPunctChar = isMdAsciiPunct(nextChar) || isPunctChar(String.fromCharCode(nextChar)); + + isLastWhiteSpace = isWhiteSpace(lastChar); + isNextWhiteSpace = isWhiteSpace(nextChar); + + if (isNextWhiteSpace) { + left_flanking = false; + } else if (isNextPunctChar) { + if (!(isLastWhiteSpace || isLastPunctChar)) { + left_flanking = false; + } + } + + if (isLastWhiteSpace) { + right_flanking = false; + } else if (isLastPunctChar) { + if (!(isNextWhiteSpace || isNextPunctChar)) { + right_flanking = false; + } + } + + if (!canSplitWord) { + can_open = left_flanking && (!right_flanking || isLastPunctChar); + can_close = right_flanking && (!left_flanking || isNextPunctChar); + } else { + can_open = left_flanking; + can_close = right_flanking; + } + + return { + can_open: can_open, + can_close: can_close, + length: count + }; +}; + + +// re-export Token class to use in block rules +StateInline.prototype.Token = Token; + + +module.exports = StateInline; + +},{"../common/utils":4,"../token":51}],48:[function(require,module,exports){ +// ~~strike through~~ +// +'use strict'; + + +// Insert each marker as a separate text token, and add it to delimiter list +// +module.exports.tokenize = function strikethrough(state, silent) { + var i, scanned, token, len, ch, + start = state.pos, + marker = state.src.charCodeAt(start); + + if (silent) { return false; } + + if (marker !== 0x7E/* ~ */) { return false; } + + scanned = state.scanDelims(state.pos, true); + len = scanned.length; + ch = String.fromCharCode(marker); + + if (len < 2) { return false; } + + if (len % 2) { + token = state.push('text', '', 0); + token.content = ch; + len--; + } + + for (i = 0; i < len; i += 2) { + token = state.push('text', '', 0); + token.content = ch + ch; + + state.delimiters.push({ + marker: marker, + length: 0, // disable "rule of 3" length checks meant for emphasis + jump: i, + token: state.tokens.length - 1, + end: -1, + open: scanned.can_open, + close: scanned.can_close + }); + } + + state.pos += scanned.length; + + return true; +}; + + +function postProcess(state, delimiters) { + var i, j, + startDelim, + endDelim, + token, + loneMarkers = [], + max = delimiters.length; + + for (i = 0; i < max; i++) { + startDelim = delimiters[i]; + + if (startDelim.marker !== 0x7E/* ~ */) { + continue; + } + + if (startDelim.end === -1) { + continue; + } + + endDelim = delimiters[startDelim.end]; + + token = state.tokens[startDelim.token]; + token.type = 's_open'; + token.tag = 's'; + token.nesting = 1; + token.markup = '~~'; + token.content = ''; + + token = state.tokens[endDelim.token]; + token.type = 's_close'; + token.tag = 's'; + token.nesting = -1; + token.markup = '~~'; + token.content = ''; + + if (state.tokens[endDelim.token - 1].type === 'text' && + state.tokens[endDelim.token - 1].content === '~') { + + loneMarkers.push(endDelim.token - 1); + } + } + + // If a marker sequence has an odd number of characters, it's splitted + // like this: `~~~~~` -> `~` + `~~` + `~~`, leaving one marker at the + // start of the sequence. + // + // So, we have to move all those markers after subsequent s_close tags. + // + while (loneMarkers.length) { + i = loneMarkers.pop(); + j = i + 1; + + while (j < state.tokens.length && state.tokens[j].type === 's_close') { + j++; + } + + j--; + + if (i !== j) { + token = state.tokens[j]; + state.tokens[j] = state.tokens[i]; + state.tokens[i] = token; + } + } +} + + +// Walk through delimiter list and replace text tokens with tags +// +module.exports.postProcess = function strikethrough(state) { + var curr, + tokens_meta = state.tokens_meta, + max = state.tokens_meta.length; + + postProcess(state, state.delimiters); + + for (curr = 0; curr < max; curr++) { + if (tokens_meta[curr] && tokens_meta[curr].delimiters) { + postProcess(state, tokens_meta[curr].delimiters); + } + } +}; + +},{}],49:[function(require,module,exports){ +// Skip text characters for text token, place those to pending buffer +// and increment current pos + +'use strict'; + + +// Rule to skip pure text +// '{}$%@~+=:' reserved for extentions + +// !, ", #, $, %, &, ', (, ), *, +, ,, -, ., /, :, ;, <, =, >, ?, @, [, \, ], ^, _, `, {, |, }, or ~ + +// !!!! Don't confuse with "Markdown ASCII Punctuation" chars +// http://spec.commonmark.org/0.15/#ascii-punctuation-character +function isTerminatorChar(ch) { + switch (ch) { + case 0x0A/* \n */: + case 0x21/* ! */: + case 0x23/* # */: + case 0x24/* $ */: + case 0x25/* % */: + case 0x26/* & */: + case 0x2A/* * */: + case 0x2B/* + */: + case 0x2D/* - */: + case 0x3A/* : */: + case 0x3C/* < */: + case 0x3D/* = */: + case 0x3E/* > */: + case 0x40/* @ */: + case 0x5B/* [ */: + case 0x5C/* \ */: + case 0x5D/* ] */: + case 0x5E/* ^ */: + case 0x5F/* _ */: + case 0x60/* ` */: + case 0x7B/* { */: + case 0x7D/* } */: + case 0x7E/* ~ */: + return true; + default: + return false; + } +} + +module.exports = function text(state, silent) { + var pos = state.pos; + + while (pos < state.posMax && !isTerminatorChar(state.src.charCodeAt(pos))) { + pos++; + } + + if (pos === state.pos) { return false; } + + if (!silent) { state.pending += state.src.slice(state.pos, pos); } + + state.pos = pos; + + return true; +}; + +// Alternative implementation, for memory. +// +// It costs 10% of performance, but allows extend terminators list, if place it +// to `ParcerInline` property. Probably, will switch to it sometime, such +// flexibility required. + +/* +var TERMINATOR_RE = /[\n!#$%&*+\-:<=>@[\\\]^_`{}~]/; + +module.exports = function text(state, silent) { + var pos = state.pos, + idx = state.src.slice(pos).search(TERMINATOR_RE); + + // first char is terminator -> empty text + if (idx === 0) { return false; } + + // no terminator -> text till end of string + if (idx < 0) { + if (!silent) { state.pending += state.src.slice(pos); } + state.pos = state.src.length; + return true; + } + + if (!silent) { state.pending += state.src.slice(pos, pos + idx); } + + state.pos += idx; + + return true; +};*/ + +},{}],50:[function(require,module,exports){ +// Clean up tokens after emphasis and strikethrough postprocessing: +// merge adjacent text nodes into one and re-calculate all token levels +// +// This is necessary because initially emphasis delimiter markers (*, _, ~) +// are treated as their own separate text tokens. Then emphasis rule either +// leaves them as text (needed to merge with adjacent text) or turns them +// into opening/closing tags (which messes up levels inside). +// +'use strict'; + + +module.exports = function text_collapse(state) { + var curr, last, + level = 0, + tokens = state.tokens, + max = state.tokens.length; + + for (curr = last = 0; curr < max; curr++) { + // re-calculate levels after emphasis/strikethrough turns some text nodes + // into opening/closing tags + if (tokens[curr].nesting < 0) level--; // closing tag + tokens[curr].level = level; + if (tokens[curr].nesting > 0) level++; // opening tag + + if (tokens[curr].type === 'text' && + curr + 1 < max && + tokens[curr + 1].type === 'text') { + + // collapse two adjacent text nodes + tokens[curr + 1].content = tokens[curr].content + tokens[curr + 1].content; + } else { + if (curr !== last) { tokens[last] = tokens[curr]; } + + last++; + } + } + + if (curr !== last) { + tokens.length = last; + } +}; + +},{}],51:[function(require,module,exports){ +// Token class + +'use strict'; + + +/** + * class Token + **/ + +/** + * new Token(type, tag, nesting) + * + * Create new token and fill passed properties. + **/ +function Token(type, tag, nesting) { + /** + * Token#type -> String + * + * Type of the token (string, e.g. "paragraph_open") + **/ + this.type = type; + + /** + * Token#tag -> String + * + * html tag name, e.g. "p" + **/ + this.tag = tag; + + /** + * Token#attrs -> Array + * + * Html attributes. Format: `[ [ name1, value1 ], [ name2, value2 ] ]` + **/ + this.attrs = null; + + /** + * Token#map -> Array + * + * Source map info. Format: `[ line_begin, line_end ]` + **/ + this.map = null; + + /** + * Token#nesting -> Number + * + * Level change (number in {-1, 0, 1} set), where: + * + * - `1` means the tag is opening + * - `0` means the tag is self-closing + * - `-1` means the tag is closing + **/ + this.nesting = nesting; + + /** + * Token#level -> Number + * + * nesting level, the same as `state.level` + **/ + this.level = 0; + + /** + * Token#children -> Array + * + * An array of child nodes (inline and img tokens) + **/ + this.children = null; + + /** + * Token#content -> String + * + * In a case of self-closing tag (code, html, fence, etc.), + * it has contents of this tag. + **/ + this.content = ''; + + /** + * Token#markup -> String + * + * '*' or '_' for emphasis, fence string for fence, etc. + **/ + this.markup = ''; + + /** + * Token#info -> String + * + * fence infostring + **/ + this.info = ''; + + /** + * Token#meta -> Object + * + * A place for plugins to store an arbitrary data + **/ + this.meta = null; + + /** + * Token#block -> Boolean + * + * True for block-level tokens, false for inline tokens. + * Used in renderer to calculate line breaks + **/ + this.block = false; + + /** + * Token#hidden -> Boolean + * + * If it's true, ignore this element when rendering. Used for tight lists + * to hide paragraphs. + **/ + this.hidden = false; +} + + +/** + * Token.attrIndex(name) -> Number + * + * Search attribute index by name. + **/ +Token.prototype.attrIndex = function attrIndex(name) { + var attrs, i, len; + + if (!this.attrs) { return -1; } + + attrs = this.attrs; + + for (i = 0, len = attrs.length; i < len; i++) { + if (attrs[i][0] === name) { return i; } + } + return -1; +}; + + +/** + * Token.attrPush(attrData) + * + * Add `[ name, value ]` attribute to list. Init attrs if necessary + **/ +Token.prototype.attrPush = function attrPush(attrData) { + if (this.attrs) { + this.attrs.push(attrData); + } else { + this.attrs = [ attrData ]; + } +}; + + +/** + * Token.attrSet(name, value) + * + * Set `name` attribute to `value`. Override old value if exists. + **/ +Token.prototype.attrSet = function attrSet(name, value) { + var idx = this.attrIndex(name), + attrData = [ name, value ]; + + if (idx < 0) { + this.attrPush(attrData); + } else { + this.attrs[idx] = attrData; + } +}; + + +/** + * Token.attrGet(name) + * + * Get the value of attribute `name`, or null if it does not exist. + **/ +Token.prototype.attrGet = function attrGet(name) { + var idx = this.attrIndex(name), value = null; + if (idx >= 0) { + value = this.attrs[idx][1]; + } + return value; +}; + + +/** + * Token.attrJoin(name, value) + * + * Join value to existing attribute via space. Or create new attribute if not + * exists. Useful to operate with token classes. + **/ +Token.prototype.attrJoin = function attrJoin(name, value) { + var idx = this.attrIndex(name); + + if (idx < 0) { + this.attrPush([ name, value ]); + } else { + this.attrs[idx][1] = this.attrs[idx][1] + ' ' + value; + } +}; + + +module.exports = Token; + +},{}],52:[function(require,module,exports){ +module.exports={ "Aacute": "\u00C1", "aacute": "\u00E1", "Abreve": "\u0102", "abreve": "\u0103", "ac": "\u223E", "acd": "\u223F", "acE": "\u223E\u0333", "Acirc": "\u00C2", "acirc": "\u00E2", "acute": "\u00B4", "Acy": "\u0410", "acy": "\u0430", "AElig": "\u00C6", "aelig": "\u00E6", "af": "\u2061", "Afr": "\uD835\uDD04", "afr": "\uD835\uDD1E", "Agrave": "\u00C0", "agrave": "\u00E0", "alefsym": "\u2135", "aleph": "\u2135", "Alpha": "\u0391", "alpha": "\u03B1", "Amacr": "\u0100", "amacr": "\u0101", "amalg": "\u2A3F", "amp": "&", "AMP": "&", "andand": "\u2A55", "And": "\u2A53", "and": "\u2227", "andd": "\u2A5C", "andslope": "\u2A58", "andv": "\u2A5A", "ang": "\u2220", "ange": "\u29A4", "angle": "\u2220", "angmsdaa": "\u29A8", "angmsdab": "\u29A9", "angmsdac": "\u29AA", "angmsdad": "\u29AB", "angmsdae": "\u29AC", "angmsdaf": "\u29AD", "angmsdag": "\u29AE", "angmsdah": "\u29AF", "angmsd": "\u2221", "angrt": "\u221F", "angrtvb": "\u22BE", "angrtvbd": "\u299D", "angsph": "\u2222", "angst": "\u00C5", "angzarr": "\u237C", "Aogon": "\u0104", "aogon": "\u0105", "Aopf": "\uD835\uDD38", "aopf": "\uD835\uDD52", "apacir": "\u2A6F", "ap": "\u2248", "apE": "\u2A70", "ape": "\u224A", "apid": "\u224B", "apos": "'", "ApplyFunction": "\u2061", "approx": "\u2248", "approxeq": "\u224A", "Aring": "\u00C5", "aring": "\u00E5", "Ascr": "\uD835\uDC9C", "ascr": "\uD835\uDCB6", "Assign": "\u2254", "ast": "*", "asymp": "\u2248", "asympeq": "\u224D", "Atilde": "\u00C3", "atilde": "\u00E3", "Auml": "\u00C4", "auml": "\u00E4", "awconint": "\u2233", "awint": "\u2A11", "backcong": "\u224C", "backepsilon": "\u03F6", "backprime": "\u2035", "backsim": "\u223D", "backsimeq": "\u22CD", "Backslash": "\u2216", "Barv": "\u2AE7", "barvee": "\u22BD", "barwed": "\u2305", "Barwed": "\u2306", "barwedge": "\u2305", "bbrk": "\u23B5", "bbrktbrk": "\u23B6", "bcong": "\u224C", "Bcy": "\u0411", "bcy": "\u0431", "bdquo": "\u201E", "becaus": "\u2235", "because": "\u2235", "Because": "\u2235", "bemptyv": "\u29B0", "bepsi": "\u03F6", "bernou": "\u212C", "Bernoullis": "\u212C", "Beta": "\u0392", "beta": "\u03B2", "beth": "\u2136", "between": "\u226C", "Bfr": "\uD835\uDD05", "bfr": "\uD835\uDD1F", "bigcap": "\u22C2", "bigcirc": "\u25EF", "bigcup": "\u22C3", "bigodot": "\u2A00", "bigoplus": "\u2A01", "bigotimes": "\u2A02", "bigsqcup": "\u2A06", "bigstar": "\u2605", "bigtriangledown": "\u25BD", "bigtriangleup": "\u25B3", "biguplus": "\u2A04", "bigvee": "\u22C1", "bigwedge": "\u22C0", "bkarow": "\u290D", "blacklozenge": "\u29EB", "blacksquare": "\u25AA", "blacktriangle": "\u25B4", "blacktriangledown": "\u25BE", "blacktriangleleft": "\u25C2", "blacktriangleright": "\u25B8", "blank": "\u2423", "blk12": "\u2592", "blk14": "\u2591", "blk34": "\u2593", "block": "\u2588", "bne": "=\u20E5", "bnequiv": "\u2261\u20E5", "bNot": "\u2AED", "bnot": "\u2310", "Bopf": "\uD835\uDD39", "bopf": "\uD835\uDD53", "bot": "\u22A5", "bottom": "\u22A5", "bowtie": "\u22C8", "boxbox": "\u29C9", "boxdl": "\u2510", "boxdL": "\u2555", "boxDl": "\u2556", "boxDL": "\u2557", "boxdr": "\u250C", "boxdR": "\u2552", "boxDr": "\u2553", "boxDR": "\u2554", "boxh": "\u2500", "boxH": "\u2550", "boxhd": "\u252C", "boxHd": "\u2564", "boxhD": "\u2565", "boxHD": "\u2566", "boxhu": "\u2534", "boxHu": "\u2567", "boxhU": "\u2568", "boxHU": "\u2569", "boxminus": "\u229F", "boxplus": "\u229E", "boxtimes": "\u22A0", "boxul": "\u2518", "boxuL": "\u255B", "boxUl": "\u255C", "boxUL": "\u255D", "boxur": "\u2514", "boxuR": "\u2558", "boxUr": "\u2559", "boxUR": "\u255A", "boxv": "\u2502", "boxV": "\u2551", "boxvh": "\u253C", "boxvH": "\u256A", "boxVh": "\u256B", "boxVH": "\u256C", "boxvl": "\u2524", "boxvL": "\u2561", "boxVl": "\u2562", "boxVL": "\u2563", "boxvr": "\u251C", "boxvR": "\u255E", "boxVr": "\u255F", "boxVR": "\u2560", "bprime": "\u2035", "breve": "\u02D8", "Breve": "\u02D8", "brvbar": "\u00A6", "bscr": "\uD835\uDCB7", "Bscr": "\u212C", "bsemi": "\u204F", "bsim": "\u223D", "bsime": "\u22CD", "bsolb": "\u29C5", "bsol": "\\", "bsolhsub": "\u27C8", "bull": "\u2022", "bullet": "\u2022", "bump": "\u224E", "bumpE": "\u2AAE", "bumpe": "\u224F", "Bumpeq": "\u224E", "bumpeq": "\u224F", "Cacute": "\u0106", "cacute": "\u0107", "capand": "\u2A44", "capbrcup": "\u2A49", "capcap": "\u2A4B", "cap": "\u2229", "Cap": "\u22D2", "capcup": "\u2A47", "capdot": "\u2A40", "CapitalDifferentialD": "\u2145", "caps": "\u2229\uFE00", "caret": "\u2041", "caron": "\u02C7", "Cayleys": "\u212D", "ccaps": "\u2A4D", "Ccaron": "\u010C", "ccaron": "\u010D", "Ccedil": "\u00C7", "ccedil": "\u00E7", "Ccirc": "\u0108", "ccirc": "\u0109", "Cconint": "\u2230", "ccups": "\u2A4C", "ccupssm": "\u2A50", "Cdot": "\u010A", "cdot": "\u010B", "cedil": "\u00B8", "Cedilla": "\u00B8", "cemptyv": "\u29B2", "cent": "\u00A2", "centerdot": "\u00B7", "CenterDot": "\u00B7", "cfr": "\uD835\uDD20", "Cfr": "\u212D", "CHcy": "\u0427", "chcy": "\u0447", "check": "\u2713", "checkmark": "\u2713", "Chi": "\u03A7", "chi": "\u03C7", "circ": "\u02C6", "circeq": "\u2257", "circlearrowleft": "\u21BA", "circlearrowright": "\u21BB", "circledast": "\u229B", "circledcirc": "\u229A", "circleddash": "\u229D", "CircleDot": "\u2299", "circledR": "\u00AE", "circledS": "\u24C8", "CircleMinus": "\u2296", "CirclePlus": "\u2295", "CircleTimes": "\u2297", "cir": "\u25CB", "cirE": "\u29C3", "cire": "\u2257", "cirfnint": "\u2A10", "cirmid": "\u2AEF", "cirscir": "\u29C2", "ClockwiseContourIntegral": "\u2232", "CloseCurlyDoubleQuote": "\u201D", "CloseCurlyQuote": "\u2019", "clubs": "\u2663", "clubsuit": "\u2663", "colon": ":", "Colon": "\u2237", "Colone": "\u2A74", "colone": "\u2254", "coloneq": "\u2254", "comma": ",", "commat": "@", "comp": "\u2201", "compfn": "\u2218", "complement": "\u2201", "complexes": "\u2102", "cong": "\u2245", "congdot": "\u2A6D", "Congruent": "\u2261", "conint": "\u222E", "Conint": "\u222F", "ContourIntegral": "\u222E", "copf": "\uD835\uDD54", "Copf": "\u2102", "coprod": "\u2210", "Coproduct": "\u2210", "copy": "\u00A9", "COPY": "\u00A9", "copysr": "\u2117", "CounterClockwiseContourIntegral": "\u2233", "crarr": "\u21B5", "cross": "\u2717", "Cross": "\u2A2F", "Cscr": "\uD835\uDC9E", "cscr": "\uD835\uDCB8", "csub": "\u2ACF", "csube": "\u2AD1", "csup": "\u2AD0", "csupe": "\u2AD2", "ctdot": "\u22EF", "cudarrl": "\u2938", "cudarrr": "\u2935", "cuepr": "\u22DE", "cuesc": "\u22DF", "cularr": "\u21B6", "cularrp": "\u293D", "cupbrcap": "\u2A48", "cupcap": "\u2A46", "CupCap": "\u224D", "cup": "\u222A", "Cup": "\u22D3", "cupcup": "\u2A4A", "cupdot": "\u228D", "cupor": "\u2A45", "cups": "\u222A\uFE00", "curarr": "\u21B7", "curarrm": "\u293C", "curlyeqprec": "\u22DE", "curlyeqsucc": "\u22DF", "curlyvee": "\u22CE", "curlywedge": "\u22CF", "curren": "\u00A4", "curvearrowleft": "\u21B6", "curvearrowright": "\u21B7", "cuvee": "\u22CE", "cuwed": "\u22CF", "cwconint": "\u2232", "cwint": "\u2231", "cylcty": "\u232D", "dagger": "\u2020", "Dagger": "\u2021", "daleth": "\u2138", "darr": "\u2193", "Darr": "\u21A1", "dArr": "\u21D3", "dash": "\u2010", "Dashv": "\u2AE4", "dashv": "\u22A3", "dbkarow": "\u290F", "dblac": "\u02DD", "Dcaron": "\u010E", "dcaron": "\u010F", "Dcy": "\u0414", "dcy": "\u0434", "ddagger": "\u2021", "ddarr": "\u21CA", "DD": "\u2145", "dd": "\u2146", "DDotrahd": "\u2911", "ddotseq": "\u2A77", "deg": "\u00B0", "Del": "\u2207", "Delta": "\u0394", "delta": "\u03B4", "demptyv": "\u29B1", "dfisht": "\u297F", "Dfr": "\uD835\uDD07", "dfr": "\uD835\uDD21", "dHar": "\u2965", "dharl": "\u21C3", "dharr": "\u21C2", "DiacriticalAcute": "\u00B4", "DiacriticalDot": "\u02D9", "DiacriticalDoubleAcute": "\u02DD", "DiacriticalGrave": "`", "DiacriticalTilde": "\u02DC", "diam": "\u22C4", "diamond": "\u22C4", "Diamond": "\u22C4", "diamondsuit": "\u2666", "diams": "\u2666", "die": "\u00A8", "DifferentialD": "\u2146", "digamma": "\u03DD", "disin": "\u22F2", "div": "\u00F7", "divide": "\u00F7", "divideontimes": "\u22C7", "divonx": "\u22C7", "DJcy": "\u0402", "djcy": "\u0452", "dlcorn": "\u231E", "dlcrop": "\u230D", "dollar": "$", "Dopf": "\uD835\uDD3B", "dopf": "\uD835\uDD55", "Dot": "\u00A8", "dot": "\u02D9", "DotDot": "\u20DC", "doteq": "\u2250", "doteqdot": "\u2251", "DotEqual": "\u2250", "dotminus": "\u2238", "dotplus": "\u2214", "dotsquare": "\u22A1", "doublebarwedge": "\u2306", "DoubleContourIntegral": "\u222F", "DoubleDot": "\u00A8", "DoubleDownArrow": "\u21D3", "DoubleLeftArrow": "\u21D0", "DoubleLeftRightArrow": "\u21D4", "DoubleLeftTee": "\u2AE4", "DoubleLongLeftArrow": "\u27F8", "DoubleLongLeftRightArrow": "\u27FA", "DoubleLongRightArrow": "\u27F9", "DoubleRightArrow": "\u21D2", "DoubleRightTee": "\u22A8", "DoubleUpArrow": "\u21D1", "DoubleUpDownArrow": "\u21D5", "DoubleVerticalBar": "\u2225", "DownArrowBar": "\u2913", "downarrow": "\u2193", "DownArrow": "\u2193", "Downarrow": "\u21D3", "DownArrowUpArrow": "\u21F5", "DownBreve": "\u0311", "downdownarrows": "\u21CA", "downharpoonleft": "\u21C3", "downharpoonright": "\u21C2", "DownLeftRightVector": "\u2950", "DownLeftTeeVector": "\u295E", "DownLeftVectorBar": "\u2956", "DownLeftVector": "\u21BD", "DownRightTeeVector": "\u295F", "DownRightVectorBar": "\u2957", "DownRightVector": "\u21C1", "DownTeeArrow": "\u21A7", "DownTee": "\u22A4", "drbkarow": "\u2910", "drcorn": "\u231F", "drcrop": "\u230C", "Dscr": "\uD835\uDC9F", "dscr": "\uD835\uDCB9", "DScy": "\u0405", "dscy": "\u0455", "dsol": "\u29F6", "Dstrok": "\u0110", "dstrok": "\u0111", "dtdot": "\u22F1", "dtri": "\u25BF", "dtrif": "\u25BE", "duarr": "\u21F5", "duhar": "\u296F", "dwangle": "\u29A6", "DZcy": "\u040F", "dzcy": "\u045F", "dzigrarr": "\u27FF", "Eacute": "\u00C9", "eacute": "\u00E9", "easter": "\u2A6E", "Ecaron": "\u011A", "ecaron": "\u011B", "Ecirc": "\u00CA", "ecirc": "\u00EA", "ecir": "\u2256", "ecolon": "\u2255", "Ecy": "\u042D", "ecy": "\u044D", "eDDot": "\u2A77", "Edot": "\u0116", "edot": "\u0117", "eDot": "\u2251", "ee": "\u2147", "efDot": "\u2252", "Efr": "\uD835\uDD08", "efr": "\uD835\uDD22", "eg": "\u2A9A", "Egrave": "\u00C8", "egrave": "\u00E8", "egs": "\u2A96", "egsdot": "\u2A98", "el": "\u2A99", "Element": "\u2208", "elinters": "\u23E7", "ell": "\u2113", "els": "\u2A95", "elsdot": "\u2A97", "Emacr": "\u0112", "emacr": "\u0113", "empty": "\u2205", "emptyset": "\u2205", "EmptySmallSquare": "\u25FB", "emptyv": "\u2205", "EmptyVerySmallSquare": "\u25AB", "emsp13": "\u2004", "emsp14": "\u2005", "emsp": "\u2003", "ENG": "\u014A", "eng": "\u014B", "ensp": "\u2002", "Eogon": "\u0118", "eogon": "\u0119", "Eopf": "\uD835\uDD3C", "eopf": "\uD835\uDD56", "epar": "\u22D5", "eparsl": "\u29E3", "eplus": "\u2A71", "epsi": "\u03B5", "Epsilon": "\u0395", "epsilon": "\u03B5", "epsiv": "\u03F5", "eqcirc": "\u2256", "eqcolon": "\u2255", "eqsim": "\u2242", "eqslantgtr": "\u2A96", "eqslantless": "\u2A95", "Equal": "\u2A75", "equals": "=", "EqualTilde": "\u2242", "equest": "\u225F", "Equilibrium": "\u21CC", "equiv": "\u2261", "equivDD": "\u2A78", "eqvparsl": "\u29E5", "erarr": "\u2971", "erDot": "\u2253", "escr": "\u212F", "Escr": "\u2130", "esdot": "\u2250", "Esim": "\u2A73", "esim": "\u2242", "Eta": "\u0397", "eta": "\u03B7", "ETH": "\u00D0", "eth": "\u00F0", "Euml": "\u00CB", "euml": "\u00EB", "euro": "\u20AC", "excl": "!", "exist": "\u2203", "Exists": "\u2203", "expectation": "\u2130", "exponentiale": "\u2147", "ExponentialE": "\u2147", "fallingdotseq": "\u2252", "Fcy": "\u0424", "fcy": "\u0444", "female": "\u2640", "ffilig": "\uFB03", "fflig": "\uFB00", "ffllig": "\uFB04", "Ffr": "\uD835\uDD09", "ffr": "\uD835\uDD23", "filig": "\uFB01", "FilledSmallSquare": "\u25FC", "FilledVerySmallSquare": "\u25AA", "fjlig": "fj", "flat": "\u266D", "fllig": "\uFB02", "fltns": "\u25B1", "fnof": "\u0192", "Fopf": "\uD835\uDD3D", "fopf": "\uD835\uDD57", "forall": "\u2200", "ForAll": "\u2200", "fork": "\u22D4", "forkv": "\u2AD9", "Fouriertrf": "\u2131", "fpartint": "\u2A0D", "frac12": "\u00BD", "frac13": "\u2153", "frac14": "\u00BC", "frac15": "\u2155", "frac16": "\u2159", "frac18": "\u215B", "frac23": "\u2154", "frac25": "\u2156", "frac34": "\u00BE", "frac35": "\u2157", "frac38": "\u215C", "frac45": "\u2158", "frac56": "\u215A", "frac58": "\u215D", "frac78": "\u215E", "frasl": "\u2044", "frown": "\u2322", "fscr": "\uD835\uDCBB", "Fscr": "\u2131", "gacute": "\u01F5", "Gamma": "\u0393", "gamma": "\u03B3", "Gammad": "\u03DC", "gammad": "\u03DD", "gap": "\u2A86", "Gbreve": "\u011E", "gbreve": "\u011F", "Gcedil": "\u0122", "Gcirc": "\u011C", "gcirc": "\u011D", "Gcy": "\u0413", "gcy": "\u0433", "Gdot": "\u0120", "gdot": "\u0121", "ge": "\u2265", "gE": "\u2267", "gEl": "\u2A8C", "gel": "\u22DB", "geq": "\u2265", "geqq": "\u2267", "geqslant": "\u2A7E", "gescc": "\u2AA9", "ges": "\u2A7E", "gesdot": "\u2A80", "gesdoto": "\u2A82", "gesdotol": "\u2A84", "gesl": "\u22DB\uFE00", "gesles": "\u2A94", "Gfr": "\uD835\uDD0A", "gfr": "\uD835\uDD24", "gg": "\u226B", "Gg": "\u22D9", "ggg": "\u22D9", "gimel": "\u2137", "GJcy": "\u0403", "gjcy": "\u0453", "gla": "\u2AA5", "gl": "\u2277", "glE": "\u2A92", "glj": "\u2AA4", "gnap": "\u2A8A", "gnapprox": "\u2A8A", "gne": "\u2A88", "gnE": "\u2269", "gneq": "\u2A88", "gneqq": "\u2269", "gnsim": "\u22E7", "Gopf": "\uD835\uDD3E", "gopf": "\uD835\uDD58", "grave": "`", "GreaterEqual": "\u2265", "GreaterEqualLess": "\u22DB", "GreaterFullEqual": "\u2267", "GreaterGreater": "\u2AA2", "GreaterLess": "\u2277", "GreaterSlantEqual": "\u2A7E", "GreaterTilde": "\u2273", "Gscr": "\uD835\uDCA2", "gscr": "\u210A", "gsim": "\u2273", "gsime": "\u2A8E", "gsiml": "\u2A90", "gtcc": "\u2AA7", "gtcir": "\u2A7A", "gt": ">", "GT": ">", "Gt": "\u226B", "gtdot": "\u22D7", "gtlPar": "\u2995", "gtquest": "\u2A7C", "gtrapprox": "\u2A86", "gtrarr": "\u2978", "gtrdot": "\u22D7", "gtreqless": "\u22DB", "gtreqqless": "\u2A8C", "gtrless": "\u2277", "gtrsim": "\u2273", "gvertneqq": "\u2269\uFE00", "gvnE": "\u2269\uFE00", "Hacek": "\u02C7", "hairsp": "\u200A", "half": "\u00BD", "hamilt": "\u210B", "HARDcy": "\u042A", "hardcy": "\u044A", "harrcir": "\u2948", "harr": "\u2194", "hArr": "\u21D4", "harrw": "\u21AD", "Hat": "^", "hbar": "\u210F", "Hcirc": "\u0124", "hcirc": "\u0125", "hearts": "\u2665", "heartsuit": "\u2665", "hellip": "\u2026", "hercon": "\u22B9", "hfr": "\uD835\uDD25", "Hfr": "\u210C", "HilbertSpace": "\u210B", "hksearow": "\u2925", "hkswarow": "\u2926", "hoarr": "\u21FF", "homtht": "\u223B", "hookleftarrow": "\u21A9", "hookrightarrow": "\u21AA", "hopf": "\uD835\uDD59", "Hopf": "\u210D", "horbar": "\u2015", "HorizontalLine": "\u2500", "hscr": "\uD835\uDCBD", "Hscr": "\u210B", "hslash": "\u210F", "Hstrok": "\u0126", "hstrok": "\u0127", "HumpDownHump": "\u224E", "HumpEqual": "\u224F", "hybull": "\u2043", "hyphen": "\u2010", "Iacute": "\u00CD", "iacute": "\u00ED", "ic": "\u2063", "Icirc": "\u00CE", "icirc": "\u00EE", "Icy": "\u0418", "icy": "\u0438", "Idot": "\u0130", "IEcy": "\u0415", "iecy": "\u0435", "iexcl": "\u00A1", "iff": "\u21D4", "ifr": "\uD835\uDD26", "Ifr": "\u2111", "Igrave": "\u00CC", "igrave": "\u00EC", "ii": "\u2148", "iiiint": "\u2A0C", "iiint": "\u222D", "iinfin": "\u29DC", "iiota": "\u2129", "IJlig": "\u0132", "ijlig": "\u0133", "Imacr": "\u012A", "imacr": "\u012B", "image": "\u2111", "ImaginaryI": "\u2148", "imagline": "\u2110", "imagpart": "\u2111", "imath": "\u0131", "Im": "\u2111", "imof": "\u22B7", "imped": "\u01B5", "Implies": "\u21D2", "incare": "\u2105", "in": "\u2208", "infin": "\u221E", "infintie": "\u29DD", "inodot": "\u0131", "intcal": "\u22BA", "int": "\u222B", "Int": "\u222C", "integers": "\u2124", "Integral": "\u222B", "intercal": "\u22BA", "Intersection": "\u22C2", "intlarhk": "\u2A17", "intprod": "\u2A3C", "InvisibleComma": "\u2063", "InvisibleTimes": "\u2062", "IOcy": "\u0401", "iocy": "\u0451", "Iogon": "\u012E", "iogon": "\u012F", "Iopf": "\uD835\uDD40", "iopf": "\uD835\uDD5A", "Iota": "\u0399", "iota": "\u03B9", "iprod": "\u2A3C", "iquest": "\u00BF", "iscr": "\uD835\uDCBE", "Iscr": "\u2110", "isin": "\u2208", "isindot": "\u22F5", "isinE": "\u22F9", "isins": "\u22F4", "isinsv": "\u22F3", "isinv": "\u2208", "it": "\u2062", "Itilde": "\u0128", "itilde": "\u0129", "Iukcy": "\u0406", "iukcy": "\u0456", "Iuml": "\u00CF", "iuml": "\u00EF", "Jcirc": "\u0134", "jcirc": "\u0135", "Jcy": "\u0419", "jcy": "\u0439", "Jfr": "\uD835\uDD0D", "jfr": "\uD835\uDD27", "jmath": "\u0237", "Jopf": "\uD835\uDD41", "jopf": "\uD835\uDD5B", "Jscr": "\uD835\uDCA5", "jscr": "\uD835\uDCBF", "Jsercy": "\u0408", "jsercy": "\u0458", "Jukcy": "\u0404", "jukcy": "\u0454", "Kappa": "\u039A", "kappa": "\u03BA", "kappav": "\u03F0", "Kcedil": "\u0136", "kcedil": "\u0137", "Kcy": "\u041A", "kcy": "\u043A", "Kfr": "\uD835\uDD0E", "kfr": "\uD835\uDD28", "kgreen": "\u0138", "KHcy": "\u0425", "khcy": "\u0445", "KJcy": "\u040C", "kjcy": "\u045C", "Kopf": "\uD835\uDD42", "kopf": "\uD835\uDD5C", "Kscr": "\uD835\uDCA6", "kscr": "\uD835\uDCC0", "lAarr": "\u21DA", "Lacute": "\u0139", "lacute": "\u013A", "laemptyv": "\u29B4", "lagran": "\u2112", "Lambda": "\u039B", "lambda": "\u03BB", "lang": "\u27E8", "Lang": "\u27EA", "langd": "\u2991", "langle": "\u27E8", "lap": "\u2A85", "Laplacetrf": "\u2112", "laquo": "\u00AB", "larrb": "\u21E4", "larrbfs": "\u291F", "larr": "\u2190", "Larr": "\u219E", "lArr": "\u21D0", "larrfs": "\u291D", "larrhk": "\u21A9", "larrlp": "\u21AB", "larrpl": "\u2939", "larrsim": "\u2973", "larrtl": "\u21A2", "latail": "\u2919", "lAtail": "\u291B", "lat": "\u2AAB", "late": "\u2AAD", "lates": "\u2AAD\uFE00", "lbarr": "\u290C", "lBarr": "\u290E", "lbbrk": "\u2772", "lbrace": "{", "lbrack": "[", "lbrke": "\u298B", "lbrksld": "\u298F", "lbrkslu": "\u298D", "Lcaron": "\u013D", "lcaron": "\u013E", "Lcedil": "\u013B", "lcedil": "\u013C", "lceil": "\u2308", "lcub": "{", "Lcy": "\u041B", "lcy": "\u043B", "ldca": "\u2936", "ldquo": "\u201C", "ldquor": "\u201E", "ldrdhar": "\u2967", "ldrushar": "\u294B", "ldsh": "\u21B2", "le": "\u2264", "lE": "\u2266", "LeftAngleBracket": "\u27E8", "LeftArrowBar": "\u21E4", "leftarrow": "\u2190", "LeftArrow": "\u2190", "Leftarrow": "\u21D0", "LeftArrowRightArrow": "\u21C6", "leftarrowtail": "\u21A2", "LeftCeiling": "\u2308", "LeftDoubleBracket": "\u27E6", "LeftDownTeeVector": "\u2961", "LeftDownVectorBar": "\u2959", "LeftDownVector": "\u21C3", "LeftFloor": "\u230A", "leftharpoondown": "\u21BD", "leftharpoonup": "\u21BC", "leftleftarrows": "\u21C7", "leftrightarrow": "\u2194", "LeftRightArrow": "\u2194", "Leftrightarrow": "\u21D4", "leftrightarrows": "\u21C6", "leftrightharpoons": "\u21CB", "leftrightsquigarrow": "\u21AD", "LeftRightVector": "\u294E", "LeftTeeArrow": "\u21A4", "LeftTee": "\u22A3", "LeftTeeVector": "\u295A", "leftthreetimes": "\u22CB", "LeftTriangleBar": "\u29CF", "LeftTriangle": "\u22B2", "LeftTriangleEqual": "\u22B4", "LeftUpDownVector": "\u2951", "LeftUpTeeVector": "\u2960", "LeftUpVectorBar": "\u2958", "LeftUpVector": "\u21BF", "LeftVectorBar": "\u2952", "LeftVector": "\u21BC", "lEg": "\u2A8B", "leg": "\u22DA", "leq": "\u2264", "leqq": "\u2266", "leqslant": "\u2A7D", "lescc": "\u2AA8", "les": "\u2A7D", "lesdot": "\u2A7F", "lesdoto": "\u2A81", "lesdotor": "\u2A83", "lesg": "\u22DA\uFE00", "lesges": "\u2A93", "lessapprox": "\u2A85", "lessdot": "\u22D6", "lesseqgtr": "\u22DA", "lesseqqgtr": "\u2A8B", "LessEqualGreater": "\u22DA", "LessFullEqual": "\u2266", "LessGreater": "\u2276", "lessgtr": "\u2276", "LessLess": "\u2AA1", "lesssim": "\u2272", "LessSlantEqual": "\u2A7D", "LessTilde": "\u2272", "lfisht": "\u297C", "lfloor": "\u230A", "Lfr": "\uD835\uDD0F", "lfr": "\uD835\uDD29", "lg": "\u2276", "lgE": "\u2A91", "lHar": "\u2962", "lhard": "\u21BD", "lharu": "\u21BC", "lharul": "\u296A", "lhblk": "\u2584", "LJcy": "\u0409", "ljcy": "\u0459", "llarr": "\u21C7", "ll": "\u226A", "Ll": "\u22D8", "llcorner": "\u231E", "Lleftarrow": "\u21DA", "llhard": "\u296B", "lltri": "\u25FA", "Lmidot": "\u013F", "lmidot": "\u0140", "lmoustache": "\u23B0", "lmoust": "\u23B0", "lnap": "\u2A89", "lnapprox": "\u2A89", "lne": "\u2A87", "lnE": "\u2268", "lneq": "\u2A87", "lneqq": "\u2268", "lnsim": "\u22E6", "loang": "\u27EC", "loarr": "\u21FD", "lobrk": "\u27E6", "longleftarrow": "\u27F5", "LongLeftArrow": "\u27F5", "Longleftarrow": "\u27F8", "longleftrightarrow": "\u27F7", "LongLeftRightArrow": "\u27F7", "Longleftrightarrow": "\u27FA", "longmapsto": "\u27FC", "longrightarrow": "\u27F6", "LongRightArrow": "\u27F6", "Longrightarrow": "\u27F9", "looparrowleft": "\u21AB", "looparrowright": "\u21AC", "lopar": "\u2985", "Lopf": "\uD835\uDD43", "lopf": "\uD835\uDD5D", "loplus": "\u2A2D", "lotimes": "\u2A34", "lowast": "\u2217", "lowbar": "_", "LowerLeftArrow": "\u2199", "LowerRightArrow": "\u2198", "loz": "\u25CA", "lozenge": "\u25CA", "lozf": "\u29EB", "lpar": "(", "lparlt": "\u2993", "lrarr": "\u21C6", "lrcorner": "\u231F", "lrhar": "\u21CB", "lrhard": "\u296D", "lrm": "\u200E", "lrtri": "\u22BF", "lsaquo": "\u2039", "lscr": "\uD835\uDCC1", "Lscr": "\u2112", "lsh": "\u21B0", "Lsh": "\u21B0", "lsim": "\u2272", "lsime": "\u2A8D", "lsimg": "\u2A8F", "lsqb": "[", "lsquo": "\u2018", "lsquor": "\u201A", "Lstrok": "\u0141", "lstrok": "\u0142", "ltcc": "\u2AA6", "ltcir": "\u2A79", "lt": "<", "LT": "<", "Lt": "\u226A", "ltdot": "\u22D6", "lthree": "\u22CB", "ltimes": "\u22C9", "ltlarr": "\u2976", "ltquest": "\u2A7B", "ltri": "\u25C3", "ltrie": "\u22B4", "ltrif": "\u25C2", "ltrPar": "\u2996", "lurdshar": "\u294A", "luruhar": "\u2966", "lvertneqq": "\u2268\uFE00", "lvnE": "\u2268\uFE00", "macr": "\u00AF", "male": "\u2642", "malt": "\u2720", "maltese": "\u2720", "Map": "\u2905", "map": "\u21A6", "mapsto": "\u21A6", "mapstodown": "\u21A7", "mapstoleft": "\u21A4", "mapstoup": "\u21A5", "marker": "\u25AE", "mcomma": "\u2A29", "Mcy": "\u041C", "mcy": "\u043C", "mdash": "\u2014", "mDDot": "\u223A", "measuredangle": "\u2221", "MediumSpace": "\u205F", "Mellintrf": "\u2133", "Mfr": "\uD835\uDD10", "mfr": "\uD835\uDD2A", "mho": "\u2127", "micro": "\u00B5", "midast": "*", "midcir": "\u2AF0", "mid": "\u2223", "middot": "\u00B7", "minusb": "\u229F", "minus": "\u2212", "minusd": "\u2238", "minusdu": "\u2A2A", "MinusPlus": "\u2213", "mlcp": "\u2ADB", "mldr": "\u2026", "mnplus": "\u2213", "models": "\u22A7", "Mopf": "\uD835\uDD44", "mopf": "\uD835\uDD5E", "mp": "\u2213", "mscr": "\uD835\uDCC2", "Mscr": "\u2133", "mstpos": "\u223E", "Mu": "\u039C", "mu": "\u03BC", "multimap": "\u22B8", "mumap": "\u22B8", "nabla": "\u2207", "Nacute": "\u0143", "nacute": "\u0144", "nang": "\u2220\u20D2", "nap": "\u2249", "napE": "\u2A70\u0338", "napid": "\u224B\u0338", "napos": "\u0149", "napprox": "\u2249", "natural": "\u266E", "naturals": "\u2115", "natur": "\u266E", "nbsp": "\u00A0", "nbump": "\u224E\u0338", "nbumpe": "\u224F\u0338", "ncap": "\u2A43", "Ncaron": "\u0147", "ncaron": "\u0148", "Ncedil": "\u0145", "ncedil": "\u0146", "ncong": "\u2247", "ncongdot": "\u2A6D\u0338", "ncup": "\u2A42", "Ncy": "\u041D", "ncy": "\u043D", "ndash": "\u2013", "nearhk": "\u2924", "nearr": "\u2197", "neArr": "\u21D7", "nearrow": "\u2197", "ne": "\u2260", "nedot": "\u2250\u0338", "NegativeMediumSpace": "\u200B", "NegativeThickSpace": "\u200B", "NegativeThinSpace": "\u200B", "NegativeVeryThinSpace": "\u200B", "nequiv": "\u2262", "nesear": "\u2928", "nesim": "\u2242\u0338", "NestedGreaterGreater": "\u226B", "NestedLessLess": "\u226A", "NewLine": "\n", "nexist": "\u2204", "nexists": "\u2204", "Nfr": "\uD835\uDD11", "nfr": "\uD835\uDD2B", "ngE": "\u2267\u0338", "nge": "\u2271", "ngeq": "\u2271", "ngeqq": "\u2267\u0338", "ngeqslant": "\u2A7E\u0338", "nges": "\u2A7E\u0338", "nGg": "\u22D9\u0338", "ngsim": "\u2275", "nGt": "\u226B\u20D2", "ngt": "\u226F", "ngtr": "\u226F", "nGtv": "\u226B\u0338", "nharr": "\u21AE", "nhArr": "\u21CE", "nhpar": "\u2AF2", "ni": "\u220B", "nis": "\u22FC", "nisd": "\u22FA", "niv": "\u220B", "NJcy": "\u040A", "njcy": "\u045A", "nlarr": "\u219A", "nlArr": "\u21CD", "nldr": "\u2025", "nlE": "\u2266\u0338", "nle": "\u2270", "nleftarrow": "\u219A", "nLeftarrow": "\u21CD", "nleftrightarrow": "\u21AE", "nLeftrightarrow": "\u21CE", "nleq": "\u2270", "nleqq": "\u2266\u0338", "nleqslant": "\u2A7D\u0338", "nles": "\u2A7D\u0338", "nless": "\u226E", "nLl": "\u22D8\u0338", "nlsim": "\u2274", "nLt": "\u226A\u20D2", "nlt": "\u226E", "nltri": "\u22EA", "nltrie": "\u22EC", "nLtv": "\u226A\u0338", "nmid": "\u2224", "NoBreak": "\u2060", "NonBreakingSpace": "\u00A0", "nopf": "\uD835\uDD5F", "Nopf": "\u2115", "Not": "\u2AEC", "not": "\u00AC", "NotCongruent": "\u2262", "NotCupCap": "\u226D", "NotDoubleVerticalBar": "\u2226", "NotElement": "\u2209", "NotEqual": "\u2260", "NotEqualTilde": "\u2242\u0338", "NotExists": "\u2204", "NotGreater": "\u226F", "NotGreaterEqual": "\u2271", "NotGreaterFullEqual": "\u2267\u0338", "NotGreaterGreater": "\u226B\u0338", "NotGreaterLess": "\u2279", "NotGreaterSlantEqual": "\u2A7E\u0338", "NotGreaterTilde": "\u2275", "NotHumpDownHump": "\u224E\u0338", "NotHumpEqual": "\u224F\u0338", "notin": "\u2209", "notindot": "\u22F5\u0338", "notinE": "\u22F9\u0338", "notinva": "\u2209", "notinvb": "\u22F7", "notinvc": "\u22F6", "NotLeftTriangleBar": "\u29CF\u0338", "NotLeftTriangle": "\u22EA", "NotLeftTriangleEqual": "\u22EC", "NotLess": "\u226E", "NotLessEqual": "\u2270", "NotLessGreater": "\u2278", "NotLessLess": "\u226A\u0338", "NotLessSlantEqual": "\u2A7D\u0338", "NotLessTilde": "\u2274", "NotNestedGreaterGreater": "\u2AA2\u0338", "NotNestedLessLess": "\u2AA1\u0338", "notni": "\u220C", "notniva": "\u220C", "notnivb": "\u22FE", "notnivc": "\u22FD", "NotPrecedes": "\u2280", "NotPrecedesEqual": "\u2AAF\u0338", "NotPrecedesSlantEqual": "\u22E0", "NotReverseElement": "\u220C", "NotRightTriangleBar": "\u29D0\u0338", "NotRightTriangle": "\u22EB", "NotRightTriangleEqual": "\u22ED", "NotSquareSubset": "\u228F\u0338", "NotSquareSubsetEqual": "\u22E2", "NotSquareSuperset": "\u2290\u0338", "NotSquareSupersetEqual": "\u22E3", "NotSubset": "\u2282\u20D2", "NotSubsetEqual": "\u2288", "NotSucceeds": "\u2281", "NotSucceedsEqual": "\u2AB0\u0338", "NotSucceedsSlantEqual": "\u22E1", "NotSucceedsTilde": "\u227F\u0338", "NotSuperset": "\u2283\u20D2", "NotSupersetEqual": "\u2289", "NotTilde": "\u2241", "NotTildeEqual": "\u2244", "NotTildeFullEqual": "\u2247", "NotTildeTilde": "\u2249", "NotVerticalBar": "\u2224", "nparallel": "\u2226", "npar": "\u2226", "nparsl": "\u2AFD\u20E5", "npart": "\u2202\u0338", "npolint": "\u2A14", "npr": "\u2280", "nprcue": "\u22E0", "nprec": "\u2280", "npreceq": "\u2AAF\u0338", "npre": "\u2AAF\u0338", "nrarrc": "\u2933\u0338", "nrarr": "\u219B", "nrArr": "\u21CF", "nrarrw": "\u219D\u0338", "nrightarrow": "\u219B", "nRightarrow": "\u21CF", "nrtri": "\u22EB", "nrtrie": "\u22ED", "nsc": "\u2281", "nsccue": "\u22E1", "nsce": "\u2AB0\u0338", "Nscr": "\uD835\uDCA9", "nscr": "\uD835\uDCC3", "nshortmid": "\u2224", "nshortparallel": "\u2226", "nsim": "\u2241", "nsime": "\u2244", "nsimeq": "\u2244", "nsmid": "\u2224", "nspar": "\u2226", "nsqsube": "\u22E2", "nsqsupe": "\u22E3", "nsub": "\u2284", "nsubE": "\u2AC5\u0338", "nsube": "\u2288", "nsubset": "\u2282\u20D2", "nsubseteq": "\u2288", "nsubseteqq": "\u2AC5\u0338", "nsucc": "\u2281", "nsucceq": "\u2AB0\u0338", "nsup": "\u2285", "nsupE": "\u2AC6\u0338", "nsupe": "\u2289", "nsupset": "\u2283\u20D2", "nsupseteq": "\u2289", "nsupseteqq": "\u2AC6\u0338", "ntgl": "\u2279", "Ntilde": "\u00D1", "ntilde": "\u00F1", "ntlg": "\u2278", "ntriangleleft": "\u22EA", "ntrianglelefteq": "\u22EC", "ntriangleright": "\u22EB", "ntrianglerighteq": "\u22ED", "Nu": "\u039D", "nu": "\u03BD", "num": "#", "numero": "\u2116", "numsp": "\u2007", "nvap": "\u224D\u20D2", "nvdash": "\u22AC", "nvDash": "\u22AD", "nVdash": "\u22AE", "nVDash": "\u22AF", "nvge": "\u2265\u20D2", "nvgt": ">\u20D2", "nvHarr": "\u2904", "nvinfin": "\u29DE", "nvlArr": "\u2902", "nvle": "\u2264\u20D2", "nvlt": "<\u20D2", "nvltrie": "\u22B4\u20D2", "nvrArr": "\u2903", "nvrtrie": "\u22B5\u20D2", "nvsim": "\u223C\u20D2", "nwarhk": "\u2923", "nwarr": "\u2196", "nwArr": "\u21D6", "nwarrow": "\u2196", "nwnear": "\u2927", "Oacute": "\u00D3", "oacute": "\u00F3", "oast": "\u229B", "Ocirc": "\u00D4", "ocirc": "\u00F4", "ocir": "\u229A", "Ocy": "\u041E", "ocy": "\u043E", "odash": "\u229D", "Odblac": "\u0150", "odblac": "\u0151", "odiv": "\u2A38", "odot": "\u2299", "odsold": "\u29BC", "OElig": "\u0152", "oelig": "\u0153", "ofcir": "\u29BF", "Ofr": "\uD835\uDD12", "ofr": "\uD835\uDD2C", "ogon": "\u02DB", "Ograve": "\u00D2", "ograve": "\u00F2", "ogt": "\u29C1", "ohbar": "\u29B5", "ohm": "\u03A9", "oint": "\u222E", "olarr": "\u21BA", "olcir": "\u29BE", "olcross": "\u29BB", "oline": "\u203E", "olt": "\u29C0", "Omacr": "\u014C", "omacr": "\u014D", "Omega": "\u03A9", "omega": "\u03C9", "Omicron": "\u039F", "omicron": "\u03BF", "omid": "\u29B6", "ominus": "\u2296", "Oopf": "\uD835\uDD46", "oopf": "\uD835\uDD60", "opar": "\u29B7", "OpenCurlyDoubleQuote": "\u201C", "OpenCurlyQuote": "\u2018", "operp": "\u29B9", "oplus": "\u2295", "orarr": "\u21BB", "Or": "\u2A54", "or": "\u2228", "ord": "\u2A5D", "order": "\u2134", "orderof": "\u2134", "ordf": "\u00AA", "ordm": "\u00BA", "origof": "\u22B6", "oror": "\u2A56", "orslope": "\u2A57", "orv": "\u2A5B", "oS": "\u24C8", "Oscr": "\uD835\uDCAA", "oscr": "\u2134", "Oslash": "\u00D8", "oslash": "\u00F8", "osol": "\u2298", "Otilde": "\u00D5", "otilde": "\u00F5", "otimesas": "\u2A36", "Otimes": "\u2A37", "otimes": "\u2297", "Ouml": "\u00D6", "ouml": "\u00F6", "ovbar": "\u233D", "OverBar": "\u203E", "OverBrace": "\u23DE", "OverBracket": "\u23B4", "OverParenthesis": "\u23DC", "para": "\u00B6", "parallel": "\u2225", "par": "\u2225", "parsim": "\u2AF3", "parsl": "\u2AFD", "part": "\u2202", "PartialD": "\u2202", "Pcy": "\u041F", "pcy": "\u043F", "percnt": "%", "period": ".", "permil": "\u2030", "perp": "\u22A5", "pertenk": "\u2031", "Pfr": "\uD835\uDD13", "pfr": "\uD835\uDD2D", "Phi": "\u03A6", "phi": "\u03C6", "phiv": "\u03D5", "phmmat": "\u2133", "phone": "\u260E", "Pi": "\u03A0", "pi": "\u03C0", "pitchfork": "\u22D4", "piv": "\u03D6", "planck": "\u210F", "planckh": "\u210E", "plankv": "\u210F", "plusacir": "\u2A23", "plusb": "\u229E", "pluscir": "\u2A22", "plus": "+", "plusdo": "\u2214", "plusdu": "\u2A25", "pluse": "\u2A72", "PlusMinus": "\u00B1", "plusmn": "\u00B1", "plussim": "\u2A26", "plustwo": "\u2A27", "pm": "\u00B1", "Poincareplane": "\u210C", "pointint": "\u2A15", "popf": "\uD835\uDD61", "Popf": "\u2119", "pound": "\u00A3", "prap": "\u2AB7", "Pr": "\u2ABB", "pr": "\u227A", "prcue": "\u227C", "precapprox": "\u2AB7", "prec": "\u227A", "preccurlyeq": "\u227C", "Precedes": "\u227A", "PrecedesEqual": "\u2AAF", "PrecedesSlantEqual": "\u227C", "PrecedesTilde": "\u227E", "preceq": "\u2AAF", "precnapprox": "\u2AB9", "precneqq": "\u2AB5", "precnsim": "\u22E8", "pre": "\u2AAF", "prE": "\u2AB3", "precsim": "\u227E", "prime": "\u2032", "Prime": "\u2033", "primes": "\u2119", "prnap": "\u2AB9", "prnE": "\u2AB5", "prnsim": "\u22E8", "prod": "\u220F", "Product": "\u220F", "profalar": "\u232E", "profline": "\u2312", "profsurf": "\u2313", "prop": "\u221D", "Proportional": "\u221D", "Proportion": "\u2237", "propto": "\u221D", "prsim": "\u227E", "prurel": "\u22B0", "Pscr": "\uD835\uDCAB", "pscr": "\uD835\uDCC5", "Psi": "\u03A8", "psi": "\u03C8", "puncsp": "\u2008", "Qfr": "\uD835\uDD14", "qfr": "\uD835\uDD2E", "qint": "\u2A0C", "qopf": "\uD835\uDD62", "Qopf": "\u211A", "qprime": "\u2057", "Qscr": "\uD835\uDCAC", "qscr": "\uD835\uDCC6", "quaternions": "\u210D", "quatint": "\u2A16", "quest": "?", "questeq": "\u225F", "quot": "\"", "QUOT": "\"", "rAarr": "\u21DB", "race": "\u223D\u0331", "Racute": "\u0154", "racute": "\u0155", "radic": "\u221A", "raemptyv": "\u29B3", "rang": "\u27E9", "Rang": "\u27EB", "rangd": "\u2992", "range": "\u29A5", "rangle": "\u27E9", "raquo": "\u00BB", "rarrap": "\u2975", "rarrb": "\u21E5", "rarrbfs": "\u2920", "rarrc": "\u2933", "rarr": "\u2192", "Rarr": "\u21A0", "rArr": "\u21D2", "rarrfs": "\u291E", "rarrhk": "\u21AA", "rarrlp": "\u21AC", "rarrpl": "\u2945", "rarrsim": "\u2974", "Rarrtl": "\u2916", "rarrtl": "\u21A3", "rarrw": "\u219D", "ratail": "\u291A", "rAtail": "\u291C", "ratio": "\u2236", "rationals": "\u211A", "rbarr": "\u290D", "rBarr": "\u290F", "RBarr": "\u2910", "rbbrk": "\u2773", "rbrace": "}", "rbrack": "]", "rbrke": "\u298C", "rbrksld": "\u298E", "rbrkslu": "\u2990", "Rcaron": "\u0158", "rcaron": "\u0159", "Rcedil": "\u0156", "rcedil": "\u0157", "rceil": "\u2309", "rcub": "}", "Rcy": "\u0420", "rcy": "\u0440", "rdca": "\u2937", "rdldhar": "\u2969", "rdquo": "\u201D", "rdquor": "\u201D", "rdsh": "\u21B3", "real": "\u211C", "realine": "\u211B", "realpart": "\u211C", "reals": "\u211D", "Re": "\u211C", "rect": "\u25AD", "reg": "\u00AE", "REG": "\u00AE", "ReverseElement": "\u220B", "ReverseEquilibrium": "\u21CB", "ReverseUpEquilibrium": "\u296F", "rfisht": "\u297D", "rfloor": "\u230B", "rfr": "\uD835\uDD2F", "Rfr": "\u211C", "rHar": "\u2964", "rhard": "\u21C1", "rharu": "\u21C0", "rharul": "\u296C", "Rho": "\u03A1", "rho": "\u03C1", "rhov": "\u03F1", "RightAngleBracket": "\u27E9", "RightArrowBar": "\u21E5", "rightarrow": "\u2192", "RightArrow": "\u2192", "Rightarrow": "\u21D2", "RightArrowLeftArrow": "\u21C4", "rightarrowtail": "\u21A3", "RightCeiling": "\u2309", "RightDoubleBracket": "\u27E7", "RightDownTeeVector": "\u295D", "RightDownVectorBar": "\u2955", "RightDownVector": "\u21C2", "RightFloor": "\u230B", "rightharpoondown": "\u21C1", "rightharpoonup": "\u21C0", "rightleftarrows": "\u21C4", "rightleftharpoons": "\u21CC", "rightrightarrows": "\u21C9", "rightsquigarrow": "\u219D", "RightTeeArrow": "\u21A6", "RightTee": "\u22A2", "RightTeeVector": "\u295B", "rightthreetimes": "\u22CC", "RightTriangleBar": "\u29D0", "RightTriangle": "\u22B3", "RightTriangleEqual": "\u22B5", "RightUpDownVector": "\u294F", "RightUpTeeVector": "\u295C", "RightUpVectorBar": "\u2954", "RightUpVector": "\u21BE", "RightVectorBar": "\u2953", "RightVector": "\u21C0", "ring": "\u02DA", "risingdotseq": "\u2253", "rlarr": "\u21C4", "rlhar": "\u21CC", "rlm": "\u200F", "rmoustache": "\u23B1", "rmoust": "\u23B1", "rnmid": "\u2AEE", "roang": "\u27ED", "roarr": "\u21FE", "robrk": "\u27E7", "ropar": "\u2986", "ropf": "\uD835\uDD63", "Ropf": "\u211D", "roplus": "\u2A2E", "rotimes": "\u2A35", "RoundImplies": "\u2970", "rpar": ")", "rpargt": "\u2994", "rppolint": "\u2A12", "rrarr": "\u21C9", "Rrightarrow": "\u21DB", "rsaquo": "\u203A", "rscr": "\uD835\uDCC7", "Rscr": "\u211B", "rsh": "\u21B1", "Rsh": "\u21B1", "rsqb": "]", "rsquo": "\u2019", "rsquor": "\u2019", "rthree": "\u22CC", "rtimes": "\u22CA", "rtri": "\u25B9", "rtrie": "\u22B5", "rtrif": "\u25B8", "rtriltri": "\u29CE", "RuleDelayed": "\u29F4", "ruluhar": "\u2968", "rx": "\u211E", "Sacute": "\u015A", "sacute": "\u015B", "sbquo": "\u201A", "scap": "\u2AB8", "Scaron": "\u0160", "scaron": "\u0161", "Sc": "\u2ABC", "sc": "\u227B", "sccue": "\u227D", "sce": "\u2AB0", "scE": "\u2AB4", "Scedil": "\u015E", "scedil": "\u015F", "Scirc": "\u015C", "scirc": "\u015D", "scnap": "\u2ABA", "scnE": "\u2AB6", "scnsim": "\u22E9", "scpolint": "\u2A13", "scsim": "\u227F", "Scy": "\u0421", "scy": "\u0441", "sdotb": "\u22A1", "sdot": "\u22C5", "sdote": "\u2A66", "searhk": "\u2925", "searr": "\u2198", "seArr": "\u21D8", "searrow": "\u2198", "sect": "\u00A7", "semi": ";", "seswar": "\u2929", "setminus": "\u2216", "setmn": "\u2216", "sext": "\u2736", "Sfr": "\uD835\uDD16", "sfr": "\uD835\uDD30", "sfrown": "\u2322", "sharp": "\u266F", "SHCHcy": "\u0429", "shchcy": "\u0449", "SHcy": "\u0428", "shcy": "\u0448", "ShortDownArrow": "\u2193", "ShortLeftArrow": "\u2190", "shortmid": "\u2223", "shortparallel": "\u2225", "ShortRightArrow": "\u2192", "ShortUpArrow": "\u2191", "shy": "\u00AD", "Sigma": "\u03A3", "sigma": "\u03C3", "sigmaf": "\u03C2", "sigmav": "\u03C2", "sim": "\u223C", "simdot": "\u2A6A", "sime": "\u2243", "simeq": "\u2243", "simg": "\u2A9E", "simgE": "\u2AA0", "siml": "\u2A9D", "simlE": "\u2A9F", "simne": "\u2246", "simplus": "\u2A24", "simrarr": "\u2972", "slarr": "\u2190", "SmallCircle": "\u2218", "smallsetminus": "\u2216", "smashp": "\u2A33", "smeparsl": "\u29E4", "smid": "\u2223", "smile": "\u2323", "smt": "\u2AAA", "smte": "\u2AAC", "smtes": "\u2AAC\uFE00", "SOFTcy": "\u042C", "softcy": "\u044C", "solbar": "\u233F", "solb": "\u29C4", "sol": "/", "Sopf": "\uD835\uDD4A", "sopf": "\uD835\uDD64", "spades": "\u2660", "spadesuit": "\u2660", "spar": "\u2225", "sqcap": "\u2293", "sqcaps": "\u2293\uFE00", "sqcup": "\u2294", "sqcups": "\u2294\uFE00", "Sqrt": "\u221A", "sqsub": "\u228F", "sqsube": "\u2291", "sqsubset": "\u228F", "sqsubseteq": "\u2291", "sqsup": "\u2290", "sqsupe": "\u2292", "sqsupset": "\u2290", "sqsupseteq": "\u2292", "square": "\u25A1", "Square": "\u25A1", "SquareIntersection": "\u2293", "SquareSubset": "\u228F", "SquareSubsetEqual": "\u2291", "SquareSuperset": "\u2290", "SquareSupersetEqual": "\u2292", "SquareUnion": "\u2294", "squarf": "\u25AA", "squ": "\u25A1", "squf": "\u25AA", "srarr": "\u2192", "Sscr": "\uD835\uDCAE", "sscr": "\uD835\uDCC8", "ssetmn": "\u2216", "ssmile": "\u2323", "sstarf": "\u22C6", "Star": "\u22C6", "star": "\u2606", "starf": "\u2605", "straightepsilon": "\u03F5", "straightphi": "\u03D5", "strns": "\u00AF", "sub": "\u2282", "Sub": "\u22D0", "subdot": "\u2ABD", "subE": "\u2AC5", "sube": "\u2286", "subedot": "\u2AC3", "submult": "\u2AC1", "subnE": "\u2ACB", "subne": "\u228A", "subplus": "\u2ABF", "subrarr": "\u2979", "subset": "\u2282", "Subset": "\u22D0", "subseteq": "\u2286", "subseteqq": "\u2AC5", "SubsetEqual": "\u2286", "subsetneq": "\u228A", "subsetneqq": "\u2ACB", "subsim": "\u2AC7", "subsub": "\u2AD5", "subsup": "\u2AD3", "succapprox": "\u2AB8", "succ": "\u227B", "succcurlyeq": "\u227D", "Succeeds": "\u227B", "SucceedsEqual": "\u2AB0", "SucceedsSlantEqual": "\u227D", "SucceedsTilde": "\u227F", "succeq": "\u2AB0", "succnapprox": "\u2ABA", "succneqq": "\u2AB6", "succnsim": "\u22E9", "succsim": "\u227F", "SuchThat": "\u220B", "sum": "\u2211", "Sum": "\u2211", "sung": "\u266A", "sup1": "\u00B9", "sup2": "\u00B2", "sup3": "\u00B3", "sup": "\u2283", "Sup": "\u22D1", "supdot": "\u2ABE", "supdsub": "\u2AD8", "supE": "\u2AC6", "supe": "\u2287", "supedot": "\u2AC4", "Superset": "\u2283", "SupersetEqual": "\u2287", "suphsol": "\u27C9", "suphsub": "\u2AD7", "suplarr": "\u297B", "supmult": "\u2AC2", "supnE": "\u2ACC", "supne": "\u228B", "supplus": "\u2AC0", "supset": "\u2283", "Supset": "\u22D1", "supseteq": "\u2287", "supseteqq": "\u2AC6", "supsetneq": "\u228B", "supsetneqq": "\u2ACC", "supsim": "\u2AC8", "supsub": "\u2AD4", "supsup": "\u2AD6", "swarhk": "\u2926", "swarr": "\u2199", "swArr": "\u21D9", "swarrow": "\u2199", "swnwar": "\u292A", "szlig": "\u00DF", "Tab": "\t", "target": "\u2316", "Tau": "\u03A4", "tau": "\u03C4", "tbrk": "\u23B4", "Tcaron": "\u0164", "tcaron": "\u0165", "Tcedil": "\u0162", "tcedil": "\u0163", "Tcy": "\u0422", "tcy": "\u0442", "tdot": "\u20DB", "telrec": "\u2315", "Tfr": "\uD835\uDD17", "tfr": "\uD835\uDD31", "there4": "\u2234", "therefore": "\u2234", "Therefore": "\u2234", "Theta": "\u0398", "theta": "\u03B8", "thetasym": "\u03D1", "thetav": "\u03D1", "thickapprox": "\u2248", "thicksim": "\u223C", "ThickSpace": "\u205F\u200A", "ThinSpace": "\u2009", "thinsp": "\u2009", "thkap": "\u2248", "thksim": "\u223C", "THORN": "\u00DE", "thorn": "\u00FE", "tilde": "\u02DC", "Tilde": "\u223C", "TildeEqual": "\u2243", "TildeFullEqual": "\u2245", "TildeTilde": "\u2248", "timesbar": "\u2A31", "timesb": "\u22A0", "times": "\u00D7", "timesd": "\u2A30", "tint": "\u222D", "toea": "\u2928", "topbot": "\u2336", "topcir": "\u2AF1", "top": "\u22A4", "Topf": "\uD835\uDD4B", "topf": "\uD835\uDD65", "topfork": "\u2ADA", "tosa": "\u2929", "tprime": "\u2034", "trade": "\u2122", "TRADE": "\u2122", "triangle": "\u25B5", "triangledown": "\u25BF", "triangleleft": "\u25C3", "trianglelefteq": "\u22B4", "triangleq": "\u225C", "triangleright": "\u25B9", "trianglerighteq": "\u22B5", "tridot": "\u25EC", "trie": "\u225C", "triminus": "\u2A3A", "TripleDot": "\u20DB", "triplus": "\u2A39", "trisb": "\u29CD", "tritime": "\u2A3B", "trpezium": "\u23E2", "Tscr": "\uD835\uDCAF", "tscr": "\uD835\uDCC9", "TScy": "\u0426", "tscy": "\u0446", "TSHcy": "\u040B", "tshcy": "\u045B", "Tstrok": "\u0166", "tstrok": "\u0167", "twixt": "\u226C", "twoheadleftarrow": "\u219E", "twoheadrightarrow": "\u21A0", "Uacute": "\u00DA", "uacute": "\u00FA", "uarr": "\u2191", "Uarr": "\u219F", "uArr": "\u21D1", "Uarrocir": "\u2949", "Ubrcy": "\u040E", "ubrcy": "\u045E", "Ubreve": "\u016C", "ubreve": "\u016D", "Ucirc": "\u00DB", "ucirc": "\u00FB", "Ucy": "\u0423", "ucy": "\u0443", "udarr": "\u21C5", "Udblac": "\u0170", "udblac": "\u0171", "udhar": "\u296E", "ufisht": "\u297E", "Ufr": "\uD835\uDD18", "ufr": "\uD835\uDD32", "Ugrave": "\u00D9", "ugrave": "\u00F9", "uHar": "\u2963", "uharl": "\u21BF", "uharr": "\u21BE", "uhblk": "\u2580", "ulcorn": "\u231C", "ulcorner": "\u231C", "ulcrop": "\u230F", "ultri": "\u25F8", "Umacr": "\u016A", "umacr": "\u016B", "uml": "\u00A8", "UnderBar": "_", "UnderBrace": "\u23DF", "UnderBracket": "\u23B5", "UnderParenthesis": "\u23DD", "Union": "\u22C3", "UnionPlus": "\u228E", "Uogon": "\u0172", "uogon": "\u0173", "Uopf": "\uD835\uDD4C", "uopf": "\uD835\uDD66", "UpArrowBar": "\u2912", "uparrow": "\u2191", "UpArrow": "\u2191", "Uparrow": "\u21D1", "UpArrowDownArrow": "\u21C5", "updownarrow": "\u2195", "UpDownArrow": "\u2195", "Updownarrow": "\u21D5", "UpEquilibrium": "\u296E", "upharpoonleft": "\u21BF", "upharpoonright": "\u21BE", "uplus": "\u228E", "UpperLeftArrow": "\u2196", "UpperRightArrow": "\u2197", "upsi": "\u03C5", "Upsi": "\u03D2", "upsih": "\u03D2", "Upsilon": "\u03A5", "upsilon": "\u03C5", "UpTeeArrow": "\u21A5", "UpTee": "\u22A5", "upuparrows": "\u21C8", "urcorn": "\u231D", "urcorner": "\u231D", "urcrop": "\u230E", "Uring": "\u016E", "uring": "\u016F", "urtri": "\u25F9", "Uscr": "\uD835\uDCB0", "uscr": "\uD835\uDCCA", "utdot": "\u22F0", "Utilde": "\u0168", "utilde": "\u0169", "utri": "\u25B5", "utrif": "\u25B4", "uuarr": "\u21C8", "Uuml": "\u00DC", "uuml": "\u00FC", "uwangle": "\u29A7", "vangrt": "\u299C", "varepsilon": "\u03F5", "varkappa": "\u03F0", "varnothing": "\u2205", "varphi": "\u03D5", "varpi": "\u03D6", "varpropto": "\u221D", "varr": "\u2195", "vArr": "\u21D5", "varrho": "\u03F1", "varsigma": "\u03C2", "varsubsetneq": "\u228A\uFE00", "varsubsetneqq": "\u2ACB\uFE00", "varsupsetneq": "\u228B\uFE00", "varsupsetneqq": "\u2ACC\uFE00", "vartheta": "\u03D1", "vartriangleleft": "\u22B2", "vartriangleright": "\u22B3", "vBar": "\u2AE8", "Vbar": "\u2AEB", "vBarv": "\u2AE9", "Vcy": "\u0412", "vcy": "\u0432", "vdash": "\u22A2", "vDash": "\u22A8", "Vdash": "\u22A9", "VDash": "\u22AB", "Vdashl": "\u2AE6", "veebar": "\u22BB", "vee": "\u2228", "Vee": "\u22C1", "veeeq": "\u225A", "vellip": "\u22EE", "verbar": "|", "Verbar": "\u2016", "vert": "|", "Vert": "\u2016", "VerticalBar": "\u2223", "VerticalLine": "|", "VerticalSeparator": "\u2758", "VerticalTilde": "\u2240", "VeryThinSpace": "\u200A", "Vfr": "\uD835\uDD19", "vfr": "\uD835\uDD33", "vltri": "\u22B2", "vnsub": "\u2282\u20D2", "vnsup": "\u2283\u20D2", "Vopf": "\uD835\uDD4D", "vopf": "\uD835\uDD67", "vprop": "\u221D", "vrtri": "\u22B3", "Vscr": "\uD835\uDCB1", "vscr": "\uD835\uDCCB", "vsubnE": "\u2ACB\uFE00", "vsubne": "\u228A\uFE00", "vsupnE": "\u2ACC\uFE00", "vsupne": "\u228B\uFE00", "Vvdash": "\u22AA", "vzigzag": "\u299A", "Wcirc": "\u0174", "wcirc": "\u0175", "wedbar": "\u2A5F", "wedge": "\u2227", "Wedge": "\u22C0", "wedgeq": "\u2259", "weierp": "\u2118", "Wfr": "\uD835\uDD1A", "wfr": "\uD835\uDD34", "Wopf": "\uD835\uDD4E", "wopf": "\uD835\uDD68", "wp": "\u2118", "wr": "\u2240", "wreath": "\u2240", "Wscr": "\uD835\uDCB2", "wscr": "\uD835\uDCCC", "xcap": "\u22C2", "xcirc": "\u25EF", "xcup": "\u22C3", "xdtri": "\u25BD", "Xfr": "\uD835\uDD1B", "xfr": "\uD835\uDD35", "xharr": "\u27F7", "xhArr": "\u27FA", "Xi": "\u039E", "xi": "\u03BE", "xlarr": "\u27F5", "xlArr": "\u27F8", "xmap": "\u27FC", "xnis": "\u22FB", "xodot": "\u2A00", "Xopf": "\uD835\uDD4F", "xopf": "\uD835\uDD69", "xoplus": "\u2A01", "xotime": "\u2A02", "xrarr": "\u27F6", "xrArr": "\u27F9", "Xscr": "\uD835\uDCB3", "xscr": "\uD835\uDCCD", "xsqcup": "\u2A06", "xuplus": "\u2A04", "xutri": "\u25B3", "xvee": "\u22C1", "xwedge": "\u22C0", "Yacute": "\u00DD", "yacute": "\u00FD", "YAcy": "\u042F", "yacy": "\u044F", "Ycirc": "\u0176", "ycirc": "\u0177", "Ycy": "\u042B", "ycy": "\u044B", "yen": "\u00A5", "Yfr": "\uD835\uDD1C", "yfr": "\uD835\uDD36", "YIcy": "\u0407", "yicy": "\u0457", "Yopf": "\uD835\uDD50", "yopf": "\uD835\uDD6A", "Yscr": "\uD835\uDCB4", "yscr": "\uD835\uDCCE", "YUcy": "\u042E", "yucy": "\u044E", "yuml": "\u00FF", "Yuml": "\u0178", "Zacute": "\u0179", "zacute": "\u017A", "Zcaron": "\u017D", "zcaron": "\u017E", "Zcy": "\u0417", "zcy": "\u0437", "Zdot": "\u017B", "zdot": "\u017C", "zeetrf": "\u2128", "ZeroWidthSpace": "\u200B", "Zeta": "\u0396", "zeta": "\u03B6", "zfr": "\uD835\uDD37", "Zfr": "\u2128", "ZHcy": "\u0416", "zhcy": "\u0436", "zigrarr": "\u21DD", "zopf": "\uD835\uDD6B", "Zopf": "\u2124", "Zscr": "\uD835\uDCB5", "zscr": "\uD835\uDCCF", "zwj": "\u200D", "zwnj": "\u200C" } + +},{}],53:[function(require,module,exports){ +'use strict'; + + +//////////////////////////////////////////////////////////////////////////////// +// Helpers + +// Merge objects +// +function assign(obj /*from1, from2, from3, ...*/) { + var sources = Array.prototype.slice.call(arguments, 1); + + sources.forEach(function (source) { + if (!source) { return; } + + Object.keys(source).forEach(function (key) { + obj[key] = source[key]; + }); + }); + + return obj; +} + +function _class(obj) { return Object.prototype.toString.call(obj); } +function isString(obj) { return _class(obj) === '[object String]'; } +function isObject(obj) { return _class(obj) === '[object Object]'; } +function isRegExp(obj) { return _class(obj) === '[object RegExp]'; } +function isFunction(obj) { return _class(obj) === '[object Function]'; } + + +function escapeRE(str) { return str.replace(/[.?*+^$[\]\\(){}|-]/g, '\\$&'); } + +//////////////////////////////////////////////////////////////////////////////// + + +var defaultOptions = { + fuzzyLink: true, + fuzzyEmail: true, + fuzzyIP: false +}; + + +function isOptionsObj(obj) { + return Object.keys(obj || {}).reduce(function (acc, k) { + return acc || defaultOptions.hasOwnProperty(k); + }, false); +} + + +var defaultSchemas = { + 'http:': { + validate: function (text, pos, self) { + var tail = text.slice(pos); + + if (!self.re.http) { + // compile lazily, because "host"-containing variables can change on tlds update. + self.re.http = new RegExp( + '^\\/\\/' + self.re.src_auth + self.re.src_host_port_strict + self.re.src_path, 'i' + ); + } + if (self.re.http.test(tail)) { + return tail.match(self.re.http)[0].length; + } + return 0; + } + }, + 'https:': 'http:', + 'ftp:': 'http:', + '//': { + validate: function (text, pos, self) { + var tail = text.slice(pos); + + if (!self.re.no_http) { + // compile lazily, because "host"-containing variables can change on tlds update. + self.re.no_http = new RegExp( + '^' + + self.re.src_auth + + // Don't allow single-level domains, because of false positives like '//test' + // with code comments + '(?:localhost|(?:(?:' + self.re.src_domain + ')\\.)+' + self.re.src_domain_root + ')' + + self.re.src_port + + self.re.src_host_terminator + + self.re.src_path, + + 'i' + ); + } + + if (self.re.no_http.test(tail)) { + // should not be `://` & `///`, that protects from errors in protocol name + if (pos >= 3 && text[pos - 3] === ':') { return 0; } + if (pos >= 3 && text[pos - 3] === '/') { return 0; } + return tail.match(self.re.no_http)[0].length; + } + return 0; + } + }, + 'mailto:': { + validate: function (text, pos, self) { + var tail = text.slice(pos); + + if (!self.re.mailto) { + self.re.mailto = new RegExp( + '^' + self.re.src_email_name + '@' + self.re.src_host_strict, 'i' + ); + } + if (self.re.mailto.test(tail)) { + return tail.match(self.re.mailto)[0].length; + } + return 0; + } + } +}; + +/*eslint-disable max-len*/ + +// RE pattern for 2-character tlds (autogenerated by ./support/tlds_2char_gen.js) +var tlds_2ch_src_re = 'a[cdefgilmnoqrstuwxz]|b[abdefghijmnorstvwyz]|c[acdfghiklmnoruvwxyz]|d[ejkmoz]|e[cegrstu]|f[ijkmor]|g[abdefghilmnpqrstuwy]|h[kmnrtu]|i[delmnoqrst]|j[emop]|k[eghimnprwyz]|l[abcikrstuvy]|m[acdeghklmnopqrstuvwxyz]|n[acefgilopruz]|om|p[aefghklmnrstwy]|qa|r[eosuw]|s[abcdeghijklmnortuvxyz]|t[cdfghjklmnortvwz]|u[agksyz]|v[aceginu]|w[fs]|y[et]|z[amw]'; + +// DON'T try to make PRs with changes. Extend TLDs with LinkifyIt.tlds() instead +var tlds_default = 'biz|com|edu|gov|net|org|pro|web|xxx|aero|asia|coop|info|museum|name|shop|рф'.split('|'); + +/*eslint-enable max-len*/ + +//////////////////////////////////////////////////////////////////////////////// + +function resetScanCache(self) { + self.__index__ = -1; + self.__text_cache__ = ''; +} + +function createValidator(re) { + return function (text, pos) { + var tail = text.slice(pos); + + if (re.test(tail)) { + return tail.match(re)[0].length; + } + return 0; + }; +} + +function createNormalizer() { + return function (match, self) { + self.normalize(match); + }; +} + +// Schemas compiler. Build regexps. +// +function compile(self) { + + // Load & clone RE patterns. + var re = self.re = require('./lib/re')(self.__opts__); + + // Define dynamic patterns + var tlds = self.__tlds__.slice(); + + self.onCompile(); + + if (!self.__tlds_replaced__) { + tlds.push(tlds_2ch_src_re); + } + tlds.push(re.src_xn); + + re.src_tlds = tlds.join('|'); + + function untpl(tpl) { return tpl.replace('%TLDS%', re.src_tlds); } + + re.email_fuzzy = RegExp(untpl(re.tpl_email_fuzzy), 'i'); + re.link_fuzzy = RegExp(untpl(re.tpl_link_fuzzy), 'i'); + re.link_no_ip_fuzzy = RegExp(untpl(re.tpl_link_no_ip_fuzzy), 'i'); + re.host_fuzzy_test = RegExp(untpl(re.tpl_host_fuzzy_test), 'i'); + + // + // Compile each schema + // + + var aliases = []; + + self.__compiled__ = {}; // Reset compiled data + + function schemaError(name, val) { + throw new Error('(LinkifyIt) Invalid schema "' + name + '": ' + val); + } + + Object.keys(self.__schemas__).forEach(function (name) { + var val = self.__schemas__[name]; + + // skip disabled methods + if (val === null) { return; } + + var compiled = { validate: null, link: null }; + + self.__compiled__[name] = compiled; + + if (isObject(val)) { + if (isRegExp(val.validate)) { + compiled.validate = createValidator(val.validate); + } else if (isFunction(val.validate)) { + compiled.validate = val.validate; + } else { + schemaError(name, val); + } + + if (isFunction(val.normalize)) { + compiled.normalize = val.normalize; + } else if (!val.normalize) { + compiled.normalize = createNormalizer(); + } else { + schemaError(name, val); + } + + return; + } + + if (isString(val)) { + aliases.push(name); + return; + } + + schemaError(name, val); + }); + + // + // Compile postponed aliases + // + + aliases.forEach(function (alias) { + if (!self.__compiled__[self.__schemas__[alias]]) { + // Silently fail on missed schemas to avoid errons on disable. + // schemaError(alias, self.__schemas__[alias]); + return; + } + + self.__compiled__[alias].validate = + self.__compiled__[self.__schemas__[alias]].validate; + self.__compiled__[alias].normalize = + self.__compiled__[self.__schemas__[alias]].normalize; + }); + + // + // Fake record for guessed links + // + self.__compiled__[''] = { validate: null, normalize: createNormalizer() }; + + // + // Build schema condition + // + var slist = Object.keys(self.__compiled__) + .filter(function (name) { + // Filter disabled & fake schemas + return name.length > 0 && self.__compiled__[name]; + }) + .map(escapeRE) + .join('|'); + // (?!_) cause 1.5x slowdown + self.re.schema_test = RegExp('(^|(?!_)(?:[><\uff5c]|' + re.src_ZPCc + '))(' + slist + ')', 'i'); + self.re.schema_search = RegExp('(^|(?!_)(?:[><\uff5c]|' + re.src_ZPCc + '))(' + slist + ')', 'ig'); + + self.re.pretest = RegExp( + '(' + self.re.schema_test.source + ')|(' + self.re.host_fuzzy_test.source + ')|@', + 'i' + ); + + // + // Cleanup + // + + resetScanCache(self); +} + +/** + * class Match + * + * Match result. Single element of array, returned by [[LinkifyIt#match]] + **/ +function Match(self, shift) { + var start = self.__index__, + end = self.__last_index__, + text = self.__text_cache__.slice(start, end); + + /** + * Match#schema -> String + * + * Prefix (protocol) for matched string. + **/ + this.schema = self.__schema__.toLowerCase(); + /** + * Match#index -> Number + * + * First position of matched string. + **/ + this.index = start + shift; + /** + * Match#lastIndex -> Number + * + * Next position after matched string. + **/ + this.lastIndex = end + shift; + /** + * Match#raw -> String + * + * Matched string. + **/ + this.raw = text; + /** + * Match#text -> String + * + * Notmalized text of matched string. + **/ + this.text = text; + /** + * Match#url -> String + * + * Normalized url of matched string. + **/ + this.url = text; +} + +function createMatch(self, shift) { + var match = new Match(self, shift); + + self.__compiled__[match.schema].normalize(match, self); + + return match; +} + + +/** + * class LinkifyIt + **/ + +/** + * new LinkifyIt(schemas, options) + * - schemas (Object): Optional. Additional schemas to validate (prefix/validator) + * - options (Object): { fuzzyLink|fuzzyEmail|fuzzyIP: true|false } + * + * Creates new linkifier instance with optional additional schemas. + * Can be called without `new` keyword for convenience. + * + * By default understands: + * + * - `http(s)://...` , `ftp://...`, `mailto:...` & `//...` links + * - "fuzzy" links and emails (example.com, foo@bar.com). + * + * `schemas` is an object, where each key/value describes protocol/rule: + * + * - __key__ - link prefix (usually, protocol name with `:` at the end, `skype:` + * for example). `linkify-it` makes shure that prefix is not preceeded with + * alphanumeric char and symbols. Only whitespaces and punctuation allowed. + * - __value__ - rule to check tail after link prefix + * - _String_ - just alias to existing rule + * - _Object_ + * - _validate_ - validator function (should return matched length on success), + * or `RegExp`. + * - _normalize_ - optional function to normalize text & url of matched result + * (for example, for @twitter mentions). + * + * `options`: + * + * - __fuzzyLink__ - recognige URL-s without `http(s):` prefix. Default `true`. + * - __fuzzyIP__ - allow IPs in fuzzy links above. Can conflict with some texts + * like version numbers. Default `false`. + * - __fuzzyEmail__ - recognize emails without `mailto:` prefix. + * + **/ +function LinkifyIt(schemas, options) { + if (!(this instanceof LinkifyIt)) { + return new LinkifyIt(schemas, options); + } + + if (!options) { + if (isOptionsObj(schemas)) { + options = schemas; + schemas = {}; + } + } + + this.__opts__ = assign({}, defaultOptions, options); + + // Cache last tested result. Used to skip repeating steps on next `match` call. + this.__index__ = -1; + this.__last_index__ = -1; // Next scan position + this.__schema__ = ''; + this.__text_cache__ = ''; + + this.__schemas__ = assign({}, defaultSchemas, schemas); + this.__compiled__ = {}; + + this.__tlds__ = tlds_default; + this.__tlds_replaced__ = false; + + this.re = {}; + + compile(this); +} + + +/** chainable + * LinkifyIt#add(schema, definition) + * - schema (String): rule name (fixed pattern prefix) + * - definition (String|RegExp|Object): schema definition + * + * Add new rule definition. See constructor description for details. + **/ +LinkifyIt.prototype.add = function add(schema, definition) { + this.__schemas__[schema] = definition; + compile(this); + return this; +}; + + +/** chainable + * LinkifyIt#set(options) + * - options (Object): { fuzzyLink|fuzzyEmail|fuzzyIP: true|false } + * + * Set recognition options for links without schema. + **/ +LinkifyIt.prototype.set = function set(options) { + this.__opts__ = assign(this.__opts__, options); + return this; +}; + + +/** + * LinkifyIt#test(text) -> Boolean + * + * Searches linkifiable pattern and returns `true` on success or `false` on fail. + **/ +LinkifyIt.prototype.test = function test(text) { + // Reset scan cache + this.__text_cache__ = text; + this.__index__ = -1; + + if (!text.length) { return false; } + + var m, ml, me, len, shift, next, re, tld_pos, at_pos; + + // try to scan for link with schema - that's the most simple rule + if (this.re.schema_test.test(text)) { + re = this.re.schema_search; + re.lastIndex = 0; + while ((m = re.exec(text)) !== null) { + len = this.testSchemaAt(text, m[2], re.lastIndex); + if (len) { + this.__schema__ = m[2]; + this.__index__ = m.index + m[1].length; + this.__last_index__ = m.index + m[0].length + len; + break; + } + } + } + + if (this.__opts__.fuzzyLink && this.__compiled__['http:']) { + // guess schemaless links + tld_pos = text.search(this.re.host_fuzzy_test); + if (tld_pos >= 0) { + // if tld is located after found link - no need to check fuzzy pattern + if (this.__index__ < 0 || tld_pos < this.__index__) { + if ((ml = text.match(this.__opts__.fuzzyIP ? this.re.link_fuzzy : this.re.link_no_ip_fuzzy)) !== null) { + + shift = ml.index + ml[1].length; + + if (this.__index__ < 0 || shift < this.__index__) { + this.__schema__ = ''; + this.__index__ = shift; + this.__last_index__ = ml.index + ml[0].length; + } + } + } + } + } + + if (this.__opts__.fuzzyEmail && this.__compiled__['mailto:']) { + // guess schemaless emails + at_pos = text.indexOf('@'); + if (at_pos >= 0) { + // We can't skip this check, because this cases are possible: + // 192.168.1.1@gmail.com, my.in@example.com + if ((me = text.match(this.re.email_fuzzy)) !== null) { + + shift = me.index + me[1].length; + next = me.index + me[0].length; + + if (this.__index__ < 0 || shift < this.__index__ || + (shift === this.__index__ && next > this.__last_index__)) { + this.__schema__ = 'mailto:'; + this.__index__ = shift; + this.__last_index__ = next; + } + } + } + } + + return this.__index__ >= 0; +}; + + +/** + * LinkifyIt#pretest(text) -> Boolean + * + * Very quick check, that can give false positives. Returns true if link MAY BE + * can exists. Can be used for speed optimization, when you need to check that + * link NOT exists. + **/ +LinkifyIt.prototype.pretest = function pretest(text) { + return this.re.pretest.test(text); +}; + + +/** + * LinkifyIt#testSchemaAt(text, name, position) -> Number + * - text (String): text to scan + * - name (String): rule (schema) name + * - position (Number): text offset to check from + * + * Similar to [[LinkifyIt#test]] but checks only specific protocol tail exactly + * at given position. Returns length of found pattern (0 on fail). + **/ +LinkifyIt.prototype.testSchemaAt = function testSchemaAt(text, schema, pos) { + // If not supported schema check requested - terminate + if (!this.__compiled__[schema.toLowerCase()]) { + return 0; + } + return this.__compiled__[schema.toLowerCase()].validate(text, pos, this); +}; + + +/** + * LinkifyIt#match(text) -> Array|null + * + * Returns array of found link descriptions or `null` on fail. We strongly + * recommend to use [[LinkifyIt#test]] first, for best speed. + * + * ##### Result match description + * + * - __schema__ - link schema, can be empty for fuzzy links, or `//` for + * protocol-neutral links. + * - __index__ - offset of matched text + * - __lastIndex__ - index of next char after mathch end + * - __raw__ - matched text + * - __text__ - normalized text + * - __url__ - link, generated from matched text + **/ +LinkifyIt.prototype.match = function match(text) { + var shift = 0, result = []; + + // Try to take previous element from cache, if .test() called before + if (this.__index__ >= 0 && this.__text_cache__ === text) { + result.push(createMatch(this, shift)); + shift = this.__last_index__; + } + + // Cut head if cache was used + var tail = shift ? text.slice(shift) : text; + + // Scan string until end reached + while (this.test(tail)) { + result.push(createMatch(this, shift)); + + tail = tail.slice(this.__last_index__); + shift += this.__last_index__; + } + + if (result.length) { + return result; + } + + return null; +}; + + +/** chainable + * LinkifyIt#tlds(list [, keepOld]) -> this + * - list (Array): list of tlds + * - keepOld (Boolean): merge with current list if `true` (`false` by default) + * + * Load (or merge) new tlds list. Those are user for fuzzy links (without prefix) + * to avoid false positives. By default this algorythm used: + * + * - hostname with any 2-letter root zones are ok. + * - biz|com|edu|gov|net|org|pro|web|xxx|aero|asia|coop|info|museum|name|shop|рф + * are ok. + * - encoded (`xn--...`) root zones are ok. + * + * If list is replaced, then exact match for 2-chars root zones will be checked. + **/ +LinkifyIt.prototype.tlds = function tlds(list, keepOld) { + list = Array.isArray(list) ? list : [ list ]; + + if (!keepOld) { + this.__tlds__ = list.slice(); + this.__tlds_replaced__ = true; + compile(this); + return this; + } + + this.__tlds__ = this.__tlds__.concat(list) + .sort() + .filter(function (el, idx, arr) { + return el !== arr[idx - 1]; + }) + .reverse(); + + compile(this); + return this; +}; + +/** + * LinkifyIt#normalize(match) + * + * Default normalizer (if schema does not define it's own). + **/ +LinkifyIt.prototype.normalize = function normalize(match) { + + // Do minimal possible changes by default. Need to collect feedback prior + // to move forward https://github.com/markdown-it/linkify-it/issues/1 + + if (!match.schema) { match.url = 'http://' + match.url; } + + if (match.schema === 'mailto:' && !/^mailto:/i.test(match.url)) { + match.url = 'mailto:' + match.url; + } +}; + + +/** + * LinkifyIt#onCompile() + * + * Override to modify basic RegExp-s. + **/ +LinkifyIt.prototype.onCompile = function onCompile() { +}; + + +module.exports = LinkifyIt; + +},{"./lib/re":54}],54:[function(require,module,exports){ +'use strict'; + + +module.exports = function (opts) { + var re = {}; + + // Use direct extract instead of `regenerate` to reduse browserified size + re.src_Any = require('uc.micro/properties/Any/regex').source; + re.src_Cc = require('uc.micro/categories/Cc/regex').source; + re.src_Z = require('uc.micro/categories/Z/regex').source; + re.src_P = require('uc.micro/categories/P/regex').source; + + // \p{\Z\P\Cc\CF} (white spaces + control + format + punctuation) + re.src_ZPCc = [ re.src_Z, re.src_P, re.src_Cc ].join('|'); + + // \p{\Z\Cc} (white spaces + control) + re.src_ZCc = [ re.src_Z, re.src_Cc ].join('|'); + + // Experimental. List of chars, completely prohibited in links + // because can separate it from other part of text + var text_separators = '[><\uff5c]'; + + // All possible word characters (everything without punctuation, spaces & controls) + // Defined via punctuation & spaces to save space + // Should be something like \p{\L\N\S\M} (\w but without `_`) + re.src_pseudo_letter = '(?:(?!' + text_separators + '|' + re.src_ZPCc + ')' + re.src_Any + ')'; + // The same as abothe but without [0-9] + // var src_pseudo_letter_non_d = '(?:(?![0-9]|' + src_ZPCc + ')' + src_Any + ')'; + + //////////////////////////////////////////////////////////////////////////////// + + re.src_ip4 = + + '(?:(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\\.){3}(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)'; + + // Prohibit any of "@/[]()" in user/pass to avoid wrong domain fetch. + re.src_auth = '(?:(?:(?!' + re.src_ZCc + '|[@/\\[\\]()]).)+@)?'; + + re.src_port = + + '(?::(?:6(?:[0-4]\\d{3}|5(?:[0-4]\\d{2}|5(?:[0-2]\\d|3[0-5])))|[1-5]?\\d{1,4}))?'; + + re.src_host_terminator = + + '(?=$|' + text_separators + '|' + re.src_ZPCc + ')(?!-|_|:\\d|\\.-|\\.(?!$|' + re.src_ZPCc + '))'; + + re.src_path = + + '(?:' + + '[/?#]' + + '(?:' + + '(?!' + re.src_ZCc + '|' + text_separators + '|[()[\\]{}.,"\'?!\\-]).|' + + '\\[(?:(?!' + re.src_ZCc + '|\\]).)*\\]|' + + '\\((?:(?!' + re.src_ZCc + '|[)]).)*\\)|' + + '\\{(?:(?!' + re.src_ZCc + '|[}]).)*\\}|' + + '\\"(?:(?!' + re.src_ZCc + '|["]).)+\\"|' + + "\\'(?:(?!" + re.src_ZCc + "|[']).)+\\'|" + + "\\'(?=" + re.src_pseudo_letter + '|[-]).|' + // allow `I'm_king` if no pair found + '\\.{2,4}[a-zA-Z0-9%/]|' + // github has ... in commit range links, + // google has .... in links (issue #66) + // Restrict to + // - english + // - percent-encoded + // - parts of file path + // until more examples found. + '\\.(?!' + re.src_ZCc + '|[.]).|' + + (opts && opts['---'] ? + '\\-(?!--(?:[^-]|$))(?:-*)|' // `---` => long dash, terminate + : + '\\-+|' + ) + + '\\,(?!' + re.src_ZCc + ').|' + // allow `,,,` in paths + '\\!(?!' + re.src_ZCc + '|[!]).|' + + '\\?(?!' + re.src_ZCc + '|[?]).' + + ')+' + + '|\\/' + + ')?'; + + // Allow anything in markdown spec, forbid quote (") at the first position + // because emails enclosed in quotes are far more common + re.src_email_name = + + '[\\-;:&=\\+\\$,\\.a-zA-Z0-9_][\\-;:&=\\+\\$,\\"\\.a-zA-Z0-9_]*'; + + re.src_xn = + + 'xn--[a-z0-9\\-]{1,59}'; + + // More to read about domain names + // http://serverfault.com/questions/638260/ + + re.src_domain_root = + + // Allow letters & digits (http://test1) + '(?:' + + re.src_xn + + '|' + + re.src_pseudo_letter + '{1,63}' + + ')'; + + re.src_domain = + + '(?:' + + re.src_xn + + '|' + + '(?:' + re.src_pseudo_letter + ')' + + '|' + + '(?:' + re.src_pseudo_letter + '(?:-|' + re.src_pseudo_letter + '){0,61}' + re.src_pseudo_letter + ')' + + ')'; + + re.src_host = + + '(?:' + + // Don't need IP check, because digits are already allowed in normal domain names + // src_ip4 + + // '|' + + '(?:(?:(?:' + re.src_domain + ')\\.)*' + re.src_domain/*_root*/ + ')' + + ')'; + + re.tpl_host_fuzzy = + + '(?:' + + re.src_ip4 + + '|' + + '(?:(?:(?:' + re.src_domain + ')\\.)+(?:%TLDS%))' + + ')'; + + re.tpl_host_no_ip_fuzzy = + + '(?:(?:(?:' + re.src_domain + ')\\.)+(?:%TLDS%))'; + + re.src_host_strict = + + re.src_host + re.src_host_terminator; + + re.tpl_host_fuzzy_strict = + + re.tpl_host_fuzzy + re.src_host_terminator; + + re.src_host_port_strict = + + re.src_host + re.src_port + re.src_host_terminator; + + re.tpl_host_port_fuzzy_strict = + + re.tpl_host_fuzzy + re.src_port + re.src_host_terminator; + + re.tpl_host_port_no_ip_fuzzy_strict = + + re.tpl_host_no_ip_fuzzy + re.src_port + re.src_host_terminator; + + + //////////////////////////////////////////////////////////////////////////////// + // Main rules + + // Rude test fuzzy links by host, for quick deny + re.tpl_host_fuzzy_test = + + 'localhost|www\\.|\\.\\d{1,3}\\.|(?:\\.(?:%TLDS%)(?:' + re.src_ZPCc + '|>|$))'; + + re.tpl_email_fuzzy = + + '(^|' + text_separators + '|"|\\(|' + re.src_ZCc + ')' + + '(' + re.src_email_name + '@' + re.tpl_host_fuzzy_strict + ')'; + + re.tpl_link_fuzzy = + // Fuzzy link can't be prepended with .:/\- and non punctuation. + // but can start with > (markdown blockquote) + '(^|(?![.:/\\-_@])(?:[$+<=>^`|\uff5c]|' + re.src_ZPCc + '))' + + '((?![$+<=>^`|\uff5c])' + re.tpl_host_port_fuzzy_strict + re.src_path + ')'; + + re.tpl_link_no_ip_fuzzy = + // Fuzzy link can't be prepended with .:/\- and non punctuation. + // but can start with > (markdown blockquote) + '(^|(?![.:/\\-_@])(?:[$+<=>^`|\uff5c]|' + re.src_ZPCc + '))' + + '((?![$+<=>^`|\uff5c])' + re.tpl_host_port_no_ip_fuzzy_strict + re.src_path + ')'; + + return re; +}; + +},{"uc.micro/categories/Cc/regex":61,"uc.micro/categories/P/regex":63,"uc.micro/categories/Z/regex":64,"uc.micro/properties/Any/regex":66}],55:[function(require,module,exports){ + +'use strict'; + + +/* eslint-disable no-bitwise */ + +var decodeCache = {}; + +function getDecodeCache(exclude) { + var i, ch, cache = decodeCache[exclude]; + if (cache) { return cache; } + + cache = decodeCache[exclude] = []; + + for (i = 0; i < 128; i++) { + ch = String.fromCharCode(i); + cache.push(ch); + } + + for (i = 0; i < exclude.length; i++) { + ch = exclude.charCodeAt(i); + cache[ch] = '%' + ('0' + ch.toString(16).toUpperCase()).slice(-2); + } + + return cache; +} + + +// Decode percent-encoded string. +// +function decode(string, exclude) { + var cache; + + if (typeof exclude !== 'string') { + exclude = decode.defaultChars; + } + + cache = getDecodeCache(exclude); + + return string.replace(/(%[a-f0-9]{2})+/gi, function(seq) { + var i, l, b1, b2, b3, b4, chr, + result = ''; + + for (i = 0, l = seq.length; i < l; i += 3) { + b1 = parseInt(seq.slice(i + 1, i + 3), 16); + + if (b1 < 0x80) { + result += cache[b1]; + continue; + } + + if ((b1 & 0xE0) === 0xC0 && (i + 3 < l)) { + // 110xxxxx 10xxxxxx + b2 = parseInt(seq.slice(i + 4, i + 6), 16); + + if ((b2 & 0xC0) === 0x80) { + chr = ((b1 << 6) & 0x7C0) | (b2 & 0x3F); + + if (chr < 0x80) { + result += '\ufffd\ufffd'; + } else { + result += String.fromCharCode(chr); + } + + i += 3; + continue; + } + } + + if ((b1 & 0xF0) === 0xE0 && (i + 6 < l)) { + // 1110xxxx 10xxxxxx 10xxxxxx + b2 = parseInt(seq.slice(i + 4, i + 6), 16); + b3 = parseInt(seq.slice(i + 7, i + 9), 16); + + if ((b2 & 0xC0) === 0x80 && (b3 & 0xC0) === 0x80) { + chr = ((b1 << 12) & 0xF000) | ((b2 << 6) & 0xFC0) | (b3 & 0x3F); + + if (chr < 0x800 || (chr >= 0xD800 && chr <= 0xDFFF)) { + result += '\ufffd\ufffd\ufffd'; + } else { + result += String.fromCharCode(chr); + } + + i += 6; + continue; + } + } + + if ((b1 & 0xF8) === 0xF0 && (i + 9 < l)) { + // 111110xx 10xxxxxx 10xxxxxx 10xxxxxx + b2 = parseInt(seq.slice(i + 4, i + 6), 16); + b3 = parseInt(seq.slice(i + 7, i + 9), 16); + b4 = parseInt(seq.slice(i + 10, i + 12), 16); + + if ((b2 & 0xC0) === 0x80 && (b3 & 0xC0) === 0x80 && (b4 & 0xC0) === 0x80) { + chr = ((b1 << 18) & 0x1C0000) | ((b2 << 12) & 0x3F000) | ((b3 << 6) & 0xFC0) | (b4 & 0x3F); + + if (chr < 0x10000 || chr > 0x10FFFF) { + result += '\ufffd\ufffd\ufffd\ufffd'; + } else { + chr -= 0x10000; + result += String.fromCharCode(0xD800 + (chr >> 10), 0xDC00 + (chr & 0x3FF)); + } + + i += 9; + continue; + } + } + + result += '\ufffd'; + } + + return result; + }); +} + + +decode.defaultChars = ';/?:@&=+$,#'; +decode.componentChars = ''; + + +module.exports = decode; + +},{}],56:[function(require,module,exports){ + +'use strict'; + + +var encodeCache = {}; + + +// Create a lookup array where anything but characters in `chars` string +// and alphanumeric chars is percent-encoded. +// +function getEncodeCache(exclude) { + var i, ch, cache = encodeCache[exclude]; + if (cache) { return cache; } + + cache = encodeCache[exclude] = []; + + for (i = 0; i < 128; i++) { + ch = String.fromCharCode(i); + + if (/^[0-9a-z]$/i.test(ch)) { + // always allow unencoded alphanumeric characters + cache.push(ch); + } else { + cache.push('%' + ('0' + i.toString(16).toUpperCase()).slice(-2)); + } + } + + for (i = 0; i < exclude.length; i++) { + cache[exclude.charCodeAt(i)] = exclude[i]; + } + + return cache; +} + + +// Encode unsafe characters with percent-encoding, skipping already +// encoded sequences. +// +// - string - string to encode +// - exclude - list of characters to ignore (in addition to a-zA-Z0-9) +// - keepEscaped - don't encode '%' in a correct escape sequence (default: true) +// +function encode(string, exclude, keepEscaped) { + var i, l, code, nextCode, cache, + result = ''; + + if (typeof exclude !== 'string') { + // encode(string, keepEscaped) + keepEscaped = exclude; + exclude = encode.defaultChars; + } + + if (typeof keepEscaped === 'undefined') { + keepEscaped = true; + } + + cache = getEncodeCache(exclude); + + for (i = 0, l = string.length; i < l; i++) { + code = string.charCodeAt(i); + + if (keepEscaped && code === 0x25 /* % */ && i + 2 < l) { + if (/^[0-9a-f]{2}$/i.test(string.slice(i + 1, i + 3))) { + result += string.slice(i, i + 3); + i += 2; + continue; + } + } + + if (code < 128) { + result += cache[code]; + continue; + } + + if (code >= 0xD800 && code <= 0xDFFF) { + if (code >= 0xD800 && code <= 0xDBFF && i + 1 < l) { + nextCode = string.charCodeAt(i + 1); + if (nextCode >= 0xDC00 && nextCode <= 0xDFFF) { + result += encodeURIComponent(string[i] + string[i + 1]); + i++; + continue; + } + } + result += '%EF%BF%BD'; + continue; + } + + result += encodeURIComponent(string[i]); + } + + return result; +} + +encode.defaultChars = ";/?:@&=+$,-_.!~*'()#"; +encode.componentChars = "-_.!~*'()"; + + +module.exports = encode; + +},{}],57:[function(require,module,exports){ + +'use strict'; + + +module.exports = function format(url) { + var result = ''; + + result += url.protocol || ''; + result += url.slashes ? '//' : ''; + result += url.auth ? url.auth + '@' : ''; + + if (url.hostname && url.hostname.indexOf(':') !== -1) { + // ipv6 address + result += '[' + url.hostname + ']'; + } else { + result += url.hostname || ''; + } + + result += url.port ? ':' + url.port : ''; + result += url.pathname || ''; + result += url.search || ''; + result += url.hash || ''; + + return result; +}; + +},{}],58:[function(require,module,exports){ +'use strict'; + + +module.exports.encode = require('./encode'); +module.exports.decode = require('./decode'); +module.exports.format = require('./format'); +module.exports.parse = require('./parse'); + +},{"./decode":55,"./encode":56,"./format":57,"./parse":59}],59:[function(require,module,exports){ +// Copyright Joyent, Inc. and other Node contributors. +// +// Permission is hereby granted, free of charge, to any person obtaining a +// copy of this software and associated documentation files (the +// "Software"), to deal in the Software without restriction, including +// without limitation the rights to use, copy, modify, merge, publish, +// distribute, sublicense, and/or sell copies of the Software, and to permit +// persons to whom the Software is furnished to do so, subject to the +// following conditions: +// +// The above copyright notice and this permission notice shall be included +// in all copies or substantial portions of the Software. +// +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS +// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN +// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, +// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR +// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE +// USE OR OTHER DEALINGS IN THE SOFTWARE. + +'use strict'; + +// +// Changes from joyent/node: +// +// 1. No leading slash in paths, +// e.g. in `url.parse('http://foo?bar')` pathname is ``, not `/` +// +// 2. Backslashes are not replaced with slashes, +// so `http:\\example.org\` is treated like a relative path +// +// 3. Trailing colon is treated like a part of the path, +// i.e. in `http://example.org:foo` pathname is `:foo` +// +// 4. Nothing is URL-encoded in the resulting object, +// (in joyent/node some chars in auth and paths are encoded) +// +// 5. `url.parse()` does not have `parseQueryString` argument +// +// 6. Removed extraneous result properties: `host`, `path`, `query`, etc., +// which can be constructed using other parts of the url. +// + + +function Url() { + this.protocol = null; + this.slashes = null; + this.auth = null; + this.port = null; + this.hostname = null; + this.hash = null; + this.search = null; + this.pathname = null; +} + +// Reference: RFC 3986, RFC 1808, RFC 2396 + +// define these here so at least they only have to be +// compiled once on the first module load. +var protocolPattern = /^([a-z0-9.+-]+:)/i, + portPattern = /:[0-9]*$/, + + // Special case for a simple path URL + simplePathPattern = /^(\/\/?(?!\/)[^\?\s]*)(\?[^\s]*)?$/, + + // RFC 2396: characters reserved for delimiting URLs. + // We actually just auto-escape these. + delims = [ '<', '>', '"', '`', ' ', '\r', '\n', '\t' ], + + // RFC 2396: characters not allowed for various reasons. + unwise = [ '{', '}', '|', '\\', '^', '`' ].concat(delims), + + // Allowed by RFCs, but cause of XSS attacks. Always escape these. + autoEscape = [ '\'' ].concat(unwise), + // Characters that are never ever allowed in a hostname. + // Note that any invalid chars are also handled, but these + // are the ones that are *expected* to be seen, so we fast-path + // them. + nonHostChars = [ '%', '/', '?', ';', '#' ].concat(autoEscape), + hostEndingChars = [ '/', '?', '#' ], + hostnameMaxLen = 255, + hostnamePartPattern = /^[+a-z0-9A-Z_-]{0,63}$/, + hostnamePartStart = /^([+a-z0-9A-Z_-]{0,63})(.*)$/, + // protocols that can allow "unsafe" and "unwise" chars. + /* eslint-disable no-script-url */ + // protocols that never have a hostname. + hostlessProtocol = { + 'javascript': true, + 'javascript:': true + }, + // protocols that always contain a // bit. + slashedProtocol = { + 'http': true, + 'https': true, + 'ftp': true, + 'gopher': true, + 'file': true, + 'http:': true, + 'https:': true, + 'ftp:': true, + 'gopher:': true, + 'file:': true + }; + /* eslint-enable no-script-url */ + +function urlParse(url, slashesDenoteHost) { + if (url && url instanceof Url) { return url; } + + var u = new Url(); + u.parse(url, slashesDenoteHost); + return u; +} + +Url.prototype.parse = function(url, slashesDenoteHost) { + var i, l, lowerProto, hec, slashes, + rest = url; + + // trim before proceeding. + // This is to support parse stuff like " http://foo.com \n" + rest = rest.trim(); + + if (!slashesDenoteHost && url.split('#').length === 1) { + // Try fast path regexp + var simplePath = simplePathPattern.exec(rest); + if (simplePath) { + this.pathname = simplePath[1]; + if (simplePath[2]) { + this.search = simplePath[2]; + } + return this; + } + } + + var proto = protocolPattern.exec(rest); + if (proto) { + proto = proto[0]; + lowerProto = proto.toLowerCase(); + this.protocol = proto; + rest = rest.substr(proto.length); + } + + // figure out if it's got a host + // user@server is *always* interpreted as a hostname, and url + // resolution will treat //foo/bar as host=foo,path=bar because that's + // how the browser resolves relative URLs. + if (slashesDenoteHost || proto || rest.match(/^\/\/[^@\/]+@[^@\/]+/)) { + slashes = rest.substr(0, 2) === '//'; + if (slashes && !(proto && hostlessProtocol[proto])) { + rest = rest.substr(2); + this.slashes = true; + } + } + + if (!hostlessProtocol[proto] && + (slashes || (proto && !slashedProtocol[proto]))) { + + // there's a hostname. + // the first instance of /, ?, ;, or # ends the host. + // + // If there is an @ in the hostname, then non-host chars *are* allowed + // to the left of the last @ sign, unless some host-ending character + // comes *before* the @-sign. + // URLs are obnoxious. + // + // ex: + // http://a@b@c/ => user:a@b host:c + // http://a@b?@c => user:a host:c path:/?@c + + // v0.12 TODO(isaacs): This is not quite how Chrome does things. + // Review our test case against browsers more comprehensively. + + // find the first instance of any hostEndingChars + var hostEnd = -1; + for (i = 0; i < hostEndingChars.length; i++) { + hec = rest.indexOf(hostEndingChars[i]); + if (hec !== -1 && (hostEnd === -1 || hec < hostEnd)) { + hostEnd = hec; + } + } + + // at this point, either we have an explicit point where the + // auth portion cannot go past, or the last @ char is the decider. + var auth, atSign; + if (hostEnd === -1) { + // atSign can be anywhere. + atSign = rest.lastIndexOf('@'); + } else { + // atSign must be in auth portion. + // http://a@b/c@d => host:b auth:a path:/c@d + atSign = rest.lastIndexOf('@', hostEnd); + } + + // Now we have a portion which is definitely the auth. + // Pull that off. + if (atSign !== -1) { + auth = rest.slice(0, atSign); + rest = rest.slice(atSign + 1); + this.auth = auth; + } + + // the host is the remaining to the left of the first non-host char + hostEnd = -1; + for (i = 0; i < nonHostChars.length; i++) { + hec = rest.indexOf(nonHostChars[i]); + if (hec !== -1 && (hostEnd === -1 || hec < hostEnd)) { + hostEnd = hec; + } + } + // if we still have not hit it, then the entire thing is a host. + if (hostEnd === -1) { + hostEnd = rest.length; + } + + if (rest[hostEnd - 1] === ':') { hostEnd--; } + var host = rest.slice(0, hostEnd); + rest = rest.slice(hostEnd); + + // pull out port. + this.parseHost(host); + + // we've indicated that there is a hostname, + // so even if it's empty, it has to be present. + this.hostname = this.hostname || ''; + + // if hostname begins with [ and ends with ] + // assume that it's an IPv6 address. + var ipv6Hostname = this.hostname[0] === '[' && + this.hostname[this.hostname.length - 1] === ']'; + + // validate a little. + if (!ipv6Hostname) { + var hostparts = this.hostname.split(/\./); + for (i = 0, l = hostparts.length; i < l; i++) { + var part = hostparts[i]; + if (!part) { continue; } + if (!part.match(hostnamePartPattern)) { + var newpart = ''; + for (var j = 0, k = part.length; j < k; j++) { + if (part.charCodeAt(j) > 127) { + // we replace non-ASCII char with a temporary placeholder + // we need this to make sure size of hostname is not + // broken by replacing non-ASCII by nothing + newpart += 'x'; + } else { + newpart += part[j]; + } + } + // we test again with ASCII char only + if (!newpart.match(hostnamePartPattern)) { + var validParts = hostparts.slice(0, i); + var notHost = hostparts.slice(i + 1); + var bit = part.match(hostnamePartStart); + if (bit) { + validParts.push(bit[1]); + notHost.unshift(bit[2]); + } + if (notHost.length) { + rest = notHost.join('.') + rest; + } + this.hostname = validParts.join('.'); + break; + } + } + } + } + + if (this.hostname.length > hostnameMaxLen) { + this.hostname = ''; + } + + // strip [ and ] from the hostname + // the host field still retains them, though + if (ipv6Hostname) { + this.hostname = this.hostname.substr(1, this.hostname.length - 2); + } + } + + // chop off from the tail first. + var hash = rest.indexOf('#'); + if (hash !== -1) { + // got a fragment string. + this.hash = rest.substr(hash); + rest = rest.slice(0, hash); + } + var qm = rest.indexOf('?'); + if (qm !== -1) { + this.search = rest.substr(qm); + rest = rest.slice(0, qm); + } + if (rest) { this.pathname = rest; } + if (slashedProtocol[lowerProto] && + this.hostname && !this.pathname) { + this.pathname = ''; + } + + return this; +}; + +Url.prototype.parseHost = function(host) { + var port = portPattern.exec(host); + if (port) { + port = port[0]; + if (port !== ':') { + this.port = port.substr(1); + } + host = host.substr(0, host.length - port.length); + } + if (host) { this.hostname = host; } +}; + +module.exports = urlParse; + +},{}],60:[function(require,module,exports){ +(function (global){ +/*! https://mths.be/punycode v1.4.1 by @mathias */ +;(function(root) { + + /** Detect free variables */ + var freeExports = typeof exports == 'object' && exports && + !exports.nodeType && exports; + var freeModule = typeof module == 'object' && module && + !module.nodeType && module; + var freeGlobal = typeof global == 'object' && global; + if ( + freeGlobal.global === freeGlobal || + freeGlobal.window === freeGlobal || + freeGlobal.self === freeGlobal + ) { + root = freeGlobal; + } + + /** + * The `punycode` object. + * @name punycode + * @type Object + */ + var punycode, + + /** Highest positive signed 32-bit float value */ + maxInt = 2147483647, // aka. 0x7FFFFFFF or 2^31-1 + + /** Bootstring parameters */ + base = 36, + tMin = 1, + tMax = 26, + skew = 38, + damp = 700, + initialBias = 72, + initialN = 128, // 0x80 + delimiter = '-', // '\x2D' + + /** Regular expressions */ + regexPunycode = /^xn--/, + regexNonASCII = /[^\x20-\x7E]/, // unprintable ASCII chars + non-ASCII chars + regexSeparators = /[\x2E\u3002\uFF0E\uFF61]/g, // RFC 3490 separators + + /** Error messages */ + errors = { + 'overflow': 'Overflow: input needs wider integers to process', + 'not-basic': 'Illegal input >= 0x80 (not a basic code point)', + 'invalid-input': 'Invalid input' + }, + + /** Convenience shortcuts */ + baseMinusTMin = base - tMin, + floor = Math.floor, + stringFromCharCode = String.fromCharCode, + + /** Temporary variable */ + key; + + /*--------------------------------------------------------------------------*/ + + /** + * A generic error utility function. + * @private + * @param {String} type The error type. + * @returns {Error} Throws a `RangeError` with the applicable error message. + */ + function error(type) { + throw new RangeError(errors[type]); + } + + /** + * A generic `Array#map` utility function. + * @private + * @param {Array} array The array to iterate over. + * @param {Function} callback The function that gets called for every array + * item. + * @returns {Array} A new array of values returned by the callback function. + */ + function map(array, fn) { + var length = array.length; + var result = []; + while (length--) { + result[length] = fn(array[length]); + } + return result; + } + + /** + * A simple `Array#map`-like wrapper to work with domain name strings or email + * addresses. + * @private + * @param {String} domain The domain name or email address. + * @param {Function} callback The function that gets called for every + * character. + * @returns {Array} A new string of characters returned by the callback + * function. + */ + function mapDomain(string, fn) { + var parts = string.split('@'); + var result = ''; + if (parts.length > 1) { + // In email addresses, only the domain name should be punycoded. Leave + // the local part (i.e. everything up to `@`) intact. + result = parts[0] + '@'; + string = parts[1]; + } + // Avoid `split(regex)` for IE8 compatibility. See #17. + string = string.replace(regexSeparators, '\x2E'); + var labels = string.split('.'); + var encoded = map(labels, fn).join('.'); + return result + encoded; + } + + /** + * Creates an array containing the numeric code points of each Unicode + * character in the string. While JavaScript uses UCS-2 internally, + * this function will convert a pair of surrogate halves (each of which + * UCS-2 exposes as separate characters) into a single code point, + * matching UTF-16. + * @see `punycode.ucs2.encode` + * @see + * @memberOf punycode.ucs2 + * @name decode + * @param {String} string The Unicode input string (UCS-2). + * @returns {Array} The new array of code points. + */ + function ucs2decode(string) { + var output = [], + counter = 0, + length = string.length, + value, + extra; + while (counter < length) { + value = string.charCodeAt(counter++); + if (value >= 0xD800 && value <= 0xDBFF && counter < length) { + // high surrogate, and there is a next character + extra = string.charCodeAt(counter++); + if ((extra & 0xFC00) == 0xDC00) { // low surrogate + output.push(((value & 0x3FF) << 10) + (extra & 0x3FF) + 0x10000); + } else { + // unmatched surrogate; only append this code unit, in case the next + // code unit is the high surrogate of a surrogate pair + output.push(value); + counter--; + } + } else { + output.push(value); + } + } + return output; + } + + /** + * Creates a string based on an array of numeric code points. + * @see `punycode.ucs2.decode` + * @memberOf punycode.ucs2 + * @name encode + * @param {Array} codePoints The array of numeric code points. + * @returns {String} The new Unicode string (UCS-2). + */ + function ucs2encode(array) { + return map(array, function(value) { + var output = ''; + if (value > 0xFFFF) { + value -= 0x10000; + output += stringFromCharCode(value >>> 10 & 0x3FF | 0xD800); + value = 0xDC00 | value & 0x3FF; + } + output += stringFromCharCode(value); + return output; + }).join(''); + } + + /** + * Converts a basic code point into a digit/integer. + * @see `digitToBasic()` + * @private + * @param {Number} codePoint The basic numeric code point value. + * @returns {Number} The numeric value of a basic code point (for use in + * representing integers) in the range `0` to `base - 1`, or `base` if + * the code point does not represent a value. + */ + function basicToDigit(codePoint) { + if (codePoint - 48 < 10) { + return codePoint - 22; + } + if (codePoint - 65 < 26) { + return codePoint - 65; + } + if (codePoint - 97 < 26) { + return codePoint - 97; + } + return base; + } + + /** + * Converts a digit/integer into a basic code point. + * @see `basicToDigit()` + * @private + * @param {Number} digit The numeric value of a basic code point. + * @returns {Number} The basic code point whose value (when used for + * representing integers) is `digit`, which needs to be in the range + * `0` to `base - 1`. If `flag` is non-zero, the uppercase form is + * used; else, the lowercase form is used. The behavior is undefined + * if `flag` is non-zero and `digit` has no uppercase form. + */ + function digitToBasic(digit, flag) { + // 0..25 map to ASCII a..z or A..Z + // 26..35 map to ASCII 0..9 + return digit + 22 + 75 * (digit < 26) - ((flag != 0) << 5); + } + + /** + * Bias adaptation function as per section 3.4 of RFC 3492. + * https://tools.ietf.org/html/rfc3492#section-3.4 + * @private + */ + function adapt(delta, numPoints, firstTime) { + var k = 0; + delta = firstTime ? floor(delta / damp) : delta >> 1; + delta += floor(delta / numPoints); + for (/* no initialization */; delta > baseMinusTMin * tMax >> 1; k += base) { + delta = floor(delta / baseMinusTMin); + } + return floor(k + (baseMinusTMin + 1) * delta / (delta + skew)); + } + + /** + * Converts a Punycode string of ASCII-only symbols to a string of Unicode + * symbols. + * @memberOf punycode + * @param {String} input The Punycode string of ASCII-only symbols. + * @returns {String} The resulting string of Unicode symbols. + */ + function decode(input) { + // Don't use UCS-2 + var output = [], + inputLength = input.length, + out, + i = 0, + n = initialN, + bias = initialBias, + basic, + j, + index, + oldi, + w, + k, + digit, + t, + /** Cached calculation results */ + baseMinusT; + + // Handle the basic code points: let `basic` be the number of input code + // points before the last delimiter, or `0` if there is none, then copy + // the first basic code points to the output. + + basic = input.lastIndexOf(delimiter); + if (basic < 0) { + basic = 0; + } + + for (j = 0; j < basic; ++j) { + // if it's not a basic code point + if (input.charCodeAt(j) >= 0x80) { + error('not-basic'); + } + output.push(input.charCodeAt(j)); + } + + // Main decoding loop: start just after the last delimiter if any basic code + // points were copied; start at the beginning otherwise. + + for (index = basic > 0 ? basic + 1 : 0; index < inputLength; /* no final expression */) { + + // `index` is the index of the next character to be consumed. + // Decode a generalized variable-length integer into `delta`, + // which gets added to `i`. The overflow checking is easier + // if we increase `i` as we go, then subtract off its starting + // value at the end to obtain `delta`. + for (oldi = i, w = 1, k = base; /* no condition */; k += base) { + + if (index >= inputLength) { + error('invalid-input'); + } + + digit = basicToDigit(input.charCodeAt(index++)); + + if (digit >= base || digit > floor((maxInt - i) / w)) { + error('overflow'); + } + + i += digit * w; + t = k <= bias ? tMin : (k >= bias + tMax ? tMax : k - bias); + + if (digit < t) { + break; + } + + baseMinusT = base - t; + if (w > floor(maxInt / baseMinusT)) { + error('overflow'); + } + + w *= baseMinusT; + + } + + out = output.length + 1; + bias = adapt(i - oldi, out, oldi == 0); + + // `i` was supposed to wrap around from `out` to `0`, + // incrementing `n` each time, so we'll fix that now: + if (floor(i / out) > maxInt - n) { + error('overflow'); + } + + n += floor(i / out); + i %= out; + + // Insert `n` at position `i` of the output + output.splice(i++, 0, n); + + } + + return ucs2encode(output); + } + + /** + * Converts a string of Unicode symbols (e.g. a domain name label) to a + * Punycode string of ASCII-only symbols. + * @memberOf punycode + * @param {String} input The string of Unicode symbols. + * @returns {String} The resulting Punycode string of ASCII-only symbols. + */ + function encode(input) { + var n, + delta, + handledCPCount, + basicLength, + bias, + j, + m, + q, + k, + t, + currentValue, + output = [], + /** `inputLength` will hold the number of code points in `input`. */ + inputLength, + /** Cached calculation results */ + handledCPCountPlusOne, + baseMinusT, + qMinusT; + + // Convert the input in UCS-2 to Unicode + input = ucs2decode(input); + + // Cache the length + inputLength = input.length; + + // Initialize the state + n = initialN; + delta = 0; + bias = initialBias; + + // Handle the basic code points + for (j = 0; j < inputLength; ++j) { + currentValue = input[j]; + if (currentValue < 0x80) { + output.push(stringFromCharCode(currentValue)); + } + } + + handledCPCount = basicLength = output.length; + + // `handledCPCount` is the number of code points that have been handled; + // `basicLength` is the number of basic code points. + + // Finish the basic string - if it is not empty - with a delimiter + if (basicLength) { + output.push(delimiter); + } + + // Main encoding loop: + while (handledCPCount < inputLength) { + + // All non-basic code points < n have been handled already. Find the next + // larger one: + for (m = maxInt, j = 0; j < inputLength; ++j) { + currentValue = input[j]; + if (currentValue >= n && currentValue < m) { + m = currentValue; + } + } + + // Increase `delta` enough to advance the decoder's state to , + // but guard against overflow + handledCPCountPlusOne = handledCPCount + 1; + if (m - n > floor((maxInt - delta) / handledCPCountPlusOne)) { + error('overflow'); + } + + delta += (m - n) * handledCPCountPlusOne; + n = m; + + for (j = 0; j < inputLength; ++j) { + currentValue = input[j]; + + if (currentValue < n && ++delta > maxInt) { + error('overflow'); + } + + if (currentValue == n) { + // Represent delta as a generalized variable-length integer + for (q = delta, k = base; /* no condition */; k += base) { + t = k <= bias ? tMin : (k >= bias + tMax ? tMax : k - bias); + if (q < t) { + break; + } + qMinusT = q - t; + baseMinusT = base - t; + output.push( + stringFromCharCode(digitToBasic(t + qMinusT % baseMinusT, 0)) + ); + q = floor(qMinusT / baseMinusT); + } + + output.push(stringFromCharCode(digitToBasic(q, 0))); + bias = adapt(delta, handledCPCountPlusOne, handledCPCount == basicLength); + delta = 0; + ++handledCPCount; + } + } + + ++delta; + ++n; + + } + return output.join(''); + } + + /** + * Converts a Punycode string representing a domain name or an email address + * to Unicode. Only the Punycoded parts of the input will be converted, i.e. + * it doesn't matter if you call it on a string that has already been + * converted to Unicode. + * @memberOf punycode + * @param {String} input The Punycoded domain name or email address to + * convert to Unicode. + * @returns {String} The Unicode representation of the given Punycode + * string. + */ + function toUnicode(input) { + return mapDomain(input, function(string) { + return regexPunycode.test(string) + ? decode(string.slice(4).toLowerCase()) + : string; + }); + } + + /** + * Converts a Unicode string representing a domain name or an email address to + * Punycode. Only the non-ASCII parts of the domain name will be converted, + * i.e. it doesn't matter if you call it with a domain that's already in + * ASCII. + * @memberOf punycode + * @param {String} input The domain name or email address to convert, as a + * Unicode string. + * @returns {String} The Punycode representation of the given domain name or + * email address. + */ + function toASCII(input) { + return mapDomain(input, function(string) { + return regexNonASCII.test(string) + ? 'xn--' + encode(string) + : string; + }); + } + + /*--------------------------------------------------------------------------*/ + + /** Define the public API */ + punycode = { + /** + * A string representing the current Punycode.js version number. + * @memberOf punycode + * @type String + */ + 'version': '1.4.1', + /** + * An object of methods to convert from JavaScript's internal character + * representation (UCS-2) to Unicode code points, and back. + * @see + * @memberOf punycode + * @type Object + */ + 'ucs2': { + 'decode': ucs2decode, + 'encode': ucs2encode + }, + 'decode': decode, + 'encode': encode, + 'toASCII': toASCII, + 'toUnicode': toUnicode + }; + + /** Expose `punycode` */ + // Some AMD build optimizers, like r.js, check for specific condition patterns + // like the following: + if ( + typeof define == 'function' && + typeof define.amd == 'object' && + define.amd + ) { + define('punycode', function() { + return punycode; + }); + } else if (freeExports && freeModule) { + if (module.exports == freeExports) { + // in Node.js, io.js, or RingoJS v0.8.0+ + freeModule.exports = punycode; + } else { + // in Narwhal or RingoJS v0.7.0- + for (key in punycode) { + punycode.hasOwnProperty(key) && (freeExports[key] = punycode[key]); + } + } + } else { + // in Rhino or a web browser + root.punycode = punycode; + } + +}(this)); + +}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {}) +},{}],61:[function(require,module,exports){ +module.exports=/[\0-\x1F\x7F-\x9F]/ +},{}],62:[function(require,module,exports){ +module.exports=/[\xAD\u0600-\u0605\u061C\u06DD\u070F\u08E2\u180E\u200B-\u200F\u202A-\u202E\u2060-\u2064\u2066-\u206F\uFEFF\uFFF9-\uFFFB]|\uD804[\uDCBD\uDCCD]|\uD82F[\uDCA0-\uDCA3]|\uD834[\uDD73-\uDD7A]|\uDB40[\uDC01\uDC20-\uDC7F]/ +},{}],63:[function(require,module,exports){ +module.exports=/[!-#%-\*,-\/:;\?@\[-\]_\{\}\xA1\xA7\xAB\xB6\xB7\xBB\xBF\u037E\u0387\u055A-\u055F\u0589\u058A\u05BE\u05C0\u05C3\u05C6\u05F3\u05F4\u0609\u060A\u060C\u060D\u061B\u061E\u061F\u066A-\u066D\u06D4\u0700-\u070D\u07F7-\u07F9\u0830-\u083E\u085E\u0964\u0965\u0970\u09FD\u0A76\u0AF0\u0C84\u0DF4\u0E4F\u0E5A\u0E5B\u0F04-\u0F12\u0F14\u0F3A-\u0F3D\u0F85\u0FD0-\u0FD4\u0FD9\u0FDA\u104A-\u104F\u10FB\u1360-\u1368\u1400\u166D\u166E\u169B\u169C\u16EB-\u16ED\u1735\u1736\u17D4-\u17D6\u17D8-\u17DA\u1800-\u180A\u1944\u1945\u1A1E\u1A1F\u1AA0-\u1AA6\u1AA8-\u1AAD\u1B5A-\u1B60\u1BFC-\u1BFF\u1C3B-\u1C3F\u1C7E\u1C7F\u1CC0-\u1CC7\u1CD3\u2010-\u2027\u2030-\u2043\u2045-\u2051\u2053-\u205E\u207D\u207E\u208D\u208E\u2308-\u230B\u2329\u232A\u2768-\u2775\u27C5\u27C6\u27E6-\u27EF\u2983-\u2998\u29D8-\u29DB\u29FC\u29FD\u2CF9-\u2CFC\u2CFE\u2CFF\u2D70\u2E00-\u2E2E\u2E30-\u2E4E\u3001-\u3003\u3008-\u3011\u3014-\u301F\u3030\u303D\u30A0\u30FB\uA4FE\uA4FF\uA60D-\uA60F\uA673\uA67E\uA6F2-\uA6F7\uA874-\uA877\uA8CE\uA8CF\uA8F8-\uA8FA\uA8FC\uA92E\uA92F\uA95F\uA9C1-\uA9CD\uA9DE\uA9DF\uAA5C-\uAA5F\uAADE\uAADF\uAAF0\uAAF1\uABEB\uFD3E\uFD3F\uFE10-\uFE19\uFE30-\uFE52\uFE54-\uFE61\uFE63\uFE68\uFE6A\uFE6B\uFF01-\uFF03\uFF05-\uFF0A\uFF0C-\uFF0F\uFF1A\uFF1B\uFF1F\uFF20\uFF3B-\uFF3D\uFF3F\uFF5B\uFF5D\uFF5F-\uFF65]|\uD800[\uDD00-\uDD02\uDF9F\uDFD0]|\uD801\uDD6F|\uD802[\uDC57\uDD1F\uDD3F\uDE50-\uDE58\uDE7F\uDEF0-\uDEF6\uDF39-\uDF3F\uDF99-\uDF9C]|\uD803[\uDF55-\uDF59]|\uD804[\uDC47-\uDC4D\uDCBB\uDCBC\uDCBE-\uDCC1\uDD40-\uDD43\uDD74\uDD75\uDDC5-\uDDC8\uDDCD\uDDDB\uDDDD-\uDDDF\uDE38-\uDE3D\uDEA9]|\uD805[\uDC4B-\uDC4F\uDC5B\uDC5D\uDCC6\uDDC1-\uDDD7\uDE41-\uDE43\uDE60-\uDE6C\uDF3C-\uDF3E]|\uD806[\uDC3B\uDE3F-\uDE46\uDE9A-\uDE9C\uDE9E-\uDEA2]|\uD807[\uDC41-\uDC45\uDC70\uDC71\uDEF7\uDEF8]|\uD809[\uDC70-\uDC74]|\uD81A[\uDE6E\uDE6F\uDEF5\uDF37-\uDF3B\uDF44]|\uD81B[\uDE97-\uDE9A]|\uD82F\uDC9F|\uD836[\uDE87-\uDE8B]|\uD83A[\uDD5E\uDD5F]/ +},{}],64:[function(require,module,exports){ +module.exports=/[ \xA0\u1680\u2000-\u200A\u2028\u2029\u202F\u205F\u3000]/ +},{}],65:[function(require,module,exports){ +'use strict'; + +exports.Any = require('./properties/Any/regex'); +exports.Cc = require('./categories/Cc/regex'); +exports.Cf = require('./categories/Cf/regex'); +exports.P = require('./categories/P/regex'); +exports.Z = require('./categories/Z/regex'); + +},{"./categories/Cc/regex":61,"./categories/Cf/regex":62,"./categories/P/regex":63,"./categories/Z/regex":64,"./properties/Any/regex":66}],66:[function(require,module,exports){ +module.exports=/[\0-\uD7FF\uE000-\uFFFF]|[\uD800-\uDBFF][\uDC00-\uDFFF]|[\uD800-\uDBFF](?![\uDC00-\uDFFF])|(?:[^\uD800-\uDBFF]|^)[\uDC00-\uDFFF]/ +},{}],67:[function(require,module,exports){ +'use strict'; + + +module.exports = require('./lib/'); + +},{"./lib/":9}]},{},[67])(67) +});