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+/**
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+ * marked - a markdown parser
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+ * Copyright (c) 2011-2018, Christopher Jeffrey. (MIT Licensed)
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+ * https://github.com/markedjs/marked
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+ */
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+
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+;(function(root) {
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+'use strict';
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+
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+/**
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+ * Block-Level Grammar
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+ */
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+
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+var block = {
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+ newline: /^\n+/,
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+ code: /^( {4}[^\n]+\n*)+/,
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+ fences: /^ {0,3}(`{3,}|~{3,})([^`~\n]*)\n(?:|([\s\S]*?)\n)(?: {0,3}\1[~`]* *(?:\n+|$)|$)/,
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+ hr: /^ {0,3}((?:- *){3,}|(?:_ *){3,}|(?:\* *){3,})(?:\n+|$)/,
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+ heading: /^ {0,3}(#{1,6}) +([^\n]*?)(?: +#+)? *(?:\n+|$)/,
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+ blockquote: /^( {0,3}> ?(paragraph|[^\n]*)(?:\n|$))+/,
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+ list: /^( {0,3})(bull) [\s\S]+?(?:hr|def|\n{2,}(?! )(?!\1bull )\n*|\s*$)/,
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+ html: '^ {0,3}(?:' // optional indentation
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+ + '<(script|pre|style)[\\s>][\\s\\S]*?(?:</\\1>[^\\n]*\\n+|$)' // (1)
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+ + '|comment[^\\n]*(\\n+|$)' // (2)
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+ + '|<\\?[\\s\\S]*?\\?>\\n*' // (3)
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+ + '|<![A-Z][\\s\\S]*?>\\n*' // (4)
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+ + '|<!\\[CDATA\\[[\\s\\S]*?\\]\\]>\\n*' // (5)
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+ + '|</?(tag)(?: +|\\n|/?>)[\\s\\S]*?(?:\\n{2,}|$)' // (6)
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+ + '|<(?!script|pre|style)([a-z][\\w-]*)(?:attribute)*? */?>(?=[ \\t]*(?:\\n|$))[\\s\\S]*?(?:\\n{2,}|$)' // (7) open tag
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+ + '|</(?!script|pre|style)[a-z][\\w-]*\\s*>(?=[ \\t]*(?:\\n|$))[\\s\\S]*?(?:\\n{2,}|$)' // (7) closing tag
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+ + ')',
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+ def: /^ {0,3}\[(label)\]: *\n? *<?([^\s>]+)>?(?:(?: +\n? *| *\n *)(title))? *(?:\n+|$)/,
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+ nptable: noop,
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+ table: noop,
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+ lheading: /^([^\n]+)\n {0,3}(=+|-+) *(?:\n+|$)/,
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+ // regex template, placeholders will be replaced according to different paragraph
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+ // interruption rules of commonmark and the original markdown spec:
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+ _paragraph: /^([^\n]+(?:\n(?!hr|heading|lheading|blockquote|fences|list|html)[^\n]+)*)/,
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+ text: /^[^\n]+/
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+};
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+
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+block._label = /(?!\s*\])(?:\\[\[\]]|[^\[\]])+/;
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+block._title = /(?:"(?:\\"?|[^"\\])*"|'[^'\n]*(?:\n[^'\n]+)*\n?'|\([^()]*\))/;
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+block.def = edit(block.def)
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+ .replace('label', block._label)
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+ .replace('title', block._title)
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+ .getRegex();
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+
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+block.bullet = /(?:[*+-]|\d{1,9}\.)/;
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+block.item = /^( *)(bull) ?[^\n]*(?:\n(?!\1bull ?)[^\n]*)*/;
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+block.item = edit(block.item, 'gm')
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+ .replace(/bull/g, block.bullet)
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+ .getRegex();
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+
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+block.list = edit(block.list)
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+ .replace(/bull/g, block.bullet)
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+ .replace('hr', '\\n+(?=\\1?(?:(?:- *){3,}|(?:_ *){3,}|(?:\\* *){3,})(?:\\n+|$))')
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+ .replace('def', '\\n+(?=' + block.def.source + ')')
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+ .getRegex();
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+
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+block._tag = 'address|article|aside|base|basefont|blockquote|body|caption'
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+ + '|center|col|colgroup|dd|details|dialog|dir|div|dl|dt|fieldset|figcaption'
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+ + '|figure|footer|form|frame|frameset|h[1-6]|head|header|hr|html|iframe'
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+ + '|legend|li|link|main|menu|menuitem|meta|nav|noframes|ol|optgroup|option'
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+ + '|p|param|section|source|summary|table|tbody|td|tfoot|th|thead|title|tr'
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+ + '|track|ul';
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+block._comment = /<!--(?!-?>)[\s\S]*?-->/;
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+block.html = edit(block.html, 'i')
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+ .replace('comment', block._comment)
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+ .replace('tag', block._tag)
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+ .replace('attribute', / +[a-zA-Z:_][\w.:-]*(?: *= *"[^"\n]*"| *= *'[^'\n]*'| *= *[^\s"'=<>`]+)?/)
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+ .getRegex();
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+
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+block.paragraph = edit(block._paragraph)
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+ .replace('hr', block.hr)
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+ .replace('heading', ' {0,3}#{1,6} +')
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+ .replace('|lheading', '') // setex headings don't interrupt commonmark paragraphs
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+ .replace('blockquote', ' {0,3}>')
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+ .replace('fences', ' {0,3}(?:`{3,}|~{3,})[^`\\n]*\\n')
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+ .replace('list', ' {0,3}(?:[*+-]|1[.)]) ') // only lists starting from 1 can interrupt
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+ .replace('html', '</?(?:tag)(?: +|\\n|/?>)|<(?:script|pre|style|!--)')
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+ .replace('tag', block._tag) // pars can be interrupted by type (6) html blocks
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+ .getRegex();
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+
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+block.blockquote = edit(block.blockquote)
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+ .replace('paragraph', block.paragraph)
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+ .getRegex();
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+
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+/**
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+ * Normal Block Grammar
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+ */
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+
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+block.normal = merge({}, block);
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+
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+/**
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+ * GFM Block Grammar
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+ */
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+
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+block.gfm = merge({}, block.normal, {
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+ nptable: /^ *([^|\n ].*\|.*)\n *([-:]+ *\|[-| :]*)(?:\n((?:.*[^>\n ].*(?:\n|$))*)\n*|$)/,
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+ table: /^ *\|(.+)\n *\|?( *[-:]+[-| :]*)(?:\n((?: *[^>\n ].*(?:\n|$))*)\n*|$)/
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+});
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+
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+/**
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+ * Pedantic grammar (original John Gruber's loose markdown specification)
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+ */
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+
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+block.pedantic = merge({}, block.normal, {
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+ html: edit(
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+ '^ *(?:comment *(?:\\n|\\s*$)'
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+ + '|<(tag)[\\s\\S]+?</\\1> *(?:\\n{2,}|\\s*$)' // closed tag
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+ + '|<tag(?:"[^"]*"|\'[^\']*\'|\\s[^\'"/>\\s]*)*?/?> *(?:\\n{2,}|\\s*$))')
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+ .replace('comment', block._comment)
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+ .replace(/tag/g, '(?!(?:'
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+ + 'a|em|strong|small|s|cite|q|dfn|abbr|data|time|code|var|samp|kbd|sub'
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+ + '|sup|i|b|u|mark|ruby|rt|rp|bdi|bdo|span|br|wbr|ins|del|img)'
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+ + '\\b)\\w+(?!:|[^\\w\\s@]*@)\\b')
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+ .getRegex(),
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+ def: /^ *\[([^\]]+)\]: *<?([^\s>]+)>?(?: +(["(][^\n]+[")]))? *(?:\n+|$)/,
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+ heading: /^ *(#{1,6}) *([^\n]+?) *(?:#+ *)?(?:\n+|$)/,
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+ fences: noop, // fences not supported
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+ paragraph: edit(block.normal._paragraph)
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+ .replace('hr', block.hr)
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+ .replace('heading', ' *#{1,6} *[^\n]')
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+ .replace('lheading', block.lheading)
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+ .replace('blockquote', ' {0,3}>')
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+ .replace('|fences', '')
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+ .replace('|list', '')
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+ .replace('|html', '')
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+ .getRegex()
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+});
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+
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+/**
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+ * Block Lexer
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+ */
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+
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+function Lexer(options) {
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+ this.tokens = [];
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+ this.tokens.links = Object.create(null);
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+ this.options = options || marked.defaults;
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+ this.rules = block.normal;
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+
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+ if (this.options.pedantic) {
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+ this.rules = block.pedantic;
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+ } else if (this.options.gfm) {
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+ this.rules = block.gfm;
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+ }
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+}
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+
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+/**
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+ * Expose Block Rules
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+ */
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+
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+Lexer.rules = block;
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+
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+/**
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+ * Static Lex Method
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+ */
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+
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+Lexer.lex = function(src, options) {
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+ var lexer = new Lexer(options);
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+ return lexer.lex(src);
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+};
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+
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+/**
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+ * Preprocessing
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+ */
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+
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+Lexer.prototype.lex = function(src) {
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+ src = src
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+ .replace(/\r\n|\r/g, '\n')
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+ .replace(/\t/g, ' ')
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+ .replace(/\u00a0/g, ' ')
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+ .replace(/\u2424/g, '\n');
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+
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+ return this.token(src, true);
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+};
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+
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+/**
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+ * Lexing
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+ */
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+
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+Lexer.prototype.token = function(src, top) {
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+ src = src.replace(/^ +$/gm, '');
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+ var next,
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+ loose,
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+ cap,
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+ bull,
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+ b,
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+ item,
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+ listStart,
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+ listItems,
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+ t,
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+ space,
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+ i,
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+ tag,
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+ l,
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+ isordered,
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+ istask,
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+ ischecked;
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+
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+ while (src) {
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+ // newline
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+ if (cap = this.rules.newline.exec(src)) {
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+ src = src.substring(cap[0].length);
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+ if (cap[0].length > 1) {
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+ this.tokens.push({
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+ type: 'space'
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+ });
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+ }
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+ }
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+
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+ // code
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+ if (cap = this.rules.code.exec(src)) {
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+ var lastToken = this.tokens[this.tokens.length - 1];
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+ src = src.substring(cap[0].length);
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+ // An indented code block cannot interrupt a paragraph.
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+ if (lastToken && lastToken.type === 'paragraph') {
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+ lastToken.text += '\n' + cap[0].trimRight();
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+ } else {
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+ cap = cap[0].replace(/^ {4}/gm, '');
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+ this.tokens.push({
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+ type: 'code',
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+ codeBlockStyle: 'indented',
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+ text: !this.options.pedantic
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+ ? rtrim(cap, '\n')
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+ : cap
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+ });
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+ }
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+ continue;
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+ }
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+
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+ // fences
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+ if (cap = this.rules.fences.exec(src)) {
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+ src = src.substring(cap[0].length);
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+ this.tokens.push({
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+ type: 'code',
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+ lang: cap[2] ? cap[2].trim() : cap[2],
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+ text: cap[3] || ''
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+ });
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+ continue;
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+ }
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+
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+ // heading
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+ if (cap = this.rules.heading.exec(src)) {
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+ src = src.substring(cap[0].length);
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+ this.tokens.push({
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+ type: 'heading',
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+ depth: cap[1].length,
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+ text: cap[2]
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+ });
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+ continue;
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+ }
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+
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+ // table no leading pipe (gfm)
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+ if (cap = this.rules.nptable.exec(src)) {
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+ item = {
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+ type: 'table',
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+ header: splitCells(cap[1].replace(/^ *| *\| *$/g, '')),
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+ align: cap[2].replace(/^ *|\| *$/g, '').split(/ *\| */),
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+ cells: cap[3] ? cap[3].replace(/\n$/, '').split('\n') : []
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+ };
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+
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+ if (item.header.length === item.align.length) {
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+ src = src.substring(cap[0].length);
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+
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+ for (i = 0; i < item.align.length; i++) {
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+ if (/^ *-+: *$/.test(item.align[i])) {
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+ item.align[i] = 'right';
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+ } else if (/^ *:-+: *$/.test(item.align[i])) {
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+ item.align[i] = 'center';
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+ } else if (/^ *:-+ *$/.test(item.align[i])) {
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+ item.align[i] = 'left';
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+ } else {
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+ item.align[i] = null;
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+ }
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+ }
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+
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+ for (i = 0; i < item.cells.length; i++) {
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+ item.cells[i] = splitCells(item.cells[i], item.header.length);
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+ }
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+
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+ this.tokens.push(item);
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+
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+ continue;
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+ }
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+ }
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+
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+ // hr
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+ if (cap = this.rules.hr.exec(src)) {
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+ src = src.substring(cap[0].length);
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+ this.tokens.push({
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+ type: 'hr'
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+ });
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+ continue;
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+ }
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+
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+ // blockquote
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+ if (cap = this.rules.blockquote.exec(src)) {
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+ src = src.substring(cap[0].length);
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+
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+ this.tokens.push({
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+ type: 'blockquote_start'
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+ });
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+
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+ cap = cap[0].replace(/^ *> ?/gm, '');
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+
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+ // Pass `top` to keep the current
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+ // "toplevel" state. This is exactly
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+ // how markdown.pl works.
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+ this.token(cap, top);
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+
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+ this.tokens.push({
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+ type: 'blockquote_end'
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+ });
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+
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+ continue;
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+ }
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+
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+ // list
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+ if (cap = this.rules.list.exec(src)) {
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+ src = src.substring(cap[0].length);
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+ bull = cap[2];
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+ isordered = bull.length > 1;
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+
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+ listStart = {
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+ type: 'list_start',
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+ ordered: isordered,
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+ start: isordered ? +bull : '',
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+ loose: false
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+ };
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+
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+ this.tokens.push(listStart);
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+
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+ // Get each top-level item.
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+ cap = cap[0].match(this.rules.item);
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+
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+ listItems = [];
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+ next = false;
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+ l = cap.length;
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+ i = 0;
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+
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+ for (; i < l; i++) {
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+ item = cap[i];
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+
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+ // Remove the list item's bullet
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+ // so it is seen as the next token.
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+ space = item.length;
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+ item = item.replace(/^ *([*+-]|\d+\.) */, '');
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+
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+ // Outdent whatever the
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+ // list item contains. Hacky.
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+ if (~item.indexOf('\n ')) {
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+ space -= item.length;
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+ item = !this.options.pedantic
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+ ? item.replace(new RegExp('^ {1,' + space + '}', 'gm'), '')
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+ : item.replace(/^ {1,4}/gm, '');
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+ }
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+
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+ // Determine whether the next list item belongs here.
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+ // Backpedal if it does not belong in this list.
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+ if (i !== l - 1) {
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+ b = block.bullet.exec(cap[i + 1])[0];
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+ if (bull.length > 1 ? b.length === 1
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+ : (b.length > 1 || (this.options.smartLists && b !== bull))) {
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+ src = cap.slice(i + 1).join('\n') + src;
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+ i = l - 1;
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+ }
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+ }
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+
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+ // Determine whether item is loose or not.
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+ // Use: /(^|\n)(?! )[^\n]+\n\n(?!\s*$)/
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+ // for discount behavior.
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+ loose = next || /\n\n(?!\s*$)/.test(item);
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+ if (i !== l - 1) {
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+ next = item.charAt(item.length - 1) === '\n';
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+ if (!loose) loose = next;
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+ }
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+
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+ if (loose) {
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|
|
+ listStart.loose = true;
|
|
|
+ }
|
|
|
+
|
|
|
+ // Check for task list items
|
|
|
+ istask = /^\[[ xX]\] /.test(item);
|
|
|
+ ischecked = undefined;
|
|
|
+ if (istask) {
|
|
|
+ ischecked = item[1] !== ' ';
|
|
|
+ item = item.replace(/^\[[ xX]\] +/, '');
|
|
|
+ }
|
|
|
+
|
|
|
+ t = {
|
|
|
+ type: 'list_item_start',
|
|
|
+ task: istask,
|
|
|
+ checked: ischecked,
|
|
|
+ loose: loose
|
|
|
+ };
|
|
|
+
|
|
|
+ listItems.push(t);
|
|
|
+ this.tokens.push(t);
|
|
|
+
|
|
|
+ // Recurse.
|
|
|
+ this.token(item, false);
|
|
|
+
|
|
|
+ this.tokens.push({
|
|
|
+ type: 'list_item_end'
|
|
|
+ });
|
|
|
+ }
|
|
|
+
|
|
|
+ if (listStart.loose) {
|
|
|
+ l = listItems.length;
|
|
|
+ i = 0;
|
|
|
+ for (; i < l; i++) {
|
|
|
+ listItems[i].loose = true;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ this.tokens.push({
|
|
|
+ type: 'list_end'
|
|
|
+ });
|
|
|
+
|
|
|
+ continue;
|
|
|
+ }
|
|
|
+
|
|
|
+ // html
|
|
|
+ if (cap = this.rules.html.exec(src)) {
|
|
|
+ src = src.substring(cap[0].length);
|
|
|
+ this.tokens.push({
|
|
|
+ type: this.options.sanitize
|
|
|
+ ? 'paragraph'
|
|
|
+ : 'html',
|
|
|
+ pre: !this.options.sanitizer
|
|
|
+ && (cap[1] === 'pre' || cap[1] === 'script' || cap[1] === 'style'),
|
|
|
+ text: this.options.sanitize ? (this.options.sanitizer ? this.options.sanitizer(cap[0]) : escape(cap[0])) : cap[0]
|
|
|
+ });
|
|
|
+ continue;
|
|
|
+ }
|
|
|
+
|
|
|
+ // def
|
|
|
+ if (top && (cap = this.rules.def.exec(src))) {
|
|
|
+ src = src.substring(cap[0].length);
|
|
|
+ if (cap[3]) cap[3] = cap[3].substring(1, cap[3].length - 1);
|
|
|
+ tag = cap[1].toLowerCase().replace(/\s+/g, ' ');
|
|
|
+ if (!this.tokens.links[tag]) {
|
|
|
+ this.tokens.links[tag] = {
|
|
|
+ href: cap[2],
|
|
|
+ title: cap[3]
|
|
|
+ };
|
|
|
+ }
|
|
|
+ continue;
|
|
|
+ }
|
|
|
+
|
|
|
+ // table (gfm)
|
|
|
+ if (cap = this.rules.table.exec(src)) {
|
|
|
+ item = {
|
|
|
+ type: 'table',
|
|
|
+ header: splitCells(cap[1].replace(/^ *| *\| *$/g, '')),
|
|
|
+ align: cap[2].replace(/^ *|\| *$/g, '').split(/ *\| */),
|
|
|
+ cells: cap[3] ? cap[3].replace(/\n$/, '').split('\n') : []
|
|
|
+ };
|
|
|
+
|
|
|
+ if (item.header.length === item.align.length) {
|
|
|
+ src = src.substring(cap[0].length);
|
|
|
+
|
|
|
+ for (i = 0; i < item.align.length; i++) {
|
|
|
+ if (/^ *-+: *$/.test(item.align[i])) {
|
|
|
+ item.align[i] = 'right';
|
|
|
+ } else if (/^ *:-+: *$/.test(item.align[i])) {
|
|
|
+ item.align[i] = 'center';
|
|
|
+ } else if (/^ *:-+ *$/.test(item.align[i])) {
|
|
|
+ item.align[i] = 'left';
|
|
|
+ } else {
|
|
|
+ item.align[i] = null;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ for (i = 0; i < item.cells.length; i++) {
|
|
|
+ item.cells[i] = splitCells(
|
|
|
+ item.cells[i].replace(/^ *\| *| *\| *$/g, ''),
|
|
|
+ item.header.length);
|
|
|
+ }
|
|
|
+
|
|
|
+ this.tokens.push(item);
|
|
|
+
|
|
|
+ continue;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ // lheading
|
|
|
+ if (cap = this.rules.lheading.exec(src)) {
|
|
|
+ src = src.substring(cap[0].length);
|
|
|
+ this.tokens.push({
|
|
|
+ type: 'heading',
|
|
|
+ depth: cap[2].charAt(0) === '=' ? 1 : 2,
|
|
|
+ text: cap[1]
|
|
|
+ });
|
|
|
+ continue;
|
|
|
+ }
|
|
|
+
|
|
|
+ // top-level paragraph
|
|
|
+ if (top && (cap = this.rules.paragraph.exec(src))) {
|
|
|
+ src = src.substring(cap[0].length);
|
|
|
+ this.tokens.push({
|
|
|
+ type: 'paragraph',
|
|
|
+ text: cap[1].charAt(cap[1].length - 1) === '\n'
|
|
|
+ ? cap[1].slice(0, -1)
|
|
|
+ : cap[1]
|
|
|
+ });
|
|
|
+ continue;
|
|
|
+ }
|
|
|
+
|
|
|
+ // text
|
|
|
+ if (cap = this.rules.text.exec(src)) {
|
|
|
+ // Top-level should never reach here.
|
|
|
+ src = src.substring(cap[0].length);
|
|
|
+ this.tokens.push({
|
|
|
+ type: 'text',
|
|
|
+ text: cap[0]
|
|
|
+ });
|
|
|
+ continue;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (src) {
|
|
|
+ throw new Error('Infinite loop on byte: ' + src.charCodeAt(0));
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ return this.tokens;
|
|
|
+};
|
|
|
+
|
|
|
+/**
|
|
|
+ * Inline-Level Grammar
|
|
|
+ */
|
|
|
+
|
|
|
+var inline = {
|
|
|
+ escape: /^\\([!"#$%&'()*+,\-./:;<=>?@\[\]\\^_`{|}~])/,
|
|
|
+ autolink: /^<(scheme:[^\s\x00-\x1f<>]*|email)>/,
|
|
|
+ url: noop,
|
|
|
+ tag: '^comment'
|
|
|
+ + '|^</[a-zA-Z][\\w:-]*\\s*>' // self-closing tag
|
|
|
+ + '|^<[a-zA-Z][\\w-]*(?:attribute)*?\\s*/?>' // open tag
|
|
|
+ + '|^<\\?[\\s\\S]*?\\?>' // processing instruction, e.g. <?php ?>
|
|
|
+ + '|^<![a-zA-Z]+\\s[\\s\\S]*?>' // declaration, e.g. <!DOCTYPE html>
|
|
|
+ + '|^<!\\[CDATA\\[[\\s\\S]*?\\]\\]>', // CDATA section
|
|
|
+ link: /^!?\[(label)\]\(\s*(href)(?:\s+(title))?\s*\)/,
|
|
|
+ reflink: /^!?\[(label)\]\[(?!\s*\])((?:\\[\[\]]?|[^\[\]\\])+)\]/,
|
|
|
+ nolink: /^!?\[(?!\s*\])((?:\[[^\[\]]*\]|\\[\[\]]|[^\[\]])*)\](?:\[\])?/,
|
|
|
+ strong: /^__([^\s_])__(?!_)|^\*\*([^\s*])\*\*(?!\*)|^__([^\s][\s\S]*?[^\s])__(?!_)|^\*\*([^\s][\s\S]*?[^\s])\*\*(?!\*)/,
|
|
|
+ em: /^_([^\s_])_(?!_)|^\*([^\s*<\[])\*(?!\*)|^_([^\s<][\s\S]*?[^\s_])_(?!_|[^\spunctuation])|^_([^\s_<][\s\S]*?[^\s])_(?!_|[^\spunctuation])|^\*([^\s<"][\s\S]*?[^\s\*])\*(?!\*|[^\spunctuation])|^\*([^\s*"<\[][\s\S]*?[^\s])\*(?!\*)/,
|
|
|
+ code: /^(`+)([^`]|[^`][\s\S]*?[^`])\1(?!`)/,
|
|
|
+ br: /^( {2,}|\\)\n(?!\s*$)/,
|
|
|
+ del: noop,
|
|
|
+ text: /^(`+|[^`])(?:[\s\S]*?(?:(?=[\\<!\[`*]|\b_|$)|[^ ](?= {2,}\n))|(?= {2,}\n))/
|
|
|
+};
|
|
|
+
|
|
|
+// list of punctuation marks from common mark spec
|
|
|
+// without ` and ] to workaround Rule 17 (inline code blocks/links)
|
|
|
+inline._punctuation = '!"#$%&\'()*+,\\-./:;<=>?@\\[^_{|}~';
|
|
|
+inline.em = edit(inline.em).replace(/punctuation/g, inline._punctuation).getRegex();
|
|
|
+
|
|
|
+inline._escapes = /\\([!"#$%&'()*+,\-./:;<=>?@\[\]\\^_`{|}~])/g;
|
|
|
+
|
|
|
+inline._scheme = /[a-zA-Z][a-zA-Z0-9+.-]{1,31}/;
|
|
|
+inline._email = /[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])?)+(?![-_])/;
|
|
|
+inline.autolink = edit(inline.autolink)
|
|
|
+ .replace('scheme', inline._scheme)
|
|
|
+ .replace('email', inline._email)
|
|
|
+ .getRegex();
|
|
|
+
|
|
|
+inline._attribute = /\s+[a-zA-Z:_][\w.:-]*(?:\s*=\s*"[^"]*"|\s*=\s*'[^']*'|\s*=\s*[^\s"'=<>`]+)?/;
|
|
|
+
|
|
|
+inline.tag = edit(inline.tag)
|
|
|
+ .replace('comment', block._comment)
|
|
|
+ .replace('attribute', inline._attribute)
|
|
|
+ .getRegex();
|
|
|
+
|
|
|
+inline._label = /(?:\[[^\[\]]*\]|\\.|`[^`]*`|[^\[\]\\`])*?/;
|
|
|
+inline._href = /<(?:\\[<>]?|[^\s<>\\])*>|[^\s\x00-\x1f]*/;
|
|
|
+inline._title = /"(?:\\"?|[^"\\])*"|'(?:\\'?|[^'\\])*'|\((?:\\\)?|[^)\\])*\)/;
|
|
|
+
|
|
|
+inline.link = edit(inline.link)
|
|
|
+ .replace('label', inline._label)
|
|
|
+ .replace('href', inline._href)
|
|
|
+ .replace('title', inline._title)
|
|
|
+ .getRegex();
|
|
|
+
|
|
|
+inline.reflink = edit(inline.reflink)
|
|
|
+ .replace('label', inline._label)
|
|
|
+ .getRegex();
|
|
|
+
|
|
|
+/**
|
|
|
+ * Normal Inline Grammar
|
|
|
+ */
|
|
|
+
|
|
|
+inline.normal = merge({}, inline);
|
|
|
+
|
|
|
+/**
|
|
|
+ * Pedantic Inline Grammar
|
|
|
+ */
|
|
|
+
|
|
|
+inline.pedantic = merge({}, inline.normal, {
|
|
|
+ strong: /^__(?=\S)([\s\S]*?\S)__(?!_)|^\*\*(?=\S)([\s\S]*?\S)\*\*(?!\*)/,
|
|
|
+ em: /^_(?=\S)([\s\S]*?\S)_(?!_)|^\*(?=\S)([\s\S]*?\S)\*(?!\*)/,
|
|
|
+ link: edit(/^!?\[(label)\]\((.*?)\)/)
|
|
|
+ .replace('label', inline._label)
|
|
|
+ .getRegex(),
|
|
|
+ reflink: edit(/^!?\[(label)\]\s*\[([^\]]*)\]/)
|
|
|
+ .replace('label', inline._label)
|
|
|
+ .getRegex()
|
|
|
+});
|
|
|
+
|
|
|
+/**
|
|
|
+ * GFM Inline Grammar
|
|
|
+ */
|
|
|
+
|
|
|
+inline.gfm = merge({}, inline.normal, {
|
|
|
+ escape: edit(inline.escape).replace('])', '~|])').getRegex(),
|
|
|
+ _extended_email: /[A-Za-z0-9._+-]+(@)[a-zA-Z0-9-_]+(?:\.[a-zA-Z0-9-_]*[a-zA-Z0-9])+(?![-_])/,
|
|
|
+ url: /^((?:ftp|https?):\/\/|www\.)(?:[a-zA-Z0-9\-]+\.?)+[^\s<]*|^email/,
|
|
|
+ _backpedal: /(?:[^?!.,:;*_~()&]+|\([^)]*\)|&(?![a-zA-Z0-9]+;$)|[?!.,:;*_~)]+(?!$))+/,
|
|
|
+ del: /^~+(?=\S)([\s\S]*?\S)~+/,
|
|
|
+ text: /^(`+|[^`])(?:[\s\S]*?(?:(?=[\\<!\[`*~]|\b_|https?:\/\/|ftp:\/\/|www\.|$)|[^ ](?= {2,}\n)|[^a-zA-Z0-9.!#$%&'*+\/=?_`{\|}~-](?=[a-zA-Z0-9.!#$%&'*+\/=?_`{\|}~-]+@))|(?= {2,}\n|[a-zA-Z0-9.!#$%&'*+\/=?_`{\|}~-]+@))/
|
|
|
+});
|
|
|
+
|
|
|
+inline.gfm.url = edit(inline.gfm.url, 'i')
|
|
|
+ .replace('email', inline.gfm._extended_email)
|
|
|
+ .getRegex();
|
|
|
+/**
|
|
|
+ * GFM + Line Breaks Inline Grammar
|
|
|
+ */
|
|
|
+
|
|
|
+inline.breaks = merge({}, inline.gfm, {
|
|
|
+ br: edit(inline.br).replace('{2,}', '*').getRegex(),
|
|
|
+ text: edit(inline.gfm.text)
|
|
|
+ .replace('\\b_', '\\b_| {2,}\\n')
|
|
|
+ .replace(/\{2,\}/g, '*')
|
|
|
+ .getRegex()
|
|
|
+});
|
|
|
+
|
|
|
+/**
|
|
|
+ * Inline Lexer & Compiler
|
|
|
+ */
|
|
|
+
|
|
|
+function InlineLexer(links, options) {
|
|
|
+ this.options = options || marked.defaults;
|
|
|
+ this.links = links;
|
|
|
+ this.rules = inline.normal;
|
|
|
+ this.renderer = this.options.renderer || new Renderer();
|
|
|
+ this.renderer.options = this.options;
|
|
|
+
|
|
|
+ if (!this.links) {
|
|
|
+ throw new Error('Tokens array requires a `links` property.');
|
|
|
+ }
|
|
|
+
|
|
|
+ if (this.options.pedantic) {
|
|
|
+ this.rules = inline.pedantic;
|
|
|
+ } else if (this.options.gfm) {
|
|
|
+ if (this.options.breaks) {
|
|
|
+ this.rules = inline.breaks;
|
|
|
+ } else {
|
|
|
+ this.rules = inline.gfm;
|
|
|
+ }
|
|
|
+ }
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * Expose Inline Rules
|
|
|
+ */
|
|
|
+
|
|
|
+InlineLexer.rules = inline;
|
|
|
+
|
|
|
+/**
|
|
|
+ * Static Lexing/Compiling Method
|
|
|
+ */
|
|
|
+
|
|
|
+InlineLexer.output = function(src, links, options) {
|
|
|
+ var inline = new InlineLexer(links, options);
|
|
|
+ return inline.output(src);
|
|
|
+};
|
|
|
+
|
|
|
+/**
|
|
|
+ * Lexing/Compiling
|
|
|
+ */
|
|
|
+
|
|
|
+InlineLexer.prototype.output = function(src) {
|
|
|
+ var out = '',
|
|
|
+ link,
|
|
|
+ text,
|
|
|
+ href,
|
|
|
+ title,
|
|
|
+ cap,
|
|
|
+ prevCapZero;
|
|
|
+
|
|
|
+ while (src) {
|
|
|
+ // escape
|
|
|
+ if (cap = this.rules.escape.exec(src)) {
|
|
|
+ src = src.substring(cap[0].length);
|
|
|
+ out += escape(cap[1]);
|
|
|
+ continue;
|
|
|
+ }
|
|
|
+
|
|
|
+ // tag
|
|
|
+ if (cap = this.rules.tag.exec(src)) {
|
|
|
+ if (!this.inLink && /^<a /i.test(cap[0])) {
|
|
|
+ this.inLink = true;
|
|
|
+ } else if (this.inLink && /^<\/a>/i.test(cap[0])) {
|
|
|
+ this.inLink = false;
|
|
|
+ }
|
|
|
+ if (!this.inRawBlock && /^<(pre|code|kbd|script)(\s|>)/i.test(cap[0])) {
|
|
|
+ this.inRawBlock = true;
|
|
|
+ } else if (this.inRawBlock && /^<\/(pre|code|kbd|script)(\s|>)/i.test(cap[0])) {
|
|
|
+ this.inRawBlock = false;
|
|
|
+ }
|
|
|
+
|
|
|
+ src = src.substring(cap[0].length);
|
|
|
+ out += this.options.sanitize
|
|
|
+ ? this.options.sanitizer
|
|
|
+ ? this.options.sanitizer(cap[0])
|
|
|
+ : escape(cap[0])
|
|
|
+ : cap[0];
|
|
|
+ continue;
|
|
|
+ }
|
|
|
+
|
|
|
+ // link
|
|
|
+ if (cap = this.rules.link.exec(src)) {
|
|
|
+ var lastParenIndex = findClosingBracket(cap[2], '()');
|
|
|
+ if (lastParenIndex > -1) {
|
|
|
+ var linkLen = 4 + cap[1].length + lastParenIndex;
|
|
|
+ cap[2] = cap[2].substring(0, lastParenIndex);
|
|
|
+ cap[0] = cap[0].substring(0, linkLen).trim();
|
|
|
+ cap[3] = '';
|
|
|
+ }
|
|
|
+ src = src.substring(cap[0].length);
|
|
|
+ this.inLink = true;
|
|
|
+ href = cap[2];
|
|
|
+ if (this.options.pedantic) {
|
|
|
+ link = /^([^'"]*[^\s])\s+(['"])(.*)\2/.exec(href);
|
|
|
+
|
|
|
+ if (link) {
|
|
|
+ href = link[1];
|
|
|
+ title = link[3];
|
|
|
+ } else {
|
|
|
+ title = '';
|
|
|
+ }
|
|
|
+ } else {
|
|
|
+ title = cap[3] ? cap[3].slice(1, -1) : '';
|
|
|
+ }
|
|
|
+ href = href.trim().replace(/^<([\s\S]*)>$/, '$1');
|
|
|
+ out += this.outputLink(cap, {
|
|
|
+ href: InlineLexer.escapes(href),
|
|
|
+ title: InlineLexer.escapes(title)
|
|
|
+ });
|
|
|
+ this.inLink = false;
|
|
|
+ continue;
|
|
|
+ }
|
|
|
+
|
|
|
+ // reflink, nolink
|
|
|
+ if ((cap = this.rules.reflink.exec(src))
|
|
|
+ || (cap = this.rules.nolink.exec(src))) {
|
|
|
+ src = src.substring(cap[0].length);
|
|
|
+ link = (cap[2] || cap[1]).replace(/\s+/g, ' ');
|
|
|
+ link = this.links[link.toLowerCase()];
|
|
|
+ if (!link || !link.href) {
|
|
|
+ out += cap[0].charAt(0);
|
|
|
+ src = cap[0].substring(1) + src;
|
|
|
+ continue;
|
|
|
+ }
|
|
|
+ this.inLink = true;
|
|
|
+ out += this.outputLink(cap, link);
|
|
|
+ this.inLink = false;
|
|
|
+ continue;
|
|
|
+ }
|
|
|
+
|
|
|
+ // strong
|
|
|
+ if (cap = this.rules.strong.exec(src)) {
|
|
|
+ src = src.substring(cap[0].length);
|
|
|
+ out += this.renderer.strong(this.output(cap[4] || cap[3] || cap[2] || cap[1]));
|
|
|
+ continue;
|
|
|
+ }
|
|
|
+
|
|
|
+ // em
|
|
|
+ if (cap = this.rules.em.exec(src)) {
|
|
|
+ src = src.substring(cap[0].length);
|
|
|
+ out += this.renderer.em(this.output(cap[6] || cap[5] || cap[4] || cap[3] || cap[2] || cap[1]));
|
|
|
+ continue;
|
|
|
+ }
|
|
|
+
|
|
|
+ // code
|
|
|
+ if (cap = this.rules.code.exec(src)) {
|
|
|
+ src = src.substring(cap[0].length);
|
|
|
+ out += this.renderer.codespan(escape(cap[2].trim(), true));
|
|
|
+ continue;
|
|
|
+ }
|
|
|
+
|
|
|
+ // br
|
|
|
+ if (cap = this.rules.br.exec(src)) {
|
|
|
+ src = src.substring(cap[0].length);
|
|
|
+ out += this.renderer.br();
|
|
|
+ continue;
|
|
|
+ }
|
|
|
+
|
|
|
+ // del (gfm)
|
|
|
+ if (cap = this.rules.del.exec(src)) {
|
|
|
+ src = src.substring(cap[0].length);
|
|
|
+ out += this.renderer.del(this.output(cap[1]));
|
|
|
+ continue;
|
|
|
+ }
|
|
|
+
|
|
|
+ // autolink
|
|
|
+ if (cap = this.rules.autolink.exec(src)) {
|
|
|
+ src = src.substring(cap[0].length);
|
|
|
+ if (cap[2] === '@') {
|
|
|
+ text = escape(this.mangle(cap[1]));
|
|
|
+ href = 'mailto:' + text;
|
|
|
+ } else {
|
|
|
+ text = escape(cap[1]);
|
|
|
+ href = text;
|
|
|
+ }
|
|
|
+ out += this.renderer.link(href, null, text);
|
|
|
+ continue;
|
|
|
+ }
|
|
|
+
|
|
|
+ // url (gfm)
|
|
|
+ if (!this.inLink && (cap = this.rules.url.exec(src))) {
|
|
|
+ if (cap[2] === '@') {
|
|
|
+ text = escape(cap[0]);
|
|
|
+ href = 'mailto:' + text;
|
|
|
+ } else {
|
|
|
+ // do extended autolink path validation
|
|
|
+ do {
|
|
|
+ prevCapZero = cap[0];
|
|
|
+ cap[0] = this.rules._backpedal.exec(cap[0])[0];
|
|
|
+ } while (prevCapZero !== cap[0]);
|
|
|
+ text = escape(cap[0]);
|
|
|
+ if (cap[1] === 'www.') {
|
|
|
+ href = 'http://' + text;
|
|
|
+ } else {
|
|
|
+ href = text;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ src = src.substring(cap[0].length);
|
|
|
+ out += this.renderer.link(href, null, text);
|
|
|
+ continue;
|
|
|
+ }
|
|
|
+
|
|
|
+ // text
|
|
|
+ if (cap = this.rules.text.exec(src)) {
|
|
|
+ src = src.substring(cap[0].length);
|
|
|
+ if (this.inRawBlock) {
|
|
|
+ out += this.renderer.text(this.options.sanitize ? (this.options.sanitizer ? this.options.sanitizer(cap[0]) : escape(cap[0])) : cap[0]);
|
|
|
+ } else {
|
|
|
+ out += this.renderer.text(escape(this.smartypants(cap[0])));
|
|
|
+ }
|
|
|
+ continue;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (src) {
|
|
|
+ throw new Error('Infinite loop on byte: ' + src.charCodeAt(0));
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ return out;
|
|
|
+};
|
|
|
+
|
|
|
+InlineLexer.escapes = function(text) {
|
|
|
+ return text ? text.replace(InlineLexer.rules._escapes, '$1') : text;
|
|
|
+};
|
|
|
+
|
|
|
+/**
|
|
|
+ * Compile Link
|
|
|
+ */
|
|
|
+
|
|
|
+InlineLexer.prototype.outputLink = function(cap, link) {
|
|
|
+ var href = link.href,
|
|
|
+ title = link.title ? escape(link.title) : null;
|
|
|
+
|
|
|
+ return cap[0].charAt(0) !== '!'
|
|
|
+ ? this.renderer.link(href, title, this.output(cap[1]))
|
|
|
+ : this.renderer.image(href, title, escape(cap[1]));
|
|
|
+};
|
|
|
+
|
|
|
+/**
|
|
|
+ * Smartypants Transformations
|
|
|
+ */
|
|
|
+
|
|
|
+InlineLexer.prototype.smartypants = function(text) {
|
|
|
+ if (!this.options.smartypants) return text;
|
|
|
+ return text
|
|
|
+ // em-dashes
|
|
|
+ .replace(/---/g, '\u2014')
|
|
|
+ // en-dashes
|
|
|
+ .replace(/--/g, '\u2013')
|
|
|
+ // opening singles
|
|
|
+ .replace(/(^|[-\u2014/(\[{"\s])'/g, '$1\u2018')
|
|
|
+ // closing singles & apostrophes
|
|
|
+ .replace(/'/g, '\u2019')
|
|
|
+ // opening doubles
|
|
|
+ .replace(/(^|[-\u2014/(\[{\u2018\s])"/g, '$1\u201c')
|
|
|
+ // closing doubles
|
|
|
+ .replace(/"/g, '\u201d')
|
|
|
+ // ellipses
|
|
|
+ .replace(/\.{3}/g, '\u2026');
|
|
|
+};
|
|
|
+
|
|
|
+/**
|
|
|
+ * Mangle Links
|
|
|
+ */
|
|
|
+
|
|
|
+InlineLexer.prototype.mangle = function(text) {
|
|
|
+ if (!this.options.mangle) return text;
|
|
|
+ var out = '',
|
|
|
+ l = text.length,
|
|
|
+ i = 0,
|
|
|
+ ch;
|
|
|
+
|
|
|
+ for (; i < l; i++) {
|
|
|
+ ch = text.charCodeAt(i);
|
|
|
+ if (Math.random() > 0.5) {
|
|
|
+ ch = 'x' + ch.toString(16);
|
|
|
+ }
|
|
|
+ out += '&#' + ch + ';';
|
|
|
+ }
|
|
|
+
|
|
|
+ return out;
|
|
|
+};
|
|
|
+
|
|
|
+/**
|
|
|
+ * Renderer
|
|
|
+ */
|
|
|
+
|
|
|
+function Renderer(options) {
|
|
|
+ this.options = options || marked.defaults;
|
|
|
+}
|
|
|
+
|
|
|
+Renderer.prototype.code = function(code, infostring, escaped) {
|
|
|
+ var lang = (infostring || '').match(/\S*/)[0];
|
|
|
+ if (this.options.highlight) {
|
|
|
+ var out = this.options.highlight(code, lang);
|
|
|
+ if (out != null && out !== code) {
|
|
|
+ escaped = true;
|
|
|
+ code = out;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ if (!lang) {
|
|
|
+ return '<pre><code>'
|
|
|
+ + (escaped ? code : escape(code, true))
|
|
|
+ + '</code></pre>';
|
|
|
+ }
|
|
|
+
|
|
|
+ return '<pre><code class="'
|
|
|
+ + this.options.langPrefix
|
|
|
+ + escape(lang, true)
|
|
|
+ + '">'
|
|
|
+ + (escaped ? code : escape(code, true))
|
|
|
+ + '</code></pre>\n';
|
|
|
+};
|
|
|
+
|
|
|
+Renderer.prototype.blockquote = function(quote) {
|
|
|
+ return '<blockquote>\n' + quote + '</blockquote>\n';
|
|
|
+};
|
|
|
+
|
|
|
+Renderer.prototype.html = function(html) {
|
|
|
+ return html;
|
|
|
+};
|
|
|
+
|
|
|
+Renderer.prototype.heading = function(text, level, raw, slugger) {
|
|
|
+ if (this.options.headerIds) {
|
|
|
+ return '<h'
|
|
|
+ + level
|
|
|
+ + ' id="'
|
|
|
+ + this.options.headerPrefix
|
|
|
+ + slugger.slug(raw)
|
|
|
+ + '">'
|
|
|
+ + text
|
|
|
+ + '</h'
|
|
|
+ + level
|
|
|
+ + '>\n';
|
|
|
+ }
|
|
|
+ // ignore IDs
|
|
|
+ return '<h' + level + '>' + text + '</h' + level + '>\n';
|
|
|
+};
|
|
|
+
|
|
|
+Renderer.prototype.hr = function() {
|
|
|
+ return this.options.xhtml ? '<hr/>\n' : '<hr>\n';
|
|
|
+};
|
|
|
+
|
|
|
+Renderer.prototype.list = function(body, ordered, start) {
|
|
|
+ var type = ordered ? 'ol' : 'ul',
|
|
|
+ startatt = (ordered && start !== 1) ? (' start="' + start + '"') : '';
|
|
|
+ return '<' + type + startatt + '>\n' + body + '</' + type + '>\n';
|
|
|
+};
|
|
|
+
|
|
|
+Renderer.prototype.listitem = function(text) {
|
|
|
+ return '<li>' + text + '</li>\n';
|
|
|
+};
|
|
|
+
|
|
|
+Renderer.prototype.checkbox = function(checked) {
|
|
|
+ return '<input '
|
|
|
+ + (checked ? 'checked="" ' : '')
|
|
|
+ + 'disabled="" type="checkbox"'
|
|
|
+ + (this.options.xhtml ? ' /' : '')
|
|
|
+ + '> ';
|
|
|
+};
|
|
|
+
|
|
|
+Renderer.prototype.paragraph = function(text) {
|
|
|
+ return '<p>' + text + '</p>\n';
|
|
|
+};
|
|
|
+
|
|
|
+Renderer.prototype.table = function(header, body) {
|
|
|
+ if (body) body = '<tbody>' + body + '</tbody>';
|
|
|
+
|
|
|
+ return '<table>\n'
|
|
|
+ + '<thead>\n'
|
|
|
+ + header
|
|
|
+ + '</thead>\n'
|
|
|
+ + body
|
|
|
+ + '</table>\n';
|
|
|
+};
|
|
|
+
|
|
|
+Renderer.prototype.tablerow = function(content) {
|
|
|
+ return '<tr>\n' + content + '</tr>\n';
|
|
|
+};
|
|
|
+
|
|
|
+Renderer.prototype.tablecell = function(content, flags) {
|
|
|
+ var type = flags.header ? 'th' : 'td';
|
|
|
+ var tag = flags.align
|
|
|
+ ? '<' + type + ' align="' + flags.align + '">'
|
|
|
+ : '<' + type + '>';
|
|
|
+ return tag + content + '</' + type + '>\n';
|
|
|
+};
|
|
|
+
|
|
|
+// span level renderer
|
|
|
+Renderer.prototype.strong = function(text) {
|
|
|
+ return '<strong>' + text + '</strong>';
|
|
|
+};
|
|
|
+
|
|
|
+Renderer.prototype.em = function(text) {
|
|
|
+ return '<em>' + text + '</em>';
|
|
|
+};
|
|
|
+
|
|
|
+Renderer.prototype.codespan = function(text) {
|
|
|
+ return '<code>' + text + '</code>';
|
|
|
+};
|
|
|
+
|
|
|
+Renderer.prototype.br = function() {
|
|
|
+ return this.options.xhtml ? '<br/>' : '<br>';
|
|
|
+};
|
|
|
+
|
|
|
+Renderer.prototype.del = function(text) {
|
|
|
+ return '<del>' + text + '</del>';
|
|
|
+};
|
|
|
+
|
|
|
+Renderer.prototype.link = function(href, title, text) {
|
|
|
+ href = cleanUrl(this.options.sanitize, this.options.baseUrl, href);
|
|
|
+ if (href === null) {
|
|
|
+ return text;
|
|
|
+ }
|
|
|
+ var out = '<a href="' + escape(href) + '"';
|
|
|
+ if (title) {
|
|
|
+ out += ' title="' + title + '"';
|
|
|
+ }
|
|
|
+ out += '>' + text + '</a>';
|
|
|
+ return out;
|
|
|
+};
|
|
|
+
|
|
|
+Renderer.prototype.image = function(href, title, text) {
|
|
|
+ href = cleanUrl(this.options.sanitize, this.options.baseUrl, href);
|
|
|
+ if (href === null) {
|
|
|
+ return text;
|
|
|
+ }
|
|
|
+
|
|
|
+ var out = '<img src="' + href + '" alt="' + text + '"';
|
|
|
+ if (title) {
|
|
|
+ out += ' title="' + title + '"';
|
|
|
+ }
|
|
|
+ out += this.options.xhtml ? '/>' : '>';
|
|
|
+ return out;
|
|
|
+};
|
|
|
+
|
|
|
+Renderer.prototype.text = function(text) {
|
|
|
+ return text;
|
|
|
+};
|
|
|
+
|
|
|
+/**
|
|
|
+ * TextRenderer
|
|
|
+ * returns only the textual part of the token
|
|
|
+ */
|
|
|
+
|
|
|
+function TextRenderer() {}
|
|
|
+
|
|
|
+// no need for block level renderers
|
|
|
+
|
|
|
+TextRenderer.prototype.strong =
|
|
|
+TextRenderer.prototype.em =
|
|
|
+TextRenderer.prototype.codespan =
|
|
|
+TextRenderer.prototype.del =
|
|
|
+TextRenderer.prototype.text = function(text) {
|
|
|
+ return text;
|
|
|
+};
|
|
|
+
|
|
|
+TextRenderer.prototype.link =
|
|
|
+TextRenderer.prototype.image = function(href, title, text) {
|
|
|
+ return '' + text;
|
|
|
+};
|
|
|
+
|
|
|
+TextRenderer.prototype.br = function() {
|
|
|
+ return '';
|
|
|
+};
|
|
|
+
|
|
|
+/**
|
|
|
+ * Parsing & Compiling
|
|
|
+ */
|
|
|
+
|
|
|
+function Parser(options) {
|
|
|
+ this.tokens = [];
|
|
|
+ this.token = null;
|
|
|
+ this.options = options || marked.defaults;
|
|
|
+ this.options.renderer = this.options.renderer || new Renderer();
|
|
|
+ this.renderer = this.options.renderer;
|
|
|
+ this.renderer.options = this.options;
|
|
|
+ this.slugger = new Slugger();
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * Static Parse Method
|
|
|
+ */
|
|
|
+
|
|
|
+Parser.parse = function(src, options) {
|
|
|
+ var parser = new Parser(options);
|
|
|
+ return parser.parse(src);
|
|
|
+};
|
|
|
+
|
|
|
+/**
|
|
|
+ * Parse Loop
|
|
|
+ */
|
|
|
+
|
|
|
+Parser.prototype.parse = function(src) {
|
|
|
+ this.inline = new InlineLexer(src.links, this.options);
|
|
|
+ // use an InlineLexer with a TextRenderer to extract pure text
|
|
|
+ this.inlineText = new InlineLexer(
|
|
|
+ src.links,
|
|
|
+ merge({}, this.options, { renderer: new TextRenderer() })
|
|
|
+ );
|
|
|
+ this.tokens = src.reverse();
|
|
|
+
|
|
|
+ var out = '';
|
|
|
+ while (this.next()) {
|
|
|
+ out += this.tok();
|
|
|
+ }
|
|
|
+
|
|
|
+ return out;
|
|
|
+};
|
|
|
+
|
|
|
+/**
|
|
|
+ * Next Token
|
|
|
+ */
|
|
|
+
|
|
|
+Parser.prototype.next = function() {
|
|
|
+ this.token = this.tokens.pop();
|
|
|
+ return this.token;
|
|
|
+};
|
|
|
+
|
|
|
+/**
|
|
|
+ * Preview Next Token
|
|
|
+ */
|
|
|
+
|
|
|
+Parser.prototype.peek = function() {
|
|
|
+ return this.tokens[this.tokens.length - 1] || 0;
|
|
|
+};
|
|
|
+
|
|
|
+/**
|
|
|
+ * Parse Text Tokens
|
|
|
+ */
|
|
|
+
|
|
|
+Parser.prototype.parseText = function() {
|
|
|
+ var body = this.token.text;
|
|
|
+
|
|
|
+ while (this.peek().type === 'text') {
|
|
|
+ body += '\n' + this.next().text;
|
|
|
+ }
|
|
|
+
|
|
|
+ return this.inline.output(body);
|
|
|
+};
|
|
|
+
|
|
|
+/**
|
|
|
+ * Parse Current Token
|
|
|
+ */
|
|
|
+
|
|
|
+Parser.prototype.tok = function() {
|
|
|
+ switch (this.token.type) {
|
|
|
+ case 'space': {
|
|
|
+ return '';
|
|
|
+ }
|
|
|
+ case 'hr': {
|
|
|
+ return this.renderer.hr();
|
|
|
+ }
|
|
|
+ case 'heading': {
|
|
|
+ return this.renderer.heading(
|
|
|
+ this.inline.output(this.token.text),
|
|
|
+ this.token.depth,
|
|
|
+ unescape(this.inlineText.output(this.token.text)),
|
|
|
+ this.slugger);
|
|
|
+ }
|
|
|
+ case 'code': {
|
|
|
+ return this.renderer.code(this.token.text,
|
|
|
+ this.token.lang,
|
|
|
+ this.token.escaped);
|
|
|
+ }
|
|
|
+ case 'table': {
|
|
|
+ var header = '',
|
|
|
+ body = '',
|
|
|
+ i,
|
|
|
+ row,
|
|
|
+ cell,
|
|
|
+ j;
|
|
|
+
|
|
|
+ // header
|
|
|
+ cell = '';
|
|
|
+ for (i = 0; i < this.token.header.length; i++) {
|
|
|
+ cell += this.renderer.tablecell(
|
|
|
+ this.inline.output(this.token.header[i]),
|
|
|
+ { header: true, align: this.token.align[i] }
|
|
|
+ );
|
|
|
+ }
|
|
|
+ header += this.renderer.tablerow(cell);
|
|
|
+
|
|
|
+ for (i = 0; i < this.token.cells.length; i++) {
|
|
|
+ row = this.token.cells[i];
|
|
|
+
|
|
|
+ cell = '';
|
|
|
+ for (j = 0; j < row.length; j++) {
|
|
|
+ cell += this.renderer.tablecell(
|
|
|
+ this.inline.output(row[j]),
|
|
|
+ { header: false, align: this.token.align[j] }
|
|
|
+ );
|
|
|
+ }
|
|
|
+
|
|
|
+ body += this.renderer.tablerow(cell);
|
|
|
+ }
|
|
|
+ return this.renderer.table(header, body);
|
|
|
+ }
|
|
|
+ case 'blockquote_start': {
|
|
|
+ body = '';
|
|
|
+
|
|
|
+ while (this.next().type !== 'blockquote_end') {
|
|
|
+ body += this.tok();
|
|
|
+ }
|
|
|
+
|
|
|
+ return this.renderer.blockquote(body);
|
|
|
+ }
|
|
|
+ case 'list_start': {
|
|
|
+ body = '';
|
|
|
+ var ordered = this.token.ordered,
|
|
|
+ start = this.token.start;
|
|
|
+
|
|
|
+ while (this.next().type !== 'list_end') {
|
|
|
+ body += this.tok();
|
|
|
+ }
|
|
|
+
|
|
|
+ return this.renderer.list(body, ordered, start);
|
|
|
+ }
|
|
|
+ case 'list_item_start': {
|
|
|
+ body = '';
|
|
|
+ var loose = this.token.loose;
|
|
|
+ var checked = this.token.checked;
|
|
|
+ var task = this.token.task;
|
|
|
+
|
|
|
+ if (this.token.task) {
|
|
|
+ body += this.renderer.checkbox(checked);
|
|
|
+ }
|
|
|
+
|
|
|
+ while (this.next().type !== 'list_item_end') {
|
|
|
+ body += !loose && this.token.type === 'text'
|
|
|
+ ? this.parseText()
|
|
|
+ : this.tok();
|
|
|
+ }
|
|
|
+ return this.renderer.listitem(body, task, checked);
|
|
|
+ }
|
|
|
+ case 'html': {
|
|
|
+ // TODO parse inline content if parameter markdown=1
|
|
|
+ return this.renderer.html(this.token.text);
|
|
|
+ }
|
|
|
+ case 'paragraph': {
|
|
|
+ return this.renderer.paragraph(this.inline.output(this.token.text));
|
|
|
+ }
|
|
|
+ case 'text': {
|
|
|
+ return this.renderer.paragraph(this.parseText());
|
|
|
+ }
|
|
|
+ default: {
|
|
|
+ var errMsg = 'Token with "' + this.token.type + '" type was not found.';
|
|
|
+ if (this.options.silent) {
|
|
|
+ console.log(errMsg);
|
|
|
+ } else {
|
|
|
+ throw new Error(errMsg);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+};
|
|
|
+
|
|
|
+/**
|
|
|
+ * Slugger generates header id
|
|
|
+ */
|
|
|
+
|
|
|
+function Slugger() {
|
|
|
+ this.seen = {};
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * Convert string to unique id
|
|
|
+ */
|
|
|
+
|
|
|
+Slugger.prototype.slug = function(value) {
|
|
|
+ var slug = value
|
|
|
+ .toLowerCase()
|
|
|
+ .trim()
|
|
|
+ .replace(/[\u2000-\u206F\u2E00-\u2E7F\\'!"#$%&()*+,./:;<=>?@[\]^`{|}~]/g, '')
|
|
|
+ .replace(/\s/g, '-');
|
|
|
+
|
|
|
+ if (this.seen.hasOwnProperty(slug)) {
|
|
|
+ var originalSlug = slug;
|
|
|
+ do {
|
|
|
+ this.seen[originalSlug]++;
|
|
|
+ slug = originalSlug + '-' + this.seen[originalSlug];
|
|
|
+ } while (this.seen.hasOwnProperty(slug));
|
|
|
+ }
|
|
|
+ this.seen[slug] = 0;
|
|
|
+
|
|
|
+ return slug;
|
|
|
+};
|
|
|
+
|
|
|
+/**
|
|
|
+ * Helpers
|
|
|
+ */
|
|
|
+
|
|
|
+function escape(html, encode) {
|
|
|
+ if (encode) {
|
|
|
+ if (escape.escapeTest.test(html)) {
|
|
|
+ return html.replace(escape.escapeReplace, function(ch) { return escape.replacements[ch]; });
|
|
|
+ }
|
|
|
+ } else {
|
|
|
+ if (escape.escapeTestNoEncode.test(html)) {
|
|
|
+ return html.replace(escape.escapeReplaceNoEncode, function(ch) { return escape.replacements[ch]; });
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ return html;
|
|
|
+}
|
|
|
+
|
|
|
+escape.escapeTest = /[&<>"']/;
|
|
|
+escape.escapeReplace = /[&<>"']/g;
|
|
|
+escape.replacements = {
|
|
|
+ '&': '&',
|
|
|
+ '<': '<',
|
|
|
+ '>': '>',
|
|
|
+ '"': '"',
|
|
|
+ "'": '''
|
|
|
+};
|
|
|
+
|
|
|
+escape.escapeTestNoEncode = /[<>"']|&(?!#?\w+;)/;
|
|
|
+escape.escapeReplaceNoEncode = /[<>"']|&(?!#?\w+;)/g;
|
|
|
+
|
|
|
+function unescape(html) {
|
|
|
+ // explicitly match decimal, hex, and named HTML entities
|
|
|
+ return html.replace(/&(#(?:\d+)|(?:#x[0-9A-Fa-f]+)|(?:\w+));?/ig, function(_, n) {
|
|
|
+ n = n.toLowerCase();
|
|
|
+ if (n === 'colon') return ':';
|
|
|
+ if (n.charAt(0) === '#') {
|
|
|
+ return n.charAt(1) === 'x'
|
|
|
+ ? String.fromCharCode(parseInt(n.substring(2), 16))
|
|
|
+ : String.fromCharCode(+n.substring(1));
|
|
|
+ }
|
|
|
+ return '';
|
|
|
+ });
|
|
|
+}
|
|
|
+
|
|
|
+function edit(regex, opt) {
|
|
|
+ regex = regex.source || regex;
|
|
|
+ opt = opt || '';
|
|
|
+ return {
|
|
|
+ replace: function(name, val) {
|
|
|
+ val = val.source || val;
|
|
|
+ val = val.replace(/(^|[^\[])\^/g, '$1');
|
|
|
+ regex = regex.replace(name, val);
|
|
|
+ return this;
|
|
|
+ },
|
|
|
+ getRegex: function() {
|
|
|
+ return new RegExp(regex, opt);
|
|
|
+ }
|
|
|
+ };
|
|
|
+}
|
|
|
+
|
|
|
+function cleanUrl(sanitize, base, href) {
|
|
|
+ if (sanitize) {
|
|
|
+ try {
|
|
|
+ var prot = decodeURIComponent(unescape(href))
|
|
|
+ .replace(/[^\w:]/g, '')
|
|
|
+ .toLowerCase();
|
|
|
+ } catch (e) {
|
|
|
+ return null;
|
|
|
+ }
|
|
|
+ if (prot.indexOf('javascript:') === 0 || prot.indexOf('vbscript:') === 0 || prot.indexOf('data:') === 0) {
|
|
|
+ return null;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ if (base && !originIndependentUrl.test(href)) {
|
|
|
+ href = resolveUrl(base, href);
|
|
|
+ }
|
|
|
+ try {
|
|
|
+ href = encodeURI(href).replace(/%25/g, '%');
|
|
|
+ } catch (e) {
|
|
|
+ return null;
|
|
|
+ }
|
|
|
+ return href;
|
|
|
+}
|
|
|
+
|
|
|
+function resolveUrl(base, href) {
|
|
|
+ if (!baseUrls[' ' + base]) {
|
|
|
+ // we can ignore everything in base after the last slash of its path component,
|
|
|
+ // but we might need to add _that_
|
|
|
+ // https://tools.ietf.org/html/rfc3986#section-3
|
|
|
+ if (/^[^:]+:\/*[^/]*$/.test(base)) {
|
|
|
+ baseUrls[' ' + base] = base + '/';
|
|
|
+ } else {
|
|
|
+ baseUrls[' ' + base] = rtrim(base, '/', true);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ base = baseUrls[' ' + base];
|
|
|
+
|
|
|
+ if (href.slice(0, 2) === '//') {
|
|
|
+ return base.replace(/:[\s\S]*/, ':') + href;
|
|
|
+ } else if (href.charAt(0) === '/') {
|
|
|
+ return base.replace(/(:\/*[^/]*)[\s\S]*/, '$1') + href;
|
|
|
+ } else {
|
|
|
+ return base + href;
|
|
|
+ }
|
|
|
+}
|
|
|
+var baseUrls = {};
|
|
|
+var originIndependentUrl = /^$|^[a-z][a-z0-9+.-]*:|^[?#]/i;
|
|
|
+
|
|
|
+function noop() {}
|
|
|
+noop.exec = noop;
|
|
|
+
|
|
|
+function merge(obj) {
|
|
|
+ var i = 1,
|
|
|
+ target,
|
|
|
+ key;
|
|
|
+
|
|
|
+ for (; i < arguments.length; i++) {
|
|
|
+ target = arguments[i];
|
|
|
+ for (key in target) {
|
|
|
+ if (Object.prototype.hasOwnProperty.call(target, key)) {
|
|
|
+ obj[key] = target[key];
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ return obj;
|
|
|
+}
|
|
|
+
|
|
|
+function splitCells(tableRow, count) {
|
|
|
+ // ensure that every cell-delimiting pipe has a space
|
|
|
+ // before it to distinguish it from an escaped pipe
|
|
|
+ var row = tableRow.replace(/\|/g, function(match, offset, str) {
|
|
|
+ var escaped = false,
|
|
|
+ curr = offset;
|
|
|
+ while (--curr >= 0 && str[curr] === '\\') escaped = !escaped;
|
|
|
+ if (escaped) {
|
|
|
+ // odd number of slashes means | is escaped
|
|
|
+ // so we leave it alone
|
|
|
+ return '|';
|
|
|
+ } else {
|
|
|
+ // add space before unescaped |
|
|
|
+ return ' |';
|
|
|
+ }
|
|
|
+ }),
|
|
|
+ cells = row.split(/ \|/),
|
|
|
+ i = 0;
|
|
|
+
|
|
|
+ if (cells.length > count) {
|
|
|
+ cells.splice(count);
|
|
|
+ } else {
|
|
|
+ while (cells.length < count) cells.push('');
|
|
|
+ }
|
|
|
+
|
|
|
+ for (; i < cells.length; i++) {
|
|
|
+ // leading or trailing whitespace is ignored per the gfm spec
|
|
|
+ cells[i] = cells[i].trim().replace(/\\\|/g, '|');
|
|
|
+ }
|
|
|
+ return cells;
|
|
|
+}
|
|
|
+
|
|
|
+// Remove trailing 'c's. Equivalent to str.replace(/c*$/, '').
|
|
|
+// /c*$/ is vulnerable to REDOS.
|
|
|
+// invert: Remove suffix of non-c chars instead. Default falsey.
|
|
|
+function rtrim(str, c, invert) {
|
|
|
+ if (str.length === 0) {
|
|
|
+ return '';
|
|
|
+ }
|
|
|
+
|
|
|
+ // Length of suffix matching the invert condition.
|
|
|
+ var suffLen = 0;
|
|
|
+
|
|
|
+ // Step left until we fail to match the invert condition.
|
|
|
+ while (suffLen < str.length) {
|
|
|
+ var currChar = str.charAt(str.length - suffLen - 1);
|
|
|
+ if (currChar === c && !invert) {
|
|
|
+ suffLen++;
|
|
|
+ } else if (currChar !== c && invert) {
|
|
|
+ suffLen++;
|
|
|
+ } else {
|
|
|
+ break;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ return str.substr(0, str.length - suffLen);
|
|
|
+}
|
|
|
+
|
|
|
+function findClosingBracket(str, b) {
|
|
|
+ if (str.indexOf(b[1]) === -1) {
|
|
|
+ return -1;
|
|
|
+ }
|
|
|
+ var level = 0;
|
|
|
+ for (var i = 0; i < str.length; i++) {
|
|
|
+ if (str[i] === '\\') {
|
|
|
+ i++;
|
|
|
+ } else if (str[i] === b[0]) {
|
|
|
+ level++;
|
|
|
+ } else if (str[i] === b[1]) {
|
|
|
+ level--;
|
|
|
+ if (level < 0) {
|
|
|
+ return i;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ return -1;
|
|
|
+}
|
|
|
+
|
|
|
+function checkSanitizeDeprecation(opt) {
|
|
|
+ if (opt && opt.sanitize && !opt.silent) {
|
|
|
+ console.warn('marked(): sanitize and sanitizer parameters are deprecated since version 0.7.0, should not be used and will be removed in the future. Read more here: https://marked.js.org/#/USING_ADVANCED.md#options');
|
|
|
+ }
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * Marked
|
|
|
+ */
|
|
|
+
|
|
|
+function marked(src, opt, callback) {
|
|
|
+ // throw error in case of non string input
|
|
|
+ if (typeof src === 'undefined' || src === null) {
|
|
|
+ throw new Error('marked(): input parameter is undefined or null');
|
|
|
+ }
|
|
|
+ if (typeof src !== 'string') {
|
|
|
+ throw new Error('marked(): input parameter is of type '
|
|
|
+ + Object.prototype.toString.call(src) + ', string expected');
|
|
|
+ }
|
|
|
+
|
|
|
+ if (callback || typeof opt === 'function') {
|
|
|
+ if (!callback) {
|
|
|
+ callback = opt;
|
|
|
+ opt = null;
|
|
|
+ }
|
|
|
+
|
|
|
+ opt = merge({}, marked.defaults, opt || {});
|
|
|
+ checkSanitizeDeprecation(opt);
|
|
|
+
|
|
|
+ var highlight = opt.highlight,
|
|
|
+ tokens,
|
|
|
+ pending,
|
|
|
+ i = 0;
|
|
|
+
|
|
|
+ try {
|
|
|
+ tokens = Lexer.lex(src, opt);
|
|
|
+ } catch (e) {
|
|
|
+ return callback(e);
|
|
|
+ }
|
|
|
+
|
|
|
+ pending = tokens.length;
|
|
|
+
|
|
|
+ var done = function(err) {
|
|
|
+ if (err) {
|
|
|
+ opt.highlight = highlight;
|
|
|
+ return callback(err);
|
|
|
+ }
|
|
|
+
|
|
|
+ var out;
|
|
|
+
|
|
|
+ try {
|
|
|
+ out = Parser.parse(tokens, opt);
|
|
|
+ } catch (e) {
|
|
|
+ err = e;
|
|
|
+ }
|
|
|
+
|
|
|
+ opt.highlight = highlight;
|
|
|
+
|
|
|
+ return err
|
|
|
+ ? callback(err)
|
|
|
+ : callback(null, out);
|
|
|
+ };
|
|
|
+
|
|
|
+ if (!highlight || highlight.length < 3) {
|
|
|
+ return done();
|
|
|
+ }
|
|
|
+
|
|
|
+ delete opt.highlight;
|
|
|
+
|
|
|
+ if (!pending) return done();
|
|
|
+
|
|
|
+ for (; i < tokens.length; i++) {
|
|
|
+ (function(token) {
|
|
|
+ if (token.type !== 'code') {
|
|
|
+ return --pending || done();
|
|
|
+ }
|
|
|
+ return highlight(token.text, token.lang, function(err, code) {
|
|
|
+ if (err) return done(err);
|
|
|
+ if (code == null || code === token.text) {
|
|
|
+ return --pending || done();
|
|
|
+ }
|
|
|
+ token.text = code;
|
|
|
+ token.escaped = true;
|
|
|
+ --pending || done();
|
|
|
+ });
|
|
|
+ })(tokens[i]);
|
|
|
+ }
|
|
|
+
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ try {
|
|
|
+ if (opt) opt = merge({}, marked.defaults, opt);
|
|
|
+ checkSanitizeDeprecation(opt);
|
|
|
+ return Parser.parse(Lexer.lex(src, opt), opt);
|
|
|
+ } catch (e) {
|
|
|
+ e.message += '\nPlease report this to https://github.com/markedjs/marked.';
|
|
|
+ if ((opt || marked.defaults).silent) {
|
|
|
+ return '<p>An error occurred:</p><pre>'
|
|
|
+ + escape(e.message + '', true)
|
|
|
+ + '</pre>';
|
|
|
+ }
|
|
|
+ throw e;
|
|
|
+ }
|
|
|
+}
|
|
|
+
|
|
|
+/**
|
|
|
+ * Options
|
|
|
+ */
|
|
|
+
|
|
|
+marked.options =
|
|
|
+marked.setOptions = function(opt) {
|
|
|
+ merge(marked.defaults, opt);
|
|
|
+ return marked;
|
|
|
+};
|
|
|
+
|
|
|
+marked.getDefaults = function() {
|
|
|
+ return {
|
|
|
+ baseUrl: null,
|
|
|
+ breaks: false,
|
|
|
+ gfm: true,
|
|
|
+ headerIds: true,
|
|
|
+ headerPrefix: '',
|
|
|
+ highlight: null,
|
|
|
+ langPrefix: 'language-',
|
|
|
+ mangle: true,
|
|
|
+ pedantic: false,
|
|
|
+ renderer: new Renderer(),
|
|
|
+ sanitize: false,
|
|
|
+ sanitizer: null,
|
|
|
+ silent: false,
|
|
|
+ smartLists: false,
|
|
|
+ smartypants: false,
|
|
|
+ xhtml: false
|
|
|
+ };
|
|
|
+};
|
|
|
+
|
|
|
+marked.defaults = marked.getDefaults();
|
|
|
+
|
|
|
+/**
|
|
|
+ * Expose
|
|
|
+ */
|
|
|
+
|
|
|
+marked.Parser = Parser;
|
|
|
+marked.parser = Parser.parse;
|
|
|
+
|
|
|
+marked.Renderer = Renderer;
|
|
|
+marked.TextRenderer = TextRenderer;
|
|
|
+
|
|
|
+marked.Lexer = Lexer;
|
|
|
+marked.lexer = Lexer.lex;
|
|
|
+
|
|
|
+marked.InlineLexer = InlineLexer;
|
|
|
+marked.inlineLexer = InlineLexer.output;
|
|
|
+
|
|
|
+marked.Slugger = Slugger;
|
|
|
+
|
|
|
+marked.parse = marked;
|
|
|
+
|
|
|
+if (typeof module !== 'undefined' && typeof exports === 'object') {
|
|
|
+ module.exports = marked;
|
|
|
+} else if (typeof define === 'function' && define.amd) {
|
|
|
+ define(function() { return marked; });
|
|
|
+} else {
|
|
|
+ root.marked = marked;
|
|
|
+}
|
|
|
+})(this || (typeof window !== 'undefined' ? window : global));
|
burningTyger