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Diffstat (limited to 'examples/webengine/recipebrowser/resources/pages/assets/3rdparty/marked.js')
| -rw-r--r-- | examples/webengine/recipebrowser/resources/pages/assets/3rdparty/marked.js | 1514 |
1 files changed, 1514 insertions, 0 deletions
diff --git a/examples/webengine/recipebrowser/resources/pages/assets/3rdparty/marked.js b/examples/webengine/recipebrowser/resources/pages/assets/3rdparty/marked.js new file mode 100644 index 000000000..33c02d9cf --- /dev/null +++ b/examples/webengine/recipebrowser/resources/pages/assets/3rdparty/marked.js @@ -0,0 +1,1514 @@ +/** + * marked - a markdown parser + * Copyright (c) 2011-2014, Christopher Jeffrey. (MIT Licensed) + * https://github.com/markedjs/marked + */ + +;(function(root) { +'use strict'; + +/** + * Block-Level Grammar + */ + +var block = { + newline: /^\n+/, + code: /^( {4}[^\n]+\n*)+/, + fences: noop, + hr: /^ {0,3}((?:- *){3,}|(?:_ *){3,}|(?:\* *){3,})(?:\n+|$)/, + heading: /^ *(#{1,6}) *([^\n]+?) *(?:#+ *)?(?:\n+|$)/, + nptable: noop, + blockquote: /^( {0,3}> ?(paragraph|[^\n]*)(?:\n|$))+/, + list: /^( *)(bull) [\s\S]+?(?:hr|def|\n{2,}(?! )(?!\1bull )\n*|\s*$)/, + html: '^ {0,3}(?:' // optional indentation + + '<(script|pre|style)[\\s>][\\s\\S]*?(?:</\\1>[^\\n]*\\n+|$)' // (1) + + '|comment[^\\n]*(\\n+|$)' // (2) + + '|<\\?[\\s\\S]*?\\?>\\n*' // (3) + + '|<![A-Z][\\s\\S]*?>\\n*' // (4) + + '|<!\\[CDATA\\[[\\s\\S]*?\\]\\]>\\n*' // (5) + + '|</?(tag)(?: +|\\n|/?>)[\\s\\S]*?(?:\\n{2,}|$)' // (6) + + '|<(?!script|pre|style)([a-z][\\w-]*)(?:attribute)*? */?>(?=\\h*\\n)[\\s\\S]*?(?:\\n{2,}|$)' // (7) open tag + + '|</(?!script|pre|style)[a-z][\\w-]*\\s*>(?=\\h*\\n)[\\s\\S]*?(?:\\n{2,}|$)' // (7) closing tag + + ')', + def: /^ {0,3}\[(label)\]: *\n? *<?([^\s>]+)>?(?:(?: +\n? *| *\n *)(title))? *(?:\n+|$)/, + table: noop, + lheading: /^([^\n]+)\n *(=|-){2,} *(?:\n+|$)/, + paragraph: /^([^\n]+(?:\n(?!hr|heading|lheading| {0,3}>|<\/?(?:tag)(?: +|\n|\/?>)|<(?:script|pre|style|!--))[^\n]+)*)/, + text: /^[^\n]+/ +}; + +block._label = /(?!\s*\])(?:\\[\[\]]|[^\[\]])+/; +block._title = /(?:"(?:\\"?|[^"\\])*"|'[^'\n]*(?:\n[^'\n]+)*\n?'|\([^()]*\))/; +block.def = edit(block.def) + .replace('label', block._label) + .replace('title', block._title) + .getRegex(); + +block.bullet = /(?:[*+-]|\d+\.)/; +block.item = /^( *)(bull) [^\n]*(?:\n(?!\1bull )[^\n]*)*/; +block.item = edit(block.item, 'gm') + .replace(/bull/g, block.bullet) + .getRegex(); + +block.list = edit(block.list) + .replace(/bull/g, block.bullet) + .replace('hr', '\\n+(?=\\1?(?:(?:- *){3,}|(?:_ *){3,}|(?:\\* *){3,})(?:\\n+|$))') + .replace('def', '\\n+(?=' + block.def.source + ')') + .getRegex(); + +block._tag = 'address|article|aside|base|basefont|blockquote|body|caption' + + '|center|col|colgroup|dd|details|dialog|dir|div|dl|dt|fieldset|figcaption' + + '|figure|footer|form|frame|frameset|h[1-6]|head|header|hr|html|iframe' + + '|legend|li|link|main|menu|menuitem|meta|nav|noframes|ol|optgroup|option' + + '|p|param|section|source|summary|table|tbody|td|tfoot|th|thead|title|tr' + + '|track|ul'; +block._comment = /<!--(?!-?>)[\s\S]*?-->/; +block.html = edit(block.html, 'i') + .replace('comment', block._comment) + .replace('tag', block._tag) + .replace('attribute', / +[a-zA-Z:_][\w.:-]*(?: *= *"[^"\n]*"| *= *'[^'\n]*'| *= *[^\s"'=<>`]+)?/) + .getRegex(); + +block.paragraph = edit(block.paragraph) + .replace('hr', block.hr) + .replace('heading', block.heading) + .replace('lheading', block.lheading) + .replace('tag', block._tag) // pars can be interrupted by type (6) html blocks + .getRegex(); + +block.blockquote = edit(block.blockquote) + .replace('paragraph', block.paragraph) + .getRegex(); + +/** + * Normal Block Grammar + */ + +block.normal = merge({}, block); + +/** + * GFM Block Grammar + */ + +block.gfm = merge({}, block.normal, { + fences: /^ *(`{3,}|~{3,})[ \.]*(\S+)? *\n([\s\S]*?)\n? *\1 *(?:\n+|$)/, + paragraph: /^/, + heading: /^ *(#{1,6}) +([^\n]+?) *#* *(?:\n+|$)/ +}); + +block.gfm.paragraph = edit(block.paragraph) + .replace('(?!', '(?!' + + block.gfm.fences.source.replace('\\1', '\\2') + '|' + + block.list.source.replace('\\1', '\\3') + '|') + .getRegex(); + +/** + * GFM + Tables Block Grammar + */ + +block.tables = merge({}, block.gfm, { + nptable: /^ *([^|\n ].*\|.*)\n *([-:]+ *\|[-| :]*)(?:\n((?:.*[^>\n ].*(?:\n|$))*)\n*|$)/, + table: /^ *\|(.+)\n *\|?( *[-:]+[-| :]*)(?:\n((?: *[^>\n ].*(?:\n|$))*)\n*|$)/ +}); + +/** + * Pedantic grammar + */ + +block.pedantic = merge({}, block.normal, { + html: edit( + '^ *(?:comment *(?:\\n|\\s*$)' + + '|<(tag)[\\s\\S]+?</\\1> *(?:\\n{2,}|\\s*$)' // closed tag + + '|<tag(?:"[^"]*"|\'[^\']*\'|\\s[^\'"/>\\s]*)*?/?> *(?:\\n{2,}|\\s*$))') + .replace('comment', block._comment) + .replace(/tag/g, '(?!(?:' + + 'a|em|strong|small|s|cite|q|dfn|abbr|data|time|code|var|samp|kbd|sub' + + '|sup|i|b|u|mark|ruby|rt|rp|bdi|bdo|span|br|wbr|ins|del|img)' + + '\\b)\\w+(?!:|[^\\w\\s@]*@)\\b') + .getRegex(), + def: /^ *\[([^\]]+)\]: *<?([^\s>]+)>?(?: +(["(][^\n]+[")]))? *(?:\n+|$)/ +}); + +/** + * Block Lexer + */ + +function Lexer(options) { + this.tokens = []; + this.tokens.links = {}; + this.options = options || marked.defaults; + this.rules = block.normal; + + if (this.options.pedantic) { + this.rules = block.pedantic; + } else if (this.options.gfm) { + if (this.options.tables) { + this.rules = block.tables; + } else { + this.rules = block.gfm; + } + } +} + +/** + * Expose Block Rules + */ + +Lexer.rules = block; + +/** + * Static Lex Method + */ + +Lexer.lex = function(src, options) { + var lexer = new Lexer(options); + return lexer.lex(src); +}; + +/** + * Preprocessing + */ + +Lexer.prototype.lex = function(src) { + src = src + .replace(/\r\n|\r/g, '\n') + .replace(/\t/g, ' ') + .replace(/\u00a0/g, ' ') + .replace(/\u2424/g, '\n'); + + return this.token(src, true); +}; + +/** + * Lexing + */ + +Lexer.prototype.token = function(src, top) { + src = src.replace(/^ +$/gm, ''); + var next, + loose, + cap, + bull, + b, + item, + space, + i, + tag, + l, + isordered, + istask, + ischecked; + + while (src) { + // newline + if (cap = this.rules.newline.exec(src)) { + src = src.substring(cap[0].length); + if (cap[0].length > 1) { + this.tokens.push({ + type: 'space' + }); + } + } + + // code + if (cap = this.rules.code.exec(src)) { + src = src.substring(cap[0].length); + cap = cap[0].replace(/^ {4}/gm, ''); + this.tokens.push({ + type: 'code', + text: !this.options.pedantic + ? cap.replace(/\n+$/, '') + : cap + }); + continue; + } + + // fences (gfm) + if (cap = this.rules.fences.exec(src)) { + src = src.substring(cap[0].length); + this.tokens.push({ + type: 'code', + lang: cap[2], + text: cap[3] || '' + }); + continue; + } + + // heading + if (cap = this.rules.heading.exec(src)) { + src = src.substring(cap[0].length); + this.tokens.push({ + type: 'heading', + depth: cap[1].length, + text: cap[2] + }); + continue; + } + + // table no leading pipe (gfm) + if (top && (cap = this.rules.nptable.exec(src))) { + item = { + type: 'table', + header: splitCells(cap[1].replace(/^ *| *\| *$/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], item.header.length); + } + + this.tokens.push(item); + + continue; + } + } + + // hr + if (cap = this.rules.hr.exec(src)) { + src = src.substring(cap[0].length); + this.tokens.push({ + type: 'hr' + }); + continue; + } + + // blockquote + if (cap = this.rules.blockquote.exec(src)) { + src = src.substring(cap[0].length); + + this.tokens.push({ + type: 'blockquote_start' + }); + + cap = cap[0].replace(/^ *> ?/gm, ''); + + // Pass `top` to keep the current + // "toplevel" state. This is exactly + // how markdown.pl works. + this.token(cap, top); + + this.tokens.push({ + type: 'blockquote_end' + }); + + continue; + } + + // list + if (cap = this.rules.list.exec(src)) { + src = src.substring(cap[0].length); + bull = cap[2]; + isordered = bull.length > 1; + + this.tokens.push({ + type: 'list_start', + ordered: isordered, + start: isordered ? +bull : '' + }); + + // Get each top-level item. + cap = cap[0].match(this.rules.item); + + next = false; + l = cap.length; + i = 0; + + for (; i < l; i++) { + item = cap[i]; + + // Remove the list item's bullet + // so it is seen as the next token. + space = item.length; + item = item.replace(/^ *([*+-]|\d+\.) +/, ''); + + // Outdent whatever the + // list item contains. Hacky. + if (~item.indexOf('\n ')) { + space -= item.length; + item = !this.options.pedantic + ? item.replace(new RegExp('^ {1,' + space + '}', 'gm'), '') + : item.replace(/^ {1,4}/gm, ''); + } + + // Determine whether the next list item belongs here. + // Backpedal if it does not belong in this list. + if (this.options.smartLists && i !== l - 1) { + b = block.bullet.exec(cap[i + 1])[0]; + if (bull !== b && !(bull.length > 1 && b.length > 1)) { + src = cap.slice(i + 1).join('\n') + src; + i = l - 1; + } + } + + // Determine whether item is loose or not. + // Use: /(^|\n)(?! )[^\n]+\n\n(?!\s*$)/ + // for discount behavior. + loose = next || /\n\n(?!\s*$)/.test(item); + if (i !== l - 1) { + next = item.charAt(item.length - 1) === '\n'; + if (!loose) loose = next; + } + + // Check for task list items + istask = /^\[[ xX]\] /.test(item); + ischecked = undefined; + if (istask) { + ischecked = item[1] !== ' '; + item = item.replace(/^\[[ xX]\] +/, ''); + } + + this.tokens.push({ + type: loose + ? 'loose_item_start' + : 'list_item_start', + task: istask, + checked: ischecked + }); + + // Recurse. + this.token(item, false); + + this.tokens.push({ + type: 'list_item_end' + }); + } + + 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: 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 (top && (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(/^ *\| *| *\| *$/g, ''), + item.header.length); + } + + this.tokens.push(item); + + continue; + } + } + + // lheading + if (cap = this.rules.lheading.exec(src)) { + src = src.substring(cap[0].length); + this.tokens.push({ + type: 'heading', + depth: cap[2] === '=' ? 1 : 2, + text: cap[1] + }); + continue; + } + + // top-level paragraph + if (top && (cap = this.rules.paragraph.exec(src))) { + src = src.substring(cap[0].length); + this.tokens.push({ + type: 'paragraph', + text: cap[1].charAt(cap[1].length - 1) === '\n' + ? cap[1].slice(0, -1) + : cap[1] + }); + continue; + } + + // text + if (cap = this.rules.text.exec(src)) { + // Top-level should never reach here. + src = src.substring(cap[0].length); + this.tokens.push({ + type: 'text', + text: cap[0] + }); + continue; + } + + if (src) { + throw new Error('Infinite loop on byte: ' + src.charCodeAt(0)); + } + } + + return this.tokens; +}; + +/** + * Inline-Level Grammar + */ + +var inline = { + escape: /^\\([!"#$%&'()*+,\-./:;<=>?@\[\]\\^_`{|}~])/, + 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: /^!?\[(label)\]\(href(?:\s+(title))?\s*\)/, + reflink: /^!?\[(label)\]\[(?!\s*\])((?:\\[\[\]]?|[^\[\]\\])+)\]/, + nolink: /^!?\[(?!\s*\])((?:\[[^\[\]]*\]|\\[\[\]]|[^\[\]])*)\](?:\[\])?/, + strong: /^__([^\s][\s\S]*?[^\s])__(?!_)|^\*\*([^\s][\s\S]*?[^\s])\*\*(?!\*)|^__([^\s])__(?!_)|^\*\*([^\s])\*\*(?!\*)/, + em: /^_([^\s][\s\S]*?[^\s_])_(?!_)|^_([^\s_][\s\S]*?[^\s])_(?!_)|^\*([^\s][\s\S]*?[^\s*])\*(?!\*)|^\*([^\s*][\s\S]*?[^\s])\*(?!\*)|^_([^\s_])_(?!_)|^\*([^\s*])\*(?!\*)/, + code: /^(`+)\s*([\s\S]*?[^`]?)\s*\1(?!`)/, + br: /^ {2,}\n(?!\s*$)/, + del: noop, + text: /^[\s\S]+?(?=[\\<!\[`*]|\b_| {2,}\n|$)/ +}; + +inline._escapes = /\\([!"#$%&'()*+,\-./:;<=>?@\[\]\\^_`{|}~])/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<>\\])*>|(?:\\[()]?|\([^\s\x00-\x1f()\\]*\)|[^\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(), + url: edit(/^((?:ftp|https?):\/\/|www\.)(?:[a-zA-Z0-9\-]+\.?)+[^\s<]*|^email/) + .replace('email', inline._email) + .getRegex(), + _backpedal: /(?:[^?!.,:;*_~()&]+|\([^)]*\)|&(?![a-zA-Z0-9]+;$)|[?!.,:;*_~)]+(?!$))+/, + del: /^~~(?=\S)([\s\S]*?\S)~~/, + text: edit(inline.text) + .replace(']|', '~]|') + .replace('|', '|https?://|ftp://|www\\.|[a-zA-Z0-9.!#$%&\'*+/=?^_`{\\|}~-]+@|') + .getRegex() +}); + +/** + * GFM + Line Breaks Inline Grammar + */ + +inline.breaks = merge({}, inline.gfm, { + br: edit(inline.br).replace('{2,}', '*').getRegex(), + text: edit(inline.gfm.text).replace('{2,}', '*').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; + + while (src) { + // escape + if (cap = this.rules.escape.exec(src)) { + src = src.substring(cap[0].length); + out += 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))) { + cap[0] = this.rules._backpedal.exec(cap[0])[0]; + src = src.substring(cap[0].length); + if (cap[2] === '@') { + text = escape(cap[0]); + href = 'mailto:' + text; + } else { + text = escape(cap[0]); + if (cap[1] === 'www.') { + href = 'http://' + text; + } else { + href = text; + } + } + out += this.renderer.link(href, null, text); + 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; + } + 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)) { + 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; + } + + // text + if (cap = this.rules.text.exec(src)) { + src = src.substring(cap[0].length); + 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, lang, escaped) { + 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) { + if (this.options.headerIds) { + return '<h' + + level + + ' id="' + + this.options.headerPrefix + + raw.toLowerCase().replace(/[^\w]+/g, '-') + + '">' + + 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) { + if (this.options.sanitize) { + try { + var prot = decodeURIComponent(unescape(href)) + .replace(/[^\w:]/g, '') + .toLowerCase(); + } catch (e) { + return text; + } + if (prot.indexOf('javascript:') === 0 || prot.indexOf('vbscript:') === 0 || prot.indexOf('data:') === 0) { + return text; + } + } + if (this.options.baseUrl && !originIndependentUrl.test(href)) { + href = resolveUrl(this.options.baseUrl, href); + } + try { + href = encodeURI(href).replace(/%25/g, '%'); + } catch (e) { + 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) { + if (this.options.baseUrl && !originIndependentUrl.test(href)) { + href = resolveUrl(this.options.baseUrl, href); + } + 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; +} + +/** + * 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() { + return this.token = this.tokens.pop(); +}; + +/** + * 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))); + } + 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 = ''; + + if (this.token.task) { + body += this.renderer.checkbox(this.token.checked); + } + + while (this.next().type !== 'list_item_end') { + body += this.token.type === 'text' + ? this.parseText() + : this.tok(); + } + + return this.renderer.listitem(body); + } + case 'loose_item_start': { + body = ''; + + while (this.next().type !== 'list_item_end') { + body += this.tok(); + } + + return this.renderer.listitem(body); + } + 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()); + } + } +}; + +/** + * Helpers + */ + +function escape(html, encode) { + return html + .replace(!encode ? /&(?!#?\w+;)/g : /&/g, '&') + .replace(/</g, '<') + .replace(/>/g, '>') + .replace(/"/g, '"') + .replace(/'/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, '$1'); + regex = regex.replace(name, val); + return this; + }, + getRegex: function() { + return new RegExp(regex, opt); + } + }; +} + +function resolveUrl(base, href) { + if (!baseUrls[' ' + base]) { + // we can ignore everything in base after the last slash of its path component, + // but we might need to add _that_ + // https://tools.ietf.org/html/rfc3986#section-3 + if (/^[^:]+:\/*[^/]*$/.test(base)) { + baseUrls[' ' + base] = base + '/'; + } else { + baseUrls[' ' + base] = base.replace(/[^/]*$/, ''); + } + } + 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) { + var cells = tableRow.replace(/([^\\])\|/g, '$1 |').split(/ +\| */), + i = 0; + + if (cells.length > count) { + cells.splice(count); + } else { + while (cells.length < count) cells.push(''); + } + + for (; i < cells.length; i++) { + cells[i] = cells[i].replace(/\\\|/g, '|'); + } + return cells; +} + +/** + * 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 || {}); + + 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); + 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, + tables: true, + 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.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)); |