1 | 'use strict';
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2 |
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3 | function merge(obj) {
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4 | var arguments$1 = arguments;
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5 |
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6 | var i = 1;
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7 | var target;
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8 | var key;
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9 |
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10 | for (; i < arguments.length; i++) {
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11 | target = arguments$1[i];
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12 | for (key in target) {
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13 | if (Object.prototype.hasOwnProperty.call(target, key)) {
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14 | obj[key] = target[key];
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15 | }
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16 | }
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17 | }
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18 |
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19 | return obj
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20 | }
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21 |
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22 | function noop() {}
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23 | noop.exec = noop;
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24 |
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25 | function escape$1(html, encode) {
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26 | return html
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27 | .replace(encode ? /&/g : /&(?!#?\w+;)/g, '&')
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28 | .replace(/</g, '<')
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29 | .replace(/>/g, '>')
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30 | .replace(/"/g, '"')
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31 | .replace(/'/g, ''')
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32 | }
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33 |
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34 | function unescape(html) {
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35 |
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36 | return html.replace(/&(#(?:\d+)|(?:#x[0-9A-Fa-f]+)|(?:\w+));?/g, function (_, n) {
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37 | n = n.toLowerCase();
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38 | if (n === 'colon') { return ':' }
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39 | if (n.charAt(0) === '#') {
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40 | return n.charAt(1) === 'x' ?
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41 | String.fromCharCode(parseInt(n.substring(2), 16)) :
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42 | String.fromCharCode(Number(n.substring(1)))
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43 | }
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44 | return ''
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45 | })
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46 | }
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47 |
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48 | function replace(regex, opt) {
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49 | regex = regex.source;
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50 | opt = opt || '';
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51 | return function self(name, val) {
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52 | if (!name) { return new RegExp(regex, opt) }
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53 | val = val.source || val;
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54 | val = val.replace(/(^|[^\[])\^/g, '$1');
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55 | regex = regex.replace(name, val);
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56 | return self
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57 | }
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58 | }
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59 |
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60 | function slugify(input) {
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61 | return input
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62 |
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63 | .replace(/<(?:.|\n)*?>/gm, '')
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64 | .replace(/[!\"#$%&'\(\)\*\+,\/:;<=>\?\@\[\\\]\^`\{\|\}~]/g, '')
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65 |
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66 | .replace(/(\s|\.)/g, '-')
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67 |
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68 | .replace(/-{2,}/g, '-')
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69 |
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70 | .toLowerCase()
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71 | }
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72 |
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73 | var Renderer = function Renderer(options) {
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74 | this.options = options || {};
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75 | this._headings = [];
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76 | };
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77 |
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78 | Renderer.prototype.code = function code (code$1, lang, escaped) {
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79 | if (this.options.highlight) {
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80 | var out = this.options.highlight(code$1, lang);
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81 | if (out !== null && out !== code$1) {
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82 | escaped = true;
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83 | code$1 = out;
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84 | }
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85 | }
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86 |
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87 | if (!lang) {
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88 | return ("<pre><code>" + (escaped ? code$1 : escape$1(code$1, true)) + "\n</code></pre>")
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89 | }
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90 |
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91 | return ("<pre><code class=\"" + (this.options.langPrefix) + (escape$1(lang, true)) + "\">" + (escaped ? code$1 : escape$1(code$1, true)) + "\n</code></pre>\n")
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92 | };
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93 |
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94 | Renderer.prototype.blockquote = function blockquote (quote) {
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95 | return ("<blockquote>\n" + quote + "</blockquote>\n")
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96 | };
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97 |
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98 | Renderer.prototype.html = function html (html$1) {
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99 | return html$1
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100 | };
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101 |
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102 | Renderer.prototype.heading = function heading (text, level, raw) {
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103 | var slug = slugify(raw);
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104 | var count = this._headings.filter(function (h) { return h === raw; }).length;
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105 | if (count > 0) {
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106 | slug += "-" + count;
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107 | }
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108 | this._headings.push(raw);
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109 | return ("<h" + level + " id=\"" + (this.options.headerPrefix) + slug + "\">" + text + "</h" + level + ">\n")
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110 | };
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111 |
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112 | Renderer.prototype.hr = function hr () {
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113 | return this.options.xhtml ? '<hr/>\n' : '<hr>\n'
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114 | };
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115 |
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116 | Renderer.prototype.list = function list (body, ordered, taskList) {
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117 | var type = ordered ? 'ol' : 'ul';
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118 | var classNames = taskList ? ' class="task-list"' : '';
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119 | return ("<" + type + classNames + ">\n" + body + "</" + type + ">\n")
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120 | };
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121 |
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122 | Renderer.prototype.listitem = function listitem (text, checked) {
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123 | if (checked === undefined) {
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124 | return ("<li>" + text + "</li>\n")
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125 | }
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126 |
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127 | return '<li class="task-list-item">' +
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128 | '<input type="checkbox" class="task-list-item-checkbox"' +
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129 | (checked ? ' checked' : '') +
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130 | '> ' +
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131 | text +
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132 | '</li>\n'
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133 | };
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134 |
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135 | Renderer.prototype.paragraph = function paragraph (text) {
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136 | return ("<p>" + text + "</p>\n")
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137 | };
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138 |
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139 | Renderer.prototype.table = function table (header, body) {
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140 | return ("<table>\n<thead>\n" + header + "</thead>\n<tbody>\n" + body + "</tbody>\n</table>\n")
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141 | };
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142 |
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143 | Renderer.prototype.tablerow = function tablerow (content) {
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144 | return ("<tr>\n" + content + "</tr>\n")
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145 | };
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146 |
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147 | Renderer.prototype.tablecell = function tablecell (content, flags) {
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148 | var type = flags.header ? 'th' : 'td';
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149 | var tag = flags.align ?
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150 | ("<" + type + " style=\"text-align:" + (flags.align) + "\">") :
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151 | ("<" + type + ">");
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152 | return ((tag + content) + "</" + type + ">\n")
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153 | };
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154 |
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155 |
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156 | Renderer.prototype.strong = function strong (text) {
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157 | return ("<strong>" + text + "</strong>")
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158 | };
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159 |
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160 | Renderer.prototype.em = function em (text) {
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161 | return ("<em>" + text + "</em>")
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162 | };
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163 |
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164 | Renderer.prototype.codespan = function codespan (text) {
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165 | return ("<code>" + text + "</code>")
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166 | };
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167 |
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168 | Renderer.prototype.br = function br () {
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169 | return this.options.xhtml ? '<br/>' : '<br>'
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170 | };
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171 |
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172 | Renderer.prototype.del = function del (text) {
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173 | return ("<del>" + text + "</del>")
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174 | };
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175 |
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176 | Renderer.prototype.link = function link (href, title, text) {
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177 | if (this.options.sanitize) {
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178 | var prot;
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179 | try {
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180 | prot = decodeURIComponent(unescape(href))
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181 | .replace(/[^\w:]/g, '')
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182 | .toLowerCase();
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183 | } catch (err) {
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184 | return ''
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185 | }
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186 | if (prot.indexOf('javascript:') === 0 || prot.indexOf('vbscript:') === 0 || prot.indexOf('data:') === 0) {
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187 | return ''
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188 | }
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189 | }
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190 | var out = "<a href=\"" + href + "\"";
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191 | if (title) {
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192 | out += " title=\"" + title + "\"";
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193 | }
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194 | out += ">" + text + "</a>";
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195 | return out
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196 | };
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197 |
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198 | Renderer.prototype.image = function image (href, title, text) {
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199 | var out = "<img src=\"" + href + "\" alt=\"" + text + "\"";
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200 | if (title) {
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201 | out += " title=\"" + title + "\"";
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202 | }
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203 | out += this.options.xhtml ? '/>' : '>';
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204 | return out
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205 | };
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206 |
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207 | Renderer.prototype.text = function text (text$1) {
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208 | return text$1
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209 | };
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210 |
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211 | var defaultOptions = {
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212 | gfm: true,
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213 | tables: true,
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214 | taskLists: true,
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215 | breaks: false,
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216 | pedantic: false,
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217 | sanitize: false,
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218 | sanitizer: null,
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219 | mangle: true,
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220 | smartLists: false,
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221 | silent: false,
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222 | highlight: null,
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223 | langPrefix: 'lang-',
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224 | smartypants: false,
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225 | headerPrefix: '',
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226 | renderer: new Renderer(),
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227 | xhtml: false
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228 | };
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229 |
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230 |
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231 |
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232 |
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233 |
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234 | var inline = {
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235 | escape: /^\\([\\`*{}[\]()#+\-.!_>])/,
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236 | autolink: /^<([^ >]+(@|:\/)[^ >]+)>/,
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237 | url: noop,
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238 | tag: /^<!--[\s\S]*?-->|^<\/?\w+(?:"[^"]*"|'[^']*'|[^'">])*?>/,
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239 | link: /^!?\[(inside)\]\(href\)/,
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240 | reflink: /^!?\[(inside)\]\s*\[([^\]]*)\]/,
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241 | nolink: /^!?\[((?:\[[^\]]*\]|[^[\]])*)\]/,
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242 | strong: /^__([\s\S]+?)__(?!_)|^\*\*([\s\S]+?)\*\*(?!\*)/,
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243 | em: /^\b_((?:[^_]|__)+?)_\b|^\*((?:\*\*|[\s\S])+?)\*(?!\*)/,
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244 | code: /^(`+)\s*([\s\S]*?[^`])\s*\1(?!`)/,
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245 | br: /^ {2,}\n(?!\s*$)/,
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246 | del: noop,
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247 | text: /^[\s\S]+?(?=[\\<![_*`]| {2,}\n|$)/
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248 | };
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249 |
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250 | inline._inside = /(?:\[[^\]]*\]|[^[\]]|\](?=[^[]*\]))*/;
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251 | inline._href = /\s*<?([\s\S]*?)>?(?:\s+['"]([\s\S]*?)['"])?\s*/;
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252 |
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253 | inline.link = replace(inline.link)
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254 | ('inside', inline._inside)
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255 | ('href', inline._href)
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256 | ();
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257 |
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258 | inline.reflink = replace(inline.reflink)
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259 | ('inside', inline._inside)
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260 | ();
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261 |
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262 |
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263 |
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264 |
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265 |
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266 | inline.normal = merge ({}, inline);
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267 |
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268 |
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269 |
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270 |
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271 |
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272 | inline.pedantic = merge ({}, inline.normal, {
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273 | strong: /^__(?=\S)([\s\S]*?\S)__(?!_)|^\*\*(?=\S)([\s\S]*?\S)\*\*(?!\*)/,
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274 | em: /^_(?=\S)([\s\S]*?\S)_(?!_)|^\*(?=\S)([\s\S]*?\S)\*(?!\*)/
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275 | });
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276 |
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277 |
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278 |
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279 |
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280 |
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281 | inline.gfm = merge ({}, inline.normal, {
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282 | escape: replace(inline.escape) ('])', '~|])') (),
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283 | url: /^(https?:\/\/[^\s<]+[^<.,:;"')\]\s])/,
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284 | del: /^~~(?=\S)([\s\S]*?\S)~~/,
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285 | text: replace(inline.text)
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286 | (']|', '~]|')
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287 | ('|', '|https?://|')
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288 | ()
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289 | });
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290 |
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291 |
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292 |
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293 |
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294 |
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295 | inline.breaks = merge ({}, inline.gfm, {
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296 | br: replace(inline.br) ('{2,}', '*') (),
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297 | text: replace(inline.gfm.text) ('{2,}', '*') ()
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298 | });
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299 |
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300 | var InlineLexer = function InlineLexer(links, options) {
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301 | if ( options === void 0 ) options = defaultOptions;
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302 |
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303 | this.options = options;
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304 | this.links = links;
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305 | this.renderer = this.options.renderer || new Renderer();
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306 | this.renderer.options = this.options;
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307 |
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308 | if (!this.links) {
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309 | throw new Error('Tokens array requires a `links` property.')
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310 | }
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311 |
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312 | if (this.options.gfm) {
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313 | if (this.options.breaks) {
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314 | this.rules = inline.breaks;
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315 | } else {
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316 | this.rules = inline.gfm;
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317 | }
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318 | } else if (this.options.pedantic) {
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319 | this.rules = inline.pedantic;
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320 | } else {
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321 | this.rules = inline.normal;
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322 | }
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323 | };
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324 |
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325 | InlineLexer.output = function output (src, links, options) {
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326 | return new InlineLexer(links, options).output(src)
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327 | };
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328 |
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329 | InlineLexer.prototype.output = function output (src) {
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330 | var this$1 = this;
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331 |
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332 | var out = '';
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333 | var link;
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334 | var text;
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335 | var href;
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336 | var cap;
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337 |
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338 | while (src) {
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339 |
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340 | if (cap = this$1.rules.escape.exec(src)) {
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341 | src = src.substring(cap[0].length);
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342 | out += cap[1];
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343 | continue
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344 | }
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345 |
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346 |
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347 | if (cap = this$1.rules.autolink.exec(src)) {
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348 | src = src.substring(cap[0].length);
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349 | if (cap[2] === '@') {
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350 | text = cap[1].charAt(6) === ':' ?
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351 | this$1.mangle(cap[1].substring(7)) :
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352 | this$1.mangle(cap[1]);
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353 | href = this$1.mangle('mailto:') + text;
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354 | } else {
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355 | text = escape$1(cap[1]);
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356 | href = text;
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357 | }
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358 | out += this$1.renderer.link(href, null, text);
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359 | continue
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360 | }
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361 |
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362 |
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363 | if (!this$1.inLink && (cap = this$1.rules.url.exec(src))) {
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364 | src = src.substring(cap[0].length);
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365 | text = escape$1(cap[1]);
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366 | href = text;
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367 | out += this$1.renderer.link(href, null, text);
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368 | continue
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369 | }
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370 |
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371 |
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372 | if (cap = this$1.rules.tag.exec(src)) {
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373 | if (!this$1.inLink && /^<a /i.test(cap[0])) {
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374 | this$1.inLink = true;
|
375 | } else if (this$1.inLink && /^<\/a>/i.test(cap[0])) {
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376 | this$1.inLink = false;
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377 | }
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378 | src = src.substring(cap[0].length);
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379 | out += this$1.options.sanitize ?
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380 | this$1.options.sanitizer ?
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381 | this$1.options.sanitizer(cap[0]) :
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382 | escape$1(cap[0]) :
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383 | cap[0];
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384 | continue
|
385 | }
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386 |
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387 |
|
388 | if (cap = this$1.rules.link.exec(src)) {
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389 | src = src.substring(cap[0].length);
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390 | this$1.inLink = true;
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391 | out += this$1.outputLink(cap, {
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392 | href: cap[2],
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393 | title: cap[3]
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394 | });
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395 | this$1.inLink = false;
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396 | continue
|
397 | }
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398 |
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399 |
|
400 | if ((cap = this$1.rules.reflink.exec(src)) ||
|
401 | (cap = this$1.rules.nolink.exec(src))) {
|
402 | src = src.substring(cap[0].length);
|
403 | link = (cap[2] || cap[1]).replace(/\s+/g, ' ');
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404 | link = this$1.links[link.toLowerCase()];
|
405 | if (!link || !link.href) {
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406 | out += cap[0].charAt(0);
|
407 | src = cap[0].substring(1) + src;
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408 | continue
|
409 | }
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410 | this$1.inLink = true;
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411 | out += this$1.outputLink(cap, link);
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412 | this$1.inLink = false;
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413 | continue
|
414 | }
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415 |
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416 |
|
417 | if (cap = this$1.rules.strong.exec(src)) {
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418 | src = src.substring(cap[0].length);
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419 | out += this$1.renderer.strong(this$1.output(cap[2] || cap[1]));
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420 | continue
|
421 | }
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422 |
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423 |
|
424 | if (cap = this$1.rules.em.exec(src)) {
|
425 | src = src.substring(cap[0].length);
|
426 | out += this$1.renderer.em(this$1.output(cap[2] || cap[1]));
|
427 | continue
|
428 | }
|
429 |
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430 |
|
431 | if (cap = this$1.rules.code.exec(src)) {
|
432 | src = src.substring(cap[0].length);
|
433 | out += this$1.renderer.codespan(escape$1(cap[2], true));
|
434 | continue
|
435 | }
|
436 |
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437 |
|
438 | if (cap = this$1.rules.br.exec(src)) {
|
439 | src = src.substring(cap[0].length);
|
440 | out += this$1.renderer.br();
|
441 | continue
|
442 | }
|
443 |
|
444 |
|
445 | if (cap = this$1.rules.del.exec(src)) {
|
446 | src = src.substring(cap[0].length);
|
447 | out += this$1.renderer.del(this$1.output(cap[1]));
|
448 | continue
|
449 | }
|
450 |
|
451 |
|
452 | if (cap = this$1.rules.text.exec(src)) {
|
453 | src = src.substring(cap[0].length);
|
454 | out += this$1.renderer.text(escape$1(this$1.smartypants(cap[0])));
|
455 | continue
|
456 | }
|
457 |
|
458 | if (src) {
|
459 | throw new Error('Infinite loop on byte: ' + src.charCodeAt(0))
|
460 | }
|
461 | }
|
462 |
|
463 | return out
|
464 | };
|
465 |
|
466 | InlineLexer.prototype.outputLink = function outputLink (cap, link) {
|
467 | var href = escape$1(link.href);
|
468 | var title = link.title ? escape$1(link.title) : null;
|
469 |
|
470 | return cap[0].charAt(0) === '!' ?
|
471 | this.renderer.image(href, title, escape$1(cap[1])) :
|
472 | this.renderer.link(href, title, this.output(cap[1]))
|
473 | };
|
474 |
|
475 | InlineLexer.prototype.smartypants = function smartypants (text) {
|
476 | if (!this.options.smartypants) { return text }
|
477 | return text
|
478 |
|
479 | .replace(/---/g, '\u2014')
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480 |
|
481 | .replace(/--/g, '\u2013')
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482 |
|
483 | .replace(/(^|[-\u2014/(\[{"\s])'/g, '$1\u2018')
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484 |
|
485 | .replace(/'/g, '\u2019')
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486 |
|
487 | .replace(/(^|[-\u2014/(\[{\u2018\s])"/g, '$1\u201c')
|
488 |
|
489 | .replace(/"/g, '\u201d')
|
490 |
|
491 | .replace(/\.{3}/g, '\u2026')
|
492 | };
|
493 |
|
494 | InlineLexer.prototype.mangle = function mangle (text) {
|
495 | if (!this.options.mangle) { return text }
|
496 | var out = '';
|
497 | var i = 0;
|
498 | var ch;
|
499 |
|
500 | for (; i < text.length; i++) {
|
501 | ch = text.charCodeAt(i);
|
502 | if (Math.random() > 0.5) {
|
503 | ch = 'x' + ch.toString(16);
|
504 | }
|
505 | out += '&#' + ch + ';';
|
506 | }
|
507 |
|
508 | return out
|
509 | };
|
510 |
|
511 | InlineLexer.rules = inline;
|
512 |
|
513 |
|
514 |
|
515 |
|
516 |
|
517 | var Parser = function Parser(options) {
|
518 | if ( options === void 0 ) options = defaultOptions;
|
519 |
|
520 | this.tokens = [];
|
521 | this.token = null;
|
522 | this.options = options;
|
523 | this.options.renderer = this.options.renderer || new Renderer();
|
524 | this.renderer = this.options.renderer;
|
525 | this.renderer.options = this.options;
|
526 | };
|
527 |
|
528 | Parser.parse = function parse (src, options, renderer) {
|
529 | return new Parser(options, renderer).parse(src)
|
530 | };
|
531 |
|
532 |
|
533 |
|
534 |
|
535 |
|
536 | Parser.prototype.parse = function parse (src) {
|
537 | var this$1 = this;
|
538 |
|
539 | this.inline = new InlineLexer(src.links, this.options, this.renderer);
|
540 | this.tokens = src.reverse();
|
541 |
|
542 | var out = '';
|
543 | while (this.next()) {
|
544 | out += this$1.tok();
|
545 | }
|
546 |
|
547 |
|
548 | this.renderer._headings = [];
|
549 | return out
|
550 | };
|
551 |
|
552 |
|
553 |
|
554 |
|
555 |
|
556 | Parser.prototype.next = function next () {
|
557 | this.token = this.tokens.pop();
|
558 | return this.token
|
559 | };
|
560 |
|
561 |
|
562 |
|
563 |
|
564 |
|
565 | Parser.prototype.peek = function peek () {
|
566 | return this.tokens[this.tokens.length - 1] || 0
|
567 | };
|
568 |
|
569 |
|
570 |
|
571 |
|
572 |
|
573 | Parser.prototype.parseText = function parseText () {
|
574 | var this$1 = this;
|
575 |
|
576 | var body = this.token.text;
|
577 |
|
578 | while (this.peek().type === 'text') {
|
579 | body += "\n" + (this$1.next().text);
|
580 | }
|
581 |
|
582 | return this.inline.output(body)
|
583 | };
|
584 |
|
585 |
|
586 |
|
587 |
|
588 |
|
589 | Parser.prototype.tok = function tok () {
|
590 | var this$1 = this;
|
591 |
|
592 | switch (this.token.type) {
|
593 | case 'space': {
|
594 | return ''
|
595 | }
|
596 | case 'hr': {
|
597 | return this.renderer.hr()
|
598 | }
|
599 | case 'heading': {
|
600 | return this.renderer.heading(
|
601 | this.inline.output(this.token.text),
|
602 | this.token.depth,
|
603 | this.token.text)
|
604 | }
|
605 | case 'code': {
|
606 | return this.renderer.code(this.token.text,
|
607 | this.token.lang,
|
608 | this.token.escaped)
|
609 | }
|
610 | case 'table': {
|
611 | var header = '';
|
612 | var body = '';
|
613 | var i;
|
614 | var row;
|
615 | var cell;
|
616 | var j;
|
617 |
|
618 |
|
619 | cell = '';
|
620 | for (i = 0; i < this.token.header.length; i++) {
|
621 | cell += this$1.renderer.tablecell(
|
622 | this$1.inline.output(this$1.token.header[i]),
|
623 | { header: true, align: this$1.token.align[i] }
|
624 | );
|
625 | }
|
626 | header += this.renderer.tablerow(cell);
|
627 |
|
628 | for (i = 0; i < this.token.cells.length; i++) {
|
629 | row = this$1.token.cells[i];
|
630 |
|
631 | cell = '';
|
632 | for (j = 0; j < row.length; j++) {
|
633 | cell += this$1.renderer.tablecell(
|
634 | this$1.inline.output(row[j]),
|
635 | { header: false, align: this$1.token.align[j] }
|
636 | );
|
637 | }
|
638 |
|
639 | body += this$1.renderer.tablerow(cell);
|
640 | }
|
641 | return this.renderer.table(header, body)
|
642 | }
|
643 | case 'blockquote_start': {
|
644 | var body$1 = '';
|
645 |
|
646 | while (this.next().type !== 'blockquote_end') {
|
647 | body$1 += this$1.tok();
|
648 | }
|
649 |
|
650 | return this.renderer.blockquote(body$1)
|
651 | }
|
652 | case 'list_start': {
|
653 | var body$2 = '';
|
654 | var taskList = false;
|
655 | var ordered = this.token.ordered;
|
656 |
|
657 | while (this.next().type !== 'list_end') {
|
658 | if (this$1.token.checked !== undefined) {
|
659 | taskList = true;
|
660 | }
|
661 | body$2 += this$1.tok();
|
662 | }
|
663 |
|
664 | return this.renderer.list(body$2, ordered, taskList)
|
665 | }
|
666 | case 'list_item_start': {
|
667 | var body$3 = '';
|
668 | var checked = this.token.checked;
|
669 |
|
670 | while (this.next().type !== 'list_item_end') {
|
671 | body$3 += this$1.token.type === 'text' ?
|
672 | this$1.parseText() :
|
673 | this$1.tok();
|
674 | }
|
675 |
|
676 | return this.renderer.listitem(body$3, checked)
|
677 | }
|
678 | case 'loose_item_start': {
|
679 | var body$4 = '';
|
680 | var checked$1 = this.token.checked;
|
681 |
|
682 | while (this.next().type !== 'list_item_end') {
|
683 | body$4 += this$1.tok();
|
684 | }
|
685 |
|
686 | return this.renderer.listitem(body$4, checked$1)
|
687 | }
|
688 | case 'html': {
|
689 | var html = !this.token.pre && !this.options.pedantic ?
|
690 | this.inline.output(this.token.text) :
|
691 | this.token.text;
|
692 | return this.renderer.html(html)
|
693 | }
|
694 | case 'paragraph': {
|
695 | return this.renderer.paragraph(this.inline.output(this.token.text))
|
696 | }
|
697 | case 'text': {
|
698 | return this.renderer.paragraph(this.parseText())
|
699 | }
|
700 | default: {
|
701 | throw new Error('Unknow type')
|
702 | }
|
703 | }
|
704 | };
|
705 |
|
706 | var block = {
|
707 | newline: /^\n+/,
|
708 | code: /^( {4}[^\n]+\n*)+/,
|
709 | fences: noop,
|
710 | hr: /^( *[-*_]){3,} *(?:\n+|$)/,
|
711 | heading: /^ *(#{1,6}) *([^\n]+?) *#* *(?:\n+|$)/,
|
712 | nptable: noop,
|
713 | lheading: /^([^\n]+)\n *(=|-){2,} *(?:\n+|$)/,
|
714 | blockquote: /^( *>[^\n]+(\n(?!def)[^\n]+)*\n*)+/,
|
715 | list: /^( *)(bull) [\s\S]+?(?:hr|def|\n{2,}(?! )(?!\1bull )\n*|\s*$)/,
|
716 | html: /^ *(?:comment *(?:\n|\s*$)|closed *(?:\n{2,}|\s*$)|closing *(?:\n{2,}|\s*$))/,
|
717 | def: /^ *\[([^\]]+)\]: *<?([^\s>]+)>?(?: +["(]([^\n]+)[")])? *(?:\n+|$)/,
|
718 | table: noop,
|
719 | paragraph: /^((?:[^\n]+\n?(?!hr|heading|lheading|blockquote|tag|def))+)\n*/,
|
720 | text: /^[^\n]+/
|
721 | };
|
722 |
|
723 | block.bullet = /(?:[*+-]|\d+\.)/;
|
724 | block.item = /^( *)(bull) [^\n]*(?:\n(?!\1bull )[^\n]*)*/;
|
725 | block.item = replace(block.item, 'gm')
|
726 | (/bull/g, block.bullet)
|
727 | ();
|
728 |
|
729 | block.list = replace(block.list)
|
730 | (/bull/g, block.bullet)
|
731 | ('hr', '\\n+(?=\\1?(?:[-*_] *){3,}(?:\\n+|$))')
|
732 | ('def', '\\n+(?=' + block.def.source + ')')
|
733 | ();
|
734 |
|
735 | block.blockquote = replace(block.blockquote)
|
736 | ('def', block.def)
|
737 | ();
|
738 |
|
739 | block._tag = '(?!(?:' +
|
740 | 'a|em|strong|small|s|cite|q|dfn|abbr|data|time|code' +
|
741 | '|var|samp|kbd|sub|sup|i|b|u|mark|ruby|rt|rp|bdi|bdo' +
|
742 | '|span|br|wbr|ins|del|img)\\b)\\w+(?!:/|[^\\w\\s@]*@)\\b';
|
743 |
|
744 | block.html = replace(block.html)
|
745 | ('comment', //)
|
746 | ('closed', /<(tag)[\s\S]+?<\/\1>/)
|
747 | ('closing', /<tag(?:"[^"]*"|'[^']*'|[^'">])*?>/)
|
748 | (/tag/g, block._tag)
|
749 | ();
|
750 |
|
751 | block.paragraph = replace(block.paragraph)
|
752 | ('hr', block.hr)
|
753 | ('heading', block.heading)
|
754 | ('lheading', block.lheading)
|
755 | ('blockquote', block.blockquote)
|
756 | ('tag', '<' + block._tag)
|
757 | ('def', block.def)
|
758 | ();
|
759 |
|
760 | /**
|
761 | * Normal Block Grammar
|
762 | */
|
763 |
|
764 | block.normal = merge({}, block);
|
765 |
|
766 | /**
|
767 | * GFM Block Grammar
|
768 | */
|
769 |
|
770 | block.gfm = merge({}, block.normal, {
|
771 | fences: /^ *(`{3,}|~{3,})[ \.]*(\S+)? *\n([\s\S]*?)\s*\1 *(?:\n+|$)/,
|
772 | paragraph: /^/,
|
773 | heading: /^ *(#{1,6}) +([^\n]+?) *#* *(?:\n+|$)/,
|
774 | checkbox: /^\[([ x])\] +/
|
775 | });
|
776 |
|
777 | block.gfm.paragraph = replace(block.paragraph)
|
778 | ('(?!', '(?!' +
|
779 | block.gfm.fences.source.replace('\\1', '\\2') + '|' +
|
780 | block.list.source.replace('\\1', '\\3') + '|')
|
781 | ();
|
782 |
|
783 | /**
|
784 | * GFM + Tables Block Grammar
|
785 | */
|
786 |
|
787 | block.tables = merge({}, block.gfm, {
|
788 | nptable: /^ *(\S.*\|.*)\n *([-:]+ *\|[-| :]*)\n((?:.*\|.*(?:\n|$))*)\n*/,
|
789 | table: /^ *\|(.+)\n *\|( *[-:]+[-| :]*)\n((?: *\|.*(?:\n|$))*)\n*/
|
790 | });
|
791 |
|
792 | var Lexer = function Lexer(options) {
|
793 | if ( options === void 0 ) options = defaultOptions;
|
794 |
|
795 | this.tokens = [];
|
796 | this.tokens.links = {};
|
797 | this.options = options;
|
798 |
|
799 | if (this.options.gfm) {
|
800 | if (this.options.table) {
|
801 | this.rules = block.table;
|
802 | } else {
|
803 | this.rules = block.gfm;
|
804 | }
|
805 | } else {
|
806 | this.rules = block.normal;
|
807 | }
|
808 | };
|
809 |
|
810 | Lexer.lex = function lex (src, options) {
|
811 | return new Lexer(options).lex(src)
|
812 | };
|
813 |
|
814 | Lexer.prototype.lex = function lex (src) {
|
815 | src = src
|
816 | .replace(/\r\n|\r/g, '\n')
|
817 | .replace(/\t/g, ' ')
|
818 | .replace(/\u00a0/g, ' ')
|
819 | .replace(/\u2424/g, '\n');
|
820 |
|
821 | return this.token(src, true)
|
822 | };
|
823 |
|
824 | Lexer.prototype.token = function token (src, top, bq) {
|
825 | var this$1 = this;
|
826 |
|
827 | src = src.replace(/^ +$/gm, '');
|
828 |
|
829 | var next;
|
830 | var loose;
|
831 | var cap;
|
832 | var bull;
|
833 | var b;
|
834 | var item;
|
835 | var space;
|
836 | var i;
|
837 | var l;
|
838 | var checked;
|
839 |
|
840 | while (src) {
|
841 | // newline
|
842 | if (cap = this$1.rules.newline.exec(src)) {
|
843 | src = src.substring(cap[0].length);
|
844 | if (cap[0].length > 1) {
|
845 | this$1.tokens.push({
|
846 | type: 'space'
|
847 | });
|
848 | }
|
849 | }
|
850 |
|
851 | // code
|
852 | if (cap = this$1.rules.code.exec(src)) {
|
853 | src = src.substring(cap[0].length);
|
854 | cap = cap[0].replace(/^ {4}/gm, '');
|
855 | this$1.tokens.push({
|
856 | type: 'code',
|
857 | text: this$1.options.pedantic ?
|
858 | cap :
|
859 | cap.replace(/\n+$/, '')
|
860 | });
|
861 | continue
|
862 | }
|
863 |
|
864 | // fences (gfm)
|
865 | if (cap = this$1.rules.fences.exec(src)) {
|
866 | src = src.substring(cap[0].length);
|
867 | this$1.tokens.push({
|
868 | type: 'code',
|
869 | lang: cap[2],
|
870 | text: cap[3] || ''
|
871 | });
|
872 | continue
|
873 | }
|
874 |
|
875 | // heading
|
876 | if (cap = this$1.rules.heading.exec(src)) {
|
877 | src = src.substring(cap[0].length);
|
878 | this$1.tokens.push({
|
879 | type: 'heading',
|
880 | depth: cap[1].length,
|
881 | text: cap[2]
|
882 | });
|
883 | continue
|
884 | }
|
885 |
|
886 | // table no leading pipe (gfm)
|
887 | if (top && (cap = this$1.rules.nptable.exec(src))) {
|
888 | src = src.substring(cap[0].length);
|
889 |
|
890 | item = {
|
891 | type: 'table',
|
892 | header: cap[1].replace(/^ *| *\| *$/g, '').split(/ *\| */),
|
893 | align: cap[2].replace(/^ *|\| *$/g, '').split(/ *\| */),
|
894 | cells: cap[3].replace(/\n$/, '').split('\n')
|
895 | };
|
896 |
|
897 | for (i = 0; i < item.align.length; i++) {
|
898 | if (/^ *-+: *$/.test(item.align[i])) {
|
899 | item.align[i] = 'right';
|
900 | } else if (/^ *:-+: *$/.test(item.align[i])) {
|
901 | item.align[i] = 'center';
|
902 | } else if (/^ *:-+ *$/.test(item.align[i])) {
|
903 | item.align[i] = 'left';
|
904 | } else {
|
905 | item.align[i] = null;
|
906 | }
|
907 | }
|
908 |
|
909 | for (i = 0; i < item.cells.length; i++) {
|
910 | item.cells[i] = item.cells[i].split(/ *\| */);
|
911 | }
|
912 |
|
913 | this$1.tokens.push(item);
|
914 |
|
915 | continue
|
916 | }
|
917 |
|
918 | // lheading
|
919 | if (cap = this$1.rules.lheading.exec(src)) {
|
920 | src = src.substring(cap[0].length);
|
921 | this$1.tokens.push({
|
922 | type: 'heading',
|
923 | depth: cap[2] === '=' ? 1 : 2,
|
924 | text: cap[1]
|
925 | });
|
926 | continue
|
927 | }
|
928 |
|
929 | // hr
|
930 | if (cap = this$1.rules.hr.exec(src)) {
|
931 | src = src.substring(cap[0].length);
|
932 | this$1.tokens.push({
|
933 | type: 'hr'
|
934 | });
|
935 | continue
|
936 | }
|
937 |
|
938 | // blockquote
|
939 | if (cap = this$1.rules.blockquote.exec(src)) {
|
940 | src = src.substring(cap[0].length);
|
941 |
|
942 | this$1.tokens.push({
|
943 | type: 'blockquote_start'
|
944 | });
|
945 |
|
946 | cap = cap[0].replace(/^ *> ?/gm, '');
|
947 |
|
948 | // Pass `top` to keep the current
|
949 | // "toplevel" state. This is exactly
|
950 | // how markdown.pl works.
|
951 | this$1.token(cap, top, true);
|
952 |
|
953 | this$1.tokens.push({
|
954 | type: 'blockquote_end'
|
955 | });
|
956 |
|
957 | continue
|
958 | }
|
959 |
|
960 | // list
|
961 | if (cap = this$1.rules.list.exec(src)) {
|
962 | src = src.substring(cap[0].length);
|
963 | bull = cap[2];
|
964 |
|
965 | this$1.tokens.push({
|
966 | type: 'list_start',
|
967 | ordered: bull.length > 1
|
968 | });
|
969 |
|
970 | // Get each top-level item.
|
971 | cap = cap[0].match(this$1.rules.item);
|
972 |
|
973 | next = false;
|
974 | l = cap.length;
|
975 | i = 0;
|
976 |
|
977 | for (; i < l; i++) {
|
978 | item = cap[i];
|
979 |
|
980 | // Remove the list item's bullet
|
981 | // so it is seen as the next token.
|
982 | space = item.length;
|
983 | item = item.replace(/^ *([*+-]|\d+\.) +/, '');
|
984 |
|
985 | if (this$1.options.gfm && this$1.options.taskLists) {
|
986 | checked = this$1.rules.checkbox.exec(item);
|
987 |
|
988 | if (checked) {
|
989 | checked = checked[1] === 'x';
|
990 | item = item.replace(this$1.rules.checkbox, '');
|
991 | } else {
|
992 | checked = undefined;
|
993 | }
|
994 | }
|
995 |
|
996 | // Outdent whatever the
|
997 | // list item contains. Hacky.
|
998 | if (item.indexOf('\n ') !== -1) {
|
999 | space -= item.length;
|
1000 | item = this$1.options.pedantic ?
|
1001 | item.replace(/^ {1,4}/gm, '') :
|
1002 | item.replace(new RegExp('^ {1,' + space + '}', 'gm'), '');
|
1003 | }
|
1004 |
|
1005 | // Determine whether the next list item belongs here.
|
1006 | // Backpedal if it does not belong in this list.
|
1007 | if (this$1.options.smartLists && i !== l - 1) {
|
1008 | b = this$1.rules.bullet.exec(cap[i + 1])[0];
|
1009 | if (bull !== b && !(bull.length > 1 && b.length > 1)) {
|
1010 | src = cap.slice(i + 1).join('\n') + src;
|
1011 | i = l - 1;
|
1012 | }
|
1013 | }
|
1014 |
|
1015 | // Determine whether item is loose or not.
|
1016 | // Use: /(^|\n)(?! )[^\n]+\n\n(?!\s*$)/
|
1017 | // for discount behavior.
|
1018 | loose = next || /\n\n(?!\s*$)/.test(item);
|
1019 | if (i !== l - 1) {
|
1020 | next = item.charAt(item.length - 1) === '\n';
|
1021 | if (!loose) { loose = next; }
|
1022 | }
|
1023 |
|
1024 | this$1.tokens.push({
|
1025 | checked: checked,
|
1026 | type: loose ?
|
1027 | 'loose_item_start' :
|
1028 | 'list_item_start'
|
1029 | });
|
1030 |
|
1031 | // Recurse.
|
1032 | this$1.token(item, false, bq);
|
1033 |
|
1034 | this$1.tokens.push({
|
1035 | type: 'list_item_end'
|
1036 | });
|
1037 | }
|
1038 |
|
1039 | this$1.tokens.push({
|
1040 | type: 'list_end'
|
1041 | });
|
1042 |
|
1043 | continue
|
1044 | }
|
1045 |
|
1046 | // html
|
1047 | if (cap = this$1.rules.html.exec(src)) {
|
1048 | src = src.substring(cap[0].length);
|
1049 | this$1.tokens.push({
|
1050 | type: this$1.options.sanitize ?
|
1051 | 'paragraph' :
|
1052 | 'html',
|
1053 | pre: !this$1.options.sanitizer &&
|
1054 | (cap[1] === 'pre' || cap[1] === 'script' || cap[1] === 'style'),
|
1055 | text: cap[0]
|
1056 | });
|
1057 | continue
|
1058 | }
|
1059 |
|
1060 | // def
|
1061 | if ((!bq && top) && (cap = this$1.rules.def.exec(src))) {
|
1062 | src = src.substring(cap[0].length);
|
1063 | this$1.tokens.links[cap[1].toLowerCase()] = {
|
1064 | href: cap[2],
|
1065 | title: cap[3]
|
1066 | };
|
1067 | continue
|
1068 | }
|
1069 |
|
1070 | // table (gfm)
|
1071 | if (top && (cap = this$1.rules.table.exec(src))) {
|
1072 | src = src.substring(cap[0].length);
|
1073 |
|
1074 | item = {
|
1075 | type: 'table',
|
1076 | header: cap[1].replace(/^ *| *\| *$/g, '').split(/ *\| */),
|
1077 | align: cap[2].replace(/^ *|\| *$/g, '').split(/ *\| */),
|
1078 | cells: cap[3].replace(/(?: *\| *)?\n$/, '').split('\n')
|
1079 | };
|
1080 |
|
1081 | for (i = 0; i < item.align.length; i++) {
|
1082 | if (/^ *-+: *$/.test(item.align[i])) {
|
1083 | item.align[i] = 'right';
|
1084 | } else if (/^ *:-+: *$/.test(item.align[i])) {
|
1085 | item.align[i] = 'center';
|
1086 | } else if (/^ *:-+ *$/.test(item.align[i])) {
|
1087 | item.align[i] = 'left';
|
1088 | } else {
|
1089 | item.align[i] = null;
|
1090 | }
|
1091 | }
|
1092 |
|
1093 | for (i = 0; i < item.cells.length; i++) {
|
1094 | item.cells[i] = item.cells[i]
|
1095 | .replace(/^ *\| *| *\| *$/g, '')
|
1096 | .split(/ *\| */);
|
1097 | }
|
1098 |
|
1099 | this$1.tokens.push(item);
|
1100 |
|
1101 | continue
|
1102 | }
|
1103 |
|
1104 | // top-level paragraph
|
1105 | if (top && (cap = this$1.rules.paragraph.exec(src))) {
|
1106 | src = src.substring(cap[0].length);
|
1107 | this$1.tokens.push({
|
1108 | type: 'paragraph',
|
1109 | text: cap[1].charAt(cap[1].length - 1) === '\n' ?
|
1110 | cap[1].slice(0, -1) :
|
1111 | cap[1]
|
1112 | });
|
1113 | continue
|
1114 | }
|
1115 |
|
1116 | // text
|
1117 | if (cap = this$1.rules.text.exec(src)) {
|
1118 | // Top-level should never reach here.
|
1119 | src = src.substring(cap[0].length);
|
1120 | this$1.tokens.push({
|
1121 | type: 'text',
|
1122 | text: cap[0]
|
1123 | });
|
1124 | continue
|
1125 | }
|
1126 |
|
1127 | if (src) {
|
1128 | throw new
|
1129 | Error('Infinite loop on byte: ' + src.charCodeAt(0))
|
1130 | }
|
1131 | }
|
1132 |
|
1133 | return this.tokens
|
1134 | };
|
1135 |
|
1136 | Lexer.rules = block;
|
1137 |
|
1138 | function marked3(src, opt) {
|
1139 | try {
|
1140 | if (opt) { opt = merge({}, defaultOptions, opt); }
|
1141 | return Parser.parse(Lexer.lex(src, opt), opt)
|
1142 | } catch (err) {
|
1143 | err.message += '\nPlease report this to https://github.com/egoist/marked3.';
|
1144 | if ((opt || defaultOptions).silent) {
|
1145 | return '<p>An error occured:</p><pre>' +
|
1146 | escape(String(err.message), true) +
|
1147 | '</pre>'
|
1148 | }
|
1149 | throw err
|
1150 | }
|
1151 | }
|
1152 |
|
1153 | marked3.Renderer = Renderer;
|
1154 | marked3.Parser = Parser;
|
1155 | marked3.Lexer = Lexer;
|
1156 | marked3.InlineLexer = InlineLexer;
|
1157 |
|
1158 | module.exports = marked3;
|