330 lines
82 KiB
JavaScript
330 lines
82 KiB
JavaScript
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/*! https://mths.be/he v0.5.0 by @mathias | MIT license */
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;(function(root) {
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// Detect free variables `exports`.
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var freeExports = typeof exports == 'object' && exports;
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// Detect free variable `module`.
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var freeModule = typeof module == 'object' && module &&
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module.exports == freeExports && module;
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// Detect free variable `global`, from Node.js or Browserified code,
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// and use it as `root`.
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var freeGlobal = typeof global == 'object' && global;
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if (freeGlobal.global === freeGlobal || freeGlobal.window === freeGlobal) {
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root = freeGlobal;
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}
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/*--------------------------------------------------------------------------*/
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// All astral symbols.
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var regexAstralSymbols = /[\uD800-\uDBFF][\uDC00-\uDFFF]/g;
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// All ASCII symbols (not just printable ASCII) except those listed in the
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// first column of the overrides table.
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// https://html.spec.whatwg.org/multipage/syntax.html#table-charref-overrides
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var regexAsciiWhitelist = /[\x01-\x7F]/g;
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// All BMP symbols that are not ASCII newlines, printable ASCII symbols, or
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// code points listed in the first column of the overrides table on
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// https://html.spec.whatwg.org/multipage/syntax.html#table-charref-overrides.
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var regexBmpWhitelist = /[\x01-\t\x0B\f\x0E-\x1F\x7F\x81\x8D\x8F\x90\x9D\xA0-\uFFFF]/g;
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var regexEncodeNonAscii = /<\u20D2|=\u20E5|>\u20D2|\u205F\u200A|\u219D\u0338|\u2202\u0338|\u2220\u20D2|\u2229\uFE00|\u222A\uFE00|\u223C\u20D2|\u223D\u0331|\u223E\u0333|\u2242\u0338|\u224B\u0338|\u224D\u20D2|\u224E\u0338|\u224F\u0338|\u2250\u0338|\u2261\u20E5|\u2264\u20D2|\u2265\u20D2|\u2266\u0338|\u2267\u0338|\u2268\uFE00|\u2269\uFE00|\u226A\u0338|\u226A\u20D2|\u226B\u0338|\u226B\u20D2|\u227F\u0338|\u2282\u20D2|\u2283\u20D2|\u228A\uFE00|\u228B\uFE00|\u228F\u0338|\u2290\u0338|\u2293\uFE00|\u2294\uFE00|\u22B4\u20D2|\u22B5\u20D2|\u22D8\u0338|\u22D9\u0338|\u22DA\uFE00|\u22DB\uFE00|\u22F5\u0338|\u22F9\u0338|\u2933\u0338|\u29CF\u0338|\u29D0\u0338|\u2A6D\u0338|\u2A70\u0338|\u2A7D\u0338|\u2A7E\u0338|\u2AA1\u0338|\u2AA2\u0338|\u2AAC\uFE00|\u2AAD\uFE00|\u2AAF\u0338|\u2AB0\u0338|\u2AC5\u0338|\u2AC6\u0338|\u2ACB\uFE00|\u2ACC\uFE00|\u2AFD\u20E5|[\xA0-\u0113\u0116-\u0122\u0124-\u012B\u012E-\u014D\u0150-\u017E\u0192\u01B5\u01F5\u0237\u02C6\u02C7\u02D8-\u02DD\u0311\u0391-\u03A1\u03A3-\u03A9\u03B1-\u03C9\u03D1\u03D2\u03D5\u03D6\u03DC\u03DD\u03F0\u03F1\u03F5\u03F6\u0401-\u040C\u040E-\u044F\u0451-\u045C\u045E\u045F\u2002-\u2005\u2007-\u2010\u2013-\u2016\u2018-\u201A\u201C-\u201E\u2020-\u2022\u2025\u2026\u2030-\u2035\u2039\u203A\u203E\u2041\u2043\u2044\u204F\u2057\u205F-\u2063\u20AC\u20DB\u20DC\u2102\u2105\u210A-\u2113\u2115-\u211E\u2122\u2124\u2127-\u2129\u212C\u212D\u212F-\u2131\u2133-\u2138\u2145-\u2148\u2153-\u215E\u2190-\u219B\u219D-\u21A7\u21A9-\u21AE\u21B0-\u21B3\u21B5-\u21B7\u21BA-\u21DB\u21DD\u21E4\u21E5\u21F5\u21FD-\u2205\u2207-\u2209\u220B\u220C\u220F-\u2214\u2216-\u2218\u221A\u221D-\u2238\u223A-\u2257\u2259\u225A\u225C\u225F-\u2262\u2264-\u228B\u228D-\u229B\u229D-\u22A5\u22A7-\u22B0\u22B2-\u22BB\u22BD-\u22DB\u22DE-\u22E3\u22E6-\u22F7\u22F9-\u22FE\u2305\u2306\u2308-\u2310\u2312\u2313\u2315\u2316\u231C-\u231F\u2322\u2323\u232D\u232E\u2336\u233D\u233F\u237C\u23B0\u23B1\u23B4-\u23B6\u23DC-\u23DF\u23E2\u23E7\u2423\u24C8\u2500\u2502\u250C\u2510\u2514\u2518\u251C\u2524\u252C\u2534\u253C\u2550-\u256C\u2580\u2584\u2588\u2591-\u2593\u25A1\u25AA\u25AB\u25AD\u25AE\u25B1\u25B3-\u25B5\u25B8\u25B9\u25BD-\u25BF\u25C2\u25C3\u25CA\u25CB\u25EC\u25EF\u25F8-\u25FC\u2605\u2606\u260E\u2640\u2642\u2660\u2663\u2665\u2666\u266A\u266D-\u266F\u2713\u2717\u2720\u2736\u2758\u2772\u2773\u27C8\u27C9\u27E6-\u27ED\u27F5-\u27FA\u27FC\u27FF\u2902-\u2905\u290C-\u2913\u2916\u2919-\u2920\u2923-\u292A\u2933\u2935-\u2939\u293C\u293D\u2945\u2948-\u294B\u294E-\u2976\u2978\u2979\u297B-\u297F\u2985\u2986\u298B-\u2996\u299A\u299C\u299D\u29A4-\u29B7\u29B9\u29BB\u29BC\u29BE-\u29C5\u29C9\u29CD-\u29D0\u29DC-\u29DE\u29E3-\u29E5\u29EB\u29F4\u29F6\u2A00-\u2A02\u2A04\u2A06\u2A0C\u2A0D\u2A10-\u2A17\u2A22-\u2A27\u2A29\u2A2A\u2A2D-\u2A31\u2A33-\u2A3C\u2A3F\u2A40\u2A42-\u2A4D\u2A50\u2A53-\u2A58\u2A5A-\u2A5D\u2A5F\u2A66\u2A6A\u2A6D-\u2A75\u2A77-\u2A9A\u2A9D-\u2AA2\u2AA4-\u2AB0\u2AB3-\u2AC8\u2ACB\u2ACC\u2ACF-\u2ADB\u2AE4\u2AE6-\u2AE9\u2AEB-\u2AF3\u2AFD\uFB00-\uFB04]|\uD835[\uDC9C\uDC9E\uDC9F\uDCA2\uDCA5\uDCA6\uDCA9-\uDCAC\uDCAE-\uDCB9\uDCBB\uDCBD-\uDCC3\uDCC5-\uDCCF\uDD04\uDD05\uDD07-\uDD0A\uDD0D-\uDD14\uDD16-\uDD1C\uDD1E-\uDD39\uDD3B-\uDD3E\uDD40-\uDD44\uDD46\uDD4A-\uDD50\uDD52-\uDD6B]/g;
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var encodeMap = {'\xC1':'Aacute','\xE1':'aacute','\u0102':'Abreve','\u0103':'abreve','\u223E':'ac','\u223F':'acd','\u223E\u0333':'acE','\xC2':'Acirc','\xE2':'acirc','\xB4':'acute','\u0410':'Acy','\u0430':'acy','\xC6':'AElig','\xE6':'aelig','\u2061':'af','\uD835\uDD04':'Afr','\uD835\uDD1E':'afr','\xC0':'Agrave','\xE0':'agrave','\u2135':'aleph','\u0391':'Alpha','\u03B1':'alpha','\u0100':'Amacr','\u0101':'amacr','\u2A3F':'amalg','&':'amp','\u2A55':'andand','\u2A53':'And','\u2227':'and','\u2A5C':'andd','\u2A58':'andslope','\u2A5A':'andv','\u2220':'ang','\u29A4':'ange','\u29A8':'angmsdaa','\u29A9':'angmsdab','\u29AA':'angmsdac','\u29AB':'angmsdad','\u29AC':'angmsdae','\u29AD':'angmsdaf','\u29AE':'angmsdag','\u29AF':'angmsdah','\u2221':'angmsd','\u221F':'angrt','\u22BE':'angrtvb','\u299D':'angrtvbd','\u2222':'angsph','\xC5':'angst','\u237C':'angzarr','\u0104':'Aogon','\u0105':'aogon','\uD835\uDD38':'Aopf','\uD835\uDD52':'aopf','\u2A6F':'apacir','\u2248':'ap','\u2A70':'apE','\u224A':'ape','\u224B':'apid','\'':'apos','\xE5':'aring','\uD835\uDC9C':'Ascr','\uD835\uDCB6':'ascr','\u2254':'colone','*':'ast','\u224D':'CupCap','\xC3':'Atilde','\xE3':'atilde','\xC4':'Auml','\xE4':'auml','\u2233':'awconint','\u2A11':'awint','\u224C':'bcong','\u03F6':'bepsi','\u2035':'bprime','\u223D':'bsim','\u22CD':'bsime','\u2216':'setmn','\u2AE7':'Barv','\u22BD':'barvee','\u2305':'barwed','\u2306':'Barwed','\u23B5':'bbrk','\u23B6':'bbrktbrk','\u0411':'Bcy','\u0431':'bcy','\u201E':'bdquo','\u2235':'becaus','\u29B0':'bemptyv','\u212C':'Bscr','\u0392':'Beta','\u03B2':'beta','\u2136':'beth','\u226C':'twixt','\uD835\uDD05':'Bfr','\uD835\uDD1F':'bfr','\u22C2':'xcap','\u25EF':'xcirc','\u22C3':'xcup','\u2A00':'xodot','\u2A01':'xoplus','\u2A02':'xotime','\u2A06':'xsqcup','\u2605':'starf','\u25BD':'xdtri','\u25B3':'xutri','\u2A04':'xuplus','\u22C1':'Vee','\u22C0':'Wedge','\u290D':'rbarr','\u29EB':'lozf','\u25AA':'squf','\u25B4':'utrif','\u25BE':'dtrif','\u25C2':'ltrif','\u25B8':'rtrif','\u2423':'blank','\u2592':'blk12','\u2591':'blk14','\u2593':'blk34','\u2588':'block','=\u20E5':'bne','\u2261\u20E5':'bnequiv','\u2AED':'bNot','\u2310':'bnot','\uD835\uDD39':'Bopf','\uD835\uDD53':'bopf','\u22A5':'bot','\u22C8':'bowtie','\u29C9':'boxbox','\u2510':'boxdl','\u2555':'boxdL','\u2556':'boxDl','\u2557':'boxDL','\u250C':'boxdr','\u2552':'boxdR','\u2553':'boxDr','\u2554':'boxDR','\u2500':'boxh','\u2550':'boxH','\u252C':'boxhd','\u2564':'boxHd','\u2565':'boxhD','\u2566':'boxHD','\u2534':'boxhu','\u2567':'boxHu','\u2568':'boxhU','\u2569':'boxHU','\u229F':'minusb','\u229E':'plusb','\u22A0':'timesb','\u2518':'boxul','\u255B':'boxuL','\u255C':'boxUl','\u255D':'boxUL','\u2514':'boxur','\u2558':'boxuR','\u2559':'boxUr','\u255A':'boxUR','\u2502':'boxv','\u2551':'boxV','\u253C':'boxvh','\u256A':'boxvH','\u256B':'boxVh','\u256C':'boxVH','\u2524':'boxvl','\u2561':'boxvL','\u2562':'boxVl','\u2563':'boxVL','\u251C':'boxvr','\u255E':'boxvR','\u255F':'boxVr','\u2560':'boxVR','\u02D8':'breve','\xA6':'brvbar','\uD835\uDCB7':'bscr','\u204F':'bsemi','\u29C5':'bsolb','\\':'bsol','\u27C8':'bsolhsub','\u2022':'bull','\u224E':'bump','\u2AAE':'bumpE','\u224F':'bumpe','\u0106':'Cacute','\u0107':'cacute','\u2A44':'capand','\u2A49':'capbrcup','\u2A4B':'capcap','\u2229':'cap','\u22D2':'Cap','\u2A47':'capcup','\u2A40':'capdot','\u2145':'DD','\u2229\uFE00':'caps','\u2041':'caret','\u02C7':'caron','\u212D':'Cfr','\u2A4D':'ccaps','\u010C':'Ccaron','\u010D':'ccaron','\xC7':'Ccedil','\xE7':'ccedil','\u0108':'Ccirc','\u0109':'ccirc','\u2230':'Cconint','\u2A4C':'ccups','\u2A50':'ccupssm','\u010A':'Cdot','\u010B':'cdot','\xB8':'cedil','\u29B2':'cemptyv','\xA2':'cent','\xB7':'middot','\uD835\uDD20':'cfr','\u0427':'CHcy','\u0447':'chcy','\u2713':'check','\u03A7':'Chi','\u03C7':'chi','\u02C6':'circ','\u2257':'cire','\u21BA':'olarr','\u21BB':'orarr','\u229B':'oast','\u229A':'ocir','\u229D':'odash','\u2299':'odot','\xAE':'reg','\u24C8':'oS','\u2296':'ominus','\u2295':'oplus','\u2297':'otimes','\u25CB':'cir','\u29C3':'cirE','\u2A10':'cirfnint','\u2AEF':'cirmid','\u29C2':'cirscir','\u2232':'cwconint','\u201D':'rdq
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var regexEscape = /["&'<>`]/g;
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var escapeMap = {
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'"': '"',
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'&': '&',
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'\'': ''',
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'<': '<',
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// See https://mathiasbynens.be/notes/ambiguous-ampersands: in HTML, the
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// following is not strictly necessary unless it’s part of a tag or an
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// unquoted attribute value. We’re only escaping it to support those
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// situations, and for XML support.
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'>': '>',
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// In Internet Explorer ≤ 8, the backtick character can be used
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// to break out of (un)quoted attribute values or HTML comments.
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// See http://html5sec.org/#102, http://html5sec.org/#108, and
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// http://html5sec.org/#133.
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'`': '`'
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};
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var regexInvalidEntity = /&#(?:[xX][^a-fA-F0-9]|[^0-9xX])/;
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var regexInvalidRawCodePoint = /[\0-\x08\x0B\x0E-\x1F\x7F-\x9F\uFDD0-\uFDEF\uFFFE\uFFFF]|[\uD83F\uD87F\uD8BF\uD8FF\uD93F\uD97F\uD9BF\uD9FF\uDA3F\uDA7F\uDABF\uDAFF\uDB3F\uDB7F\uDBBF\uDBFF][\uDFFE\uDFFF]|[\uD800-\uDBFF](?![\uDC00-\uDFFF])|(?:[^\uD800-\uDBFF]|^)[\uDC00-\uDFFF]/;
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var regexDecode = /&#([0-9]+)(;?)|&#[xX]([a-fA-F0-9]+)(;?)|&([0-9a-zA-Z]+);|&(Aacute|iacute|Uacute|plusmn|otilde|Otilde|Agrave|agrave|yacute|Yacute|oslash|Oslash|Atilde|atilde|brvbar|Ccedil|ccedil|ograve|curren|divide|Eacute|eacute|Ograve|oacute|Egrave|egrave|ugrave|frac12|frac14|frac34|Ugrave|Oacute|Iacute|ntilde|Ntilde|uacute|middot|Igrave|igrave|iquest|aacute|laquo|THORN|micro|iexcl|icirc|Icirc|Acirc|ucirc|ecirc|Ocirc|ocirc|Ecirc|Ucirc|aring|Aring|aelig|AElig|acute|pound|raquo|acirc|times|thorn|szlig|cedil|COPY|Auml|ordf|ordm|uuml|macr|Uuml|auml|Ouml|ouml|para|nbsp|Euml|quot|QUOT|euml|yuml|cent|sect|copy|sup1|sup2|sup3|Iuml|iuml|shy|eth|reg|not|yen|amp|AMP|REG|uml|ETH|deg|gt|GT|LT|lt)([=a-zA-Z0-9])?/g;
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var decodeMap = {'Aacute':'\xC1','aacute':'\xE1','Abreve':'\u0102','abreve':'\u0103','ac':'\u223E','acd':'\u223F','acE':'\u223E\u0333','Acirc':'\xC2','acirc':'\xE2','acute':'\xB4','Acy':'\u0410','acy':'\u0430','AElig':'\xC6','aelig':'\xE6','af':'\u2061','Afr':'\uD835\uDD04','afr':'\uD835\uDD1E','Agrave':'\xC0','agrave':'\xE0','alefsym':'\u2135','aleph':'\u2135','Alpha':'\u0391','alpha':'\u03B1','Amacr':'\u0100','amacr':'\u0101','amalg':'\u2A3F','amp':'&','AMP':'&','andand':'\u2A55','And':'\u2A53','and':'\u2227','andd':'\u2A5C','andslope':'\u2A58','andv':'\u2A5A','ang':'\u2220','ange':'\u29A4','angle':'\u2220','angmsdaa':'\u29A8','angmsdab':'\u29A9','angmsdac':'\u29AA','angmsdad':'\u29AB','angmsdae':'\u29AC','angmsdaf':'\u29AD','angmsdag':'\u29AE','angmsdah':'\u29AF','angmsd':'\u2221','angrt':'\u221F','angrtvb':'\u22BE','angrtvbd':'\u299D','angsph':'\u2222','angst':'\xC5','angzarr':'\u237C','Aogon':'\u0104','aogon':'\u0105','Aopf':'\uD835\uDD38','aopf':'\uD835\uDD52','apacir':'\u2A6F','ap':'\u2248','apE':'\u2A70','ape':'\u224A','apid':'\u224B','apos':'\'','ApplyFunction':'\u2061','approx':'\u2248','approxeq':'\u224A','Aring':'\xC5','aring':'\xE5','Ascr':'\uD835\uDC9C','ascr':'\uD835\uDCB6','Assign':'\u2254','ast':'*','asymp':'\u2248','asympeq':'\u224D','Atilde':'\xC3','atilde':'\xE3','Auml':'\xC4','auml':'\xE4','awconint':'\u2233','awint':'\u2A11','backcong':'\u224C','backepsilon':'\u03F6','backprime':'\u2035','backsim':'\u223D','backsimeq':'\u22CD','Backslash':'\u2216','Barv':'\u2AE7','barvee':'\u22BD','barwed':'\u2305','Barwed':'\u2306','barwedge':'\u2305','bbrk':'\u23B5','bbrktbrk':'\u23B6','bcong':'\u224C','Bcy':'\u0411','bcy':'\u0431','bdquo':'\u201E','becaus':'\u2235','because':'\u2235','Because':'\u2235','bemptyv':'\u29B0','bepsi':'\u03F6','bernou':'\u212C','Bernoullis':'\u212C','Beta':'\u0392','beta':'\u03B2','beth':'\u2136','between':'\u226C','Bfr':'\uD835\uDD05','bfr':'\uD835\uDD1F','bigcap':'\u22C2','bigcirc':'\u25EF','bigcup':'\u22C3','bigodot':'\u2A00','bigoplus':'\u2A01','bigotimes':'\u2A02','bigsqcup':'\u2A06','bigstar':'\u2605','bigtriangledown':'\u25BD','bigtriangleup':'\u25B3','biguplus':'\u2A04','bigvee':'\u22C1','bigwedge':'\u22C0','bkarow':'\u290D','blacklozenge':'\u29EB','blacksquare':'\u25AA','blacktriangle':'\u25B4','blacktriangledown':'\u25BE','blacktriangleleft':'\u25C2','blacktriangleright':'\u25B8','blank':'\u2423','blk12':'\u2592','blk14':'\u2591','blk34':'\u2593','block':'\u2588','bne':'=\u20E5','bnequiv':'\u2261\u20E5','bNot':'\u2AED','bnot':'\u2310','Bopf':'\uD835\uDD39','bopf':'\uD835\uDD53','bot':'\u22A5','bottom':'\u22A5','bowtie':'\u22C8','boxbox':'\u29C9','boxdl':'\u2510','boxdL':'\u2555','boxDl':'\u2556','boxDL':'\u2557','boxdr':'\u250C','boxdR':'\u2552','boxDr':'\u2553','boxDR':'\u2554','boxh':'\u2500','boxH':'\u2550','boxhd':'\u252C','boxHd':'\u2564','boxhD':'\u2565','boxHD':'\u2566','boxhu':'\u2534','boxHu':'\u2567','boxhU':'\u2568','boxHU':'\u2569','boxminus':'\u229F','boxplus':'\u229E','boxtimes':'\u22A0','boxul':'\u2518','boxuL':'\u255B','boxUl':'\u255C','boxUL':'\u255D','boxur':'\u2514','boxuR':'\u2558','boxUr':'\u2559','boxUR':'\u255A','boxv':'\u2502','boxV':'\u2551','boxvh':'\u253C','boxvH':'\u256A','boxVh':'\u256B','boxVH':'\u256C','boxvl':'\u2524','boxvL':'\u2561','boxVl':'\u2562','boxVL':'\u2563','boxvr':'\u251C','boxvR':'\u255E','boxVr':'\u255F','boxVR':'\u2560','bprime':'\u2035','breve':'\u02D8','Breve':'\u02D8','brvbar':'\xA6','bscr':'\uD835\uDCB7','Bscr':'\u212C','bsemi':'\u204F','bsim':'\u223D','bsime':'\u22CD','bsolb':'\u29C5','bsol':'\\','bsolhsub':'\u27C8','bull':'\u2022','bullet':'\u2022','bump':'\u224E','bumpE':'\u2AAE','bumpe':'\u224F','Bumpeq':'\u224E','bumpeq':'\u224F','Cacute':'\u0106','cacute':'\u0107','capand':'\u2A44','capbrcup':'\u2A49','capcap':'\u2A4B','cap':'\u2229','Cap':'\u22D2','capcup':'\u2A47','capdot':'\u2A40','CapitalDifferentialD':'\u2145','caps':'\u2229\uFE00','caret':'\u2041','caron':'\u02C7','Cayleys':'\u212D','ccaps':'\u2A4D','Ccaron':'\u010C','ccaron':'\u010D','Ccedil':'\xC7','ccedil':'\xE7','Ccirc':'\u0108','ccirc':'\u0109','Cconint':'\
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|
|
var decodeMapLegacy = {'Aacute':'\xC1','aacute':'\xE1','Acirc':'\xC2','acirc':'\xE2','acute':'\xB4','AElig':'\xC6','aelig':'\xE6','Agrave':'\xC0','agrave':'\xE0','amp':'&','AMP':'&','Aring':'\xC5','aring':'\xE5','Atilde':'\xC3','atilde':'\xE3','Auml':'\xC4','auml':'\xE4','brvbar':'\xA6','Ccedil':'\xC7','ccedil':'\xE7','cedil':'\xB8','cent':'\xA2','copy':'\xA9','COPY':'\xA9','curren':'\xA4','deg':'\xB0','divide':'\xF7','Eacute':'\xC9','eacute':'\xE9','Ecirc':'\xCA','ecirc':'\xEA','Egrave':'\xC8','egrave':'\xE8','ETH':'\xD0','eth':'\xF0','Euml':'\xCB','euml':'\xEB','frac12':'\xBD','frac14':'\xBC','frac34':'\xBE','gt':'>','GT':'>','Iacute':'\xCD','iacute':'\xED','Icirc':'\xCE','icirc':'\xEE','iexcl':'\xA1','Igrave':'\xCC','igrave':'\xEC','iquest':'\xBF','Iuml':'\xCF','iuml':'\xEF','laquo':'\xAB','lt':'<','LT':'<','macr':'\xAF','micro':'\xB5','middot':'\xB7','nbsp':'\xA0','not':'\xAC','Ntilde':'\xD1','ntilde':'\xF1','Oacute':'\xD3','oacute':'\xF3','Ocirc':'\xD4','ocirc':'\xF4','Ograve':'\xD2','ograve':'\xF2','ordf':'\xAA','ordm':'\xBA','Oslash':'\xD8','oslash':'\xF8','Otilde':'\xD5','otilde':'\xF5','Ouml':'\xD6','ouml':'\xF6','para':'\xB6','plusmn':'\xB1','pound':'\xA3','quot':'"','QUOT':'"','raquo':'\xBB','reg':'\xAE','REG':'\xAE','sect':'\xA7','shy':'\xAD','sup1':'\xB9','sup2':'\xB2','sup3':'\xB3','szlig':'\xDF','THORN':'\xDE','thorn':'\xFE','times':'\xD7','Uacute':'\xDA','uacute':'\xFA','Ucirc':'\xDB','ucirc':'\xFB','Ugrave':'\xD9','ugrave':'\xF9','uml':'\xA8','Uuml':'\xDC','uuml':'\xFC','Yacute':'\xDD','yacute':'\xFD','yen':'\xA5','yuml':'\xFF'};
|
|||
|
|
var decodeMapNumeric = {'0':'\uFFFD','128':'\u20AC','130':'\u201A','131':'\u0192','132':'\u201E','133':'\u2026','134':'\u2020','135':'\u2021','136':'\u02C6','137':'\u2030','138':'\u0160','139':'\u2039','140':'\u0152','142':'\u017D','145':'\u2018','146':'\u2019','147':'\u201C','148':'\u201D','149':'\u2022','150':'\u2013','151':'\u2014','152':'\u02DC','153':'\u2122','154':'\u0161','155':'\u203A','156':'\u0153','158':'\u017E','159':'\u0178'};
|
|||
|
|
var invalidReferenceCodePoints = [1,2,3,4,5,6,7,8,11,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,127,128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,144,145,146,147,148,149,150,151,152,153,154,155,156,157,158,159,64976,64977,64978,64979,64980,64981,64982,64983,64984,64985,64986,64987,64988,64989,64990,64991,64992,64993,64994,64995,64996,64997,64998,64999,65000,65001,65002,65003,65004,65005,65006,65007,65534,65535,131070,131071,196606,196607,262142,262143,327678,327679,393214,393215,458750,458751,524286,524287,589822,589823,655358,655359,720894,720895,786430,786431,851966,851967,917502,917503,983038,983039,1048574,1048575,1114110,1114111];
|
|||
|
|
|
|||
|
|
/*--------------------------------------------------------------------------*/
|
|||
|
|
|
|||
|
|
var stringFromCharCode = String.fromCharCode;
|
|||
|
|
|
|||
|
|
var object = {};
|
|||
|
|
var hasOwnProperty = object.hasOwnProperty;
|
|||
|
|
var has = function(object, propertyName) {
|
|||
|
|
return hasOwnProperty.call(object, propertyName);
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
var contains = function(array, value) {
|
|||
|
|
var index = -1;
|
|||
|
|
var length = array.length;
|
|||
|
|
while (++index < length) {
|
|||
|
|
if (array[index] == value) {
|
|||
|
|
return true;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
return false;
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
var merge = function(options, defaults) {
|
|||
|
|
if (!options) {
|
|||
|
|
return defaults;
|
|||
|
|
}
|
|||
|
|
var result = {};
|
|||
|
|
var key;
|
|||
|
|
for (key in defaults) {
|
|||
|
|
// A `hasOwnProperty` check is not needed here, since only recognized
|
|||
|
|
// option names are used anyway. Any others are ignored.
|
|||
|
|
result[key] = has(options, key) ? options[key] : defaults[key];
|
|||
|
|
}
|
|||
|
|
return result;
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
// Modified version of `ucs2encode`; see https://mths.be/punycode.
|
|||
|
|
var codePointToSymbol = function(codePoint, strict) {
|
|||
|
|
var output = '';
|
|||
|
|
if ((codePoint >= 0xD800 && codePoint <= 0xDFFF) || codePoint > 0x10FFFF) {
|
|||
|
|
// See issue #4:
|
|||
|
|
// “Otherwise, if the number is in the range 0xD800 to 0xDFFF or is
|
|||
|
|
// greater than 0x10FFFF, then this is a parse error. Return a U+FFFD
|
|||
|
|
// REPLACEMENT CHARACTER.”
|
|||
|
|
if (strict) {
|
|||
|
|
parseError('character reference outside the permissible Unicode range');
|
|||
|
|
}
|
|||
|
|
return '\uFFFD';
|
|||
|
|
}
|
|||
|
|
if (has(decodeMapNumeric, codePoint)) {
|
|||
|
|
if (strict) {
|
|||
|
|
parseError('disallowed character reference');
|
|||
|
|
}
|
|||
|
|
return decodeMapNumeric[codePoint];
|
|||
|
|
}
|
|||
|
|
if (strict && contains(invalidReferenceCodePoints, codePoint)) {
|
|||
|
|
parseError('disallowed character reference');
|
|||
|
|
}
|
|||
|
|
if (codePoint > 0xFFFF) {
|
|||
|
|
codePoint -= 0x10000;
|
|||
|
|
output += stringFromCharCode(codePoint >>> 10 & 0x3FF | 0xD800);
|
|||
|
|
codePoint = 0xDC00 | codePoint & 0x3FF;
|
|||
|
|
}
|
|||
|
|
output += stringFromCharCode(codePoint);
|
|||
|
|
return output;
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
var hexEscape = function(symbol) {
|
|||
|
|
return '&#x' + symbol.charCodeAt(0).toString(16).toUpperCase() + ';';
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
var parseError = function(message) {
|
|||
|
|
throw Error('Parse error: ' + message);
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
/*--------------------------------------------------------------------------*/
|
|||
|
|
|
|||
|
|
var encode = function(string, options) {
|
|||
|
|
options = merge(options, encode.options);
|
|||
|
|
var strict = options.strict;
|
|||
|
|
if (strict && regexInvalidRawCodePoint.test(string)) {
|
|||
|
|
parseError('forbidden code point');
|
|||
|
|
}
|
|||
|
|
var encodeEverything = options.encodeEverything;
|
|||
|
|
var useNamedReferences = options.useNamedReferences;
|
|||
|
|
var allowUnsafeSymbols = options.allowUnsafeSymbols;
|
|||
|
|
if (encodeEverything) {
|
|||
|
|
// Encode ASCII symbols.
|
|||
|
|
string = string.replace(regexAsciiWhitelist, function(symbol) {
|
|||
|
|
// Use named references if requested & possible.
|
|||
|
|
if (useNamedReferences && has(encodeMap, symbol)) {
|
|||
|
|
return '&' + encodeMap[symbol] + ';';
|
|||
|
|
}
|
|||
|
|
return hexEscape(symbol);
|
|||
|
|
});
|
|||
|
|
// Shorten a few escapes that represent two symbols, of which at least one
|
|||
|
|
// is within the ASCII range.
|
|||
|
|
if (useNamedReferences) {
|
|||
|
|
string = string
|
|||
|
|
.replace(/>\u20D2/g, '>⃒')
|
|||
|
|
.replace(/<\u20D2/g, '<⃒')
|
|||
|
|
.replace(/fj/g, 'fj');
|
|||
|
|
}
|
|||
|
|
// Encode non-ASCII symbols.
|
|||
|
|
if (useNamedReferences) {
|
|||
|
|
// Encode non-ASCII symbols that can be replaced with a named reference.
|
|||
|
|
string = string.replace(regexEncodeNonAscii, function(string) {
|
|||
|
|
// Note: there is no need to check `has(encodeMap, string)` here.
|
|||
|
|
return '&' + encodeMap[string] + ';';
|
|||
|
|
});
|
|||
|
|
}
|
|||
|
|
// Note: any remaining non-ASCII symbols are handled outside of the `if`.
|
|||
|
|
} else if (useNamedReferences) {
|
|||
|
|
// Apply named character references.
|
|||
|
|
// Encode `<>"'&` using named character references.
|
|||
|
|
if (!allowUnsafeSymbols) {
|
|||
|
|
string = string.replace(regexEscape, function(string) {
|
|||
|
|
return '&' + encodeMap[string] + ';'; // no need to check `has()` here
|
|||
|
|
});
|
|||
|
|
}
|
|||
|
|
// Shorten escapes that represent two symbols, of which at least one is
|
|||
|
|
// `<>"'&`.
|
|||
|
|
string = string
|
|||
|
|
.replace(/>\u20D2/g, '>⃒')
|
|||
|
|
.replace(/<\u20D2/g, '<⃒');
|
|||
|
|
// Encode non-ASCII symbols that can be replaced with a named reference.
|
|||
|
|
string = string.replace(regexEncodeNonAscii, function(string) {
|
|||
|
|
// Note: there is no need to check `has(encodeMap, string)` here.
|
|||
|
|
return '&' + encodeMap[string] + ';';
|
|||
|
|
});
|
|||
|
|
} else if (!allowUnsafeSymbols) {
|
|||
|
|
// Encode `<>"'&` using hexadecimal escapes, now that they’re not handled
|
|||
|
|
// using named character references.
|
|||
|
|
string = string.replace(regexEscape, hexEscape);
|
|||
|
|
}
|
|||
|
|
return string
|
|||
|
|
// Encode astral symbols.
|
|||
|
|
.replace(regexAstralSymbols, function($0) {
|
|||
|
|
// https://mathiasbynens.be/notes/javascript-encoding#surrogate-formulae
|
|||
|
|
var high = $0.charCodeAt(0);
|
|||
|
|
var low = $0.charCodeAt(1);
|
|||
|
|
var codePoint = (high - 0xD800) * 0x400 + low - 0xDC00 + 0x10000;
|
|||
|
|
return '&#x' + codePoint.toString(16).toUpperCase() + ';';
|
|||
|
|
})
|
|||
|
|
// Encode any remaining BMP symbols that are not printable ASCII symbols
|
|||
|
|
// using a hexadecimal escape.
|
|||
|
|
.replace(regexBmpWhitelist, hexEscape);
|
|||
|
|
};
|
|||
|
|
// Expose default options (so they can be overridden globally).
|
|||
|
|
encode.options = {
|
|||
|
|
'allowUnsafeSymbols': false,
|
|||
|
|
'encodeEverything': false,
|
|||
|
|
'strict': false,
|
|||
|
|
'useNamedReferences': false
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
var decode = function(html, options) {
|
|||
|
|
options = merge(options, decode.options);
|
|||
|
|
var strict = options.strict;
|
|||
|
|
if (strict && regexInvalidEntity.test(html)) {
|
|||
|
|
parseError('malformed character reference');
|
|||
|
|
}
|
|||
|
|
return html.replace(regexDecode, function($0, $1, $2, $3, $4, $5, $6, $7) {
|
|||
|
|
var codePoint;
|
|||
|
|
var semicolon;
|
|||
|
|
var hexDigits;
|
|||
|
|
var reference;
|
|||
|
|
var next;
|
|||
|
|
if ($1) {
|
|||
|
|
// Decode decimal escapes, e.g. `𝌆`.
|
|||
|
|
codePoint = $1;
|
|||
|
|
semicolon = $2;
|
|||
|
|
if (strict && !semicolon) {
|
|||
|
|
parseError('character reference was not terminated by a semicolon');
|
|||
|
|
}
|
|||
|
|
return codePointToSymbol(codePoint, strict);
|
|||
|
|
}
|
|||
|
|
if ($3) {
|
|||
|
|
// Decode hexadecimal escapes, e.g. `𝌆`.
|
|||
|
|
hexDigits = $3;
|
|||
|
|
semicolon = $4;
|
|||
|
|
if (strict && !semicolon) {
|
|||
|
|
parseError('character reference was not terminated by a semicolon');
|
|||
|
|
}
|
|||
|
|
codePoint = parseInt(hexDigits, 16);
|
|||
|
|
return codePointToSymbol(codePoint, strict);
|
|||
|
|
}
|
|||
|
|
if ($5) {
|
|||
|
|
// Decode named character references with trailing `;`, e.g. `©`.
|
|||
|
|
reference = $5;
|
|||
|
|
if (has(decodeMap, reference)) {
|
|||
|
|
return decodeMap[reference];
|
|||
|
|
} else {
|
|||
|
|
// Ambiguous ampersand. https://mths.be/notes/ambiguous-ampersands
|
|||
|
|
if (strict) {
|
|||
|
|
parseError(
|
|||
|
|
'named character reference was not terminated by a semicolon'
|
|||
|
|
);
|
|||
|
|
}
|
|||
|
|
return $0;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
// If we’re still here, it’s a legacy reference for sure. No need for an
|
|||
|
|
// extra `if` check.
|
|||
|
|
// Decode named character references without trailing `;`, e.g. `&`
|
|||
|
|
// This is only a parse error if it gets converted to `&`, or if it is
|
|||
|
|
// followed by `=` in an attribute context.
|
|||
|
|
reference = $6;
|
|||
|
|
next = $7;
|
|||
|
|
if (next && options.isAttributeValue) {
|
|||
|
|
if (strict && next == '=') {
|
|||
|
|
parseError('`&` did not start a character reference');
|
|||
|
|
}
|
|||
|
|
return $0;
|
|||
|
|
} else {
|
|||
|
|
if (strict) {
|
|||
|
|
parseError(
|
|||
|
|
'named character reference was not terminated by a semicolon'
|
|||
|
|
);
|
|||
|
|
}
|
|||
|
|
// Note: there is no need to check `has(decodeMapLegacy, reference)`.
|
|||
|
|
return decodeMapLegacy[reference] + (next || '');
|
|||
|
|
}
|
|||
|
|
});
|
|||
|
|
};
|
|||
|
|
// Expose default options (so they can be overridden globally).
|
|||
|
|
decode.options = {
|
|||
|
|
'isAttributeValue': false,
|
|||
|
|
'strict': false
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
var escape = function(string) {
|
|||
|
|
return string.replace(regexEscape, function($0) {
|
|||
|
|
// Note: there is no need to check `has(escapeMap, $0)` here.
|
|||
|
|
return escapeMap[$0];
|
|||
|
|
});
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
/*--------------------------------------------------------------------------*/
|
|||
|
|
|
|||
|
|
var he = {
|
|||
|
|
'version': '0.5.0',
|
|||
|
|
'encode': encode,
|
|||
|
|
'decode': decode,
|
|||
|
|
'escape': escape,
|
|||
|
|
'unescape': decode
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
// Some AMD build optimizers, like r.js, check for specific condition patterns
|
|||
|
|
// like the following:
|
|||
|
|
if (
|
|||
|
|
typeof define == 'function' &&
|
|||
|
|
typeof define.amd == 'object' &&
|
|||
|
|
define.amd
|
|||
|
|
) {
|
|||
|
|
define(function() {
|
|||
|
|
return he;
|
|||
|
|
});
|
|||
|
|
} else if (freeExports && !freeExports.nodeType) {
|
|||
|
|
if (freeModule) { // in Node.js, io.js, or RingoJS v0.8.0+
|
|||
|
|
freeModule.exports = he;
|
|||
|
|
} else { // in Narwhal or RingoJS v0.7.0-
|
|||
|
|
for (var key in he) {
|
|||
|
|
has(he, key) && (freeExports[key] = he[key]);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
} else { // in Rhino or a web browser
|
|||
|
|
root.he = he;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}(this));
|