| 1 | // This is a generated file. Do not edit.
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| 2 | var Space_Separator = /[\u1680\u2000-\u200A\u202F\u205F\u3000]/;
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| 3 | var ID_Start = 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3[\uDC00-\uDC48\uDC80-\uDCB2\uDCC0-\uDCF2]|\uD804[\uDC03-\uDC37\uDC83-\uDCAF\uDCD0-\uDCE8\uDD03-\uDD26\uDD50-\uDD72\uDD76\uDD83-\uDDB2\uDDC1-\uDDC4\uDDDA\uDDDC\uDE00-\uDE11\uDE13-\uDE2B\uDE80-\uDE86\uDE88\uDE8A-\uDE8D\uDE8F-\uDE9D\uDE9F-\uDEA8\uDEB0-\uDEDE\uDF05-\uDF0C\uDF0F\uDF10\uDF13-\uDF28\uDF2A-\uDF30\uDF32\uDF33\uDF35-\uDF39\uDF3D\uDF50\uDF5D-\uDF61]|\uD805[\uDC00-\uDC34\uDC47-\uDC4A\uDC80-\uDCAF\uDCC4\uDCC5\uDCC7\uDD80-\uDDAE\uDDD8-\uDDDB\uDE00-\uDE2F\uDE44\uDE80-\uDEAA\uDF00-\uDF19]|\uD806[\uDCA0-\uDCDF\uDCFF\uDE00\uDE0B-\uDE32\uDE3A\uDE50\uDE5C-\uDE83\uDE86-\uDE89\uDEC0-\uDEF8]|\uD807[\uDC00-\uDC08\uDC0A-\uDC2E\uDC40\uDC72-\uDC8F\uDD00-\uDD06\uDD08\uDD09\uDD0B-\uDD30\uDD46]|\uD808[\uDC00-\uDF99]|\uD809[\uDC00-\uDC6E\uDC80-\uDD43]|[\uD80C\uD81C-\uD820\uD840-\uD868\uD86A-\uD86C\uD86F-\uD872\uD874-\uD879][\uDC00-\uDFFF]|\uD80D[\uDC00-\uDC2E]|\uD811[\uDC00-\uDE46]|\uD81A[\uDC00-\uDE38\uDE40-\uDE5E\uDED0-\uDEED\uDF00-\uDF2F\uDF40-\uDF43\uDF63-\uDF77\uDF7D-\uDF8F]|\uD81B[\uDF00-\uDF44\uDF50\uDF93-\uDF9F\uDFE0\uDFE1]|\uD821[\uDC00-\uDFEC]|\uD822[\uDC00-\uDEF2]|\uD82C[\uDC00-\uDD1E\uDD70-\uDEFB]|\uD82F[\uDC00-\uDC6A\uDC70-\uDC7C\uDC80-\uDC88\uDC90-\uDC99]|\uD835[\uDC00-\uDC54\uDC56-\uDC9C\uDC9E\uDC9F\uDCA2\uDCA5\uDCA6\uDCA9-\uDCAC\uDCAE-\uDCB9\uDCBB\uDCBD-\uDCC3\uDCC5-\uDD05\uDD07-\uDD0A\uDD0D-\uDD14\uDD16-\uDD1C\uDD1E-\uDD39\uDD3B-\uDD3E\uDD40-\uDD44\uDD46\uDD4A-\uDD50\uDD52-\uDEA5\uDEA8-\uDEC0\uDEC2-\uDEDA\uDEDC-\uDEFA\uDEFC-\uDF14\uDF16-\uDF34\uDF36-\uDF4E\uDF50-\uDF6E\uDF70-\uDF88\uDF8A-\uDFA8\uDFAA-\uDFC2\uDFC4-\uDFCB]|\uD83A[\uDC00-\uDCC4\uDD00-\uDD43]|\uD83B[\uDE00-\uDE03\uDE05-\uDE1F\uDE21\uDE22\uDE24\uDE27\uDE29-\uDE32\uDE34-\uDE37\uDE39\uDE3B\uDE42\uDE47\uDE49\uDE4B\uDE4D-\uDE4F\uDE51\uDE52\uDE54\uDE57\uDE59\uDE5B\uDE5D\uDE5F\uDE61\uDE62\uDE64\uDE67-\uDE6A\uDE6C-\uDE72\uDE74-\uDE77\uDE79-\uDE7C\uDE7E\uDE80-\uDE89\uDE8B-\uDE9B\uDEA1-\uDEA3\uDEA5-\uDEA9\uDEAB-\uDEBB]|\uD869[\uDC00-\uDED6\uDF00-\uDFFF]|\uD86D[\uDC00-\uDF34\uDF40-\uDFFF]|\uD86E[\uDC00-\uDC1D\uDC20-\uDFFF]|\uD873[\uDC00-\uDEA1\uDEB0-\uDFFF]|\uD87A[\uDC00-\uDFE0]|\uD87E[\uDC00-\uDE1D]/;
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|---|
| 4 | var ID_Continue = /[\xAA\xB5\xBA\xC0-\xD6\xD8-\xF6\xF8-\u02C1\u02C6-\u02D1\u02E0-\u02E4\u02EC\u02EE\u0300-\u0374\u0376\u0377\u037A-\u037D\u037F\u0386\u0388-\u038A\u038C\u038E-\u03A1\u03A3-\u03F5\u03F7-\u0481\u0483-\u0487\u048A-\u052F\u0531-\u0556\u0559\u0561-\u0587\u0591-\u05BD\u05BF\u05C1\u05C2\u05C4\u05C5\u05C7\u05D0-\u05EA\u05F0-\u05F2\u0610-\u061A\u0620-\u0669\u066E-\u06D3\u06D5-\u06DC\u06DF-\u06E8\u06EA-\u06FC\u06FF\u0710-\u074A\u074D-\u07B1\u07C0-\u07F5\u07FA\u0800-\u082D\u0840-\u085B\u0860-\u086A\u08A0-\u08B4\u08B6-\u08BD\u08D4-\u08E1\u08E3-\u0963\u0966-\u096F\u0971-\u0983\u0985-\u098C\u098F\u0990\u0993-\u09A8\u09AA-\u09B0\u09B2\u09B6-\u09B9\u09BC-\u09C4\u09C7\u09C8\u09CB-\u09CE\u09D7\u09DC\u09DD\u09DF-\u09E3\u09E6-\u09F1\u09FC\u0A01-\u0A03\u0A05-\u0A0A\u0A0F\u0A10\u0A13-\u0A28\u0A2A-\u0A30\u0A32\u0A33\u0A35\u0A36\u0A38\u0A39\u0A3C\u0A3E-\u0A42\u0A47\u0A48\u0A4B-\u0A4D\u0A51\u0A59-\u0A5C\u0A5E\u0A66-\u0A75\u0A81-\u0A83\u0A85-\u0A8D\u0A8F-\u0A91\u0A93-\u0AA8\u0AAA-\u0AB0\u0AB2\u0AB3\u0AB5-\u0AB9\u0ABC-\u0AC5\u0AC7-\u0AC9\u0ACB-\u0ACD\u0AD0\u0AE0-\u0AE3\u0AE6-\u0AEF\u0AF9-\u0AFF\u0B01-\u0B03\u0B05-\u0B0C\u0B0F\u0B10\u0B13-\u0B28\u0B2A-\u0B30\u0B32\u0B33\u0B35-\u0B39\u0B3C-\u0B44\u0B47\u0B48\u0B4B-\u0B4D\u0B56\u0B57\u0B5C\u0B5D\u0B5F-\u0B63\u0B66-\u0B6F\u0B71\u0B82\u0B83\u0B85-\u0B8A\u0B8E-\u0B90\u0B92-\u0B95\u0B99\u0B9A\u0B9C\u0B9E\u0B9F\u0BA3\u0BA4\u0BA8-\u0BAA\u0BAE-\u0BB9\u0BBE-\u0BC2\u0BC6-\u0BC8\u0BCA-\u0BCD\u0BD0\u0BD7\u0BE6-\u0BEF\u0C00-\u0C03\u0C05-\u0C0C\u0C0E-\u0C10\u0C12-\u0C28\u0C2A-\u0C39\u0C3D-\u0C44\u0C46-\u0C48\u0C4A-\u0C4D\u0C55\u0C56\u0C58-\u0C5A\u0C60-\u0C63\u0C66-\u0C6F\u0C80-\u0C83\u0C85-\u0C8C\u0C8E-\u0C90\u0C92-\u0CA8\u0CAA-\u0CB3\u0CB5-\u0CB9\u0CBC-\u0CC4\u0CC6-\u0CC8\u0CCA-\u0CCD\u0CD5\u0CD6\u0CDE\u0CE0-\u0CE3\u0CE6-\u0CEF\u0CF1\u0CF2\u0D00-\u0D03\u0D05-\u0D0C\u0D0E-\u0D10\u0D12-\u0D44\u0D46-\u0D48\u0D4A-\u0D4E\u0D54-\u0D57\u0D5F-\u0D63\u0D66-\u0D6F\u0D7A-\u0D7F\u0D82\u0D83\u0D85-\u0D96\u0D9A-\u0DB1\u0DB3-\u0DBB\u0DBD\u0DC0-\u0DC6\u0DCA\u0DCF-\u0DD4\u0DD6\u0DD8-\u0DDF\u0DE6-\u0DEF\u0DF2\u0DF3\u0E01-\u0E3A\u0E40-\u0E4E\u0E50-\u0E59\u0E81\u0E82\u0E84\u0E87\u0E88\u0E8A\u0E8D\u0E94-\u0E97\u0E99-\u0E9F\u0EA1-\u0EA3\u0EA5\u0EA7\u0EAA\u0EAB\u0EAD-\u0EB9\u0EBB-\u0EBD\u0EC0-\u0EC4\u0EC6\u0EC8-\u0ECD\u0ED0-\u0ED9\u0EDC-\u0EDF\u0F00\u0F18\u0F19\u0F20-\u0F29\u0F35\u0F37\u0F39\u0F3E-\u0F47\u0F49-\u0F6C\u0F71-\u0F84\u0F86-\u0F97\u0F99-\u0FBC\u0FC6\u1000-\u1049\u1050-\u109D\u10A0-\u10C5\u10C7\u10CD\u10D0-\u10FA\u10FC-\u1248\u124A-\u124D\u1250-\u1256\u1258\u125A-\u125D\u1260-\u1288\u128A-\u128D\u1290-\u12B0\u12B2-\u12B5\u12B8-\u12BE\u12C0\u12C2-\u12C5\u12C8-\u12D6\u12D8-\u1310\u1312-\u1315\u1318-\u135A\u135D-\u135F\u1380-\u138F\u13A0-\u13F5\u13F8-\u13FD\u1401-\u166C\u166F-\u167F\u1681-\u169A\u16A0-\u16EA\u16EE-\u16F8\u1700-\u170C\u170E-\u1714\u1720-\u1734\u1740-\u1753\u1760-\u176C\u176E-\u1770\u1772\u1773\u1780-\u17D3\u17D7\u17DC\u17DD\u17E0-\u17E9\u180B-\u180D\u1810-\u1819\u1820-\u1877\u1880-\u18AA\u18B0-\u18F5\u1900-\u191E\u1920-\u192B\u1930-\u193B\u1946-\u196D\u1970-\u1974\u1980-\u19AB\u19B0-\u19C9\u19D0-\u19D9\u1A00-\u1A1B\u1A20-\u1A5E\u1A60-\u1A7C\u1A7F-\u1A89\u1A90-\u1A99\u1AA7\u1AB0-\u1ABD\u1B00-\u1B4B\u1B50-\u1B59\u1B6B-\u1B73\u1B80-\u1BF3\u1C00-\u1C37\u1C40-\u1C49\u1C4D-\u1C7D\u1C80-\u1C88\u1CD0-\u1CD2\u1CD4-\u1CF9\u1D00-\u1DF9\u1DFB-\u1F15\u1F18-\u1F1D\u1F20-\u1F45\u1F48-\u1F4D\u1F50-\u1F57\u1F59\u1F5B\u1F5D\u1F5F-\u1F7D\u1F80-\u1FB4\u1FB6-\u1FBC\u1FBE\u1FC2-\u1FC4\u1FC6-\u1FCC\u1FD0-\u1FD3\u1FD6-\u1FDB\u1FE0-\u1FEC\u1FF2-\u1FF4\u1FF6-\u1FFC\u203F\u2040\u2054\u2071\u207F\u2090-\u209C\u20D0-\u20DC\u20E1\u20E5-\u20F0\u2102\u2107\u210A-\u2113\u2115\u2119-\u211D\u2124\u2126\u2128\u212A-\u212D\u212F-\u2139\u213C-\u213F\u2145-\u2149\u214E\u2160-\u2188\u2C00-\u2C2E\u2C30-\u2C5E\u2C60-\u2CE4\u2CEB-\u2CF3\u2D00-\u2D25\u2D27\u2D2D\u2D30-\u2D67\u2D6F\u2D7F-\u2D96\u2DA0-\u2DA6\u2DA8-\u2DAE\u2DB0-\u2DB6\u2DB8-\u2DBE\u2DC0-\u2DC6\u2DC8-\u2DCE\u2DD0-\u2DD6\u2DD8-\u2DDE\u2DE0-\u2DFF\u2E2F\u3005-\u3007\u3021-\u302F\u3031-\u3035\u3038-\u303C\u3041-\u3096\u3099\u309A\u309D-\u309F\u30A1-\u30FA\u30FC-\u30FF\u3105-\u312E\u3131-\u318E\u31A0-\u31BA\u31F0-\u31FF\u3400-\u4DB5\u4E00-\u9FEA\uA000-\uA48C\uA4D0-\uA4FD\uA500-\uA60C\uA610-\uA62B\uA640-\uA66F\uA674-\uA67D\uA67F-\uA6F1\uA717-\uA71F\uA722-\uA788\uA78B-\uA7AE\uA7B0-\uA7B7\uA7F7-\uA827\uA840-\uA873\uA880-\uA8C5\uA8D0-\uA8D9\uA8E0-\uA8F7\uA8FB\uA8FD\uA900-\uA92D\uA930-\uA953\uA960-\uA97C\uA980-\uA9C0\uA9CF-\uA9D9\uA9E0-\uA9FE\uAA00-\uAA36\uAA40-\uAA4D\uAA50-\uAA59\uAA60-\uAA76\uAA7A-\uAAC2\uAADB-\uAADD\uAAE0-\uAAEF\uAAF2-\uAAF6\uAB01-\uAB06\uAB09-\uAB0E\uAB11-\uAB16\uAB20-\uAB26\uAB28-\uAB2E\uAB30-\uAB5A\uAB5C-\uAB65\uAB70-\uABEA\uABEC\uABED\uABF0-\uABF9\uAC00-\uD7A3\uD7B0-\uD7C6\uD7CB-\uD7FB\uF900-\uFA6D\uFA70-\uFAD9\uFB00-\uFB06\uFB13-\uFB17\uFB1D-\uFB28\uFB2A-\uFB36\uFB38-\uFB3C\uFB3E\uFB40\uFB41\uFB43\uFB44\uFB46-\uFBB1\uFBD3-\uFD3D\uFD50-\uFD8F\uFD92-\uFDC7\uFDF0-\uFDFB\uFE00-\uFE0F\uFE20-\uFE2F\uFE33\uFE34\uFE4D-\uFE4F\uFE70-\uFE74\uFE76-\uFEFC\uFF10-\uFF19\uFF21-\uFF3A\uFF3F\uFF41-\uFF5A\uFF66-\uFFBE\uFFC2-\uFFC7\uFFCA-\uFFCF\uFFD2-\uFFD7\uFFDA-\uFFDC]|\uD800[\uDC00-\uDC0B\uDC0D-\uDC26\uDC28-\uDC3A\uDC3C\uDC3D\uDC3F-\uDC4D\uDC50-\uDC5D\uDC80-\uDCFA\uDD40-\uDD74\uDDFD\uDE80-\uDE9C\uDEA0-\uDED0\uDEE0\uDF00-\uDF1F\uDF2D-\uDF4A\uDF50-\uDF7A\uDF80-\uDF9D\uDFA0-\uDFC3\uDFC8-\uDFCF\uDFD1-\uDFD5]|\uD801[\uDC00-\uDC9D\uDCA0-\uDCA9\uDCB0-\uDCD3\uDCD8-\uDCFB\uDD00-\uDD27\uDD30-\uDD63\uDE00-\uDF36\uDF40-\uDF55\uDF60-\uDF67]|\uD802[\uDC00-\uDC05\uDC08\uDC0A-\uDC35\uDC37\uDC38\uDC3C\uDC3F-\uDC55\uDC60-\uDC76\uDC80-\uDC9E\uDCE0-\uDCF2\uDCF4\uDCF5\uDD00-\uDD15\uDD20-\uDD39\uDD80-\uDDB7\uDDBE\uDDBF\uDE00-\uDE03\uDE05\uDE06\uDE0C-\uDE13\uDE15-\uDE17\uDE19-\uDE33\uDE38-\uDE3A\uDE3F\uDE60-\uDE7C\uDE80-\uDE9C\uDEC0-\uDEC7\uDEC9-\uDEE6\uDF00-\uDF35\uDF40-\uDF55\uDF60-\uDF72\uDF80-\uDF91]|\uD803[\uDC00-\uDC48\uDC80-\uDCB2\uDCC0-\uDCF2]|\uD804[\uDC00-\uDC46\uDC66-\uDC6F\uDC7F-\uDCBA\uDCD0-\uDCE8\uDCF0-\uDCF9\uDD00-\uDD34\uDD36-\uDD3F\uDD50-\uDD73\uDD76\uDD80-\uDDC4\uDDCA-\uDDCC\uDDD0-\uDDDA\uDDDC\uDE00-\uDE11\uDE13-\uDE37\uDE3E\uDE80-\uDE86\uDE88\uDE8A-\uDE8D\uDE8F-\uDE9D\uDE9F-\uDEA8\uDEB0-\uDEEA\uDEF0-\uDEF9\uDF00-\uDF03\uDF05-\uDF0C\uDF0F\uDF10\uDF13-\uDF28\uDF2A-\uDF30\uDF32\uDF33\uDF35-\uDF39\uDF3C-\uDF44\uDF47\uDF48\uDF4B-\uDF4D\uDF50\uDF57\uDF5D-\uDF63\uDF66-\uDF6C\uDF70-\uDF74]|\uD805[\uDC00-\uDC4A\uDC50-\uDC59\uDC80-\uDCC5\uDCC7\uDCD0-\uDCD9\uDD80-\uDDB5\uDDB8-\uDDC0\uDDD8-\uDDDD\uDE00-\uDE40\uDE44\uDE50-\uDE59\uDE80-\uDEB7\uDEC0-\uDEC9\uDF00-\uDF19\uDF1D-\uDF2B\uDF30-\uDF39]|\uD806[\uDCA0-\uDCE9\uDCFF\uDE00-\uDE3E\uDE47\uDE50-\uDE83\uDE86-\uDE99\uDEC0-\uDEF8]|\uD807[\uDC00-\uDC08\uDC0A-\uDC36\uDC38-\uDC40\uDC50-\uDC59\uDC72-\uDC8F\uDC92-\uDCA7\uDCA9-\uDCB6\uDD00-\uDD06\uDD08\uDD09\uDD0B-\uDD36\uDD3A\uDD3C\uDD3D\uDD3F-\uDD47\uDD50-\uDD59]|\uD808[\uDC00-\uDF99]|\uD809[\uDC00-\uDC6E\uDC80-\uDD43]|[\uD80C\uD81C-\uD820\uD840-\uD868\uD86A-\uD86C\uD86F-\uD872\uD874-\uD879][\uDC00-\uDFFF]|\uD80D[\uDC00-\uDC2E]|\uD811[\uDC00-\uDE46]|\uD81A[\uDC00-\uDE38\uDE40-\uDE5E\uDE60-\uDE69\uDED0-\uDEED\uDEF0-\uDEF4\uDF00-\uDF36\uDF40-\uDF43\uDF50-\uDF59\uDF63-\uDF77\uDF7D-\uDF8F]|\uD81B[\uDF00-\uDF44\uDF50-\uDF7E\uDF8F-\uDF9F\uDFE0\uDFE1]|\uD821[\uDC00-\uDFEC]|\uD822[\uDC00-\uDEF2]|\uD82C[\uDC00-\uDD1E\uDD70-\uDEFB]|\uD82F[\uDC00-\uDC6A\uDC70-\uDC7C\uDC80-\uDC88\uDC90-\uDC99\uDC9D\uDC9E]|\uD834[\uDD65-\uDD69\uDD6D-\uDD72\uDD7B-\uDD82\uDD85-\uDD8B\uDDAA-\uDDAD\uDE42-\uDE44]|\uD835[\uDC00-\uDC54\uDC56-\uDC9C\uDC9E\uDC9F\uDCA2\uDCA5\uDCA6\uDCA9-\uDCAC\uDCAE-\uDCB9\uDCBB\uDCBD-\uDCC3\uDCC5-\uDD05\uDD07-\uDD0A\uDD0D-\uDD14\uDD16-\uDD1C\uDD1E-\uDD39\uDD3B-\uDD3E\uDD40-\uDD44\uDD46\uDD4A-\uDD50\uDD52-\uDEA5\uDEA8-\uDEC0\uDEC2-\uDEDA\uDEDC-\uDEFA\uDEFC-\uDF14\uDF16-\uDF34\uDF36-\uDF4E\uDF50-\uDF6E\uDF70-\uDF88\uDF8A-\uDFA8\uDFAA-\uDFC2\uDFC4-\uDFCB\uDFCE-\uDFFF]|\uD836[\uDE00-\uDE36\uDE3B-\uDE6C\uDE75\uDE84\uDE9B-\uDE9F\uDEA1-\uDEAF]|\uD838[\uDC00-\uDC06\uDC08-\uDC18\uDC1B-\uDC21\uDC23\uDC24\uDC26-\uDC2A]|\uD83A[\uDC00-\uDCC4\uDCD0-\uDCD6\uDD00-\uDD4A\uDD50-\uDD59]|\uD83B[\uDE00-\uDE03\uDE05-\uDE1F\uDE21\uDE22\uDE24\uDE27\uDE29-\uDE32\uDE34-\uDE37\uDE39\uDE3B\uDE42\uDE47\uDE49\uDE4B\uDE4D-\uDE4F\uDE51\uDE52\uDE54\uDE57\uDE59\uDE5B\uDE5D\uDE5F\uDE61\uDE62\uDE64\uDE67-\uDE6A\uDE6C-\uDE72\uDE74-\uDE77\uDE79-\uDE7C\uDE7E\uDE80-\uDE89\uDE8B-\uDE9B\uDEA1-\uDEA3\uDEA5-\uDEA9\uDEAB-\uDEBB]|\uD869[\uDC00-\uDED6\uDF00-\uDFFF]|\uD86D[\uDC00-\uDF34\uDF40-\uDFFF]|\uD86E[\uDC00-\uDC1D\uDC20-\uDFFF]|\uD873[\uDC00-\uDEA1\uDEB0-\uDFFF]|\uD87A[\uDC00-\uDFE0]|\uD87E[\uDC00-\uDE1D]|\uDB40[\uDD00-\uDDEF]/;
|
|---|
| 5 |
|
|---|
| 6 | var unicode = {
|
|---|
| 7 | Space_Separator: Space_Separator,
|
|---|
| 8 | ID_Start: ID_Start,
|
|---|
| 9 | ID_Continue: ID_Continue
|
|---|
| 10 | };
|
|---|
| 11 |
|
|---|
| 12 | var util = {
|
|---|
| 13 | isSpaceSeparator (c) {
|
|---|
| 14 | return typeof c === 'string' && unicode.Space_Separator.test(c)
|
|---|
| 15 | },
|
|---|
| 16 |
|
|---|
| 17 | isIdStartChar (c) {
|
|---|
| 18 | return typeof c === 'string' && (
|
|---|
| 19 | (c >= 'a' && c <= 'z') ||
|
|---|
| 20 | (c >= 'A' && c <= 'Z') ||
|
|---|
| 21 | (c === '$') || (c === '_') ||
|
|---|
| 22 | unicode.ID_Start.test(c)
|
|---|
| 23 | )
|
|---|
| 24 | },
|
|---|
| 25 |
|
|---|
| 26 | isIdContinueChar (c) {
|
|---|
| 27 | return typeof c === 'string' && (
|
|---|
| 28 | (c >= 'a' && c <= 'z') ||
|
|---|
| 29 | (c >= 'A' && c <= 'Z') ||
|
|---|
| 30 | (c >= '0' && c <= '9') ||
|
|---|
| 31 | (c === '$') || (c === '_') ||
|
|---|
| 32 | (c === '\u200C') || (c === '\u200D') ||
|
|---|
| 33 | unicode.ID_Continue.test(c)
|
|---|
| 34 | )
|
|---|
| 35 | },
|
|---|
| 36 |
|
|---|
| 37 | isDigit (c) {
|
|---|
| 38 | return typeof c === 'string' && /[0-9]/.test(c)
|
|---|
| 39 | },
|
|---|
| 40 |
|
|---|
| 41 | isHexDigit (c) {
|
|---|
| 42 | return typeof c === 'string' && /[0-9A-Fa-f]/.test(c)
|
|---|
| 43 | },
|
|---|
| 44 | };
|
|---|
| 45 |
|
|---|
| 46 | let source;
|
|---|
| 47 | let parseState;
|
|---|
| 48 | let stack;
|
|---|
| 49 | let pos;
|
|---|
| 50 | let line;
|
|---|
| 51 | let column;
|
|---|
| 52 | let token;
|
|---|
| 53 | let key;
|
|---|
| 54 | let root;
|
|---|
| 55 |
|
|---|
| 56 | var parse = function parse (text, reviver) {
|
|---|
| 57 | source = String(text);
|
|---|
| 58 | parseState = 'start';
|
|---|
| 59 | stack = [];
|
|---|
| 60 | pos = 0;
|
|---|
| 61 | line = 1;
|
|---|
| 62 | column = 0;
|
|---|
| 63 | token = undefined;
|
|---|
| 64 | key = undefined;
|
|---|
| 65 | root = undefined;
|
|---|
| 66 |
|
|---|
| 67 | do {
|
|---|
| 68 | token = lex();
|
|---|
| 69 |
|
|---|
| 70 | // This code is unreachable.
|
|---|
| 71 | // if (!parseStates[parseState]) {
|
|---|
| 72 | // throw invalidParseState()
|
|---|
| 73 | // }
|
|---|
| 74 |
|
|---|
| 75 | parseStates[parseState]();
|
|---|
| 76 | } while (token.type !== 'eof')
|
|---|
| 77 |
|
|---|
| 78 | if (typeof reviver === 'function') {
|
|---|
| 79 | return internalize({'': root}, '', reviver)
|
|---|
| 80 | }
|
|---|
| 81 |
|
|---|
| 82 | return root
|
|---|
| 83 | };
|
|---|
| 84 |
|
|---|
| 85 | function internalize (holder, name, reviver) {
|
|---|
| 86 | const value = holder[name];
|
|---|
| 87 | if (value != null && typeof value === 'object') {
|
|---|
| 88 | for (const key in value) {
|
|---|
| 89 | const replacement = internalize(value, key, reviver);
|
|---|
| 90 | if (replacement === undefined) {
|
|---|
| 91 | delete value[key];
|
|---|
| 92 | } else {
|
|---|
| 93 | value[key] = replacement;
|
|---|
| 94 | }
|
|---|
| 95 | }
|
|---|
| 96 | }
|
|---|
| 97 |
|
|---|
| 98 | return reviver.call(holder, name, value)
|
|---|
| 99 | }
|
|---|
| 100 |
|
|---|
| 101 | let lexState;
|
|---|
| 102 | let buffer;
|
|---|
| 103 | let doubleQuote;
|
|---|
| 104 | let sign;
|
|---|
| 105 | let c;
|
|---|
| 106 |
|
|---|
| 107 | function lex () {
|
|---|
| 108 | lexState = 'default';
|
|---|
| 109 | buffer = '';
|
|---|
| 110 | doubleQuote = false;
|
|---|
| 111 | sign = 1;
|
|---|
| 112 |
|
|---|
| 113 | for (;;) {
|
|---|
| 114 | c = peek();
|
|---|
| 115 |
|
|---|
| 116 | // This code is unreachable.
|
|---|
| 117 | // if (!lexStates[lexState]) {
|
|---|
| 118 | // throw invalidLexState(lexState)
|
|---|
| 119 | // }
|
|---|
| 120 |
|
|---|
| 121 | const token = lexStates[lexState]();
|
|---|
| 122 | if (token) {
|
|---|
| 123 | return token
|
|---|
| 124 | }
|
|---|
| 125 | }
|
|---|
| 126 | }
|
|---|
| 127 |
|
|---|
| 128 | function peek () {
|
|---|
| 129 | if (source[pos]) {
|
|---|
| 130 | return String.fromCodePoint(source.codePointAt(pos))
|
|---|
| 131 | }
|
|---|
| 132 | }
|
|---|
| 133 |
|
|---|
| 134 | function read () {
|
|---|
| 135 | const c = peek();
|
|---|
| 136 |
|
|---|
| 137 | if (c === '\n') {
|
|---|
| 138 | line++;
|
|---|
| 139 | column = 0;
|
|---|
| 140 | } else if (c) {
|
|---|
| 141 | column += c.length;
|
|---|
| 142 | } else {
|
|---|
| 143 | column++;
|
|---|
| 144 | }
|
|---|
| 145 |
|
|---|
| 146 | if (c) {
|
|---|
| 147 | pos += c.length;
|
|---|
| 148 | }
|
|---|
| 149 |
|
|---|
| 150 | return c
|
|---|
| 151 | }
|
|---|
| 152 |
|
|---|
| 153 | const lexStates = {
|
|---|
| 154 | default () {
|
|---|
| 155 | switch (c) {
|
|---|
| 156 | case '\t':
|
|---|
| 157 | case '\v':
|
|---|
| 158 | case '\f':
|
|---|
| 159 | case ' ':
|
|---|
| 160 | case '\u00A0':
|
|---|
| 161 | case '\uFEFF':
|
|---|
| 162 | case '\n':
|
|---|
| 163 | case '\r':
|
|---|
| 164 | case '\u2028':
|
|---|
| 165 | case '\u2029':
|
|---|
| 166 | read();
|
|---|
| 167 | return
|
|---|
| 168 |
|
|---|
| 169 | case '/':
|
|---|
| 170 | read();
|
|---|
| 171 | lexState = 'comment';
|
|---|
| 172 | return
|
|---|
| 173 |
|
|---|
| 174 | case undefined:
|
|---|
| 175 | read();
|
|---|
| 176 | return newToken('eof')
|
|---|
| 177 | }
|
|---|
| 178 |
|
|---|
| 179 | if (util.isSpaceSeparator(c)) {
|
|---|
| 180 | read();
|
|---|
| 181 | return
|
|---|
| 182 | }
|
|---|
| 183 |
|
|---|
| 184 | // This code is unreachable.
|
|---|
| 185 | // if (!lexStates[parseState]) {
|
|---|
| 186 | // throw invalidLexState(parseState)
|
|---|
| 187 | // }
|
|---|
| 188 |
|
|---|
| 189 | return lexStates[parseState]()
|
|---|
| 190 | },
|
|---|
| 191 |
|
|---|
| 192 | comment () {
|
|---|
| 193 | switch (c) {
|
|---|
| 194 | case '*':
|
|---|
| 195 | read();
|
|---|
| 196 | lexState = 'multiLineComment';
|
|---|
| 197 | return
|
|---|
| 198 |
|
|---|
| 199 | case '/':
|
|---|
| 200 | read();
|
|---|
| 201 | lexState = 'singleLineComment';
|
|---|
| 202 | return
|
|---|
| 203 | }
|
|---|
| 204 |
|
|---|
| 205 | throw invalidChar(read())
|
|---|
| 206 | },
|
|---|
| 207 |
|
|---|
| 208 | multiLineComment () {
|
|---|
| 209 | switch (c) {
|
|---|
| 210 | case '*':
|
|---|
| 211 | read();
|
|---|
| 212 | lexState = 'multiLineCommentAsterisk';
|
|---|
| 213 | return
|
|---|
| 214 |
|
|---|
| 215 | case undefined:
|
|---|
| 216 | throw invalidChar(read())
|
|---|
| 217 | }
|
|---|
| 218 |
|
|---|
| 219 | read();
|
|---|
| 220 | },
|
|---|
| 221 |
|
|---|
| 222 | multiLineCommentAsterisk () {
|
|---|
| 223 | switch (c) {
|
|---|
| 224 | case '*':
|
|---|
| 225 | read();
|
|---|
| 226 | return
|
|---|
| 227 |
|
|---|
| 228 | case '/':
|
|---|
| 229 | read();
|
|---|
| 230 | lexState = 'default';
|
|---|
| 231 | return
|
|---|
| 232 |
|
|---|
| 233 | case undefined:
|
|---|
| 234 | throw invalidChar(read())
|
|---|
| 235 | }
|
|---|
| 236 |
|
|---|
| 237 | read();
|
|---|
| 238 | lexState = 'multiLineComment';
|
|---|
| 239 | },
|
|---|
| 240 |
|
|---|
| 241 | singleLineComment () {
|
|---|
| 242 | switch (c) {
|
|---|
| 243 | case '\n':
|
|---|
| 244 | case '\r':
|
|---|
| 245 | case '\u2028':
|
|---|
| 246 | case '\u2029':
|
|---|
| 247 | read();
|
|---|
| 248 | lexState = 'default';
|
|---|
| 249 | return
|
|---|
| 250 |
|
|---|
| 251 | case undefined:
|
|---|
| 252 | read();
|
|---|
| 253 | return newToken('eof')
|
|---|
| 254 | }
|
|---|
| 255 |
|
|---|
| 256 | read();
|
|---|
| 257 | },
|
|---|
| 258 |
|
|---|
| 259 | value () {
|
|---|
| 260 | switch (c) {
|
|---|
| 261 | case '{':
|
|---|
| 262 | case '[':
|
|---|
| 263 | return newToken('punctuator', read())
|
|---|
| 264 |
|
|---|
| 265 | case 'n':
|
|---|
| 266 | read();
|
|---|
| 267 | literal('ull');
|
|---|
| 268 | return newToken('null', null)
|
|---|
| 269 |
|
|---|
| 270 | case 't':
|
|---|
| 271 | read();
|
|---|
| 272 | literal('rue');
|
|---|
| 273 | return newToken('boolean', true)
|
|---|
| 274 |
|
|---|
| 275 | case 'f':
|
|---|
| 276 | read();
|
|---|
| 277 | literal('alse');
|
|---|
| 278 | return newToken('boolean', false)
|
|---|
| 279 |
|
|---|
| 280 | case '-':
|
|---|
| 281 | case '+':
|
|---|
| 282 | if (read() === '-') {
|
|---|
| 283 | sign = -1;
|
|---|
| 284 | }
|
|---|
| 285 |
|
|---|
| 286 | lexState = 'sign';
|
|---|
| 287 | return
|
|---|
| 288 |
|
|---|
| 289 | case '.':
|
|---|
| 290 | buffer = read();
|
|---|
| 291 | lexState = 'decimalPointLeading';
|
|---|
| 292 | return
|
|---|
| 293 |
|
|---|
| 294 | case '0':
|
|---|
| 295 | buffer = read();
|
|---|
| 296 | lexState = 'zero';
|
|---|
| 297 | return
|
|---|
| 298 |
|
|---|
| 299 | case '1':
|
|---|
| 300 | case '2':
|
|---|
| 301 | case '3':
|
|---|
| 302 | case '4':
|
|---|
| 303 | case '5':
|
|---|
| 304 | case '6':
|
|---|
| 305 | case '7':
|
|---|
| 306 | case '8':
|
|---|
| 307 | case '9':
|
|---|
| 308 | buffer = read();
|
|---|
| 309 | lexState = 'decimalInteger';
|
|---|
| 310 | return
|
|---|
| 311 |
|
|---|
| 312 | case 'I':
|
|---|
| 313 | read();
|
|---|
| 314 | literal('nfinity');
|
|---|
| 315 | return newToken('numeric', Infinity)
|
|---|
| 316 |
|
|---|
| 317 | case 'N':
|
|---|
| 318 | read();
|
|---|
| 319 | literal('aN');
|
|---|
| 320 | return newToken('numeric', NaN)
|
|---|
| 321 |
|
|---|
| 322 | case '"':
|
|---|
| 323 | case "'":
|
|---|
| 324 | doubleQuote = (read() === '"');
|
|---|
| 325 | buffer = '';
|
|---|
| 326 | lexState = 'string';
|
|---|
| 327 | return
|
|---|
| 328 | }
|
|---|
| 329 |
|
|---|
| 330 | throw invalidChar(read())
|
|---|
| 331 | },
|
|---|
| 332 |
|
|---|
| 333 | identifierNameStartEscape () {
|
|---|
| 334 | if (c !== 'u') {
|
|---|
| 335 | throw invalidChar(read())
|
|---|
| 336 | }
|
|---|
| 337 |
|
|---|
| 338 | read();
|
|---|
| 339 | const u = unicodeEscape();
|
|---|
| 340 | switch (u) {
|
|---|
| 341 | case '$':
|
|---|
| 342 | case '_':
|
|---|
| 343 | break
|
|---|
| 344 |
|
|---|
| 345 | default:
|
|---|
| 346 | if (!util.isIdStartChar(u)) {
|
|---|
| 347 | throw invalidIdentifier()
|
|---|
| 348 | }
|
|---|
| 349 |
|
|---|
| 350 | break
|
|---|
| 351 | }
|
|---|
| 352 |
|
|---|
| 353 | buffer += u;
|
|---|
| 354 | lexState = 'identifierName';
|
|---|
| 355 | },
|
|---|
| 356 |
|
|---|
| 357 | identifierName () {
|
|---|
| 358 | switch (c) {
|
|---|
| 359 | case '$':
|
|---|
| 360 | case '_':
|
|---|
| 361 | case '\u200C':
|
|---|
| 362 | case '\u200D':
|
|---|
| 363 | buffer += read();
|
|---|
| 364 | return
|
|---|
| 365 |
|
|---|
| 366 | case '\\':
|
|---|
| 367 | read();
|
|---|
| 368 | lexState = 'identifierNameEscape';
|
|---|
| 369 | return
|
|---|
| 370 | }
|
|---|
| 371 |
|
|---|
| 372 | if (util.isIdContinueChar(c)) {
|
|---|
| 373 | buffer += read();
|
|---|
| 374 | return
|
|---|
| 375 | }
|
|---|
| 376 |
|
|---|
| 377 | return newToken('identifier', buffer)
|
|---|
| 378 | },
|
|---|
| 379 |
|
|---|
| 380 | identifierNameEscape () {
|
|---|
| 381 | if (c !== 'u') {
|
|---|
| 382 | throw invalidChar(read())
|
|---|
| 383 | }
|
|---|
| 384 |
|
|---|
| 385 | read();
|
|---|
| 386 | const u = unicodeEscape();
|
|---|
| 387 | switch (u) {
|
|---|
| 388 | case '$':
|
|---|
| 389 | case '_':
|
|---|
| 390 | case '\u200C':
|
|---|
| 391 | case '\u200D':
|
|---|
| 392 | break
|
|---|
| 393 |
|
|---|
| 394 | default:
|
|---|
| 395 | if (!util.isIdContinueChar(u)) {
|
|---|
| 396 | throw invalidIdentifier()
|
|---|
| 397 | }
|
|---|
| 398 |
|
|---|
| 399 | break
|
|---|
| 400 | }
|
|---|
| 401 |
|
|---|
| 402 | buffer += u;
|
|---|
| 403 | lexState = 'identifierName';
|
|---|
| 404 | },
|
|---|
| 405 |
|
|---|
| 406 | sign () {
|
|---|
| 407 | switch (c) {
|
|---|
| 408 | case '.':
|
|---|
| 409 | buffer = read();
|
|---|
| 410 | lexState = 'decimalPointLeading';
|
|---|
| 411 | return
|
|---|
| 412 |
|
|---|
| 413 | case '0':
|
|---|
| 414 | buffer = read();
|
|---|
| 415 | lexState = 'zero';
|
|---|
| 416 | return
|
|---|
| 417 |
|
|---|
| 418 | case '1':
|
|---|
| 419 | case '2':
|
|---|
| 420 | case '3':
|
|---|
| 421 | case '4':
|
|---|
| 422 | case '5':
|
|---|
| 423 | case '6':
|
|---|
| 424 | case '7':
|
|---|
| 425 | case '8':
|
|---|
| 426 | case '9':
|
|---|
| 427 | buffer = read();
|
|---|
| 428 | lexState = 'decimalInteger';
|
|---|
| 429 | return
|
|---|
| 430 |
|
|---|
| 431 | case 'I':
|
|---|
| 432 | read();
|
|---|
| 433 | literal('nfinity');
|
|---|
| 434 | return newToken('numeric', sign * Infinity)
|
|---|
| 435 |
|
|---|
| 436 | case 'N':
|
|---|
| 437 | read();
|
|---|
| 438 | literal('aN');
|
|---|
| 439 | return newToken('numeric', NaN)
|
|---|
| 440 | }
|
|---|
| 441 |
|
|---|
| 442 | throw invalidChar(read())
|
|---|
| 443 | },
|
|---|
| 444 |
|
|---|
| 445 | zero () {
|
|---|
| 446 | switch (c) {
|
|---|
| 447 | case '.':
|
|---|
| 448 | buffer += read();
|
|---|
| 449 | lexState = 'decimalPoint';
|
|---|
| 450 | return
|
|---|
| 451 |
|
|---|
| 452 | case 'e':
|
|---|
| 453 | case 'E':
|
|---|
| 454 | buffer += read();
|
|---|
| 455 | lexState = 'decimalExponent';
|
|---|
| 456 | return
|
|---|
| 457 |
|
|---|
| 458 | case 'x':
|
|---|
| 459 | case 'X':
|
|---|
| 460 | buffer += read();
|
|---|
| 461 | lexState = 'hexadecimal';
|
|---|
| 462 | return
|
|---|
| 463 | }
|
|---|
| 464 |
|
|---|
| 465 | return newToken('numeric', sign * 0)
|
|---|
| 466 | },
|
|---|
| 467 |
|
|---|
| 468 | decimalInteger () {
|
|---|
| 469 | switch (c) {
|
|---|
| 470 | case '.':
|
|---|
| 471 | buffer += read();
|
|---|
| 472 | lexState = 'decimalPoint';
|
|---|
| 473 | return
|
|---|
| 474 |
|
|---|
| 475 | case 'e':
|
|---|
| 476 | case 'E':
|
|---|
| 477 | buffer += read();
|
|---|
| 478 | lexState = 'decimalExponent';
|
|---|
| 479 | return
|
|---|
| 480 | }
|
|---|
| 481 |
|
|---|
| 482 | if (util.isDigit(c)) {
|
|---|
| 483 | buffer += read();
|
|---|
| 484 | return
|
|---|
| 485 | }
|
|---|
| 486 |
|
|---|
| 487 | return newToken('numeric', sign * Number(buffer))
|
|---|
| 488 | },
|
|---|
| 489 |
|
|---|
| 490 | decimalPointLeading () {
|
|---|
| 491 | if (util.isDigit(c)) {
|
|---|
| 492 | buffer += read();
|
|---|
| 493 | lexState = 'decimalFraction';
|
|---|
| 494 | return
|
|---|
| 495 | }
|
|---|
| 496 |
|
|---|
| 497 | throw invalidChar(read())
|
|---|
| 498 | },
|
|---|
| 499 |
|
|---|
| 500 | decimalPoint () {
|
|---|
| 501 | switch (c) {
|
|---|
| 502 | case 'e':
|
|---|
| 503 | case 'E':
|
|---|
| 504 | buffer += read();
|
|---|
| 505 | lexState = 'decimalExponent';
|
|---|
| 506 | return
|
|---|
| 507 | }
|
|---|
| 508 |
|
|---|
| 509 | if (util.isDigit(c)) {
|
|---|
| 510 | buffer += read();
|
|---|
| 511 | lexState = 'decimalFraction';
|
|---|
| 512 | return
|
|---|
| 513 | }
|
|---|
| 514 |
|
|---|
| 515 | return newToken('numeric', sign * Number(buffer))
|
|---|
| 516 | },
|
|---|
| 517 |
|
|---|
| 518 | decimalFraction () {
|
|---|
| 519 | switch (c) {
|
|---|
| 520 | case 'e':
|
|---|
| 521 | case 'E':
|
|---|
| 522 | buffer += read();
|
|---|
| 523 | lexState = 'decimalExponent';
|
|---|
| 524 | return
|
|---|
| 525 | }
|
|---|
| 526 |
|
|---|
| 527 | if (util.isDigit(c)) {
|
|---|
| 528 | buffer += read();
|
|---|
| 529 | return
|
|---|
| 530 | }
|
|---|
| 531 |
|
|---|
| 532 | return newToken('numeric', sign * Number(buffer))
|
|---|
| 533 | },
|
|---|
| 534 |
|
|---|
| 535 | decimalExponent () {
|
|---|
| 536 | switch (c) {
|
|---|
| 537 | case '+':
|
|---|
| 538 | case '-':
|
|---|
| 539 | buffer += read();
|
|---|
| 540 | lexState = 'decimalExponentSign';
|
|---|
| 541 | return
|
|---|
| 542 | }
|
|---|
| 543 |
|
|---|
| 544 | if (util.isDigit(c)) {
|
|---|
| 545 | buffer += read();
|
|---|
| 546 | lexState = 'decimalExponentInteger';
|
|---|
| 547 | return
|
|---|
| 548 | }
|
|---|
| 549 |
|
|---|
| 550 | throw invalidChar(read())
|
|---|
| 551 | },
|
|---|
| 552 |
|
|---|
| 553 | decimalExponentSign () {
|
|---|
| 554 | if (util.isDigit(c)) {
|
|---|
| 555 | buffer += read();
|
|---|
| 556 | lexState = 'decimalExponentInteger';
|
|---|
| 557 | return
|
|---|
| 558 | }
|
|---|
| 559 |
|
|---|
| 560 | throw invalidChar(read())
|
|---|
| 561 | },
|
|---|
| 562 |
|
|---|
| 563 | decimalExponentInteger () {
|
|---|
| 564 | if (util.isDigit(c)) {
|
|---|
| 565 | buffer += read();
|
|---|
| 566 | return
|
|---|
| 567 | }
|
|---|
| 568 |
|
|---|
| 569 | return newToken('numeric', sign * Number(buffer))
|
|---|
| 570 | },
|
|---|
| 571 |
|
|---|
| 572 | hexadecimal () {
|
|---|
| 573 | if (util.isHexDigit(c)) {
|
|---|
| 574 | buffer += read();
|
|---|
| 575 | lexState = 'hexadecimalInteger';
|
|---|
| 576 | return
|
|---|
| 577 | }
|
|---|
| 578 |
|
|---|
| 579 | throw invalidChar(read())
|
|---|
| 580 | },
|
|---|
| 581 |
|
|---|
| 582 | hexadecimalInteger () {
|
|---|
| 583 | if (util.isHexDigit(c)) {
|
|---|
| 584 | buffer += read();
|
|---|
| 585 | return
|
|---|
| 586 | }
|
|---|
| 587 |
|
|---|
| 588 | return newToken('numeric', sign * Number(buffer))
|
|---|
| 589 | },
|
|---|
| 590 |
|
|---|
| 591 | string () {
|
|---|
| 592 | switch (c) {
|
|---|
| 593 | case '\\':
|
|---|
| 594 | read();
|
|---|
| 595 | buffer += escape();
|
|---|
| 596 | return
|
|---|
| 597 |
|
|---|
| 598 | case '"':
|
|---|
| 599 | if (doubleQuote) {
|
|---|
| 600 | read();
|
|---|
| 601 | return newToken('string', buffer)
|
|---|
| 602 | }
|
|---|
| 603 |
|
|---|
| 604 | buffer += read();
|
|---|
| 605 | return
|
|---|
| 606 |
|
|---|
| 607 | case "'":
|
|---|
| 608 | if (!doubleQuote) {
|
|---|
| 609 | read();
|
|---|
| 610 | return newToken('string', buffer)
|
|---|
| 611 | }
|
|---|
| 612 |
|
|---|
| 613 | buffer += read();
|
|---|
| 614 | return
|
|---|
| 615 |
|
|---|
| 616 | case '\n':
|
|---|
| 617 | case '\r':
|
|---|
| 618 | throw invalidChar(read())
|
|---|
| 619 |
|
|---|
| 620 | case '\u2028':
|
|---|
| 621 | case '\u2029':
|
|---|
| 622 | separatorChar(c);
|
|---|
| 623 | break
|
|---|
| 624 |
|
|---|
| 625 | case undefined:
|
|---|
| 626 | throw invalidChar(read())
|
|---|
| 627 | }
|
|---|
| 628 |
|
|---|
| 629 | buffer += read();
|
|---|
| 630 | },
|
|---|
| 631 |
|
|---|
| 632 | start () {
|
|---|
| 633 | switch (c) {
|
|---|
| 634 | case '{':
|
|---|
| 635 | case '[':
|
|---|
| 636 | return newToken('punctuator', read())
|
|---|
| 637 |
|
|---|
| 638 | // This code is unreachable since the default lexState handles eof.
|
|---|
| 639 | // case undefined:
|
|---|
| 640 | // return newToken('eof')
|
|---|
| 641 | }
|
|---|
| 642 |
|
|---|
| 643 | lexState = 'value';
|
|---|
| 644 | },
|
|---|
| 645 |
|
|---|
| 646 | beforePropertyName () {
|
|---|
| 647 | switch (c) {
|
|---|
| 648 | case '$':
|
|---|
| 649 | case '_':
|
|---|
| 650 | buffer = read();
|
|---|
| 651 | lexState = 'identifierName';
|
|---|
| 652 | return
|
|---|
| 653 |
|
|---|
| 654 | case '\\':
|
|---|
| 655 | read();
|
|---|
| 656 | lexState = 'identifierNameStartEscape';
|
|---|
| 657 | return
|
|---|
| 658 |
|
|---|
| 659 | case '}':
|
|---|
| 660 | return newToken('punctuator', read())
|
|---|
| 661 |
|
|---|
| 662 | case '"':
|
|---|
| 663 | case "'":
|
|---|
| 664 | doubleQuote = (read() === '"');
|
|---|
| 665 | lexState = 'string';
|
|---|
| 666 | return
|
|---|
| 667 | }
|
|---|
| 668 |
|
|---|
| 669 | if (util.isIdStartChar(c)) {
|
|---|
| 670 | buffer += read();
|
|---|
| 671 | lexState = 'identifierName';
|
|---|
| 672 | return
|
|---|
| 673 | }
|
|---|
| 674 |
|
|---|
| 675 | throw invalidChar(read())
|
|---|
| 676 | },
|
|---|
| 677 |
|
|---|
| 678 | afterPropertyName () {
|
|---|
| 679 | if (c === ':') {
|
|---|
| 680 | return newToken('punctuator', read())
|
|---|
| 681 | }
|
|---|
| 682 |
|
|---|
| 683 | throw invalidChar(read())
|
|---|
| 684 | },
|
|---|
| 685 |
|
|---|
| 686 | beforePropertyValue () {
|
|---|
| 687 | lexState = 'value';
|
|---|
| 688 | },
|
|---|
| 689 |
|
|---|
| 690 | afterPropertyValue () {
|
|---|
| 691 | switch (c) {
|
|---|
| 692 | case ',':
|
|---|
| 693 | case '}':
|
|---|
| 694 | return newToken('punctuator', read())
|
|---|
| 695 | }
|
|---|
| 696 |
|
|---|
| 697 | throw invalidChar(read())
|
|---|
| 698 | },
|
|---|
| 699 |
|
|---|
| 700 | beforeArrayValue () {
|
|---|
| 701 | if (c === ']') {
|
|---|
| 702 | return newToken('punctuator', read())
|
|---|
| 703 | }
|
|---|
| 704 |
|
|---|
| 705 | lexState = 'value';
|
|---|
| 706 | },
|
|---|
| 707 |
|
|---|
| 708 | afterArrayValue () {
|
|---|
| 709 | switch (c) {
|
|---|
| 710 | case ',':
|
|---|
| 711 | case ']':
|
|---|
| 712 | return newToken('punctuator', read())
|
|---|
| 713 | }
|
|---|
| 714 |
|
|---|
| 715 | throw invalidChar(read())
|
|---|
| 716 | },
|
|---|
| 717 |
|
|---|
| 718 | end () {
|
|---|
| 719 | // This code is unreachable since it's handled by the default lexState.
|
|---|
| 720 | // if (c === undefined) {
|
|---|
| 721 | // read()
|
|---|
| 722 | // return newToken('eof')
|
|---|
| 723 | // }
|
|---|
| 724 |
|
|---|
| 725 | throw invalidChar(read())
|
|---|
| 726 | },
|
|---|
| 727 | };
|
|---|
| 728 |
|
|---|
| 729 | function newToken (type, value) {
|
|---|
| 730 | return {
|
|---|
| 731 | type,
|
|---|
| 732 | value,
|
|---|
| 733 | line,
|
|---|
| 734 | column,
|
|---|
| 735 | }
|
|---|
| 736 | }
|
|---|
| 737 |
|
|---|
| 738 | function literal (s) {
|
|---|
| 739 | for (const c of s) {
|
|---|
| 740 | const p = peek();
|
|---|
| 741 |
|
|---|
| 742 | if (p !== c) {
|
|---|
| 743 | throw invalidChar(read())
|
|---|
| 744 | }
|
|---|
| 745 |
|
|---|
| 746 | read();
|
|---|
| 747 | }
|
|---|
| 748 | }
|
|---|
| 749 |
|
|---|
| 750 | function escape () {
|
|---|
| 751 | const c = peek();
|
|---|
| 752 | switch (c) {
|
|---|
| 753 | case 'b':
|
|---|
| 754 | read();
|
|---|
| 755 | return '\b'
|
|---|
| 756 |
|
|---|
| 757 | case 'f':
|
|---|
| 758 | read();
|
|---|
| 759 | return '\f'
|
|---|
| 760 |
|
|---|
| 761 | case 'n':
|
|---|
| 762 | read();
|
|---|
| 763 | return '\n'
|
|---|
| 764 |
|
|---|
| 765 | case 'r':
|
|---|
| 766 | read();
|
|---|
| 767 | return '\r'
|
|---|
| 768 |
|
|---|
| 769 | case 't':
|
|---|
| 770 | read();
|
|---|
| 771 | return '\t'
|
|---|
| 772 |
|
|---|
| 773 | case 'v':
|
|---|
| 774 | read();
|
|---|
| 775 | return '\v'
|
|---|
| 776 |
|
|---|
| 777 | case '0':
|
|---|
| 778 | read();
|
|---|
| 779 | if (util.isDigit(peek())) {
|
|---|
| 780 | throw invalidChar(read())
|
|---|
| 781 | }
|
|---|
| 782 |
|
|---|
| 783 | return '\0'
|
|---|
| 784 |
|
|---|
| 785 | case 'x':
|
|---|
| 786 | read();
|
|---|
| 787 | return hexEscape()
|
|---|
| 788 |
|
|---|
| 789 | case 'u':
|
|---|
| 790 | read();
|
|---|
| 791 | return unicodeEscape()
|
|---|
| 792 |
|
|---|
| 793 | case '\n':
|
|---|
| 794 | case '\u2028':
|
|---|
| 795 | case '\u2029':
|
|---|
| 796 | read();
|
|---|
| 797 | return ''
|
|---|
| 798 |
|
|---|
| 799 | case '\r':
|
|---|
| 800 | read();
|
|---|
| 801 | if (peek() === '\n') {
|
|---|
| 802 | read();
|
|---|
| 803 | }
|
|---|
| 804 |
|
|---|
| 805 | return ''
|
|---|
| 806 |
|
|---|
| 807 | case '1':
|
|---|
| 808 | case '2':
|
|---|
| 809 | case '3':
|
|---|
| 810 | case '4':
|
|---|
| 811 | case '5':
|
|---|
| 812 | case '6':
|
|---|
| 813 | case '7':
|
|---|
| 814 | case '8':
|
|---|
| 815 | case '9':
|
|---|
| 816 | throw invalidChar(read())
|
|---|
| 817 |
|
|---|
| 818 | case undefined:
|
|---|
| 819 | throw invalidChar(read())
|
|---|
| 820 | }
|
|---|
| 821 |
|
|---|
| 822 | return read()
|
|---|
| 823 | }
|
|---|
| 824 |
|
|---|
| 825 | function hexEscape () {
|
|---|
| 826 | let buffer = '';
|
|---|
| 827 | let c = peek();
|
|---|
| 828 |
|
|---|
| 829 | if (!util.isHexDigit(c)) {
|
|---|
| 830 | throw invalidChar(read())
|
|---|
| 831 | }
|
|---|
| 832 |
|
|---|
| 833 | buffer += read();
|
|---|
| 834 |
|
|---|
| 835 | c = peek();
|
|---|
| 836 | if (!util.isHexDigit(c)) {
|
|---|
| 837 | throw invalidChar(read())
|
|---|
| 838 | }
|
|---|
| 839 |
|
|---|
| 840 | buffer += read();
|
|---|
| 841 |
|
|---|
| 842 | return String.fromCodePoint(parseInt(buffer, 16))
|
|---|
| 843 | }
|
|---|
| 844 |
|
|---|
| 845 | function unicodeEscape () {
|
|---|
| 846 | let buffer = '';
|
|---|
| 847 | let count = 4;
|
|---|
| 848 |
|
|---|
| 849 | while (count-- > 0) {
|
|---|
| 850 | const c = peek();
|
|---|
| 851 | if (!util.isHexDigit(c)) {
|
|---|
| 852 | throw invalidChar(read())
|
|---|
| 853 | }
|
|---|
| 854 |
|
|---|
| 855 | buffer += read();
|
|---|
| 856 | }
|
|---|
| 857 |
|
|---|
| 858 | return String.fromCodePoint(parseInt(buffer, 16))
|
|---|
| 859 | }
|
|---|
| 860 |
|
|---|
| 861 | const parseStates = {
|
|---|
| 862 | start () {
|
|---|
| 863 | if (token.type === 'eof') {
|
|---|
| 864 | throw invalidEOF()
|
|---|
| 865 | }
|
|---|
| 866 |
|
|---|
| 867 | push();
|
|---|
| 868 | },
|
|---|
| 869 |
|
|---|
| 870 | beforePropertyName () {
|
|---|
| 871 | switch (token.type) {
|
|---|
| 872 | case 'identifier':
|
|---|
| 873 | case 'string':
|
|---|
| 874 | key = token.value;
|
|---|
| 875 | parseState = 'afterPropertyName';
|
|---|
| 876 | return
|
|---|
| 877 |
|
|---|
| 878 | case 'punctuator':
|
|---|
| 879 | // This code is unreachable since it's handled by the lexState.
|
|---|
| 880 | // if (token.value !== '}') {
|
|---|
| 881 | // throw invalidToken()
|
|---|
| 882 | // }
|
|---|
| 883 |
|
|---|
| 884 | pop();
|
|---|
| 885 | return
|
|---|
| 886 |
|
|---|
| 887 | case 'eof':
|
|---|
| 888 | throw invalidEOF()
|
|---|
| 889 | }
|
|---|
| 890 |
|
|---|
| 891 | // This code is unreachable since it's handled by the lexState.
|
|---|
| 892 | // throw invalidToken()
|
|---|
| 893 | },
|
|---|
| 894 |
|
|---|
| 895 | afterPropertyName () {
|
|---|
| 896 | // This code is unreachable since it's handled by the lexState.
|
|---|
| 897 | // if (token.type !== 'punctuator' || token.value !== ':') {
|
|---|
| 898 | // throw invalidToken()
|
|---|
| 899 | // }
|
|---|
| 900 |
|
|---|
| 901 | if (token.type === 'eof') {
|
|---|
| 902 | throw invalidEOF()
|
|---|
| 903 | }
|
|---|
| 904 |
|
|---|
| 905 | parseState = 'beforePropertyValue';
|
|---|
| 906 | },
|
|---|
| 907 |
|
|---|
| 908 | beforePropertyValue () {
|
|---|
| 909 | if (token.type === 'eof') {
|
|---|
| 910 | throw invalidEOF()
|
|---|
| 911 | }
|
|---|
| 912 |
|
|---|
| 913 | push();
|
|---|
| 914 | },
|
|---|
| 915 |
|
|---|
| 916 | beforeArrayValue () {
|
|---|
| 917 | if (token.type === 'eof') {
|
|---|
| 918 | throw invalidEOF()
|
|---|
| 919 | }
|
|---|
| 920 |
|
|---|
| 921 | if (token.type === 'punctuator' && token.value === ']') {
|
|---|
| 922 | pop();
|
|---|
| 923 | return
|
|---|
| 924 | }
|
|---|
| 925 |
|
|---|
| 926 | push();
|
|---|
| 927 | },
|
|---|
| 928 |
|
|---|
| 929 | afterPropertyValue () {
|
|---|
| 930 | // This code is unreachable since it's handled by the lexState.
|
|---|
| 931 | // if (token.type !== 'punctuator') {
|
|---|
| 932 | // throw invalidToken()
|
|---|
| 933 | // }
|
|---|
| 934 |
|
|---|
| 935 | if (token.type === 'eof') {
|
|---|
| 936 | throw invalidEOF()
|
|---|
| 937 | }
|
|---|
| 938 |
|
|---|
| 939 | switch (token.value) {
|
|---|
| 940 | case ',':
|
|---|
| 941 | parseState = 'beforePropertyName';
|
|---|
| 942 | return
|
|---|
| 943 |
|
|---|
| 944 | case '}':
|
|---|
| 945 | pop();
|
|---|
| 946 | }
|
|---|
| 947 |
|
|---|
| 948 | // This code is unreachable since it's handled by the lexState.
|
|---|
| 949 | // throw invalidToken()
|
|---|
| 950 | },
|
|---|
| 951 |
|
|---|
| 952 | afterArrayValue () {
|
|---|
| 953 | // This code is unreachable since it's handled by the lexState.
|
|---|
| 954 | // if (token.type !== 'punctuator') {
|
|---|
| 955 | // throw invalidToken()
|
|---|
| 956 | // }
|
|---|
| 957 |
|
|---|
| 958 | if (token.type === 'eof') {
|
|---|
| 959 | throw invalidEOF()
|
|---|
| 960 | }
|
|---|
| 961 |
|
|---|
| 962 | switch (token.value) {
|
|---|
| 963 | case ',':
|
|---|
| 964 | parseState = 'beforeArrayValue';
|
|---|
| 965 | return
|
|---|
| 966 |
|
|---|
| 967 | case ']':
|
|---|
| 968 | pop();
|
|---|
| 969 | }
|
|---|
| 970 |
|
|---|
| 971 | // This code is unreachable since it's handled by the lexState.
|
|---|
| 972 | // throw invalidToken()
|
|---|
| 973 | },
|
|---|
| 974 |
|
|---|
| 975 | end () {
|
|---|
| 976 | // This code is unreachable since it's handled by the lexState.
|
|---|
| 977 | // if (token.type !== 'eof') {
|
|---|
| 978 | // throw invalidToken()
|
|---|
| 979 | // }
|
|---|
| 980 | },
|
|---|
| 981 | };
|
|---|
| 982 |
|
|---|
| 983 | function push () {
|
|---|
| 984 | let value;
|
|---|
| 985 |
|
|---|
| 986 | switch (token.type) {
|
|---|
| 987 | case 'punctuator':
|
|---|
| 988 | switch (token.value) {
|
|---|
| 989 | case '{':
|
|---|
| 990 | value = {};
|
|---|
| 991 | break
|
|---|
| 992 |
|
|---|
| 993 | case '[':
|
|---|
| 994 | value = [];
|
|---|
| 995 | break
|
|---|
| 996 | }
|
|---|
| 997 |
|
|---|
| 998 | break
|
|---|
| 999 |
|
|---|
| 1000 | case 'null':
|
|---|
| 1001 | case 'boolean':
|
|---|
| 1002 | case 'numeric':
|
|---|
| 1003 | case 'string':
|
|---|
| 1004 | value = token.value;
|
|---|
| 1005 | break
|
|---|
| 1006 |
|
|---|
| 1007 | // This code is unreachable.
|
|---|
| 1008 | // default:
|
|---|
| 1009 | // throw invalidToken()
|
|---|
| 1010 | }
|
|---|
| 1011 |
|
|---|
| 1012 | if (root === undefined) {
|
|---|
| 1013 | root = value;
|
|---|
| 1014 | } else {
|
|---|
| 1015 | const parent = stack[stack.length - 1];
|
|---|
| 1016 | if (Array.isArray(parent)) {
|
|---|
| 1017 | parent.push(value);
|
|---|
| 1018 | } else {
|
|---|
| 1019 | parent[key] = value;
|
|---|
| 1020 | }
|
|---|
| 1021 | }
|
|---|
| 1022 |
|
|---|
| 1023 | if (value !== null && typeof value === 'object') {
|
|---|
| 1024 | stack.push(value);
|
|---|
| 1025 |
|
|---|
| 1026 | if (Array.isArray(value)) {
|
|---|
| 1027 | parseState = 'beforeArrayValue';
|
|---|
| 1028 | } else {
|
|---|
| 1029 | parseState = 'beforePropertyName';
|
|---|
| 1030 | }
|
|---|
| 1031 | } else {
|
|---|
| 1032 | const current = stack[stack.length - 1];
|
|---|
| 1033 | if (current == null) {
|
|---|
| 1034 | parseState = 'end';
|
|---|
| 1035 | } else if (Array.isArray(current)) {
|
|---|
| 1036 | parseState = 'afterArrayValue';
|
|---|
| 1037 | } else {
|
|---|
| 1038 | parseState = 'afterPropertyValue';
|
|---|
| 1039 | }
|
|---|
| 1040 | }
|
|---|
| 1041 | }
|
|---|
| 1042 |
|
|---|
| 1043 | function pop () {
|
|---|
| 1044 | stack.pop();
|
|---|
| 1045 |
|
|---|
| 1046 | const current = stack[stack.length - 1];
|
|---|
| 1047 | if (current == null) {
|
|---|
| 1048 | parseState = 'end';
|
|---|
| 1049 | } else if (Array.isArray(current)) {
|
|---|
| 1050 | parseState = 'afterArrayValue';
|
|---|
| 1051 | } else {
|
|---|
| 1052 | parseState = 'afterPropertyValue';
|
|---|
| 1053 | }
|
|---|
| 1054 | }
|
|---|
| 1055 |
|
|---|
| 1056 | // This code is unreachable.
|
|---|
| 1057 | // function invalidParseState () {
|
|---|
| 1058 | // return new Error(`JSON5: invalid parse state '${parseState}'`)
|
|---|
| 1059 | // }
|
|---|
| 1060 |
|
|---|
| 1061 | // This code is unreachable.
|
|---|
| 1062 | // function invalidLexState (state) {
|
|---|
| 1063 | // return new Error(`JSON5: invalid lex state '${state}'`)
|
|---|
| 1064 | // }
|
|---|
| 1065 |
|
|---|
| 1066 | function invalidChar (c) {
|
|---|
| 1067 | if (c === undefined) {
|
|---|
| 1068 | return syntaxError(`JSON5: invalid end of input at ${line}:${column}`)
|
|---|
| 1069 | }
|
|---|
| 1070 |
|
|---|
| 1071 | return syntaxError(`JSON5: invalid character '${formatChar(c)}' at ${line}:${column}`)
|
|---|
| 1072 | }
|
|---|
| 1073 |
|
|---|
| 1074 | function invalidEOF () {
|
|---|
| 1075 | return syntaxError(`JSON5: invalid end of input at ${line}:${column}`)
|
|---|
| 1076 | }
|
|---|
| 1077 |
|
|---|
| 1078 | // This code is unreachable.
|
|---|
| 1079 | // function invalidToken () {
|
|---|
| 1080 | // if (token.type === 'eof') {
|
|---|
| 1081 | // return syntaxError(`JSON5: invalid end of input at ${line}:${column}`)
|
|---|
| 1082 | // }
|
|---|
| 1083 |
|
|---|
| 1084 | // const c = String.fromCodePoint(token.value.codePointAt(0))
|
|---|
| 1085 | // return syntaxError(`JSON5: invalid character '${formatChar(c)}' at ${line}:${column}`)
|
|---|
| 1086 | // }
|
|---|
| 1087 |
|
|---|
| 1088 | function invalidIdentifier () {
|
|---|
| 1089 | column -= 5;
|
|---|
| 1090 | return syntaxError(`JSON5: invalid identifier character at ${line}:${column}`)
|
|---|
| 1091 | }
|
|---|
| 1092 |
|
|---|
| 1093 | function separatorChar (c) {
|
|---|
| 1094 | console.warn(`JSON5: '${formatChar(c)}' in strings is not valid ECMAScript; consider escaping`);
|
|---|
| 1095 | }
|
|---|
| 1096 |
|
|---|
| 1097 | function formatChar (c) {
|
|---|
| 1098 | const replacements = {
|
|---|
| 1099 | "'": "\\'",
|
|---|
| 1100 | '"': '\\"',
|
|---|
| 1101 | '\\': '\\\\',
|
|---|
| 1102 | '\b': '\\b',
|
|---|
| 1103 | '\f': '\\f',
|
|---|
| 1104 | '\n': '\\n',
|
|---|
| 1105 | '\r': '\\r',
|
|---|
| 1106 | '\t': '\\t',
|
|---|
| 1107 | '\v': '\\v',
|
|---|
| 1108 | '\0': '\\0',
|
|---|
| 1109 | '\u2028': '\\u2028',
|
|---|
| 1110 | '\u2029': '\\u2029',
|
|---|
| 1111 | };
|
|---|
| 1112 |
|
|---|
| 1113 | if (replacements[c]) {
|
|---|
| 1114 | return replacements[c]
|
|---|
| 1115 | }
|
|---|
| 1116 |
|
|---|
| 1117 | if (c < ' ') {
|
|---|
| 1118 | const hexString = c.charCodeAt(0).toString(16);
|
|---|
| 1119 | return '\\x' + ('00' + hexString).substring(hexString.length)
|
|---|
| 1120 | }
|
|---|
| 1121 |
|
|---|
| 1122 | return c
|
|---|
| 1123 | }
|
|---|
| 1124 |
|
|---|
| 1125 | function syntaxError (message) {
|
|---|
| 1126 | const err = new SyntaxError(message);
|
|---|
| 1127 | err.lineNumber = line;
|
|---|
| 1128 | err.columnNumber = column;
|
|---|
| 1129 | return err
|
|---|
| 1130 | }
|
|---|
| 1131 |
|
|---|
| 1132 | var stringify = function stringify (value, replacer, space) {
|
|---|
| 1133 | const stack = [];
|
|---|
| 1134 | let indent = '';
|
|---|
| 1135 | let propertyList;
|
|---|
| 1136 | let replacerFunc;
|
|---|
| 1137 | let gap = '';
|
|---|
| 1138 | let quote;
|
|---|
| 1139 |
|
|---|
| 1140 | if (
|
|---|
| 1141 | replacer != null &&
|
|---|
| 1142 | typeof replacer === 'object' &&
|
|---|
| 1143 | !Array.isArray(replacer)
|
|---|
| 1144 | ) {
|
|---|
| 1145 | space = replacer.space;
|
|---|
| 1146 | quote = replacer.quote;
|
|---|
| 1147 | replacer = replacer.replacer;
|
|---|
| 1148 | }
|
|---|
| 1149 |
|
|---|
| 1150 | if (typeof replacer === 'function') {
|
|---|
| 1151 | replacerFunc = replacer;
|
|---|
| 1152 | } else if (Array.isArray(replacer)) {
|
|---|
| 1153 | propertyList = [];
|
|---|
| 1154 | for (const v of replacer) {
|
|---|
| 1155 | let item;
|
|---|
| 1156 |
|
|---|
| 1157 | if (typeof v === 'string') {
|
|---|
| 1158 | item = v;
|
|---|
| 1159 | } else if (
|
|---|
| 1160 | typeof v === 'number' ||
|
|---|
| 1161 | v instanceof String ||
|
|---|
| 1162 | v instanceof Number
|
|---|
| 1163 | ) {
|
|---|
| 1164 | item = String(v);
|
|---|
| 1165 | }
|
|---|
| 1166 |
|
|---|
| 1167 | if (item !== undefined && propertyList.indexOf(item) < 0) {
|
|---|
| 1168 | propertyList.push(item);
|
|---|
| 1169 | }
|
|---|
| 1170 | }
|
|---|
| 1171 | }
|
|---|
| 1172 |
|
|---|
| 1173 | if (space instanceof Number) {
|
|---|
| 1174 | space = Number(space);
|
|---|
| 1175 | } else if (space instanceof String) {
|
|---|
| 1176 | space = String(space);
|
|---|
| 1177 | }
|
|---|
| 1178 |
|
|---|
| 1179 | if (typeof space === 'number') {
|
|---|
| 1180 | if (space > 0) {
|
|---|
| 1181 | space = Math.min(10, Math.floor(space));
|
|---|
| 1182 | gap = ' '.substr(0, space);
|
|---|
| 1183 | }
|
|---|
| 1184 | } else if (typeof space === 'string') {
|
|---|
| 1185 | gap = space.substr(0, 10);
|
|---|
| 1186 | }
|
|---|
| 1187 |
|
|---|
| 1188 | return serializeProperty('', {'': value})
|
|---|
| 1189 |
|
|---|
| 1190 | function serializeProperty (key, holder) {
|
|---|
| 1191 | let value = holder[key];
|
|---|
| 1192 | if (value != null) {
|
|---|
| 1193 | if (typeof value.toJSON5 === 'function') {
|
|---|
| 1194 | value = value.toJSON5(key);
|
|---|
| 1195 | } else if (typeof value.toJSON === 'function') {
|
|---|
| 1196 | value = value.toJSON(key);
|
|---|
| 1197 | }
|
|---|
| 1198 | }
|
|---|
| 1199 |
|
|---|
| 1200 | if (replacerFunc) {
|
|---|
| 1201 | value = replacerFunc.call(holder, key, value);
|
|---|
| 1202 | }
|
|---|
| 1203 |
|
|---|
| 1204 | if (value instanceof Number) {
|
|---|
| 1205 | value = Number(value);
|
|---|
| 1206 | } else if (value instanceof String) {
|
|---|
| 1207 | value = String(value);
|
|---|
| 1208 | } else if (value instanceof Boolean) {
|
|---|
| 1209 | value = value.valueOf();
|
|---|
| 1210 | }
|
|---|
| 1211 |
|
|---|
| 1212 | switch (value) {
|
|---|
| 1213 | case null: return 'null'
|
|---|
| 1214 | case true: return 'true'
|
|---|
| 1215 | case false: return 'false'
|
|---|
| 1216 | }
|
|---|
| 1217 |
|
|---|
| 1218 | if (typeof value === 'string') {
|
|---|
| 1219 | return quoteString(value, false)
|
|---|
| 1220 | }
|
|---|
| 1221 |
|
|---|
| 1222 | if (typeof value === 'number') {
|
|---|
| 1223 | return String(value)
|
|---|
| 1224 | }
|
|---|
| 1225 |
|
|---|
| 1226 | if (typeof value === 'object') {
|
|---|
| 1227 | return Array.isArray(value) ? serializeArray(value) : serializeObject(value)
|
|---|
| 1228 | }
|
|---|
| 1229 |
|
|---|
| 1230 | return undefined
|
|---|
| 1231 | }
|
|---|
| 1232 |
|
|---|
| 1233 | function quoteString (value) {
|
|---|
| 1234 | const quotes = {
|
|---|
| 1235 | "'": 0.1,
|
|---|
| 1236 | '"': 0.2,
|
|---|
| 1237 | };
|
|---|
| 1238 |
|
|---|
| 1239 | const replacements = {
|
|---|
| 1240 | "'": "\\'",
|
|---|
| 1241 | '"': '\\"',
|
|---|
| 1242 | '\\': '\\\\',
|
|---|
| 1243 | '\b': '\\b',
|
|---|
| 1244 | '\f': '\\f',
|
|---|
| 1245 | '\n': '\\n',
|
|---|
| 1246 | '\r': '\\r',
|
|---|
| 1247 | '\t': '\\t',
|
|---|
| 1248 | '\v': '\\v',
|
|---|
| 1249 | '\0': '\\0',
|
|---|
| 1250 | '\u2028': '\\u2028',
|
|---|
| 1251 | '\u2029': '\\u2029',
|
|---|
| 1252 | };
|
|---|
| 1253 |
|
|---|
| 1254 | let product = '';
|
|---|
| 1255 |
|
|---|
| 1256 | for (let i = 0; i < value.length; i++) {
|
|---|
| 1257 | const c = value[i];
|
|---|
| 1258 | switch (c) {
|
|---|
| 1259 | case "'":
|
|---|
| 1260 | case '"':
|
|---|
| 1261 | quotes[c]++;
|
|---|
| 1262 | product += c;
|
|---|
| 1263 | continue
|
|---|
| 1264 |
|
|---|
| 1265 | case '\0':
|
|---|
| 1266 | if (util.isDigit(value[i + 1])) {
|
|---|
| 1267 | product += '\\x00';
|
|---|
| 1268 | continue
|
|---|
| 1269 | }
|
|---|
| 1270 | }
|
|---|
| 1271 |
|
|---|
| 1272 | if (replacements[c]) {
|
|---|
| 1273 | product += replacements[c];
|
|---|
| 1274 | continue
|
|---|
| 1275 | }
|
|---|
| 1276 |
|
|---|
| 1277 | if (c < ' ') {
|
|---|
| 1278 | let hexString = c.charCodeAt(0).toString(16);
|
|---|
| 1279 | product += '\\x' + ('00' + hexString).substring(hexString.length);
|
|---|
| 1280 | continue
|
|---|
| 1281 | }
|
|---|
| 1282 |
|
|---|
| 1283 | product += c;
|
|---|
| 1284 | }
|
|---|
| 1285 |
|
|---|
| 1286 | const quoteChar = quote || Object.keys(quotes).reduce((a, b) => (quotes[a] < quotes[b]) ? a : b);
|
|---|
| 1287 |
|
|---|
| 1288 | product = product.replace(new RegExp(quoteChar, 'g'), replacements[quoteChar]);
|
|---|
| 1289 |
|
|---|
| 1290 | return quoteChar + product + quoteChar
|
|---|
| 1291 | }
|
|---|
| 1292 |
|
|---|
| 1293 | function serializeObject (value) {
|
|---|
| 1294 | if (stack.indexOf(value) >= 0) {
|
|---|
| 1295 | throw TypeError('Converting circular structure to JSON5')
|
|---|
| 1296 | }
|
|---|
| 1297 |
|
|---|
| 1298 | stack.push(value);
|
|---|
| 1299 |
|
|---|
| 1300 | let stepback = indent;
|
|---|
| 1301 | indent = indent + gap;
|
|---|
| 1302 |
|
|---|
| 1303 | let keys = propertyList || Object.keys(value);
|
|---|
| 1304 | let partial = [];
|
|---|
| 1305 | for (const key of keys) {
|
|---|
| 1306 | const propertyString = serializeProperty(key, value);
|
|---|
| 1307 | if (propertyString !== undefined) {
|
|---|
| 1308 | let member = serializeKey(key) + ':';
|
|---|
| 1309 | if (gap !== '') {
|
|---|
| 1310 | member += ' ';
|
|---|
| 1311 | }
|
|---|
| 1312 | member += propertyString;
|
|---|
| 1313 | partial.push(member);
|
|---|
| 1314 | }
|
|---|
| 1315 | }
|
|---|
| 1316 |
|
|---|
| 1317 | let final;
|
|---|
| 1318 | if (partial.length === 0) {
|
|---|
| 1319 | final = '{}';
|
|---|
| 1320 | } else {
|
|---|
| 1321 | let properties;
|
|---|
| 1322 | if (gap === '') {
|
|---|
| 1323 | properties = partial.join(',');
|
|---|
| 1324 | final = '{' + properties + '}';
|
|---|
| 1325 | } else {
|
|---|
| 1326 | let separator = ',\n' + indent;
|
|---|
| 1327 | properties = partial.join(separator);
|
|---|
| 1328 | final = '{\n' + indent + properties + ',\n' + stepback + '}';
|
|---|
| 1329 | }
|
|---|
| 1330 | }
|
|---|
| 1331 |
|
|---|
| 1332 | stack.pop();
|
|---|
| 1333 | indent = stepback;
|
|---|
| 1334 | return final
|
|---|
| 1335 | }
|
|---|
| 1336 |
|
|---|
| 1337 | function serializeKey (key) {
|
|---|
| 1338 | if (key.length === 0) {
|
|---|
| 1339 | return quoteString(key, true)
|
|---|
| 1340 | }
|
|---|
| 1341 |
|
|---|
| 1342 | const firstChar = String.fromCodePoint(key.codePointAt(0));
|
|---|
| 1343 | if (!util.isIdStartChar(firstChar)) {
|
|---|
| 1344 | return quoteString(key, true)
|
|---|
| 1345 | }
|
|---|
| 1346 |
|
|---|
| 1347 | for (let i = firstChar.length; i < key.length; i++) {
|
|---|
| 1348 | if (!util.isIdContinueChar(String.fromCodePoint(key.codePointAt(i)))) {
|
|---|
| 1349 | return quoteString(key, true)
|
|---|
| 1350 | }
|
|---|
| 1351 | }
|
|---|
| 1352 |
|
|---|
| 1353 | return key
|
|---|
| 1354 | }
|
|---|
| 1355 |
|
|---|
| 1356 | function serializeArray (value) {
|
|---|
| 1357 | if (stack.indexOf(value) >= 0) {
|
|---|
| 1358 | throw TypeError('Converting circular structure to JSON5')
|
|---|
| 1359 | }
|
|---|
| 1360 |
|
|---|
| 1361 | stack.push(value);
|
|---|
| 1362 |
|
|---|
| 1363 | let stepback = indent;
|
|---|
| 1364 | indent = indent + gap;
|
|---|
| 1365 |
|
|---|
| 1366 | let partial = [];
|
|---|
| 1367 | for (let i = 0; i < value.length; i++) {
|
|---|
| 1368 | const propertyString = serializeProperty(String(i), value);
|
|---|
| 1369 | partial.push((propertyString !== undefined) ? propertyString : 'null');
|
|---|
| 1370 | }
|
|---|
| 1371 |
|
|---|
| 1372 | let final;
|
|---|
| 1373 | if (partial.length === 0) {
|
|---|
| 1374 | final = '[]';
|
|---|
| 1375 | } else {
|
|---|
| 1376 | if (gap === '') {
|
|---|
| 1377 | let properties = partial.join(',');
|
|---|
| 1378 | final = '[' + properties + ']';
|
|---|
| 1379 | } else {
|
|---|
| 1380 | let separator = ',\n' + indent;
|
|---|
| 1381 | let properties = partial.join(separator);
|
|---|
| 1382 | final = '[\n' + indent + properties + ',\n' + stepback + ']';
|
|---|
| 1383 | }
|
|---|
| 1384 | }
|
|---|
| 1385 |
|
|---|
| 1386 | stack.pop();
|
|---|
| 1387 | indent = stepback;
|
|---|
| 1388 | return final
|
|---|
| 1389 | }
|
|---|
| 1390 | };
|
|---|
| 1391 |
|
|---|
| 1392 | const JSON5 = {
|
|---|
| 1393 | parse,
|
|---|
| 1394 | stringify,
|
|---|
| 1395 | };
|
|---|
| 1396 |
|
|---|
| 1397 | var lib = JSON5;
|
|---|
| 1398 |
|
|---|
| 1399 | export default lib;
|
|---|
