UNPKG

7.79 kBSource Map (JSON)View Raw
1{"version":3,"names":["_genMapping","require","_traceMapping","SourceMap","constructor","opts","code","_opts$sourceFileName","_map","_rawMappings","_sourceFileName","_lastGenLine","_lastSourceLine","_lastSourceColumn","_inputMap","map","GenMapping","sourceRoot","sourceFileName","replace","undefined","inputSourceMap","TraceMap","resolvedSources","length","i","_this$_inputMap$sourc","setSourceContent","sourcesContent","Object","keys","get","toEncodedMap","getDecoded","toDecodedMap","getRawMappings","allMappings","mark","generated","line","column","identifierName","identifierNamePos","filename","_originalMapping","originalMapping","originalPositionFor","name","originalIdentifierMapping","source","maybeAddMapping","original","exports","default"],"sources":["../src/source-map.ts"],"sourcesContent":["import {\n GenMapping,\n maybeAddMapping,\n setSourceContent,\n allMappings,\n toEncodedMap,\n toDecodedMap,\n} from \"@jridgewell/gen-mapping\";\n\nimport type {\n EncodedSourceMap,\n DecodedSourceMap,\n Mapping,\n} from \"@jridgewell/gen-mapping\";\n\nimport {\n type SourceMapInput,\n originalPositionFor,\n TraceMap,\n} from \"@jridgewell/trace-mapping\";\n\n/**\n * Build a sourcemap.\n */\n\nexport default class SourceMap {\n private _map: GenMapping;\n private _rawMappings: Mapping[] | undefined;\n private _sourceFileName: string | undefined;\n\n // Any real line is > 0, so init to 0 is fine.\n private _lastGenLine = 0;\n private _lastSourceLine = 0;\n\n // Source columns can be 0, but we only check in unison with sourceLine, which\n // inits to an impossible value. So init to 0 is fine.\n private _lastSourceColumn = 0;\n\n public _inputMap: TraceMap;\n\n constructor(\n opts: {\n sourceFileName?: string;\n sourceRoot?: string;\n inputSourceMap?: SourceMapInput;\n },\n code: string | { [sourceFileName: string]: string },\n ) {\n const map = (this._map = new GenMapping({ sourceRoot: opts.sourceRoot }));\n this._sourceFileName = opts.sourceFileName?.replace(/\\\\/g, \"/\");\n this._rawMappings = undefined;\n\n if (opts.inputSourceMap) {\n this._inputMap = new TraceMap(opts.inputSourceMap);\n const resolvedSources = this._inputMap.resolvedSources;\n if (resolvedSources.length) {\n for (let i = 0; i < resolvedSources.length; i++) {\n setSourceContent(\n map,\n resolvedSources[i],\n this._inputMap.sourcesContent?.[i],\n );\n }\n }\n }\n\n if (typeof code === \"string\" && !opts.inputSourceMap) {\n setSourceContent(map, this._sourceFileName, code);\n } else if (typeof code === \"object\") {\n for (const sourceFileName of Object.keys(code)) {\n setSourceContent(\n map,\n sourceFileName.replace(/\\\\/g, \"/\"),\n code[sourceFileName],\n );\n }\n }\n }\n\n /**\n * Get the sourcemap.\n */\n get(): EncodedSourceMap {\n return toEncodedMap(this._map);\n }\n\n getDecoded(): DecodedSourceMap {\n return toDecodedMap(this._map);\n }\n\n getRawMappings(): Mapping[] {\n return (this._rawMappings ||= allMappings(this._map));\n }\n\n /**\n * Mark the current generated position with a source position. May also be passed null line/column\n * values to insert a mapping to nothing.\n */\n\n mark(\n generated: { line: number; column: number },\n line: number,\n column: number,\n identifierName?: string | null,\n identifierNamePos?: { line: number; column: number },\n filename?: string | null,\n ) {\n this._rawMappings = undefined;\n\n let originalMapping: {\n source: string | null;\n name?: string | null;\n line: number | null;\n column: number | null;\n };\n\n if (line != null) {\n if (this._inputMap) {\n // This is the lookup for this mark\n originalMapping = originalPositionFor(this._inputMap, {\n line,\n column,\n });\n\n // If the we found a name, nothing else needs to be done\n // Maybe we're marking a `(` and the input map already had a name attached there,\n // or we're marking a `(` and the sourcemap spanned a `foo(`,\n // or we're marking an identifier, etc.\n if (!originalMapping.name && identifierNamePos) {\n // We're trying to mark a `(` (as that's the only thing that provides\n // an identifierNamePos currently), and we the AST had an identifier attached.\n // Lookup it's original name.\n const originalIdentifierMapping = originalPositionFor(\n this._inputMap,\n identifierNamePos,\n );\n if (originalIdentifierMapping.name) {\n identifierName = originalIdentifierMapping.name;\n }\n }\n } else {\n originalMapping = {\n source: filename?.replace(/\\\\/g, \"/\") || this._sourceFileName,\n line: line,\n column: column,\n };\n }\n }\n\n maybeAddMapping(this._map, {\n name: identifierName,\n generated,\n source: originalMapping?.source,\n original: originalMapping,\n });\n }\n}\n"],"mappings":";;;;;;AAAA,IAAAA,WAAA,GAAAC,OAAA;AAeA,IAAAC,aAAA,GAAAD,OAAA;AAUe,MAAME,SAAS,CAAC;EAe7BC,WAAWA,CACTC,IAIC,EACDC,IAAmD,EACnD;IAAA,IAAAC,oBAAA;IAAA,KArBMC,IAAI;IAAA,KACJC,YAAY;IAAA,KACZC,eAAe;IAAA,KAGfC,YAAY,GAAG,CAAC;IAAA,KAChBC,eAAe,GAAG,CAAC;IAAA,KAInBC,iBAAiB,GAAG,CAAC;IAAA,KAEtBC,SAAS;IAUd,MAAMC,GAAG,GAAI,IAAI,CAACP,IAAI,GAAG,IAAIQ,sBAAU,CAAC;MAAEC,UAAU,EAAEZ,IAAI,CAACY;IAAW,CAAC,CAAE;IACzE,IAAI,CAACP,eAAe,IAAAH,oBAAA,GAAGF,IAAI,CAACa,cAAc,qBAAnBX,oBAAA,CAAqBY,OAAO,CAAC,KAAK,EAAE,GAAG,CAAC;IAC/D,IAAI,CAACV,YAAY,GAAGW,SAAS;IAE7B,IAAIf,IAAI,CAACgB,cAAc,EAAE;MACvB,IAAI,CAACP,SAAS,GAAG,IAAIQ,sBAAQ,CAACjB,IAAI,CAACgB,cAAc,CAAC;MAClD,MAAME,eAAe,GAAG,IAAI,CAACT,SAAS,CAACS,eAAe;MACtD,IAAIA,eAAe,CAACC,MAAM,EAAE;QAC1B,KAAK,IAAIC,CAAC,GAAG,CAAC,EAAEA,CAAC,GAAGF,eAAe,CAACC,MAAM,EAAEC,CAAC,EAAE,EAAE;UAAA,IAAAC,qBAAA;UAC/C,IAAAC,4BAAgB,EACdZ,GAAG,EACHQ,eAAe,CAACE,CAAC,CAAC,GAAAC,qBAAA,GAClB,IAAI,CAACZ,SAAS,CAACc,cAAc,qBAA7BF,qBAAA,CAAgCD,CAAC,CACnC,CAAC;QACH;MACF;IACF;IAEA,IAAI,OAAOnB,IAAI,KAAK,QAAQ,IAAI,CAACD,IAAI,CAACgB,cAAc,EAAE;MACpD,IAAAM,4BAAgB,EAACZ,GAAG,EAAE,IAAI,CAACL,eAAe,EAAEJ,IAAI,CAAC;IACnD,CAAC,MAAM,IAAI,OAAOA,IAAI,KAAK,QAAQ,EAAE;MACnC,KAAK,MAAMY,cAAc,IAAIW,MAAM,CAACC,IAAI,CAACxB,IAAI,CAAC,EAAE;QAC9C,IAAAqB,4BAAgB,EACdZ,GAAG,EACHG,cAAc,CAACC,OAAO,CAAC,KAAK,EAAE,GAAG,CAAC,EAClCb,IAAI,CAACY,cAAc,CACrB,CAAC;MACH;IACF;EACF;EAKAa,GAAGA,CAAA,EAAqB;IACtB,OAAO,IAAAC,wBAAY,EAAC,IAAI,CAACxB,IAAI,CAAC;EAChC;EAEAyB,UAAUA,CAAA,EAAqB;IAC7B,OAAO,IAAAC,wBAAY,EAAC,IAAI,CAAC1B,IAAI,CAAC;EAChC;EAEA2B,cAAcA,CAAA,EAAc;IAC1B,OAAQ,IAAI,CAAC1B,YAAY,KAAjB,IAAI,CAACA,YAAY,GAAK,IAAA2B,uBAAW,EAAC,IAAI,CAAC5B,IAAI,CAAC;EACtD;EAOA6B,IAAIA,CACFC,SAA2C,EAC3CC,IAAY,EACZC,MAAc,EACdC,cAA8B,EAC9BC,iBAAoD,EACpDC,QAAwB,EACxB;IAAA,IAAAC,gBAAA;IACA,IAAI,CAACnC,YAAY,GAAGW,SAAS;IAE7B,IAAIyB,eAKH;IAED,IAAIN,IAAI,IAAI,IAAI,EAAE;MAChB,IAAI,IAAI,CAACzB,SAAS,EAAE;QAElB+B,eAAe,GAAG,IAAAC,iCAAmB,EAAC,IAAI,CAAChC,SAAS,EAAE;UACpDyB,IAAI;UACJC;QACF,CAAC,CAAC;QAMF,IAAI,CAACK,eAAe,CAACE,IAAI,IAAIL,iBAAiB,EAAE;UAI9C,MAAMM,yBAAyB,GAAG,IAAAF,iCAAmB,EACnD,IAAI,CAAChC,SAAS,EACd4B,iBACF,CAAC;UACD,IAAIM,yBAAyB,CAACD,IAAI,EAAE;YAClCN,cAAc,GAAGO,yBAAyB,CAACD,IAAI;UACjD;QACF;MACF,CAAC,MAAM;QACLF,eAAe,GAAG;UAChBI,MAAM,EAAE,CAAAN,QAAQ,oBAARA,QAAQ,CAAExB,OAAO,CAAC,KAAK,EAAE,GAAG,CAAC,KAAI,IAAI,CAACT,eAAe;UAC7D6B,IAAI,EAAEA,IAAI;UACVC,MAAM,EAAEA;QACV,CAAC;MACH;IACF;IAEA,IAAAU,2BAAe,EAAC,IAAI,CAAC1C,IAAI,EAAE;MACzBuC,IAAI,EAAEN,cAAc;MACpBH,SAAS;MACTW,MAAM,GAAAL,gBAAA,GAAEC,eAAe,qBAAfD,gBAAA,CAAiBK,MAAM;MAC/BE,QAAQ,EAAEN;IACZ,CAAC,CAAC;EACJ;AACF;AAACO,OAAA,CAAAC,OAAA,GAAAlD,SAAA","ignoreList":[]}
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