1 line
12 KiB
Plaintext
1 line
12 KiB
Plaintext
{"version":3,"file":"sourcemap-codec.umd.js","sources":["../src/sourcemap-codec.ts"],"sourcesContent":["export type SourceMapSegment =\n | [number]\n | [number, number, number, number]\n | [number, number, number, number, number];\nexport type SourceMapLine = SourceMapSegment[];\nexport type SourceMapMappings = SourceMapLine[];\n\nconst comma = ','.charCodeAt(0);\nconst semicolon = ';'.charCodeAt(0);\nconst chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/';\nconst intToChar = new Uint8Array(64); // 64 possible chars.\nconst charToInt = new Uint8Array(128); // z is 122 in ASCII\n\nfor (let i = 0; i < chars.length; i++) {\n const c = chars.charCodeAt(i);\n intToChar[i] = c;\n charToInt[c] = i;\n}\n\n// Provide a fallback for older environments.\nconst td =\n typeof TextDecoder !== 'undefined'\n ? /* #__PURE__ */ new TextDecoder()\n : typeof Buffer !== 'undefined'\n ? {\n decode(buf: Uint8Array) {\n const out = Buffer.from(buf.buffer, buf.byteOffset, buf.byteLength);\n return out.toString();\n },\n }\n : {\n decode(buf: Uint8Array) {\n let out = '';\n for (let i = 0; i < buf.length; i++) {\n out += String.fromCharCode(buf[i]);\n }\n return out;\n },\n };\n\nexport function decode(mappings: string): SourceMapMappings {\n const state: [number, number, number, number, number] = new Int32Array(5) as any;\n const decoded: SourceMapMappings = [];\n\n let index = 0;\n do {\n const semi = indexOf(mappings, index);\n const line: SourceMapLine = [];\n let sorted = true;\n let lastCol = 0;\n state[0] = 0;\n\n for (let i = index; i < semi; i++) {\n let seg: SourceMapSegment;\n\n i = decodeInteger(mappings, i, state, 0); // genColumn\n const col = state[0];\n if (col < lastCol) sorted = false;\n lastCol = col;\n\n if (hasMoreVlq(mappings, i, semi)) {\n i = decodeInteger(mappings, i, state, 1); // sourcesIndex\n i = decodeInteger(mappings, i, state, 2); // sourceLine\n i = decodeInteger(mappings, i, state, 3); // sourceColumn\n\n if (hasMoreVlq(mappings, i, semi)) {\n i = decodeInteger(mappings, i, state, 4); // namesIndex\n seg = [col, state[1], state[2], state[3], state[4]];\n } else {\n seg = [col, state[1], state[2], state[3]];\n }\n } else {\n seg = [col];\n }\n\n line.push(seg);\n }\n\n if (!sorted) sort(line);\n decoded.push(line);\n index = semi + 1;\n } while (index <= mappings.length);\n\n return decoded;\n}\n\nfunction indexOf(mappings: string, index: number): number {\n const idx = mappings.indexOf(';', index);\n return idx === -1 ? mappings.length : idx;\n}\n\nfunction decodeInteger(mappings: string, pos: number, state: SourceMapSegment, j: number): number {\n let value = 0;\n let shift = 0;\n let integer = 0;\n\n do {\n const c = mappings.charCodeAt(pos++);\n integer = charToInt[c];\n value |= (integer & 31) << shift;\n shift += 5;\n } while (integer & 32);\n\n const shouldNegate = value & 1;\n value >>>= 1;\n\n if (shouldNegate) {\n value = -0x80000000 | -value;\n }\n\n state[j] += value;\n return pos;\n}\n\nfunction hasMoreVlq(mappings: string, i: number, length: number): boolean {\n if (i >= length) return false;\n return mappings.charCodeAt(i) !== comma;\n}\n\nfunction sort(line: SourceMapSegment[]) {\n line.sort(sortComparator);\n}\n\nfunction sortComparator(a: SourceMapSegment, b: SourceMapSegment): number {\n return a[0] - b[0];\n}\n\nexport function encode(decoded: SourceMapMappings): string;\nexport function encode(decoded: Readonly<SourceMapMappings>): string;\nexport function encode(decoded: Readonly<SourceMapMappings>): string {\n const state: [number, number, number, number, number] = new Int32Array(5) as any;\n const bufLength = 1024 * 16;\n const subLength = bufLength - 36;\n const buf = new Uint8Array(bufLength);\n const sub = buf.subarray(0, subLength);\n let pos = 0;\n let out = '';\n\n for (let i = 0; i < decoded.length; i++) {\n const line = decoded[i];\n if (i > 0) {\n if (pos === bufLength) {\n out += td.decode(buf);\n pos = 0;\n }\n buf[pos++] = semicolon;\n }\n if (line.length === 0) continue;\n\n state[0] = 0;\n\n for (let j = 0; j < line.length; j++) {\n const segment = line[j];\n // We can push up to 5 ints, each int can take at most 7 chars, and we\n // may push a comma.\n if (pos > subLength) {\n out += td.decode(sub);\n buf.copyWithin(0, subLength, pos);\n pos -= subLength;\n }\n if (j > 0) buf[pos++] = comma;\n\n pos = encodeInteger(buf, pos, state, segment, 0); // genColumn\n\n if (segment.length === 1) continue;\n pos = encodeInteger(buf, pos, state, segment, 1); // sourcesIndex\n pos = encodeInteger(buf, pos, state, segment, 2); // sourceLine\n pos = encodeInteger(buf, pos, state, segment, 3); // sourceColumn\n\n if (segment.length === 4) continue;\n pos = encodeInteger(buf, pos, state, segment, 4); // namesIndex\n }\n }\n\n return out + td.decode(buf.subarray(0, pos));\n}\n\nfunction encodeInteger(\n buf: Uint8Array,\n pos: number,\n state: SourceMapSegment,\n segment: SourceMapSegment,\n j: number,\n): number {\n const next = segment[j];\n let num = next - state[j];\n state[j] = next;\n\n num = num < 0 ? (-num << 1) | 1 : num << 1;\n do {\n let clamped = num & 0b011111;\n num >>>= 5;\n if (num > 0) clamped |= 0b100000;\n buf[pos++] = intToChar[clamped];\n } while (num > 0);\n\n return pos;\n}\n"],"names":[],"mappings":";;;;;;IAOA,MAAM,KAAK,GAAG,GAAG,CAAC,UAAU,CAAC,CAAC,CAAC,CAAC;IAChC,MAAM,SAAS,GAAG,GAAG,CAAC,UAAU,CAAC,CAAC,CAAC,CAAC;IACpC,MAAM,KAAK,GAAG,kEAAkE,CAAC;IACjF,MAAM,SAAS,GAAG,IAAI,UAAU,CAAC,EAAE,CAAC,CAAC;IACrC,MAAM,SAAS,GAAG,IAAI,UAAU,CAAC,GAAG,CAAC,CAAC;IAEtC,KAAK,IAAI,CAAC,GAAG,CAAC,EAAE,CAAC,GAAG,KAAK,CAAC,MAAM,EAAE,CAAC,EAAE,EAAE;QACrC,MAAM,CAAC,GAAG,KAAK,CAAC,UAAU,CAAC,CAAC,CAAC,CAAC;QAC9B,SAAS,CAAC,CAAC,CAAC,GAAG,CAAC,CAAC;QACjB,SAAS,CAAC,CAAC,CAAC,GAAG,CAAC,CAAC;KAClB;IAED;IACA,MAAM,EAAE,GACN,OAAO,WAAW,KAAK,WAAW;0BACd,IAAI,WAAW,EAAE;UACjC,OAAO,MAAM,KAAK,WAAW;cAC7B;gBACE,MAAM,CAAC,GAAe;oBACpB,MAAM,GAAG,GAAG,MAAM,CAAC,IAAI,CAAC,GAAG,CAAC,MAAM,EAAE,GAAG,CAAC,UAAU,EAAE,GAAG,CAAC,UAAU,CAAC,CAAC;oBACpE,OAAO,GAAG,CAAC,QAAQ,EAAE,CAAC;iBACvB;aACF;cACD;gBACE,MAAM,CAAC,GAAe;oBACpB,IAAI,GAAG,GAAG,EAAE,CAAC;oBACb,KAAK,IAAI,CAAC,GAAG,CAAC,EAAE,CAAC,GAAG,GAAG,CAAC,MAAM,EAAE,CAAC,EAAE,EAAE;wBACnC,GAAG,IAAI,MAAM,CAAC,YAAY,CAAC,GAAG,CAAC,CAAC,CAAC,CAAC,CAAC;qBACpC;oBACD,OAAO,GAAG,CAAC;iBACZ;aACF,CAAC;aAEQ,MAAM,CAAC,QAAgB;QACrC,MAAM,KAAK,GAA6C,IAAI,UAAU,CAAC,CAAC,CAAQ,CAAC;QACjF,MAAM,OAAO,GAAsB,EAAE,CAAC;QAEtC,IAAI,KAAK,GAAG,CAAC,CAAC;QACd,GAAG;YACD,MAAM,IAAI,GAAG,OAAO,CAAC,QAAQ,EAAE,KAAK,CAAC,CAAC;YACtC,MAAM,IAAI,GAAkB,EAAE,CAAC;YAC/B,IAAI,MAAM,GAAG,IAAI,CAAC;YAClB,IAAI,OAAO,GAAG,CAAC,CAAC;YAChB,KAAK,CAAC,CAAC,CAAC,GAAG,CAAC,CAAC;YAEb,KAAK,IAAI,CAAC,GAAG,KAAK,EAAE,CAAC,GAAG,IAAI,EAAE,CAAC,EAAE,EAAE;gBACjC,IAAI,GAAqB,CAAC;gBAE1B,CAAC,GAAG,aAAa,CAAC,QAAQ,EAAE,CAAC,EAAE,KAAK,EAAE,CAAC,CAAC,CAAC;gBACzC,MAAM,GAAG,GAAG,KAAK,CAAC,CAAC,CAAC,CAAC;gBACrB,IAAI,GAAG,GAAG,OAAO;oBAAE,MAAM,GAAG,KAAK,CAAC;gBAClC,OAAO,GAAG,GAAG,CAAC;gBAEd,IAAI,UAAU,CAAC,QAAQ,EAAE,CAAC,EAAE,IAAI,CAAC,EAAE;oBACjC,CAAC,GAAG,aAAa,CAAC,QAAQ,EAAE,CAAC,EAAE,KAAK,EAAE,CAAC,CAAC,CAAC;oBACzC,CAAC,GAAG,aAAa,CAAC,QAAQ,EAAE,CAAC,EAAE,KAAK,EAAE,CAAC,CAAC,CAAC;oBACzC,CAAC,GAAG,aAAa,CAAC,QAAQ,EAAE,CAAC,EAAE,KAAK,EAAE,CAAC,CAAC,CAAC;oBAEzC,IAAI,UAAU,CAAC,QAAQ,EAAE,CAAC,EAAE,IAAI,CAAC,EAAE;wBACjC,CAAC,GAAG,aAAa,CAAC,QAAQ,EAAE,CAAC,EAAE,KAAK,EAAE,CAAC,CAAC,CAAC;wBACzC,GAAG,GAAG,CAAC,GAAG,EAAE,KAAK,CAAC,CAAC,CAAC,EAAE,KAAK,CAAC,CAAC,CAAC,EAAE,KAAK,CAAC,CAAC,CAAC,EAAE,KAAK,CAAC,CAAC,CAAC,CAAC,CAAC;qBACrD;yBAAM;wBACL,GAAG,GAAG,CAAC,GAAG,EAAE,KAAK,CAAC,CAAC,CAAC,EAAE,KAAK,CAAC,CAAC,CAAC,EAAE,KAAK,CAAC,CAAC,CAAC,CAAC,CAAC;qBAC3C;iBACF;qBAAM;oBACL,GAAG,GAAG,CAAC,GAAG,CAAC,CAAC;iBACb;gBAED,IAAI,CAAC,IAAI,CAAC,GAAG,CAAC,CAAC;aAChB;YAED,IAAI,CAAC,MAAM;gBAAE,IAAI,CAAC,IAAI,CAAC,CAAC;YACxB,OAAO,CAAC,IAAI,CAAC,IAAI,CAAC,CAAC;YACnB,KAAK,GAAG,IAAI,GAAG,CAAC,CAAC;SAClB,QAAQ,KAAK,IAAI,QAAQ,CAAC,MAAM,EAAE;QAEnC,OAAO,OAAO,CAAC;IACjB,CAAC;IAED,SAAS,OAAO,CAAC,QAAgB,EAAE,KAAa;QAC9C,MAAM,GAAG,GAAG,QAAQ,CAAC,OAAO,CAAC,GAAG,EAAE,KAAK,CAAC,CAAC;QACzC,OAAO,GAAG,KAAK,CAAC,CAAC,GAAG,QAAQ,CAAC,MAAM,GAAG,GAAG,CAAC;IAC5C,CAAC;IAED,SAAS,aAAa,CAAC,QAAgB,EAAE,GAAW,EAAE,KAAuB,EAAE,CAAS;QACtF,IAAI,KAAK,GAAG,CAAC,CAAC;QACd,IAAI,KAAK,GAAG,CAAC,CAAC;QACd,IAAI,OAAO,GAAG,CAAC,CAAC;QAEhB,GAAG;YACD,MAAM,CAAC,GAAG,QAAQ,CAAC,UAAU,CAAC,GAAG,EAAE,CAAC,CAAC;YACrC,OAAO,GAAG,SAAS,CAAC,CAAC,CAAC,CAAC;YACvB,KAAK,IAAI,CAAC,OAAO,GAAG,EAAE,KAAK,KAAK,CAAC;YACjC,KAAK,IAAI,CAAC,CAAC;SACZ,QAAQ,OAAO,GAAG,EAAE,EAAE;QAEvB,MAAM,YAAY,GAAG,KAAK,GAAG,CAAC,CAAC;QAC/B,KAAK,MAAM,CAAC,CAAC;QAEb,IAAI,YAAY,EAAE;YAChB,KAAK,GAAG,CAAC,UAAU,GAAG,CAAC,KAAK,CAAC;SAC9B;QAED,KAAK,CAAC,CAAC,CAAC,IAAI,KAAK,CAAC;QAClB,OAAO,GAAG,CAAC;IACb,CAAC;IAED,SAAS,UAAU,CAAC,QAAgB,EAAE,CAAS,EAAE,MAAc;QAC7D,IAAI,CAAC,IAAI,MAAM;YAAE,OAAO,KAAK,CAAC;QAC9B,OAAO,QAAQ,CAAC,UAAU,CAAC,CAAC,CAAC,KAAK,KAAK,CAAC;IAC1C,CAAC;IAED,SAAS,IAAI,CAAC,IAAwB;QACpC,IAAI,CAAC,IAAI,CAAC,cAAc,CAAC,CAAC;IAC5B,CAAC;IAED,SAAS,cAAc,CAAC,CAAmB,EAAE,CAAmB;QAC9D,OAAO,CAAC,CAAC,CAAC,CAAC,GAAG,CAAC,CAAC,CAAC,CAAC,CAAC;IACrB,CAAC;aAIe,MAAM,CAAC,OAAoC;QACzD,MAAM,KAAK,GAA6C,IAAI,UAAU,CAAC,CAAC,CAAQ,CAAC;QACjF,MAAM,SAAS,GAAG,IAAI,GAAG,EAAE,CAAC;QAC5B,MAAM,SAAS,GAAG,SAAS,GAAG,EAAE,CAAC;QACjC,MAAM,GAAG,GAAG,IAAI,UAAU,CAAC,SAAS,CAAC,CAAC;QACtC,MAAM,GAAG,GAAG,GAAG,CAAC,QAAQ,CAAC,CAAC,EAAE,SAAS,CAAC,CAAC;QACvC,IAAI,GAAG,GAAG,CAAC,CAAC;QACZ,IAAI,GAAG,GAAG,EAAE,CAAC;QAEb,KAAK,IAAI,CAAC,GAAG,CAAC,EAAE,CAAC,GAAG,OAAO,CAAC,MAAM,EAAE,CAAC,EAAE,EAAE;YACvC,MAAM,IAAI,GAAG,OAAO,CAAC,CAAC,CAAC,CAAC;YACxB,IAAI,CAAC,GAAG,CAAC,EAAE;gBACT,IAAI,GAAG,KAAK,SAAS,EAAE;oBACrB,GAAG,IAAI,EAAE,CAAC,MAAM,CAAC,GAAG,CAAC,CAAC;oBACtB,GAAG,GAAG,CAAC,CAAC;iBACT;gBACD,GAAG,CAAC,GAAG,EAAE,CAAC,GAAG,SAAS,CAAC;aACxB;YACD,IAAI,IAAI,CAAC,MAAM,KAAK,CAAC;gBAAE,SAAS;YAEhC,KAAK,CAAC,CAAC,CAAC,GAAG,CAAC,CAAC;YAEb,KAAK,IAAI,CAAC,GAAG,CAAC,EAAE,CAAC,GAAG,IAAI,CAAC,MAAM,EAAE,CAAC,EAAE,EAAE;gBACpC,MAAM,OAAO,GAAG,IAAI,CAAC,CAAC,CAAC,CAAC;;;gBAGxB,IAAI,GAAG,GAAG,SAAS,EAAE;oBACnB,GAAG,IAAI,EAAE,CAAC,MAAM,CAAC,GAAG,CAAC,CAAC;oBACtB,GAAG,CAAC,UAAU,CAAC,CAAC,EAAE,SAAS,EAAE,GAAG,CAAC,CAAC;oBAClC,GAAG,IAAI,SAAS,CAAC;iBAClB;gBACD,IAAI,CAAC,GAAG,CAAC;oBAAE,GAAG,CAAC,GAAG,EAAE,CAAC,GAAG,KAAK,CAAC;gBAE9B,GAAG,GAAG,aAAa,CAAC,GAAG,EAAE,GAAG,EAAE,KAAK,EAAE,OAAO,EAAE,CAAC,CAAC,CAAC;gBAEjD,IAAI,OAAO,CAAC,MAAM,KAAK,CAAC;oBAAE,SAAS;gBACnC,GAAG,GAAG,aAAa,CAAC,GAAG,EAAE,GAAG,EAAE,KAAK,EAAE,OAAO,EAAE,CAAC,CAAC,CAAC;gBACjD,GAAG,GAAG,aAAa,CAAC,GAAG,EAAE,GAAG,EAAE,KAAK,EAAE,OAAO,EAAE,CAAC,CAAC,CAAC;gBACjD,GAAG,GAAG,aAAa,CAAC,GAAG,EAAE,GAAG,EAAE,KAAK,EAAE,OAAO,EAAE,CAAC,CAAC,CAAC;gBAEjD,IAAI,OAAO,CAAC,MAAM,KAAK,CAAC;oBAAE,SAAS;gBACnC,GAAG,GAAG,aAAa,CAAC,GAAG,EAAE,GAAG,EAAE,KAAK,EAAE,OAAO,EAAE,CAAC,CAAC,CAAC;aAClD;SACF;QAED,OAAO,GAAG,GAAG,EAAE,CAAC,MAAM,CAAC,GAAG,CAAC,QAAQ,CAAC,CAAC,EAAE,GAAG,CAAC,CAAC,CAAC;IAC/C,CAAC;IAED,SAAS,aAAa,CACpB,GAAe,EACf,GAAW,EACX,KAAuB,EACvB,OAAyB,EACzB,CAAS;QAET,MAAM,IAAI,GAAG,OAAO,CAAC,CAAC,CAAC,CAAC;QACxB,IAAI,GAAG,GAAG,IAAI,GAAG,KAAK,CAAC,CAAC,CAAC,CAAC;QAC1B,KAAK,CAAC,CAAC,CAAC,GAAG,IAAI,CAAC;QAEhB,GAAG,GAAG,GAAG,GAAG,CAAC,GAAG,CAAC,CAAC,GAAG,IAAI,CAAC,IAAI,CAAC,GAAG,GAAG,IAAI,CAAC,CAAC;QAC3C,GAAG;YACD,IAAI,OAAO,GAAG,GAAG,GAAG,QAAQ,CAAC;YAC7B,GAAG,MAAM,CAAC,CAAC;YACX,IAAI,GAAG,GAAG,CAAC;gBAAE,OAAO,IAAI,QAAQ,CAAC;YACjC,GAAG,CAAC,GAAG,EAAE,CAAC,GAAG,SAAS,CAAC,OAAO,CAAC,CAAC;SACjC,QAAQ,GAAG,GAAG,CAAC,EAAE;QAElB,OAAO,GAAG,CAAC;IACb;;;;;;;;;;;"} |