560 lines
18 KiB
JavaScript
560 lines
18 KiB
JavaScript
(function (global, factory) {
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if (typeof exports === 'object' && typeof module !== 'undefined') {
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factory(module, require('@jridgewell/resolve-uri'), require('@jridgewell/sourcemap-codec'));
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module.exports = def(module);
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} else if (typeof define === 'function' && define.amd) {
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define(['module', '@jridgewell/resolve-uri', '@jridgewell/sourcemap-codec'], function(mod) {
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factory.apply(this, arguments);
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mod.exports = def(mod);
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});
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} else {
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const mod = { exports: {} };
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factory(mod, global.resolveURI, global.sourcemapCodec);
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global = typeof globalThis !== 'undefined' ? globalThis : global || self;
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global.traceMapping = def(mod);
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}
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function def(m) { return 'default' in m.exports ? m.exports.default : m.exports; }
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})(this, (function (module, require_resolveURI, require_sourcemapCodec) {
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"use strict";
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var __create = Object.create;
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var __defProp = Object.defineProperty;
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var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
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var __getOwnPropNames = Object.getOwnPropertyNames;
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var __getProtoOf = Object.getPrototypeOf;
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var __hasOwnProp = Object.prototype.hasOwnProperty;
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var __commonJS = (cb, mod) => function __require() {
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return mod || (0, cb[__getOwnPropNames(cb)[0]])((mod = { exports: {} }).exports, mod), mod.exports;
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};
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var __export = (target, all) => {
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for (var name in all)
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__defProp(target, name, { get: all[name], enumerable: true });
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};
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var __copyProps = (to, from, except, desc) => {
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if (from && typeof from === "object" || typeof from === "function") {
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for (let key of __getOwnPropNames(from))
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if (!__hasOwnProp.call(to, key) && key !== except)
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__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
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}
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return to;
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};
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var __toESM = (mod, isNodeMode, target) => (target = mod != null ? __create(__getProtoOf(mod)) : {}, __copyProps(
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// If the importer is in node compatibility mode or this is not an ESM
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// file that has been converted to a CommonJS file using a Babel-
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// compatible transform (i.e. "__esModule" has not been set), then set
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// "default" to the CommonJS "module.exports" for node compatibility.
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isNodeMode || !mod || !mod.__esModule ? __defProp(target, "default", { value: mod, enumerable: true }) : target,
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mod
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));
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var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
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// umd:@jridgewell/sourcemap-codec
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var require_sourcemap_codec = __commonJS({
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"umd:@jridgewell/sourcemap-codec"(exports, module2) {
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module2.exports = require_sourcemapCodec;
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}
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});
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// umd:@jridgewell/resolve-uri
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var require_resolve_uri = __commonJS({
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"umd:@jridgewell/resolve-uri"(exports, module2) {
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module2.exports = require_resolveURI;
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}
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});
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// src/trace-mapping.ts
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var trace_mapping_exports = {};
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__export(trace_mapping_exports, {
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AnyMap: () => FlattenMap,
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FlattenMap: () => FlattenMap,
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GREATEST_LOWER_BOUND: () => GREATEST_LOWER_BOUND,
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LEAST_UPPER_BOUND: () => LEAST_UPPER_BOUND,
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TraceMap: () => TraceMap,
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allGeneratedPositionsFor: () => allGeneratedPositionsFor,
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decodedMap: () => decodedMap,
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decodedMappings: () => decodedMappings,
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eachMapping: () => eachMapping,
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encodedMap: () => encodedMap,
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encodedMappings: () => encodedMappings,
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generatedPositionFor: () => generatedPositionFor,
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isIgnored: () => isIgnored,
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originalPositionFor: () => originalPositionFor,
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presortedDecodedMap: () => presortedDecodedMap,
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sourceContentFor: () => sourceContentFor,
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traceSegment: () => traceSegment
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});
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module.exports = __toCommonJS(trace_mapping_exports);
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var import_sourcemap_codec = __toESM(require_sourcemap_codec());
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// src/resolve.ts
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var import_resolve_uri = __toESM(require_resolve_uri());
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// src/strip-filename.ts
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function stripFilename(path) {
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if (!path) return "";
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const index = path.lastIndexOf("/");
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return path.slice(0, index + 1);
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}
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// src/resolve.ts
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function resolver(mapUrl, sourceRoot) {
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const from = stripFilename(mapUrl);
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const prefix = sourceRoot ? sourceRoot + "/" : "";
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return (source) => (0, import_resolve_uri.default)(prefix + (source || ""), from);
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}
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// src/sourcemap-segment.ts
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var COLUMN = 0;
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var SOURCES_INDEX = 1;
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var SOURCE_LINE = 2;
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var SOURCE_COLUMN = 3;
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var NAMES_INDEX = 4;
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var REV_GENERATED_LINE = 1;
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var REV_GENERATED_COLUMN = 2;
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// src/sort.ts
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function maybeSort(mappings, owned) {
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const unsortedIndex = nextUnsortedSegmentLine(mappings, 0);
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if (unsortedIndex === mappings.length) return mappings;
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if (!owned) mappings = mappings.slice();
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for (let i = unsortedIndex; i < mappings.length; i = nextUnsortedSegmentLine(mappings, i + 1)) {
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mappings[i] = sortSegments(mappings[i], owned);
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}
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return mappings;
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}
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function nextUnsortedSegmentLine(mappings, start) {
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for (let i = start; i < mappings.length; i++) {
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if (!isSorted(mappings[i])) return i;
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}
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return mappings.length;
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}
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function isSorted(line) {
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for (let j = 1; j < line.length; j++) {
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if (line[j][COLUMN] < line[j - 1][COLUMN]) {
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return false;
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}
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}
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return true;
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}
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function sortSegments(line, owned) {
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if (!owned) line = line.slice();
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return line.sort(sortComparator);
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}
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function sortComparator(a, b) {
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return a[COLUMN] - b[COLUMN];
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}
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// src/by-source.ts
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function buildBySources(decoded, memos) {
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const sources = memos.map(() => []);
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for (let i = 0; i < decoded.length; i++) {
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const line = decoded[i];
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for (let j = 0; j < line.length; j++) {
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const seg = line[j];
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if (seg.length === 1) continue;
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const sourceIndex2 = seg[SOURCES_INDEX];
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const sourceLine = seg[SOURCE_LINE];
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const sourceColumn = seg[SOURCE_COLUMN];
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const source = sources[sourceIndex2];
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const segs = source[sourceLine] || (source[sourceLine] = []);
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segs.push([sourceColumn, i, seg[COLUMN]]);
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}
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}
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for (let i = 0; i < sources.length; i++) {
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const source = sources[i];
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for (let j = 0; j < source.length; j++) {
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const line = source[j];
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if (line) line.sort(sortComparator);
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}
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}
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return sources;
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}
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// src/binary-search.ts
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var found = false;
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function binarySearch(haystack, needle, low, high) {
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while (low <= high) {
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const mid = low + (high - low >> 1);
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const cmp = haystack[mid][COLUMN] - needle;
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if (cmp === 0) {
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found = true;
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return mid;
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}
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if (cmp < 0) {
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low = mid + 1;
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} else {
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high = mid - 1;
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}
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}
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found = false;
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return low - 1;
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}
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function upperBound(haystack, needle, index) {
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for (let i = index + 1; i < haystack.length; index = i++) {
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if (haystack[i][COLUMN] !== needle) break;
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}
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return index;
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}
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function lowerBound(haystack, needle, index) {
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for (let i = index - 1; i >= 0; index = i--) {
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if (haystack[i][COLUMN] !== needle) break;
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}
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return index;
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}
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function memoizedState() {
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return {
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lastKey: -1,
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lastNeedle: -1,
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lastIndex: -1
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};
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}
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function memoizedBinarySearch(haystack, needle, state, key) {
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const { lastKey, lastNeedle, lastIndex } = state;
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let low = 0;
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let high = haystack.length - 1;
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if (key === lastKey) {
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if (needle === lastNeedle) {
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found = lastIndex !== -1 && haystack[lastIndex][COLUMN] === needle;
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return lastIndex;
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}
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if (needle >= lastNeedle) {
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low = lastIndex === -1 ? 0 : lastIndex;
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} else {
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high = lastIndex;
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}
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}
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state.lastKey = key;
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state.lastNeedle = needle;
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return state.lastIndex = binarySearch(haystack, needle, low, high);
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}
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// src/types.ts
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function parse(map) {
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return typeof map === "string" ? JSON.parse(map) : map;
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}
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// src/flatten-map.ts
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var FlattenMap = function(map, mapUrl) {
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const parsed = parse(map);
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if (!("sections" in parsed)) {
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return new TraceMap(parsed, mapUrl);
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}
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const mappings = [];
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const sources = [];
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const sourcesContent = [];
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const names = [];
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const ignoreList = [];
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recurse(
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parsed,
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mapUrl,
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mappings,
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sources,
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sourcesContent,
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names,
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ignoreList,
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0,
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0,
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Infinity,
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Infinity
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);
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const joined = {
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version: 3,
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file: parsed.file,
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names,
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sources,
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sourcesContent,
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mappings,
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ignoreList
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};
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return presortedDecodedMap(joined);
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};
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function recurse(input, mapUrl, mappings, sources, sourcesContent, names, ignoreList, lineOffset, columnOffset, stopLine, stopColumn) {
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const { sections } = input;
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for (let i = 0; i < sections.length; i++) {
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const { map, offset } = sections[i];
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let sl = stopLine;
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let sc = stopColumn;
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if (i + 1 < sections.length) {
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const nextOffset = sections[i + 1].offset;
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sl = Math.min(stopLine, lineOffset + nextOffset.line);
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if (sl === stopLine) {
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sc = Math.min(stopColumn, columnOffset + nextOffset.column);
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} else if (sl < stopLine) {
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sc = columnOffset + nextOffset.column;
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}
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}
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addSection(
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map,
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mapUrl,
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mappings,
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sources,
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sourcesContent,
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names,
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ignoreList,
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lineOffset + offset.line,
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columnOffset + offset.column,
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sl,
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sc
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);
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}
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}
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function addSection(input, mapUrl, mappings, sources, sourcesContent, names, ignoreList, lineOffset, columnOffset, stopLine, stopColumn) {
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const parsed = parse(input);
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if ("sections" in parsed) return recurse(...arguments);
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const map = new TraceMap(parsed, mapUrl);
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const sourcesOffset = sources.length;
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const namesOffset = names.length;
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const decoded = decodedMappings(map);
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const { resolvedSources, sourcesContent: contents, ignoreList: ignores } = map;
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append(sources, resolvedSources);
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append(names, map.names);
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if (contents) append(sourcesContent, contents);
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else for (let i = 0; i < resolvedSources.length; i++) sourcesContent.push(null);
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if (ignores) for (let i = 0; i < ignores.length; i++) ignoreList.push(ignores[i] + sourcesOffset);
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for (let i = 0; i < decoded.length; i++) {
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const lineI = lineOffset + i;
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if (lineI > stopLine) return;
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const out = getLine(mappings, lineI);
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const cOffset = i === 0 ? columnOffset : 0;
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const line = decoded[i];
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for (let j = 0; j < line.length; j++) {
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const seg = line[j];
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const column = cOffset + seg[COLUMN];
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if (lineI === stopLine && column >= stopColumn) return;
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if (seg.length === 1) {
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out.push([column]);
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continue;
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}
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const sourcesIndex = sourcesOffset + seg[SOURCES_INDEX];
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const sourceLine = seg[SOURCE_LINE];
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const sourceColumn = seg[SOURCE_COLUMN];
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out.push(
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seg.length === 4 ? [column, sourcesIndex, sourceLine, sourceColumn] : [column, sourcesIndex, sourceLine, sourceColumn, namesOffset + seg[NAMES_INDEX]]
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);
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}
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}
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}
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function append(arr, other) {
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for (let i = 0; i < other.length; i++) arr.push(other[i]);
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}
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function getLine(arr, index) {
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for (let i = arr.length; i <= index; i++) arr[i] = [];
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return arr[index];
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}
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// src/trace-mapping.ts
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var LINE_GTR_ZERO = "`line` must be greater than 0 (lines start at line 1)";
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var COL_GTR_EQ_ZERO = "`column` must be greater than or equal to 0 (columns start at column 0)";
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var LEAST_UPPER_BOUND = -1;
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var GREATEST_LOWER_BOUND = 1;
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var TraceMap = class {
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constructor(map, mapUrl) {
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const isString = typeof map === "string";
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if (!isString && map._decodedMemo) return map;
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const parsed = parse(map);
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const { version, file, names, sourceRoot, sources, sourcesContent } = parsed;
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this.version = version;
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this.file = file;
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this.names = names || [];
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this.sourceRoot = sourceRoot;
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this.sources = sources;
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this.sourcesContent = sourcesContent;
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this.ignoreList = parsed.ignoreList || parsed.x_google_ignoreList || void 0;
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const resolve = resolver(mapUrl, sourceRoot);
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this.resolvedSources = sources.map(resolve);
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const { mappings } = parsed;
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if (typeof mappings === "string") {
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this._encoded = mappings;
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this._decoded = void 0;
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} else if (Array.isArray(mappings)) {
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this._encoded = void 0;
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this._decoded = maybeSort(mappings, isString);
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} else if (parsed.sections) {
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throw new Error(`TraceMap passed sectioned source map, please use FlattenMap export instead`);
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} else {
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throw new Error(`invalid source map: ${JSON.stringify(parsed)}`);
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}
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this._decodedMemo = memoizedState();
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this._bySources = void 0;
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this._bySourceMemos = void 0;
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}
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};
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function cast(map) {
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return map;
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}
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function encodedMappings(map) {
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var _a, _b;
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return (_b = (_a = cast(map))._encoded) != null ? _b : _a._encoded = (0, import_sourcemap_codec.encode)(cast(map)._decoded);
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}
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function decodedMappings(map) {
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var _a;
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return (_a = cast(map))._decoded || (_a._decoded = (0, import_sourcemap_codec.decode)(cast(map)._encoded));
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}
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function traceSegment(map, line, column) {
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const decoded = decodedMappings(map);
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if (line >= decoded.length) return null;
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const segments = decoded[line];
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const index = traceSegmentInternal(
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segments,
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cast(map)._decodedMemo,
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line,
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column,
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GREATEST_LOWER_BOUND
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);
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return index === -1 ? null : segments[index];
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}
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function originalPositionFor(map, needle) {
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let { line, column, bias } = needle;
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line--;
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if (line < 0) throw new Error(LINE_GTR_ZERO);
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if (column < 0) throw new Error(COL_GTR_EQ_ZERO);
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const decoded = decodedMappings(map);
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if (line >= decoded.length) return OMapping(null, null, null, null);
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const segments = decoded[line];
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const index = traceSegmentInternal(
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segments,
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cast(map)._decodedMemo,
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line,
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column,
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bias || GREATEST_LOWER_BOUND
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);
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if (index === -1) return OMapping(null, null, null, null);
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const segment = segments[index];
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if (segment.length === 1) return OMapping(null, null, null, null);
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const { names, resolvedSources } = map;
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return OMapping(
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resolvedSources[segment[SOURCES_INDEX]],
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segment[SOURCE_LINE] + 1,
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segment[SOURCE_COLUMN],
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segment.length === 5 ? names[segment[NAMES_INDEX]] : null
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);
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}
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function generatedPositionFor(map, needle) {
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const { source, line, column, bias } = needle;
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return generatedPosition(map, source, line, column, bias || GREATEST_LOWER_BOUND, false);
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}
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function allGeneratedPositionsFor(map, needle) {
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const { source, line, column, bias } = needle;
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return generatedPosition(map, source, line, column, bias || LEAST_UPPER_BOUND, true);
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}
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function eachMapping(map, cb) {
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const decoded = decodedMappings(map);
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const { names, resolvedSources } = map;
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for (let i = 0; i < decoded.length; i++) {
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const line = decoded[i];
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for (let j = 0; j < line.length; j++) {
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const seg = line[j];
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const generatedLine = i + 1;
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const generatedColumn = seg[0];
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let source = null;
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let originalLine = null;
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let originalColumn = null;
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let name = null;
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if (seg.length !== 1) {
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source = resolvedSources[seg[1]];
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originalLine = seg[2] + 1;
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originalColumn = seg[3];
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}
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if (seg.length === 5) name = names[seg[4]];
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cb({
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generatedLine,
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generatedColumn,
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source,
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originalLine,
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originalColumn,
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name
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});
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}
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}
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}
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function sourceIndex(map, source) {
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const { sources, resolvedSources } = map;
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let index = sources.indexOf(source);
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if (index === -1) index = resolvedSources.indexOf(source);
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return index;
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}
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function sourceContentFor(map, source) {
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const { sourcesContent } = map;
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if (sourcesContent == null) return null;
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const index = sourceIndex(map, source);
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return index === -1 ? null : sourcesContent[index];
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}
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function isIgnored(map, source) {
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const { ignoreList } = map;
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if (ignoreList == null) return false;
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const index = sourceIndex(map, source);
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return index === -1 ? false : ignoreList.includes(index);
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}
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function presortedDecodedMap(map, mapUrl) {
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|
const tracer = new TraceMap(clone(map, []), mapUrl);
|
|
cast(tracer)._decoded = map.mappings;
|
|
return tracer;
|
|
}
|
|
function decodedMap(map) {
|
|
return clone(map, decodedMappings(map));
|
|
}
|
|
function encodedMap(map) {
|
|
return clone(map, encodedMappings(map));
|
|
}
|
|
function clone(map, mappings) {
|
|
return {
|
|
version: map.version,
|
|
file: map.file,
|
|
names: map.names,
|
|
sourceRoot: map.sourceRoot,
|
|
sources: map.sources,
|
|
sourcesContent: map.sourcesContent,
|
|
mappings,
|
|
ignoreList: map.ignoreList || map.x_google_ignoreList
|
|
};
|
|
}
|
|
function OMapping(source, line, column, name) {
|
|
return { source, line, column, name };
|
|
}
|
|
function GMapping(line, column) {
|
|
return { line, column };
|
|
}
|
|
function traceSegmentInternal(segments, memo, line, column, bias) {
|
|
let index = memoizedBinarySearch(segments, column, memo, line);
|
|
if (found) {
|
|
index = (bias === LEAST_UPPER_BOUND ? upperBound : lowerBound)(segments, column, index);
|
|
} else if (bias === LEAST_UPPER_BOUND) index++;
|
|
if (index === -1 || index === segments.length) return -1;
|
|
return index;
|
|
}
|
|
function sliceGeneratedPositions(segments, memo, line, column, bias) {
|
|
let min = traceSegmentInternal(segments, memo, line, column, GREATEST_LOWER_BOUND);
|
|
if (!found && bias === LEAST_UPPER_BOUND) min++;
|
|
if (min === -1 || min === segments.length) return [];
|
|
const matchedColumn = found ? column : segments[min][COLUMN];
|
|
if (!found) min = lowerBound(segments, matchedColumn, min);
|
|
const max = upperBound(segments, matchedColumn, min);
|
|
const result = [];
|
|
for (; min <= max; min++) {
|
|
const segment = segments[min];
|
|
result.push(GMapping(segment[REV_GENERATED_LINE] + 1, segment[REV_GENERATED_COLUMN]));
|
|
}
|
|
return result;
|
|
}
|
|
function generatedPosition(map, source, line, column, bias, all) {
|
|
var _a, _b;
|
|
line--;
|
|
if (line < 0) throw new Error(LINE_GTR_ZERO);
|
|
if (column < 0) throw new Error(COL_GTR_EQ_ZERO);
|
|
const { sources, resolvedSources } = map;
|
|
let sourceIndex2 = sources.indexOf(source);
|
|
if (sourceIndex2 === -1) sourceIndex2 = resolvedSources.indexOf(source);
|
|
if (sourceIndex2 === -1) return all ? [] : GMapping(null, null);
|
|
const bySourceMemos = (_a = cast(map))._bySourceMemos || (_a._bySourceMemos = sources.map(memoizedState));
|
|
const generated = (_b = cast(map))._bySources || (_b._bySources = buildBySources(decodedMappings(map), bySourceMemos));
|
|
const segments = generated[sourceIndex2][line];
|
|
if (segments == null) return all ? [] : GMapping(null, null);
|
|
const memo = bySourceMemos[sourceIndex2];
|
|
if (all) return sliceGeneratedPositions(segments, memo, line, column, bias);
|
|
const index = traceSegmentInternal(segments, memo, line, column, bias);
|
|
if (index === -1) return GMapping(null, null);
|
|
const segment = segments[index];
|
|
return GMapping(segment[REV_GENERATED_LINE] + 1, segment[REV_GENERATED_COLUMN]);
|
|
}
|
|
}));
|
|
//# sourceMappingURL=trace-mapping.umd.js.map
|