78 lines
2.0 KiB
JavaScript
78 lines
2.0 KiB
JavaScript
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"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.default = void 0;
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var _sourceMap = require("source-map");
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class SourceMap {
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constructor(opts, code) {
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this._cachedMap = void 0;
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this._code = void 0;
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this._opts = void 0;
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this._rawMappings = void 0;
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this._lastGenLine = void 0;
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this._lastSourceLine = void 0;
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this._lastSourceColumn = void 0;
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this._cachedMap = null;
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this._code = code;
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this._opts = opts;
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this._rawMappings = [];
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}
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get() {
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if (!this._cachedMap) {
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const map = this._cachedMap = new _sourceMap.SourceMapGenerator({
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sourceRoot: this._opts.sourceRoot
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});
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const code = this._code;
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if (typeof code === "string") {
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map.setSourceContent(this._opts.sourceFileName.replace(/\\/g, "/"), code);
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} else if (typeof code === "object") {
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Object.keys(code).forEach(sourceFileName => {
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map.setSourceContent(sourceFileName.replace(/\\/g, "/"), code[sourceFileName]);
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});
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}
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this._rawMappings.forEach(mapping => map.addMapping(mapping), map);
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}
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return this._cachedMap.toJSON();
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}
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getRawMappings() {
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return this._rawMappings.slice();
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}
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mark(generatedLine, generatedColumn, line, column, identifierName, filename, force) {
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if (this._lastGenLine !== generatedLine && line === null) return;
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if (!force && this._lastGenLine === generatedLine && this._lastSourceLine === line && this._lastSourceColumn === column) {
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return;
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}
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this._cachedMap = null;
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this._lastGenLine = generatedLine;
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this._lastSourceLine = line;
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this._lastSourceColumn = column;
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this._rawMappings.push({
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name: identifierName || undefined,
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generated: {
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line: generatedLine,
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column: generatedColumn
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},
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source: line == null ? undefined : (filename || this._opts.sourceFileName).replace(/\\/g, "/"),
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original: line == null ? undefined : {
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line: line,
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column: column
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}
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});
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}
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}
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exports.default = SourceMap;
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