增加井号重复判断

‘liusuyi’

2023-07-03 29d8ea701df5bba27bda837a550853b299207040

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/*
    MIT License http://www.opensource.org/licenses/mit-license.php
    Author Tobias Koppers @sokra
*/
"use strict";
 
var SourceNode = require("source-map").SourceNode;
var SourceMapConsumer = require("source-map").SourceMapConsumer;
var SourceMapGenerator = require("source-map").SourceMapGenerator;
var SourceListMap = require("source-list-map").SourceListMap;
var fromStringWithSourceMap = require("source-list-map").fromStringWithSourceMap;
var Source = require("./Source");
var applySourceMap = require("./applySourceMap");
 
class SourceMapSource extends Source {
    constructor(value, name, sourceMap, originalSource, innerSourceMap, removeOriginalSource) {
        super();
        this._value = value;
        this._name = name;
        this._sourceMap = sourceMap;
        this._originalSource = originalSource;
        this._innerSourceMap = innerSourceMap;
        this._removeOriginalSource = removeOriginalSource;
    }
 
    source() {
        return this._value;
    }
 
    node(options) {
        var sourceMap = this._sourceMap;
        var node = SourceNode.fromStringWithSourceMap(this._value, new SourceMapConsumer(sourceMap));
        node.setSourceContent(this._name, this._originalSource);
        var innerSourceMap = this._innerSourceMap;
        if(innerSourceMap) {
            node = applySourceMap(node, new SourceMapConsumer(innerSourceMap), this._name, this._removeOriginalSource);
        }
        return node;
    }
 
    listMap(options) {
        options = options || {};
        if(options.module === false)
            return new SourceListMap(this._value, this._name, this._value);
        return fromStringWithSourceMap(this._value, typeof this._sourceMap === "string" ? JSON.parse(this._sourceMap) : this._sourceMap);
    }
 
    updateHash(hash) {
        hash.update(this._value);
        if(this._originalSource)
            hash.update(this._originalSource);
    }
}
 
require("./SourceAndMapMixin")(SourceMapSource.prototype);
 
module.exports = SourceMapSource;