aaac7fed
 liuqimichale
add
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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;
class Source {
source() {
throw new Error("Abstract");
}
size() {
return this.source().length;
}
map(options) {
return null;
}
sourceAndMap(options) {
return {
source: this.source(),
map: this.map()
};
}
node() {
throw new Error("Abstract");
}
listNode() {
throw new Error("Abstract");
}
updateHash(hash) {
var source = this.source();
hash.update(source || "");
}
}
module.exports = Source;
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