69 lines
1.6 KiB
JavaScript
69 lines
1.6 KiB
JavaScript
/*
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MIT License http://www.opensource.org/licenses/mit-license.php
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Author Tobias Koppers @sokra
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*/
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"use strict";
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const Source = require("./Source");
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const { SourceNode } = require("source-map");
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const { SourceListMap } = require("source-list-map");
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class RawSource extends Source {
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constructor(value, convertToString = false) {
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super();
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const isBuffer = Buffer.isBuffer(value);
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if (!isBuffer && typeof value !== "string") {
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throw new TypeError("argument 'value' must be either string of Buffer");
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}
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this._valueIsBuffer = !convertToString && isBuffer;
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this._value = convertToString && isBuffer ? undefined : value;
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this._valueAsBuffer = isBuffer ? value : undefined;
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}
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isBuffer() {
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return this._valueIsBuffer;
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}
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source() {
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if (this._value === undefined) {
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this._value = this._valueAsBuffer.toString("utf-8");
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}
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return this._value;
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}
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buffer() {
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if (this._valueAsBuffer === undefined) {
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this._valueAsBuffer = Buffer.from(this._value, "utf-8");
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}
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return this._valueAsBuffer;
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}
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map(options) {
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return null;
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}
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node(options) {
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if (this._value === undefined) {
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this._value = this._valueAsBuffer.toString("utf-8");
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}
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return new SourceNode(null, null, null, this._value);
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}
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listMap(options) {
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if (this._value === undefined) {
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this._value = this._valueAsBuffer.toString("utf-8");
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}
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return new SourceListMap(this._value);
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}
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updateHash(hash) {
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if (this._valueAsBuffer === undefined) {
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this._valueAsBuffer = Buffer.from(this._value, "utf-8");
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}
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hash.update("RawSource");
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hash.update(this._valueAsBuffer);
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}
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}
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module.exports = RawSource;
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