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app_vue/node_modules/webpack-sources/lib/RawSource.js

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+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra
+*/
+
+"use strict";
+
+const Source = require("./Source");
+const streamChunksOfRawSource = require("./helpers/streamChunksOfRawSource");
+const {
+	internString,
+	isDualStringBufferCachingEnabled
+} = require("./helpers/stringBufferUtils");
+
+/** @typedef {import("./Source").HashLike} HashLike */
+/** @typedef {import("./Source").MapOptions} MapOptions */
+/** @typedef {import("./Source").RawSourceMap} RawSourceMap */
+/** @typedef {import("./Source").SourceValue} SourceValue */
+/** @typedef {import("./helpers/getGeneratedSourceInfo").GeneratedSourceInfo} GeneratedSourceInfo */
+/** @typedef {import("./helpers/streamChunks").OnChunk} OnChunk */
+/** @typedef {import("./helpers/streamChunks").OnName} OnName */
+/** @typedef {import("./helpers/streamChunks").OnSource} OnSource */
+/** @typedef {import("./helpers/streamChunks").Options} Options */
+
+class RawSource extends Source {
+	/**
+	 * @param {string | Buffer} value value
+	 * @param {boolean=} convertToString convert to string
+	 */
+	constructor(value, convertToString = false) {
+		super();
+		const isBuffer = Buffer.isBuffer(value);
+		if (!isBuffer && typeof value !== "string") {
+			throw new TypeError("argument 'value' must be either string or Buffer");
+		}
+		this._valueIsBuffer = !convertToString && isBuffer;
+		const internedString =
+			typeof value === "string" ? internString(value) : undefined;
+		/**
+		 * @private
+		 * @type {undefined | string | Buffer}
+		 */
+		this._value =
+			convertToString && isBuffer
+				? undefined
+				: typeof value === "string"
+				? internedString
+				: value;
+		/**
+		 * @private
+		 * @type {undefined | Buffer}
+		 */
+		this._valueAsBuffer = isBuffer ? value : undefined;
+		/**
+		 * @private
+		 * @type {undefined | string}
+		 */
+		this._valueAsString = isBuffer ? undefined : internedString;
+	}
+
+	isBuffer() {
+		return this._valueIsBuffer;
+	}
+
+	/**
+	 * @returns {SourceValue} source
+	 */
+	source() {
+		if (this._value === undefined) {
+			const value =
+				/** @type {Buffer} */
+				(this._valueAsBuffer).toString("utf-8");
+			if (isDualStringBufferCachingEnabled()) {
+				this._value = internString(value);
+			}
+			return value;
+		}
+		return this._value;
+	}
+
+	buffer() {
+		if (this._valueAsBuffer === undefined) {
+			const value = Buffer.from(/** @type {string} */ (this._value), "utf-8");
+			if (isDualStringBufferCachingEnabled()) {
+				this._valueAsBuffer = value;
+			}
+			return value;
+		}
+		return this._valueAsBuffer;
+	}
+
+	/**
+	 * @param {MapOptions=} options map options
+	 * @returns {RawSourceMap | null} map
+	 */
+	map(options) {
+		return null;
+	}
+
+	/**
+	 * @param {Options} options options
+	 * @param {OnChunk} onChunk called for each chunk of code
+	 * @param {OnSource} onSource called for each source
+	 * @param {OnName} onName called for each name
+	 * @returns {GeneratedSourceInfo} generated source info
+	 */
+	streamChunks(options, onChunk, onSource, onName) {
+		let strValue = this._valueAsString;
+		if (strValue === undefined) {
+			const value = this.source();
+			strValue = typeof value === "string" ? value : value.toString("utf-8");
+			if (isDualStringBufferCachingEnabled()) {
+				this._valueAsString = internString(strValue);
+			}
+		}
+		return streamChunksOfRawSource(
+			strValue,
+			onChunk,
+			onSource,
+			onName,
+			!!(options && options.finalSource)
+		);
+	}
+
+	/**
+	 * @param {HashLike} hash hash
+	 * @returns {void}
+	 */
+	updateHash(hash) {
+		hash.update("RawSource");
+		hash.update(this.buffer());
+	}
+}
+
+module.exports = RawSource;