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node_modules/webpack-sources/lib/Source.js

@@ -0,0 +1,89 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra
+*/
+
+"use strict";
+
+/**
+ * @typedef {object} MapOptions
+ * @property {boolean=} columns need columns?
+ * @property {boolean=} module is module
+ */
+
+/**
+ * @typedef {object} RawSourceMap
+ * @property {number} version version
+ * @property {string[]} sources sources
+ * @property {string[]} names names
+ * @property {string=} sourceRoot source root
+ * @property {string[]=} sourcesContent sources content
+ * @property {string} mappings mappings
+ * @property {string} file file
+ * @property {string=} debugId debug id
+ * @property {number[]=} ignoreList ignore list
+ */
+
+/** @typedef {string | Buffer} SourceValue */
+
+/**
+ * @typedef {object} SourceAndMap
+ * @property {SourceValue} source source
+ * @property {RawSourceMap | null} map map
+ */
+
+/**
+ * @typedef {object} HashLike
+ * @property {(data: string | Buffer, inputEncoding?: string) => HashLike} update make hash update
+ * @property {(encoding?: string) => string | Buffer} digest get hash digest
+ */
+
+class Source {
+	/**
+	 * @returns {SourceValue} source
+	 */
+	source() {
+		throw new Error("Abstract");
+	}
+
+	buffer() {
+		const source = this.source();
+		if (Buffer.isBuffer(source)) return source;
+		return Buffer.from(source, "utf8");
+	}
+
+	size() {
+		return this.buffer().length;
+	}
+
+	/**
+	 * @param {MapOptions=} options map options
+	 * @returns {RawSourceMap | null} map
+	 */
+	// eslint-disable-next-line no-unused-vars
+	map(options) {
+		return null;
+	}
+
+	/**
+	 * @param {MapOptions=} options map options
+	 * @returns {SourceAndMap} source and map
+	 */
+	sourceAndMap(options) {
+		return {
+			source: this.source(),
+			map: this.map(options),
+		};
+	}
+
+	/**
+	 * @param {HashLike} hash hash
+	 * @returns {void}
+	 */
+	// eslint-disable-next-line no-unused-vars
+	updateHash(hash) {
+		throw new Error("Abstract");
+	}
+}
+
+module.exports = Source;