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node_modules/webpack/lib/schemes/DataUriPlugin.js

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+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra
+*/
+
+"use strict";
+
+const NormalModule = require("../NormalModule");
+const { URIRegEx, decodeDataURI } = require("../util/dataURL");
+
+/** @typedef {import("../Compiler")} Compiler */
+
+const PLUGIN_NAME = "DataUriPlugin";
+
+class DataUriPlugin {
+	/**
+	 * Apply the plugin
+	 * @param {Compiler} compiler the compiler instance
+	 * @returns {void}
+	 */
+	apply(compiler) {
+		compiler.hooks.compilation.tap(
+			PLUGIN_NAME,
+			(compilation, { normalModuleFactory }) => {
+				normalModuleFactory.hooks.resolveForScheme
+					.for("data")
+					.tap(PLUGIN_NAME, (resourceData) => {
+						const match = URIRegEx.exec(resourceData.resource);
+						if (match) {
+							resourceData.data.mimetype = match[1] || "";
+							resourceData.data.parameters = match[2] || "";
+							resourceData.data.encoding = /** @type {"base64" | false} */ (
+								match[3] || false
+							);
+							resourceData.data.encodedContent = match[4] || "";
+						}
+					});
+
+				NormalModule.getCompilationHooks(compilation)
+					.readResourceForScheme.for("data")
+					.tap(PLUGIN_NAME, (resource) => decodeDataURI(resource));
+			}
+		);
+	}
+}
+
+module.exports = DataUriPlugin;