Method apply

lib/NormalModuleReplacementPlugin.js:36–74

* Applies the plugin by registering its hooks on the compiler. * @param {Compiler} compiler the compiler instance * @returns {void}

(compiler)

	 * @returns {void}
	 */
	apply(compiler) {
		const resourceRegExp = this.resourceRegExp;
		const newResource = this.newResource;
		compiler.hooks.normalModuleFactory.tap(PLUGIN_NAME, (nmf) => {
			nmf.hooks.beforeResolve.tap(PLUGIN_NAME, (result) => {
				if (resourceRegExp.test(result.request)) {
					if (typeof newResource === "function") {
						newResource(result);
					} else {
						result.request = newResource;
					}
				}
			});
			nmf.hooks.afterResolve.tap(PLUGIN_NAME, (result) => {
				const createData = result.createData;
				if (resourceRegExp.test(/** @type {string} */ (createData.resource))) {
					if (typeof newResource === "function") {
						newResource(result);
					} else {
						const fs =
							/** @type {InputFileSystem} */
							(compiler.inputFileSystem);
						if (
							newResource.startsWith("/") ||
							(newResource.length > 1 && newResource[1] === ":")
						) {
							createData.resource = newResource;
						} else {
							createData.resource = join(
								fs,
								dirname(fs, /** @type {string} */ (createData.resource)),
								newResource
							);
						}
					}
				}
			});
		});
	}
}

module.exports = NormalModuleReplacementPlugin;