Method apply

lib/debug/ProfilingPlugin.js:266–395

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

(compiler)

	 * @returns {void}
	 */
	apply(compiler) {
		compiler.hooks.validate.tap(PLUGIN_NAME, () => {
			compiler.validate(
				() => require("../../schemas/plugins/debug/ProfilingPlugin.json"),
				this.options,
				{
					name: "Profiling Plugin",
					baseDataPath: "options"
				},
				(options) =>
					require("../../schemas/plugins/debug/ProfilingPlugin.check")(options)
			);
		});

		const tracer = createTrace(
			/** @type {IntermediateFileSystem} */
			(compiler.intermediateFileSystem),
			this.options.outputPath || "events.json"
		);
		tracer.profiler.startProfiling();

		// Compiler Hooks
		for (const hookName of Object.keys(compiler.hooks)) {
			const hook =
				compiler.hooks[/** @type {keyof Compiler["hooks"]} */ (hookName)];
			if (hook) {
				hook.intercept(makeInterceptorFor("Compiler", tracer)(hookName));
			}
		}

		for (const hookName of Object.keys(compiler.resolverFactory.hooks)) {
			const hook =
				compiler.resolverFactory.hooks[
					/** @type {keyof ResolverFactory["hooks"]} */
					(hookName)
				];
			if (hook) {
				hook.intercept(
					/** @type {EXPECTED_ANY} */
					(makeInterceptorFor("Resolver", tracer)(hookName))
				);
			}
		}

		compiler.hooks.compilation.tap(
			PLUGIN_NAME,
			(compilation, { normalModuleFactory, contextModuleFactory }) => {
				interceptAllHooksFor(compilation, tracer, "Compilation");
				interceptAllHooksFor(
					normalModuleFactory,
					tracer,
					"Normal Module Factory"
				);
				interceptAllHooksFor(
					contextModuleFactory,
					tracer,
					"Context Module Factory"
				);