Method processRuntimeRequirements

lib/Compilation.js:4181–4312

* Process runtime requirements. * @param {object} options options * @param {ChunkGraph=} options.chunkGraph the chunk graph * @param {Iterable<Module>=} options.modules modules * @param {Iterable<Chunk>=} options.chunks chunks * @param {CodeGenerationResults=} options.codeGenerationResults

({
		chunkGraph = this.chunkGraph,
		modules = this.modules,
		chunks = this.chunks,
		codeGenerationResults = /** @type {CodeGenerationResults} */ (
			this.codeGenerationResults
		),
		chunkGraphEntries = this._getChunkGraphEntries()
	} = {})

	 * @returns {void}
	 */
	processRuntimeRequirements({
		chunkGraph = this.chunkGraph,
		modules = this.modules,
		chunks = this.chunks,
		codeGenerationResults = /** @type {CodeGenerationResults} */ (
			this.codeGenerationResults
		),
		chunkGraphEntries = this._getChunkGraphEntries()
	} = {}) {
		const context = { chunkGraph, codeGenerationResults };
		const { moduleMemCaches2 } = this;
		this.logger.time("runtime requirements.modules");
		const additionalModuleRuntimeRequirements =
			this.hooks.additionalModuleRuntimeRequirements;
		const runtimeRequirementInModule = this.hooks.runtimeRequirementInModule;
		for (const module of modules) {
			if (chunkGraph.getNumberOfModuleChunks(module) > 0) {
				const memCache = moduleMemCaches2 && moduleMemCaches2.get(module);
				for (const runtime of chunkGraph.getModuleRuntimes(module)) {
					if (memCache) {
						const cached = memCache.get(
							`moduleRuntimeRequirements-${getRuntimeKey(runtime)}`
						);
						if (cached !== undefined) {
							if (cached !== null) {
								chunkGraph.addModuleRuntimeRequirements(
									module,
									runtime,
									/** @type {RuntimeRequirements} */
									(cached),
									false
								);
							}
							continue;
						}
					}
					/** @type {RuntimeRequirements} */
					let set;
					const runtimeRequirements =
						codeGenerationResults.getRuntimeRequirements(module, runtime);
					if (runtimeRequirements && runtimeRequirements.size > 0) {
						set = new Set(runtimeRequirements);
					} else if (additionalModuleRuntimeRequirements.isUsed()) {
						set = new Set();
					} else {
						if (memCache) {
							memCache.set(
								`moduleRuntimeRequirements-${getRuntimeKey(runtime)}`,
								null
							);
						}
						continue;
					}
					additionalModuleRuntimeRequirements.call(module, set, context);

					for (const r of set) {
						const hook = runtimeRequirementInModule.get(r);
						if (hook !== undefined) hook.call(module, set, context);