Method apply

lib/ids/DeterministicChunkIdsPlugin.js:41–72

* 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.compilation.tap(PLUGIN_NAME, (compilation) => {
			compilation.hooks.chunkIds.tap(PLUGIN_NAME, (chunks) => {
				const chunkGraph = compilation.chunkGraph;
				const context = this.options.context
					? this.options.context
					: compiler.context;
				const maxLength = this.options.maxLength || 3;

				const compareNatural = compareChunksNatural(chunkGraph);

				const usedIds = getUsedChunkIds(compilation);
				assignDeterministicIds(
					[...chunks].filter((chunk) => chunk.id === null),
					(chunk) =>
						getFullChunkName(chunk, chunkGraph, context, compiler.root),
					compareNatural,
					(chunk, id) => {
						const size = usedIds.size;
						usedIds.add(`${id}`);
						if (size === usedIds.size) return false;
						chunk.id = id;
						chunk.ids = [id];
						return true;
					},
					[10 ** maxLength],
					10,
					usedIds.size
				);
			});
		});
	}
}

module.exports = DeterministicChunkIdsPlugin;