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- /*
- MIT License http://www.opensource.org/licenses/mit-license.php
- Author Tobias Koppers @sokra
- */
- "use strict";
-
- module.exports = class RuntimeChunkPlugin {
- constructor(options) {
- this.options = Object.assign(
- {
- name: entrypoint => `runtime~${entrypoint.name}`
- },
- options
- );
- }
-
- apply(compiler) {
- compiler.hooks.thisCompilation.tap("RuntimeChunkPlugin", compilation => {
- compilation.hooks.optimizeChunksAdvanced.tap("RuntimeChunkPlugin", () => {
- for (const entrypoint of compilation.entrypoints.values()) {
- const chunk = entrypoint.getRuntimeChunk();
- let name = this.options.name;
- if (typeof name === "function") {
- name = name(entrypoint);
- }
- if (
- chunk.getNumberOfModules() > 0 ||
- !chunk.preventIntegration ||
- chunk.name !== name
- ) {
- const newChunk = compilation.addChunk(name);
- newChunk.preventIntegration = true;
- entrypoint.unshiftChunk(newChunk);
- newChunk.addGroup(entrypoint);
- entrypoint.setRuntimeChunk(newChunk);
- }
- }
- });
- });
- }
- };
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