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62 lines
1.6 KiB
62 lines
1.6 KiB
3 years ago
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const ChainedMap = require('./ChainedMap');
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const Plugin = require('./Plugin');
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module.exports = class extends ChainedMap {
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constructor(parent) {
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super(parent);
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this.minimizers = new ChainedMap(this);
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this.extend([
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'concatenateModules',
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'flagIncludedChunks',
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'mergeDuplicateChunks',
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'minimize',
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'namedChunks',
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'namedModules',
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'nodeEnv',
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'noEmitOnErrors',
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'occurrenceOrder',
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'portableRecords',
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'providedExports',
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'removeAvailableModules',
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'removeEmptyChunks',
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'runtimeChunk',
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'sideEffects',
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'splitChunks',
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'usedExports',
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]);
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}
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minimizer(name) {
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if (Array.isArray(name)) {
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throw new Error(
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'optimization.minimizer() no longer supports being passed an array. ' +
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'Either switch to the new syntax (https://github.com/neutrinojs/webpack-chain#config-optimization-minimizers-adding) or downgrade to webpack-chain 4. ' +
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'If using Vue this likely means a Vue plugin has not yet been updated to support Vue CLI 4+.',
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);
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}
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return this.minimizers.getOrCompute(
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name,
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() => new Plugin(this, name, 'optimization.minimizer'),
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);
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}
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toConfig() {
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return this.clean(
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Object.assign(this.entries() || {}, {
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minimizer: this.minimizers.values().map((plugin) => plugin.toConfig()),
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}),
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);
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}
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merge(obj, omit = []) {
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if (!omit.includes('minimizer') && 'minimizer' in obj) {
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Object.keys(obj.minimizer).forEach((name) =>
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this.minimizer(name).merge(obj.minimizer[name]),
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);
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}
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return super.merge(obj, [...omit, 'minimizer']);
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}
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};
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