add tree-shaking to ProvidedDependency #15627
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For maintainers only:
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sokra
requested changes
Apr 7, 2022
Comment on lines
58
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77
| /** | ||
| * @param {ModuleGraph} moduleGraph the module graph | ||
| * @returns {string[]} the imported ids | ||
| */ | ||
| getIds(moduleGraph) { | ||
| const meta = moduleGraph.getMetaIfExisting(this); | ||
| if (meta === undefined) return this.ids; | ||
| const ids = meta[idsSymbol]; | ||
| return ids !== undefined ? ids : this.ids; | ||
| } | ||
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| /** | ||
| * @param {ModuleGraph} moduleGraph the module graph | ||
| * @param {string[]} ids the imported ids | ||
| * @returns {void} | ||
| */ | ||
| setIds(moduleGraph, ids) { | ||
| moduleGraph.getMeta(this)[idsSymbol] = ids; | ||
| } | ||
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There was a problem hiding this comment.
Actually you don't need that for tree shaking.
these [sg]etIds stuff is only used for https://github.com/webpack/webpack/blob/main/lib/optimize/SideEffectsFlagPlugin.js and that checks only for HarmonyExportImportedSpecifierDependency and HarmonyImportSpecifierDependency.
webpack-bot
added
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vankop
commented
Apr 11, 2022
| @@ -53,23 +73,22 @@ class ProvidedDependency extends ModuleDependency { | |||
| */ | |||
| updateHash(hash, context) { | |||
| if (this._hashUpdate === undefined) { | |||
| this._hashUpdate = | |||
| this.identifier + (this.path ? this.path.join(",") : "null"); | |||
| this._hashUpdate = this.identifier + (this.ids ? this.ids.join(",") : ""); | |||
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null property could be in ids
sokra
approved these changes
Jul 25, 2022
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Thanks |
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What kind of change does this PR introduce?
feature
closes #12441
Did you add tests for your changes?
yes
Does this PR introduce a breaking change?
no
What needs to be documented once your changes are merged?
nothing