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Resolve SymbolFlags.Type only at first in jsdoc getTypeFromTypeReference - #32947

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Wesley Wigham (weswigham) merged 3 commits into
microsoft:masterfrom
weswigham:fix-webpack-user-suite-js-enum
Aug 19, 2019
Merged

Wesley Wigham (weswigham) merged 3 commits into
microsoft:masterfrom
weswigham:fix-webpack-user-suite-js-enum

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@weswigham

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Before falling back to SymbolFlags.Value.

Previously, by having both simultaneously at first, we'd find the local symbol of a merged const/type alias symbol, which only actually has value meaning applied to it. In normal codepaths, we'd skip over that to the export symbol of the same name, which has the intended type meaning.

This fixes a regression in the webpack user test. (When we started binding @enum tags a typedefs, we started having merged const/type aliases with separate export/local symbols in js (just like in TS), which were previously much harder to make)

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Ryan Cavanaugh (@RyanCavanaugh) seeing as this fixes a regression from 3.5 (though I didn't open an issue for it), would we want to port this to the 3.6 final release?

@sandersn

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note specifically that exported @enum is broken, and (in theory) @typedefs that share a name with an exported value. We've never seen any of the second kind, though.

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Wesley Wigham (weswigham) merged commit d9f0212 into microsoft:master Aug 19, 2019
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Wesley Wigham (weswigham) deleted the fix-webpack-user-suite-js-enum branch August 19, 2019 18:31
@weswigham

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TypeScript Bot (@typescript-bot) cherry-pick this to release-3.6

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Hey Wesley Wigham (@weswigham), I couldn't open a PR with the cherry-pick. (You can check the log here). You may need to squash and pick this PR into release-3.6 manually.

Wesley Wigham (weswigham) added a commit to weswigham/TypeScript that referenced this pull request Aug 19, 2019
Tim Suchanek (timsuchanek) pushed a commit to timsuchanek/TypeScript that referenced this pull request Sep 11, 2019
…nce (microsoft#32947)

* Fix lookup of exported eunm type alias in local scope in JS

* Fix by adjusting type lookup fallback behavior to not include SymbolFlags.Value in its initial lookup instead
Daniel Rosenwasser (DanielRosenwasser) added a commit that referenced this pull request Sep 24, 2019
Port #32947 to `release-3.6`
@microsoft Microsoft (microsoft) locked as resolved and limited conversation to collaborators Oct 21, 2025
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4 participants