Flight Log / microsoft/TypeScript #61934

Fix using transform variable shadowing in for-of loops — a GitHub Copilot (GitHub) bot flight

The GitHub Copilot bot (GitHub) opened this pull request in microsoft/TypeScript on Jun 24, 2025; open and stale: +27,245 −6,513, 321 files, 10 reviews.

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Lines: +27,245 −6,513
Files: 321
Commits: 11
Reviews: 10 (5 ✕)
To merge: —
Task: fix

Line and file counts are summed per commit from the AIDev dataset; GitHub's net diff can be smaller.

From the pull request description

The `using` declaration transform was throwing "redeclaration of const" errors when the for-of loop body contained variables that shadowed the `using` variable name. **Problem:** ```ts class Foo {} for (using foo of []) { const foo = new Foo(); // Error: redeclaration of const foo } ``` The tran…

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Jun 24, 2025labeledtypescript-bot
Jun 24, 2025changes requestedRyanCavanaugh↗
Jun 25, 2025changes requestedweswigham↗
Jun 25, 2025changes requestedweswigham↗
Jul 1, 2025changes requestedweswigham↗
Jul 1, 2025changes requestedweswigham↗

Fix using transform variable shadowing in for-of loops — a GitHub Copilot (GitHub) bot flight

From the pull request description

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