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Fix incorrect parser diagnostic message for duplicate export modifier

#15879
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copilot/fix-duplicate-export-modifier
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bfe7c73
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Commits

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Base
main
a21f9e4
+0.01%
Add test cases for declare-before-export and duplicate-declare modifiers - declare-before-export-modifier.ts: Tests `declare export function foo() {}` - duplicate-declare-modifier.ts: Tests `declare declare function foo() {}` Both produce correct TS(1030) diagnostics for duplicate modifiers. Co-authored-by: camc314 <18101008+camc314@users.noreply.github.com>
bfe7c73
8 hours ago
by Copilot
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