Fix import elision with type-only usage - #2646

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Jake Bailey (jakebailey) with Copilot wants to merge 11 commits into

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copilot/fix-tsgo-require-issue

Commits on Feb 2, 2026

Initial plan
Copilot
committed
a92014d
Add test case for import value only used as type bug

Copilot
and
Jake Bailey (jakebailey)
committed
af21080

Commits on Feb 3, 2026

Add investigation notes for import elision bug
Copilot
committed
d45ec2b
Update investigation with root cause analysis
Copilot
committed
c27b95b
Add minimal reproduction test case for import elision bug
Copilot
committed
2c64cc5
Add investigation summary document
Copilot
committed
d3ac5f3
Add IsTypeOnly check for import specifiers in import elision transformer

Copilot
and
Jake Bailey (jakebailey)
committed
2581d1b
Fix import elision when import clause was modified by previous transformers

Copilot
and
Jake Bailey (jakebailey)
committed
e624128
Remove redundant test case importValueOnlyUsedAsType

Copilot
and
Jake Bailey (jakebailey)
committed
3a0ebb7
Simplify import elision logic by removing redundant isElisionBlocked check

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and
Jake Bailey (jakebailey)
committed
400d9cd
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Jake Bailey (jakebailey)
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