Fix: Consult referenced project options for synthetic default export eligibility#63038

Open

Copilot wants to merge 10 commits intomainfrom

copilot/fix-default-import-diagnostics

Commits on Jan 22, 2026

Initial plan
Copilot
committed
Implement fix for synthetic default exports with project references

Copilot
and
andrewbranch
committed
Remove redundant condition check in canHaveSyntheticDefault

Copilot
and
andrewbranch
committed
Run formatter to fix trailing whitespace

Copilot
and
andrewbranch
committed
Accept new baseline for default-import-interop test

Copilot
and
andrewbranch
committed
Replace fourslash test with proper tsc test that reproduces the bug

Copilot
and
andrewbranch
committed
Use getEmitModuleKind for referenced project options

Copilot
and
andrewbranch
committed
Use getEmitModuleFormatOfFile for project reference declaration files

Copilot
and
andrewbranch
committed
Apply getEmitModuleFormatOfFile only for project reference declaration files

Copilot
and
andrewbranch
committed
Use ES module range check and try both redirect mappings

Copilot
and
andrewbranch
committed