[api] Add .isReadonlySymbol() method - #63943
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Signed-off-by: mrazauskas <tom@mrazauskas.de>
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The TypeScript team hasn't accepted the linked issue #63828. If you can get it accepted, this PR will have a better chance of being reviewed. |
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Tom Mrazauskas (mrazauskas)
August 21, 2026 06:07
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Pull request overview
Adds Checker.isReadonlySymbol() to expose compiler readonly-symbol detection through the TypeScript API.
Changes:
- Adds the checker and protocol endpoint.
- Implements synchronous and asynchronous client methods.
- Adds API tests for
constandletsymbols.
Reviewed changes
Copilot reviewed 8 out of 8 changed files in this pull request and generated 2 comments.
Show a summary per file
| File | Description |
|---|---|
tsc/internal/checker/exports.go |
Exposes readonly-symbol detection. |
tsc/internal/api/session.go |
Handles the new API request. |
tsc/internal/api/proto.go |
Registers the protocol method. |
packages/typescript/src/api/proto.generated.ts |
Adds protocol typing. |
packages/typescript/src/api/sync/api.ts |
Adds the synchronous API. |
packages/typescript/src/api/async/api.ts |
Adds the asynchronous API. |
packages/typescript/test/sync/api.test.ts |
Tests the synchronous API. |
packages/typescript/test/async/api.test.ts |
Tests the asynchronous API. |
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Signed-off-by: mrazauskas <tom@mrazauskas.de>
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This PR adds the
.isReadonlySymbol()method to the checker instance.Fixes #63828
Fixes #31296