Deprecate baseUrl #62509
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Deprecate baseUrl #62509
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typescript-bot
added
Author: Team
For Milestone Bug
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Looks like you're introducing a change to the public API surface area. If this includes breaking changes, please document them on our wiki's API Breaking Changes page. Also, please make sure @DanielRosenwasser and @RyanCavanaugh are aware of the changes, just as a heads up. |
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Pull Request Overview
This PR implements deprecation warnings for the baseUrl compiler option as part of the broader effort to deprecate it in TypeScript 7.0. The change adds a new deprecation diagnostic that warns users about the upcoming removal while providing migration guidance.
- Adds deprecation warning for
baseUrlwith error code TS5101 - Updates test baselines to reflect the new diagnostic output
- Provides migration information through a documentation link
sheetalkamat
approved these changes
Sep 29, 2025
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Closes #62207