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Pull requests list

feat: add typeclass instances for common types toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#11924 opened Jan 7, 2026 by alok • Draft
2 tasks done
2
feat: add lake shake command changelog-lake Lake toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#11921 opened Jan 7, 2026 by kim-em Loading…
2
fix: improve error message for initialize with missing Nonempty instance changelog-language Language features and metaprograms toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#11919 opened Jan 6, 2026 by kim-em Loading…
2
feat: filter out deprecated lemmas from suggestions in exact?/rw? changelog-tactics User facing tactics toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#11918 opened Jan 6, 2026 by kim-em Loading…
2
feat: add a symbol gadget for non linear Array copies changelog-compiler Compiler, runtime, and FFI toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#11916 opened Jan 6, 2026 by hargoniX Loading…
2
perf: fix two non linearities in the language server toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#11915 opened Jan 6, 2026 by hargoniX Loading…
4
feat: grind annotations for Init.Data.Nat.Div.Basic
#11913 opened Jan 6, 2026 by pirapira • Draft
doc: add missing docstrings to iterator library builds-manual CI has verified that the Lean Language Reference builds against this PR builds-mathlib CI has verified that Mathlib builds against this PR changelog-doc Documentation mathlib4-nightly-available A branch for this PR exists at leanprover-community/mathlib4-nightly-testing:lean-pr-testing-NNNN toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#11912 opened Jan 6, 2026 by david-christiansen Loading…
6
feat: Decidable instance for Nat.isPowerOfTwo changelog-library Library toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#11905 opened Jan 5, 2026 by georgerennie Loading…
3
fix: warn when Where is used instead of where in declarations changelog-language Language features and metaprograms toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#11904 opened Jan 5, 2026 by kim-em Loading…
1
5
fix: avoid panic in async elaboration for theorems with docstrings in where changelog-language Language features and metaprograms toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#11896 opened Jan 4, 2026 by kim-em Loading…
1
3
refactor: change definition of closed terms
#11891 opened Jan 4, 2026 by hargoniX • Draft
12
feat: re-integrate lean4checker as leanchecker breaks-mathlib This is not necessarily a blocker for merging: but there needs to be a plan builds-manual CI has verified that the Lean Language Reference builds against this PR changelog-other mathlib4-nightly-available A branch for this PR exists at leanprover-community/mathlib4-nightly-testing:lean-pr-testing-NNNN toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#11887 opened Jan 3, 2026 by Kha • Draft
2 tasks done
2
fix: show builtin syntax kind docs for antiquotation kinds
#11876 opened Jan 2, 2026 by alok • Draft
feat: unbox inductives in the compiler breaks-manual This is not necessarily a blocker for merging, but there needs to be a plan. builds-mathlib CI has verified that Mathlib builds against this PR changelog-compiler Compiler, runtime, and FFI mathlib4-nightly-available A branch for this PR exists at leanprover-community/mathlib4-nightly-testing:lean-pr-testing-NNNN release-ci Enable all CI checks for a PR, like is done for releases toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#11873 opened Jan 2, 2026 by Rob23oba Loading…
26
style: fix doubled word in Lake docstring toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#11867 opened Jan 1, 2026 by alok Loading…
3
style: fix spelling errors in Lean/ docstrings toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#11865 opened Jan 1, 2026 by alok Loading…
2
style: fix doubled words in Init/ and Std/ docstrings toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#11864 opened Jan 1, 2026 by alok Loading…
2
chore: CI: bump actions/download-artifact from 6 to 7 dependencies Pull requests that update a dependency file github_actions Pull requests that update GitHub Actions code toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#11863 opened Jan 1, 2026 by dependabot bot Loading…
2
chore: CI: bump actions/cache from 4 to 5 dependencies Pull requests that update a dependency file github_actions Pull requests that update GitHub Actions code toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#11862 opened Jan 1, 2026 by dependabot bot Loading…
2
fix: add OfNat instance for LeanOptionValue changelog-lake Lake toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#11859 opened Jan 1, 2026 by eric-wieser Loading…
4
chore: backtick identifiers in core messages and tests
#11846 opened Dec 30, 2025 by alok Loading…
chore: backtick identifiers in Lake eval messages toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#11845 opened Dec 30, 2025 by alok Loading…
3
chore: backtick identifiers in do-tactic attribute messages toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#11844 opened Dec 30, 2025 by alok Loading…
2
chore: backtick identifiers in delaborator messages toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN
#11843 opened Dec 30, 2025 by alok Loading…
2
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