Add type checker#237

Draft

jafaircl wants to merge 10 commits intobufbuild:mainfrom

jafaircl:checker

Commits on Nov 25, 2025

initial checker implementation
jafaircl
committed

Commits on Nov 27, 2025

add comprehension handling
jafaircl
committed

Commits on Dec 2, 2025

Merge branch 'bufbuild:main' into checker
jafaircl
authored

Commits on Dec 4, 2025

Commits on Dec 5, 2025

typemap and referenceinfo for checked expressions; fix formatting errors
jafaircl
committed

Commits on Dec 10, 2025

Merge remote-tracking branch 'origin/main' into checker
Dan Hudlow
committed

Commits on Jan 18, 2026

add mergeFuncs
jafaircl
committed