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[ty] WIP: Check typevar assignability using constraint sets#20093

Draft

dcreager wants to merge 17 commits intomainastral-sh/ruff:mainfrom

dcreager/real-constraint-setsastral-sh/ruff:dcreager/real-constraint-setsCopy head branch name to clipboard

Conversation Commits17 (17)Checks Files changed

Draft

[ty] WIP: Check typevar assignability using constraint sets#20093
dcreager wants to merge 17 commits intomainfrom
dcreager/real-constraint-sets

Commits

Commits on Nov 24, 2025

limit to valid specs in display
dcreager
committed
_use_ satisfies_all_typevars
dcreager
committed
tautology
dcreager
committed
test fixes from codex
dcreager
committed
huh
dcreager
committed
check lower/upper bounds in satisfied_by_all_typevars
dcreager
committed
existential on inferable typevars
dcreager
committed
only abstract the typevars we actually depend on
dcreager
committed
gah only inferable
dcreager
committed
codex experiments
dcreager
committed
still convincing myself of this
dcreager
committed
algebraic
dcreager
committed
wait does this really work?
dcreager
committed

Commits on Nov 25, 2025

don't create T ≤ T constraints
dcreager
committed
flip the algebra
dcreager
committed
limit to valid specializations when reducing
dcreager
committed
clean up algebra
dcreager
committed

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