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phpstan / phpstan-src Public

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Constant-scalar and enum-case union fast path in TypeCombinator::intersect#5935

Merged

ondrejmirtes merged 5 commits into

phpstan:2.2.xphpstan/phpstan-src:2.2.xfrom

SanderMuller:perf-intersect-constant-scalar-unionsSanderMuller/phpstan-src:perf-intersect-constant-scalar-unionsCopy head branch name to clipboard

Jun 25, 2026

Conversation Commits5 (5)Checks Files changed

Merged

Constant-scalar and enum-case union fast path in TypeCombinator::intersect#5935
ondrejmirtes merged 5 commits into
phpstan:2.2.xfrom
SanderMuller:perf-intersect-constant-scalar-unions

Commits

Commits on Jun 25, 2026

Add a constant-scalar-union fast path to TypeCombinator::intersect

SanderMuller
and
claude
committed
Extend the finite-union fast path to enum-case unions

SanderMuller
and
claude
committed
Bail the finite-union fast path on refined enum-case members

SanderMuller
and
claude
committed
Add bench data for the constant-scalar-union intersect fast path

SanderMuller
and
claude
committed
Add enum-case bench data for the finite-union intersect fast path

SanderMuller
and
claude
committed

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