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Bailout early from isFunctionObjectType for evolving arrays (#58049)

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Co-authored-by: Jake Bailey <5341706+jakebailey@users.noreply.github.com>
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Mateusz Burzyński
2024-07-26 19:09:02 +02:00
committed by GitHub
parent 74cefa848c
commit 1da9630a34
5 changed files with 150 additions and 0 deletions
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src/compiler/checker.ts
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@@ -27381,6 +27381,9 @@ export function createTypeChecker(host: TypeCheckerHost): TypeChecker {
}
function isFunctionObjectType(type: ObjectType): boolean {
if (getObjectFlags(type) & ObjectFlags.EvolvingArray) {
return false;
}
// We do a quick check for a "bind" property before performing the more expensive subtype
// check. This gives us a quicker out in the common case where an object type is not a function.
const resolved = resolveStructuredTypeMembers(type);