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🤖 Pick PR #57746 (Revert "Defer processing of nested ...) into release-5.4 (#57752)

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Co-authored-by: Nathan Shively-Sanders <293473+sandersn@users.noreply.github.com>
This commit is contained in:
TypeScript Bot
2024-03-15 12:28:48 -07:00
committed by GitHub
parent 485c7c5d08
commit f42605fcef
4 changed files with 3 additions and 170 deletions
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10
src/compiler/checker.ts
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@@ -35136,7 +35136,7 @@ export function createTypeChecker(host: TypeCheckerHost): TypeChecker {
// use the resolvingSignature singleton to indicate that we deferred processing. This result will be
// propagated out and eventually turned into silentNeverType (a type that is assignable to anything and
// from which we never make inferences).
if (checkMode & CheckMode.SkipGenericFunctions && !node.typeArguments && callSignatures.some(isGenericFunctionReturningFunctionOrConstructor)) {
if (checkMode & CheckMode.SkipGenericFunctions && !node.typeArguments && callSignatures.some(isGenericFunctionReturningFunction)) {
skippedGenericFunction(node, checkMode);
return resolvingSignature;
}
@@ -35149,12 +35149,8 @@ export function createTypeChecker(host: TypeCheckerHost): TypeChecker {
return resolveCall(node, callSignatures, candidatesOutArray, checkMode, callChainFlags);
}
function isGenericFunctionReturningFunctionOrConstructor(signature: Signature) {
if (!signature.typeParameters) {
return false;
}
const returnType = getReturnTypeOfSignature(signature);
return isFunctionType(returnType) || isConstructorType(returnType);
function isGenericFunctionReturningFunction(signature: Signature) {
return !!(signature.typeParameters && isFunctionType(getReturnTypeOfSignature(signature)));
}
/**