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ConstraintSystem: Move key path type utilities to AST.

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This commit is contained in:
Allan Shortlidge
2025-09-24 17:27:37 -07:00
parent 8f7af45115
commit 2467b931a7
10 changed files with 28 additions and 22 deletions
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6
lib/Sema/CSDiagnostics.cpp
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@@ -2262,7 +2262,7 @@ bool AssignmentFailure::diagnoseAsError() {
auto type = getType(immutableExpr);
if (isKnownKeyPathType(type))
if (type->isKnownKeyPathType())
message += " is read-only";
else if (VD->isCaptureList())
message += " is an immutable capture";
@@ -7487,7 +7487,7 @@ bool ArgumentMismatchFailure::diagnoseAsError() {
// Unresolved key path argument requires a tailored diagnostic
// that doesn't mention a fallback type - `KeyPath<_, _>`.
if (argType->isKeyPath() && !isKnownKeyPathType(paramType)) {
if (argType->isKeyPath() && !paramType->isKnownKeyPathType()) {
auto keyPathTy = argType->castTo<BoundGenericType>();
auto rootTy = keyPathTy->getGenericArgs()[0];
if (rootTy->is<UnresolvedType>()) {
@@ -7852,7 +7852,7 @@ bool ArgumentMismatchFailure::diagnoseKeyPathAsFunctionResultMismatch() const {
auto argType = getFromType();
auto paramType = getToType();
if (!isKnownKeyPathType(argType))
if (!argType->isKnownKeyPathType())
return false;
auto kpType = argType->castTo<BoundGenericType>();