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Improved handling of multiply-nested generic aliases

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This commit is contained in:
Brian Fiete 2025-05-17 09:14:22 +02:00
parent 42883d1a95
commit 3c276968b3
2 changed files with 21 additions and 2 deletions
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9
IDEHelper/Compiler/BfResolvedTypeUtils.cpp
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@ -3916,9 +3916,14 @@ int BfResolvedTypeSet::DoHash(BfTypeReference* typeRef, LookupContext* ctx, BfHa
if (!ctx->mFailed) if (!ctx->mFailed)
{ {
auto resolvedType = ctx->mModule->ResolveTypeDef(elementTypeDef, typeAliasGenericArgs); auto resolvedType = ctx->mModule->ResolveTypeDef(elementTypeDef, typeAliasGenericArgs);
if ((resolvedType != NULL) && (resolvedType->IsTypeAlias())) if (resolvedType != NULL)
{ {
auto underlyingType = resolvedType->GetUnderlyingType(); auto underlyingType = resolvedType;
while ((underlyingType != NULL) && (underlyingType->IsTypeAlias()))
{
ctx->mModule->PopulateType(underlyingType);
underlyingType = underlyingType->GetUnderlyingType();
}
if (underlyingType == NULL) if (underlyingType == NULL)
{ {
ctx->mFailed = true; ctx->mFailed = true;

14
IDEHelper/Tests/src/Aliases.bf
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@ -7,6 +7,9 @@ namespace Tests
{ {
class Aliases class Aliases
{ {
typealias IntrusivePtr<T> = T;
typealias ConstPtr<T> = IntrusivePtr<T>;
class ClassA<T> class ClassA<T>
{ {
public typealias AliasA0 = int32; public typealias AliasA0 = int32;
@ -49,6 +52,11 @@ namespace Tests
ClassA<T>.AliasA8 arr2 = arr1; ClassA<T>.AliasA8 arr2 = arr1;
} }
class MyClass
{
public int Member;
}
[Test] [Test]
public static void TestBasics() public static void TestBasics()
{ {
@ -71,6 +79,12 @@ namespace Tests
ClassA<float>.AliasA6<double> v3 = t2; ClassA<float>.AliasA6<double> v3 = t2;
ClassB<double>.MethodB0(scope List<(double a, float b, int c)>()); ClassB<double>.MethodB0(scope List<(double a, float b, int c)>());
List<ConstPtr<MyClass>> myClasses = scope .();
for(var item in myClasses)
{
item.Member = 1;
}
} }
} }
} }