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Fixed extern generic constraint and var constraint issues

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This commit is contained in:
Brian Fiete 2021-10-31 08:21:30 -07:00
parent dfb16336a2
commit 7a8592268c
5 changed files with 59 additions and 28 deletions
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40
IDEHelper/Compiler/BfModuleTypeUtils.cpp
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@ -102,7 +102,7 @@ BfGenericExtensionEntry* BfModule::BuildGenericExtensionInfo(BfTypeInstance* gen
auto rootGenericParamInstance = genericTypeInst->mGenericTypeInfo->mGenericParams[paramIdx];
genericParamInstance->mTypeConstraint = rootGenericParamInstance->mTypeConstraint;
genericParamInstance->mInterfaceConstraints = rootGenericParamInstance->mInterfaceConstraints;
genericParamInstance->mGenericParamFlags |= rootGenericParamInstance->mGenericParamFlags;
genericParamInstance->mGenericParamFlags = (BfGenericParamFlags)(genericParamInstance->mGenericParamFlags | rootGenericParamInstance->mGenericParamFlags);
ResolveGenericParamConstraints(genericParamInstance, genericTypeInst->IsUnspecializedType());
}
@ -390,25 +390,25 @@ bool BfModule::AreConstraintsSubset(BfGenericParamInstance* checkInner, BfGeneri
// If the outer had a type flag and the inner has a specific type constraint, then see if those are compatible
auto outerFlags = checkOuter->mGenericParamFlags;
if ((outerFlags & BfGenericParamFlag_Enum) != 0)
outerFlags |= BfGenericParamFlag_Struct;
outerFlags = (BfGenericParamFlags)(outerFlags | BfGenericParamFlag_Struct);
if (checkOuter->mTypeConstraint != NULL)
{
if (checkOuter->mTypeConstraint->IsStruct())
outerFlags |= BfGenericParamFlag_Struct;
outerFlags = (BfGenericParamFlags)(outerFlags | BfGenericParamFlag_Struct);
else if (checkOuter->mTypeConstraint->IsStructOrStructPtr())
outerFlags |= BfGenericParamFlag_StructPtr;
outerFlags = (BfGenericParamFlags)(outerFlags | BfGenericParamFlag_StructPtr);
else if (checkOuter->mTypeConstraint->IsObject())
outerFlags |= BfGenericParamFlag_Class;
outerFlags = (BfGenericParamFlags)(outerFlags | BfGenericParamFlag_Class);
else if (checkOuter->mTypeConstraint->IsEnum())
outerFlags |= BfGenericParamFlag_Enum | BfGenericParamFlag_Struct;
outerFlags = (BfGenericParamFlags)(outerFlags | BfGenericParamFlag_Enum | BfGenericParamFlag_Struct);
else if (checkOuter->mTypeConstraint->IsInterface())
outerFlags |= BfGenericParamFlag_Interface;
outerFlags = (BfGenericParamFlags)(outerFlags | BfGenericParamFlag_Interface);
}
auto innerFlags = checkInner->mGenericParamFlags;
if ((innerFlags & BfGenericParamFlag_Enum) != 0)
innerFlags |= BfGenericParamFlag_Struct;
innerFlags = (BfGenericParamFlags)(innerFlags | BfGenericParamFlag_Struct);
if (((innerFlags | outerFlags) & ~BfGenericParamFlag_Var) != (outerFlags & ~BfGenericParamFlag_Var))
return false;
@ -8057,6 +8057,30 @@ void BfModule::GetActiveTypeGenericParamInstances(SizedArray<BfGenericParamInsta
genericParamInstances.Add(entry);
}
BfGenericParamInstance* BfModule::GetMergedGenericParamData(BfGenericParamType* type, BfGenericParamFlags& outFlags, BfType*& outTypeConstraint)
{
BfGenericParamInstance* genericParam = GetGenericParamInstance(type);
outFlags = genericParam->mGenericParamFlags;
outTypeConstraint = genericParam->mTypeConstraint;
// Check method generic constraints
if ((mCurMethodInstance != NULL) && (mCurMethodInstance->mIsUnspecialized) && (mCurMethodInstance->mMethodInfoEx != NULL))
{
for (int genericParamIdx = (int)mCurMethodInstance->mMethodInfoEx->mMethodGenericArguments.size();
genericParamIdx < mCurMethodInstance->mMethodInfoEx->mGenericParams.size(); genericParamIdx++)
{
auto genericParam = mCurMethodInstance->mMethodInfoEx->mGenericParams[genericParamIdx];
if (genericParam->mExternType == type)
{
outFlags = (BfGenericParamFlags)(outFlags | genericParam->mGenericParamFlags);
if (genericParam->mTypeConstraint != NULL)
outTypeConstraint = genericParam->mTypeConstraint;
}
}
}
return genericParam;
}
BfGenericParamInstance* BfModule::GetGenericParamInstance(BfGenericParamType* type)
{
if (type->mGenericParamKind == BfGenericParamKind_Method)