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Fixed valueless alias, warn on unused attribute

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This commit is contained in:
Brian Fiete 2020-08-16 15:56:09 -07:00
parent 83ed41e81a
commit 5a3701fa90
4 changed files with 17 additions and 13 deletions
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16
IDEHelper/Compiler/BfExprEvaluator.cpp
View file

@ -2582,6 +2582,7 @@ void BfExprEvaluator::Visit(BfTypeReference* typeRef)
void BfExprEvaluator::Visit(BfAttributedExpression* attribExpr)
{
BfAttributeState attributeState;
attributeState.mSrc = attribExpr->mAttributes;
attributeState.mTarget = (BfAttributeTargets)(BfAttributeTargets_Invocation | BfAttributeTargets_MemberAccess);
if (auto block = BfNodeDynCast<BfBlock>(attribExpr->mExpression))
attributeState.mTarget = BfAttributeTargets_Block;
@ -2606,10 +2607,7 @@ void BfExprEvaluator::Visit(BfAttributedExpression* attribExpr)
VisitChild(attribExpr->mExpression);
}
if (!attributeState.mUsed)
{
mModule->Fail("Unused attributes", attribExpr->mAttributes);
}
mModule->FinishAttributeState(&attributeState);
}
void BfExprEvaluator::Visit(BfBlock* blockExpr)
@ -13769,6 +13767,10 @@ void BfExprEvaluator::InjectMixin(BfAstNode* targetSrc, BfTypedValue target, boo
{
//TODO: Implement
}
else if (newLocalVar->mResolvedType->IsValuelessType())
{
// Do nothing
}
else
{
BfIRValue value = newLocalVar->mValue;
@ -14682,10 +14684,8 @@ void BfExprEvaluator::DoInvocation(BfAstNode* target, BfMethodBoundExpression* m
mResult = MatchMethod(methodNodeSrc, methodBoundExpr, thisValue, allowImplicitThis, bypassVirtual, targetFunctionName, argValues, methodGenericArguments, checkedKind);
argValues.HandleFixits(mModule);
if ((mModule->mAttributeState == &attributeState) && (!attributeState.mUsed))
{
mModule->Fail("Unused attributes", attributeState.mSrc);
}
if (mModule->mAttributeState == &attributeState)
mModule->FinishAttributeState(&attributeState);
if (isCascade)
{

6
IDEHelper/Compiler/BfModule.cpp
View file

@ -10544,6 +10544,12 @@ BfCustomAttributes* BfModule::GetCustomAttributes(BfAttributeDirective* attribut
return customAttributes;
}
void BfModule::FinishAttributeState(BfAttributeState* attributeState)
{
if ((!attributeState->mUsed) && (attributeState->mSrc != NULL))
Warn(0, "Unused attributes", attributeState->mSrc);
}
void BfModule::ProcessTypeInstCustomAttributes(bool& isPacked, bool& isUnion, bool& isCRepr, bool& isOrdered)
{
if (mCurTypeInstance->mCustomAttributes != NULL)

1
IDEHelper/Compiler/BfModule.h
View file

@ -1466,6 +1466,7 @@ public:
void ValidateCustomAttributes(BfCustomAttributes* customAttributes, BfAttributeTargets attrTarget);
void GetCustomAttributes(BfCustomAttributes* customAttributes, BfAttributeDirective* attributesDirective, BfAttributeTargets attrType, bool allowNonConstArgs = false, BfCaptureInfo* captureInfo = NULL);
BfCustomAttributes* GetCustomAttributes(BfAttributeDirective* attributesDirective, BfAttributeTargets attrType, bool allowNonConstArgs = false, BfCaptureInfo* captureInfo = NULL);
void FinishAttributeState(BfAttributeState* attributeState);
void ProcessTypeInstCustomAttributes(bool& isPacked, bool& isUnion, bool& isCRepr, bool& isOrdered);
void ProcessCustomAttributeData();
bool TryGetConstString(BfIRConstHolder* constHolder, BfIRValue irValue, StringImpl& str);

7
IDEHelper/Compiler/BfStmtEvaluator.cpp
View file

@ -3760,7 +3760,7 @@ void BfModule::Visit(BfLocalMethodDeclaration* methodDecl)
void BfModule::Visit(BfAttributedStatement* attribStmt)
{
BfAttributeState attributeState;
attributeState.mSrc = attribStmt->mAttributes;
attributeState.mTarget = (BfAttributeTargets)(BfAttributeTargets_Invocation | BfAttributeTargets_MemberAccess);
if (auto block = BfNodeDynCast<BfBlock>(attribStmt->mStatement))
attributeState.mTarget = BfAttributeTargets_Block;
@ -3786,10 +3786,7 @@ void BfModule::Visit(BfAttributedStatement* attribStmt)
VisitChild(attribStmt->mStatement);
}
if (!attributeState.mUsed)
{
Fail("Unused attributes", attribStmt->mAttributes);
}
FinishAttributeState(&attributeState);
}
void BfModule::Visit(BfExpression* expression)