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Fixes to new conversion overload invoker

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This commit is contained in:
Brian Fiete 2022-01-18 10:34:33 -05:00
parent 4fd0623451
commit 95a27d5e93
3 changed files with 50 additions and 6 deletions
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9
BeefLibs/corlib/src/Nullable.bf
View file

@ -84,6 +84,15 @@ namespace System
return result;
}
[Inline]
public static Nullable<T> operator implicit <TOther>(TOther value) where T : operator implicit TOther
{
Nullable<T> result;
result.mHasValue = true;
result.mValue = value;
return result;
}
[Inline]
public static explicit operator T(Nullable<T> value)
{

7
IDEHelper/Compiler/BfExprEvaluator.cpp
View file

@ -2076,7 +2076,11 @@ bool BfMethodMatcher::CheckMethod(BfTypeInstance* targetTypeInstance, BfTypeInst
if ((wantType->IsRef()) && (!argTypedValue.mType->IsRef()) &&
((mAllowImplicitRef) || (wantType->IsIn())))
wantType = wantType->GetUnderlyingType();
if (!mModule->CanCast(argTypedValue, wantType, ((mBfEvalExprFlags & BfEvalExprFlags_FromConversionOp) != 0) ? BfCastFlags_NoConversionOperator : BfCastFlags_None))
BfCastFlags castFlags = ((mBfEvalExprFlags & BfEvalExprFlags_FromConversionOp) != 0) ? BfCastFlags_NoConversionOperator : BfCastFlags_None;
if ((mBfEvalExprFlags & BfEvalExprFlags_FromConversionOp_Explicit) != 0)
castFlags = (BfCastFlags)(castFlags | BfCastFlags_Explicit);
if (!mModule->CanCast(argTypedValue, wantType, castFlags))
{
if ((mAllowImplicitWrap) && (argTypedValue.mType->IsWrappableType()) && (mModule->GetWrappedStructType(argTypedValue.mType) == wantType))
{
@ -2129,7 +2133,6 @@ bool BfMethodMatcher::CheckMethod(BfTypeInstance* targetTypeInstance, BfTypeInst
auto wantType = mCheckReturnType;
if ((genericArgumentsSubstitute != NULL) && (wantType->IsUnspecializedType()))
{
wantType = typeUnspecMethodInstance->GetParamType(paramIdx);
auto resolvedType = mModule->ResolveGenericType(wantType, typeGenericArguments, genericArgumentsSubstitute, false);
if (resolvedType == NULL)
goto NoMatch;

36
IDEHelper/Compiler/BfModuleTypeUtils.cpp
View file

@ -12644,6 +12644,20 @@ BfIRValue BfModule::CastToValue(BfAstNode* srcNode, BfTypedValue typedVal, BfTyp
methodMatcher.FlushAmbiguityError();
if (methodMatcher.mBestMethodDef != NULL)
{
if (mayBeBox)
{
if (!ignoreErrors)
{
if (Fail("Ambiguous cast, may be conversion operator or may be boxing request", srcNode) != NULL)
mCompiler->mPassInstance->MoreInfo("See conversion operator", methodMatcher.mBestMethodDef->GetRefNode());
}
else if (!silentFail)
SetFail();
}
}
if (methodMatcher.mBestMethodDef == NULL)
{
// Check method generic constraints
@ -12709,6 +12723,24 @@ BfIRValue BfModule::CastToValue(BfAstNode* srcNode, BfTypedValue typedVal, BfTyp
BfExprEvaluator exprEvaluator(this);
exprEvaluator.mBfEvalExprFlags = BfEvalExprFlags_FromConversionOp;
auto methodDeclaration = BfNodeDynCast<BfMethodDeclaration>(methodMatcher.mBestMethodDef->mMethodDeclaration);
if ((methodDeclaration != NULL) && (methodDeclaration->mBody == NULL))
{
auto fromType = typedVal.mType;
// Handle the typedPrim<->underlying part implicitly
if (fromType->IsTypedPrimitive())
{
auto convTypedValue = BfTypedValue(typedVal.mValue, fromType->GetUnderlyingType());
return CastToValue(srcNode, convTypedValue, toType, (BfCastFlags)(castFlags & ~BfCastFlags_Explicit), NULL);
}
else if (toType->IsTypedPrimitive())
{
auto castedVal = CastToValue(srcNode, typedVal, toType->GetUnderlyingType(), (BfCastFlags)(castFlags & ~BfCastFlags_Explicit), NULL);
return castedVal;
}
}
auto moduleMethodInstance = exprEvaluator.GetSelectedMethod(methodMatcher);
if (moduleMethodInstance.mMethodInstance != NULL)
{
@ -12727,7 +12759,7 @@ BfIRValue BfModule::CastToValue(BfAstNode* srcNode, BfTypedValue typedVal, BfTyp
}
else
{
methodMatcher.mArguments[0].mTypedValue = Cast(srcNode, typedVal, wantType, BfCastFlags_Explicit);
methodMatcher.mArguments[0].mTypedValue = Cast(srcNode, typedVal, wantType, (BfCastFlags)(castFlags | BfCastFlags_Explicit));
if (paramType->IsRef())
{
typedVal = MakeAddressable(typedVal);
@ -12749,7 +12781,7 @@ BfIRValue BfModule::CastToValue(BfAstNode* srcNode, BfTypedValue typedVal, BfTyp
result = LoadValue(result);
if (result.mType != toType)
return CastToValue(srcNode, result, toType, BfCastFlags_Explicit, resultFlags);
return CastToValue(srcNode, result, toType, (BfCastFlags)(castFlags | BfCastFlags_Explicit), resultFlags);
if (result)
return result.mValue;