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Allow ctor calls with a 'var' constraint

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This commit is contained in:
Brian Fiete 2020-12-30 05:35:37 -08:00
parent d31dc16621
commit 9eb3d8c3a5
1 changed files with 11 additions and 4 deletions
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15
IDEHelper/Compiler/BfExprEvaluator.cpp
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@ -13146,13 +13146,20 @@ void BfExprEvaluator::CreateObject(BfObjectCreateExpression* objCreateExpr, BfAs
auto genericParam = mModule->GetGenericParamInstance((BfGenericParamType*)resolvedTypeRef);
if (genericParam->mTypeConstraint == NULL)
{
if ((genericParam->mGenericParamFlags & BfGenericParamFlag_New) == 0)
if ((genericParam->mGenericParamFlags & BfGenericParamFlag_Var) != 0)
{
mModule->Fail(StrFormat("Must add 'where %s : new' constraint to generic parameter to instantiate type", genericParam->GetName().c_str()), objCreateExpr->mTypeRef);
// Allow it
}
if (objCreateExpr->mArguments.size() != 0)
else
{
mModule->Fail(StrFormat("Only default parameterless constructors can be called on generic argument '%s'", genericParam->GetName().c_str()), objCreateExpr->mTypeRef);
if ((genericParam->mGenericParamFlags & BfGenericParamFlag_New) == 0)
{
mModule->Fail(StrFormat("Must add 'where %s : new' constraint to generic parameter to instantiate type", genericParam->GetName().c_str()), objCreateExpr->mTypeRef);
}
if (objCreateExpr->mArguments.size() != 0)
{
mModule->Fail(StrFormat("Only default parameterless constructors can be called on generic argument '%s'", genericParam->GetName().c_str()), objCreateExpr->mTypeRef);
}
}
}