Extern/Beef
1
0
Fork 0
mirror of https://github.com/beefytech/Beef.git synced 2025-06-10 20:42:21 +02:00
Code Activity

Fixed method selection by extern constraint specificity

Browse source
This commit is contained in:
Brian Fiete 2021-01-05 13:51:31 -08:00
parent d0d89a552e
commit 56bcb6ecd1
2 changed files with 93 additions and 3 deletions
Download patch file Download diff file Expand all files Collapse all files

46
IDEHelper/Compiler/BfExprEvaluator.cpp
View file

@ -993,13 +993,53 @@ void BfMethodMatcher::CompareMethods(BfMethodInstance* prevMethodInstance, BfTyp
{
SET_BETTER_OR_WORSE(newMethodInstance->HasExternConstraints(), prevMethodInstance->HasExternConstraints());
}
}
}
if ((isBetter) || (isWorse))
{
RETURN_RESULTS;
}
if ((newMethodInstance->mMethodDef->mExternalConstraints.size() != 0) || (prevMethodInstance->mMethodDef->mExternalConstraints.size() != 0))
{
struct GenericParamPair
{
BfGenericMethodParamInstance* mParams[2];
GenericParamPair()
{
mParams[0] = NULL;
mParams[1] = NULL;
}
};
Dictionary<BfType*, GenericParamPair> externConstraints;
auto _GetParams = [&](int idx, BfMethodInstance* methodInstance)
{
for (int externConstraintIdx = 0; externConstraintIdx < (int)methodInstance->mMethodDef->mExternalConstraints.size(); externConstraintIdx++)
{
auto genericParam = methodInstance->mMethodInfoEx->mGenericParams[methodInstance->mMethodDef->mGenericParams.size() + externConstraintIdx];
BF_ASSERT(genericParam->mExternType != NULL);
GenericParamPair* pairPtr = NULL;
externConstraints.TryAdd(genericParam->mExternType, NULL, &pairPtr);
pairPtr->mParams[idx] = genericParam;
}
};
_GetParams(0, newMethodInstance);
_GetParams(0, prevMethodInstance);
for (auto kv : externConstraints)
{
SET_BETTER_OR_WORSE(mModule->AreConstraintsSubset(kv.mValue.mParams[1], kv.mValue.mParams[0]), mModule->AreConstraintsSubset(kv.mValue.mParams[0], kv.mValue.mParams[1]));
}
if ((isBetter) || (isWorse))
{
RETURN_RESULTS;
}
}
// Does one have a body and one doesn't? Obvious!
isBetter = prevMethodDef->IsEmptyPartial();
isWorse = newMethodDef->IsEmptyPartial();
@ -1389,7 +1429,7 @@ bool BfMethodMatcher::CheckMethod(BfTypeInstance* targetTypeInstance, BfTypeInst
mMethodCheckCount++;
BfMethodInstance* methodInstance = mModule->GetRawMethodInstance(typeInstance, checkMethod);
BfMethodInstance* methodInstance = mModule->GetRawMethodInstance(typeInstance, checkMethod);
if (methodInstance == NULL)
{
BFMODULE_FATAL(mModule, "Failed to get raw method in BfMethodMatcher::CheckMethod");