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Lambda return type inference

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This commit is contained in:
Brian Fiete 2021-01-14 06:24:34 -08:00
parent d557e11dad
commit bb12a4ec20
6 changed files with 220 additions and 41 deletions
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11
IDEHelper/Compiler/BfModule.h
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@ -74,6 +74,8 @@ enum BfEvalExprFlags
BfEvalExprFlags_NoLookupError = 0x40000,
BfEvalExprFlags_Comptime = 0x80000,
BfEvalExprFlags_InCascade = 0x100000,
BfEvalExprFlags_InferReturnType = 0x200000,
BfEvalExprFlags_WasMethodRef = 0x400000
};
enum BfCastFlags
@ -652,6 +654,13 @@ public:
Array<BfMixinRecord> mMixinStateRecords;
};
enum BfReturnTypeInferState
{
BfReturnTypeInferState_None,
BfReturnTypeInferState_Inferring,
BfReturnTypeInferState_Fail,
};
class BfClosureState
{
public:
@ -661,6 +670,7 @@ public:
// When we need to look into another local method to determine captures, but we don't want to process local variable declarations or cause infinite recursion
bool mBlindCapturing;
bool mDeclaringMethodIsMutating;
BfReturnTypeInferState mReturnTypeInferState;
BfLocalMethod* mLocalMethod;
BfClosureInstanceInfo* mClosureInstanceInfo;
BfMethodDef* mClosureMethodDef;
@ -684,6 +694,7 @@ public:
mCaptureStartAccessId = -1;
mBlindCapturing = false;
mDeclaringMethodIsMutating = false;
mReturnTypeInferState = BfReturnTypeInferState_None;
mActiveDeferredLocalMethod = NULL;
mReturnType = NULL;
mClosureType = NULL;