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implemented AST based overloading

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Araq 2012-12-06 08:45:18 +01:00
commit a1f6779802
5 changed files with 41 additions and 7 deletions
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compiler/types.nim
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@ -632,7 +632,8 @@ proc SameTypeOrNil*(a, b: PType, flags: TTypeCmpFlags = {}): bool =
result = SameTypeAux(a, b, c)
proc equalParam(a, b: PSym): TParamsEquality =
if SameTypeOrNil(a.typ, b.typ, {TypeDescExactMatch}):
if SameTypeOrNil(a.typ, b.typ, {TypeDescExactMatch}) and
ExprStructuralEquivalent(a.constraint, b.constraint):
if a.ast == b.ast:
result = paramsEqual
elif a.ast != nil and b.ast != nil: