internal static IBinaryOperatorUniqueIdentifier GetBinaryOperatorIdentifier(ICliMetadataMethodDefinitionTableRow methodDef, IType owner, _ICliManager manager)
{
var left = manager.ObtainTypeReference(methodDef.Signature.Parameters[0].ParameterType, owner, null, owner == null ? null : owner.Assembly);
var right = manager.ObtainTypeReference(methodDef.Signature.Parameters[1].ParameterType, owner, null, owner == null ? null : owner.Assembly);
BinaryOpCoercionContainingSide containingSide =
(left == owner && right == owner) ? BinaryOpCoercionContainingSide.Both :
left == owner ? BinaryOpCoercionContainingSide.LeftSide :
right == owner ? BinaryOpCoercionContainingSide.RightSide : BinaryOpCoercionContainingSide.Invalid;
IType otherSide = containingSide == BinaryOpCoercionContainingSide.LeftSide ?
right : containingSide == BinaryOpCoercionContainingSide.RightSide ?
left : owner;
if (containingSide == BinaryOpCoercionContainingSide.Invalid)
{
/* *
* Fix for generic types which have binary operators which contain the owner's type-parameters as part of a closure.
* This is effectively redundant
* */
var genericOwner = owner as IGenericType;
if (genericOwner != null)
{
if (genericOwner.IsGenericConstruct && genericOwner.IsGenericDefinition)
{
var genericOwnerSelfClosure = genericOwner.MakeGenericClosure((from IGenericParameter gp in genericOwner.TypeParameters.Values
select(IType) gp).ToArray());
containingSide =
(left == genericOwnerSelfClosure && right == genericOwnerSelfClosure) ? BinaryOpCoercionContainingSide.Both :
left == genericOwnerSelfClosure ? BinaryOpCoercionContainingSide.LeftSide :
right == genericOwnerSelfClosure ? BinaryOpCoercionContainingSide.RightSide : BinaryOpCoercionContainingSide.Invalid;
}
otherSide = containingSide == BinaryOpCoercionContainingSide.LeftSide ?
right : containingSide == BinaryOpCoercionContainingSide.RightSide ?
left : genericOwner;
}
}
switch (methodDef.Name)
{
case CliCommon.BinaryOperatorNames.Addition:
return(TypeSystemIdentifiers.GetBinaryOperatorIdentifier(CoercibleBinaryOperators.Add, containingSide, otherSide));
case CliCommon.BinaryOperatorNames.BitwiseAnd:
return(TypeSystemIdentifiers.GetBinaryOperatorIdentifier(CoercibleBinaryOperators.BitwiseAnd, containingSide, otherSide));
case CliCommon.BinaryOperatorNames.BitwiseOr:
return(TypeSystemIdentifiers.GetBinaryOperatorIdentifier(CoercibleBinaryOperators.BitwiseOr, containingSide, otherSide));
case CliCommon.BinaryOperatorNames.Division:
return(TypeSystemIdentifiers.GetBinaryOperatorIdentifier(CoercibleBinaryOperators.Divide, containingSide, otherSide));
case CliCommon.BinaryOperatorNames.Equality:
return(TypeSystemIdentifiers.GetBinaryOperatorIdentifier(CoercibleBinaryOperators.IsEqualTo, containingSide, otherSide));
case CliCommon.BinaryOperatorNames.ExclusiveOr:
return(TypeSystemIdentifiers.GetBinaryOperatorIdentifier(CoercibleBinaryOperators.ExclusiveOr, containingSide, otherSide));
case CliCommon.BinaryOperatorNames.GreaterThan:
return(TypeSystemIdentifiers.GetBinaryOperatorIdentifier(CoercibleBinaryOperators.GreaterThan, containingSide, otherSide));
case CliCommon.BinaryOperatorNames.GreaterThanOrEqual:
return(TypeSystemIdentifiers.GetBinaryOperatorIdentifier(CoercibleBinaryOperators.GreaterThanOrEqualTo, containingSide, otherSide));
case CliCommon.BinaryOperatorNames.Inequality:
return(TypeSystemIdentifiers.GetBinaryOperatorIdentifier(CoercibleBinaryOperators.IsNotEqualTo, containingSide, otherSide));
case CliCommon.BinaryOperatorNames.LeftShift:
return(TypeSystemIdentifiers.GetBinaryOperatorIdentifier(CoercibleBinaryOperators.LeftShift, containingSide, otherSide));
case CliCommon.BinaryOperatorNames.LessThan:
return(TypeSystemIdentifiers.GetBinaryOperatorIdentifier(CoercibleBinaryOperators.LessThan, containingSide, otherSide));
case CliCommon.BinaryOperatorNames.LessThanOrEqual:
return(TypeSystemIdentifiers.GetBinaryOperatorIdentifier(CoercibleBinaryOperators.LessThanOrEqualTo, containingSide, otherSide));
case CliCommon.BinaryOperatorNames.Modulus:
return(TypeSystemIdentifiers.GetBinaryOperatorIdentifier(CoercibleBinaryOperators.Modulus, containingSide, otherSide));
case CliCommon.BinaryOperatorNames.Multiply:
return(TypeSystemIdentifiers.GetBinaryOperatorIdentifier(CoercibleBinaryOperators.Multiply, containingSide, otherSide));
case CliCommon.BinaryOperatorNames.RightShift:
return(TypeSystemIdentifiers.GetBinaryOperatorIdentifier(CoercibleBinaryOperators.RightShift, containingSide, otherSide));
case CliCommon.BinaryOperatorNames.Subtraction:
return(TypeSystemIdentifiers.GetBinaryOperatorIdentifier(CoercibleBinaryOperators.Subtract, containingSide, otherSide));
default:
throw new InvalidOperationException();
}
}
public IBinaryOperatorUniqueIdentifier GetIdentifier(IIntermediateBinaryOperatorCoercionMember member)
{
return(TypeSystemIdentifiers.GetBinaryOperatorIdentifier(member.Operator, member.UserSpecificQualifier, member.ContainingSide, member.OtherSide));
}
