SearchScope GetSearchScopeForOperator(IMethod op)
{
OperatorType? opType = OperatorDeclaration.GetOperatorType(op.Name);
if (opType == null)
return GetSearchScopeForMethod(op);
switch (opType.Value) {
case OperatorType.LogicalNot:
return FindUnaryOperator(op, UnaryOperatorType.Not);
case OperatorType.OnesComplement:
return FindUnaryOperator(op, UnaryOperatorType.BitNot);
case OperatorType.UnaryPlus:
return FindUnaryOperator(op, UnaryOperatorType.Plus);
case OperatorType.UnaryNegation:
return FindUnaryOperator(op, UnaryOperatorType.Minus);
case OperatorType.Increment:
return FindUnaryOperator(op, UnaryOperatorType.Increment);
case OperatorType.Decrement:
return FindUnaryOperator(op, UnaryOperatorType.Decrement);
case OperatorType.True:
case OperatorType.False:
// TODO: implement search for op_True/op_False correctly
return GetSearchScopeForMethod(op);
case OperatorType.Addition:
return FindBinaryOperator(op, BinaryOperatorType.Add);
case OperatorType.Subtraction:
return FindBinaryOperator(op, BinaryOperatorType.Subtract);
case OperatorType.Multiply:
return FindBinaryOperator(op, BinaryOperatorType.Multiply);
case OperatorType.Division:
return FindBinaryOperator(op, BinaryOperatorType.Divide);
case OperatorType.Modulus:
return FindBinaryOperator(op, BinaryOperatorType.Modulus);
case OperatorType.BitwiseAnd:
// TODO: an overloaded bitwise operator can also be called using the corresponding logical operator
// (if op_True/op_False is defined)
return FindBinaryOperator(op, BinaryOperatorType.BitwiseAnd);
case OperatorType.BitwiseOr:
return FindBinaryOperator(op, BinaryOperatorType.BitwiseOr);
case OperatorType.ExclusiveOr:
return FindBinaryOperator(op, BinaryOperatorType.ExclusiveOr);
case OperatorType.LeftShift:
return FindBinaryOperator(op, BinaryOperatorType.ShiftLeft);
case OperatorType.RightShift:
return FindBinaryOperator(op, BinaryOperatorType.ShiftRight);
case OperatorType.Equality:
return FindBinaryOperator(op, BinaryOperatorType.Equality);
case OperatorType.Inequality:
return FindBinaryOperator(op, BinaryOperatorType.InEquality);
case OperatorType.GreaterThan:
return FindBinaryOperator(op, BinaryOperatorType.GreaterThan);
case OperatorType.LessThan:
return FindBinaryOperator(op, BinaryOperatorType.LessThan);
case OperatorType.GreaterThanOrEqual:
return FindBinaryOperator(op, BinaryOperatorType.GreaterThanOrEqual);
case OperatorType.LessThanOrEqual:
return FindBinaryOperator(op, BinaryOperatorType.LessThanOrEqual);
case OperatorType.Implicit:
return FindOperator(op, m => new FindImplicitOperatorNavigator(m));
case OperatorType.Explicit:
return FindOperator(op, m => new FindExplicitOperatorNavigator(m));
default:
throw new InvalidOperationException("Invalid value for OperatorType");
}
}
