public Operation.UnaryOperationDelegate GetUnaryOperation(Token.Type op, Type t0)
{
Dictionary <ulong, Operation.UnaryOperationDelegate> operatorMap = null;
if (_unaryOperators.TryGetValue(op, out operatorMap))
{
Operation.UnaryOperationDelegate del = null;
if (operatorMap.TryGetValue((ulong)(uint)t0.GetHashCode(), out del))
{
return(del);
}
}
return(null);
}
protected virtual object CompileUnary()
{
if (MatchToken(Token.Type.Not, Token.Type.Subtraction))
{
Token op = previous;
object right = CompileUnary();
Type rightType = CompilerUtility.GetReturnType(right);
Operation.UnaryOperationDelegate del = _assembly.GetUnaryOperation(op.type, rightType);
if (del == null)
{
throw new Exception("Cannot perform the operation " + op.text + " on " + rightType.Name);
}
return(del.Invoke(right, _cdata));
}
return(CompileCast());
}
protected virtual object CompilePostUnary()
{
object left = CompileFunctionCall();
object output = null;
if (MatchToken(Token.Type.Increment, Token.Type.Decrement))
{
Token op = previous;
Type leftType = CompilerUtility.GetReturnType(left);
Operation.UnaryOperationDelegate del = _assembly.GetUnaryOperation(op.type, leftType);
if (del == null)
{
throw new Exception("Cannot perform the operation " + op.text + " on " + leftType.Name);
}
return(del.Invoke(left, _cdata));
}
return((output != null) ? (object)output : left);
}