private ExpressionValue ParseTextConcatinationNode(TextConcatinationNode textConcatinationNode)
{
ExpressionValue leftExpressionValue = ParseExpressionNode(textConcatinationNode.Left);
ExpressionValue rightExpressionValue = ParseExpressionNode(textConcatinationNode.Right);
return(leftExpressionValue.Combine(rightExpressionValue, ExpressionOperator.Plus));
}
private ExpressionValue ParseArthimeticNode(ArthimetricExpressionNode arthimeticExpressionNode)
{
ExpressionValue leftExpressionValue = ParseExpressionNode(arthimeticExpressionNode.Left);
ExpressionValue rightExpressionValue = ParseExpressionNode(arthimeticExpressionNode.Right);
ExpressionOperator expressionOperator = ExpressionOperator.Undefined;
switch (arthimeticExpressionNode.Operator)
{
case ArthimetricOperator.Div:
expressionOperator = ExpressionOperator.Divide;
break;
case ArthimetricOperator.Minus:
expressionOperator = ExpressionOperator.Minus;
break;
case ArthimetricOperator.Plus:
expressionOperator = ExpressionOperator.Plus;
break;
case ArthimetricOperator.Mult:
expressionOperator = ExpressionOperator.Multiply;
break;
default:
throw new NotImplementedException();
}
return(leftExpressionValue.Combine(rightExpressionValue, expressionOperator));
}
private ExpressionValue ParseLogicalNode(LogicalExpressionNode logicalExpressionNode)
{
ExpressionValue leftExpressionValue = ParseExpressionNode(logicalExpressionNode.Left);
ExpressionValue rightExpressionValue = ParseExpressionNode(logicalExpressionNode.Right);
ExpressionOperator expressionOperator = ExpressionOperator.Undefined;
switch (logicalExpressionNode.Operator)
{
case LogicalOperator.And:
expressionOperator = ExpressionOperator.And;
break;
case LogicalOperator.Or:
expressionOperator = ExpressionOperator.Or;
break;
default:
throw new NotImplementedException();
}
return(leftExpressionValue.Combine(rightExpressionValue, expressionOperator));
}
