public void SetOperand([NotNull] QueryExpression op)
{
Debug.Assert(op != null);
_json = new List <object> {
"COLLATE", _collation, op.ConvertToJSON()
};
}
protected override object ToJSON()
{
var inObj = Misc.TryCast <IExpression, QueryExpression>(_in);
var variableName = Misc.TryCast <IVariableExpression, QueryTypeExpression>(_variableName);
return(new[] {
_function,
variableName.KeyPath,
inObj.ConvertToJSON(),
_predicate?.ConvertToJSON()
});
}
public object ToJSON()
{
return(_select?.ConvertToJSON());
}
protected override object ToJSON()
{
var obj = new List <object>();
var useArrayOp = false;
switch (_type)
{
case BinaryOpType.Add:
obj.Add("+");
break;
case BinaryOpType.Between:
obj.Add("BETWEEN");
break;
case BinaryOpType.Divide:
obj.Add("/");
break;
case BinaryOpType.EqualTo:
obj.Add("=");
break;
case BinaryOpType.GreaterThan:
obj.Add(">");
break;
case BinaryOpType.GreaterThanOrEqualTo:
obj.Add(">=");
break;
case BinaryOpType.In:
obj.Add("IN");
useArrayOp = true;
break;
case BinaryOpType.Is:
obj.Add("IS");
break;
case BinaryOpType.IsNot:
obj.Add("IS NOT");
break;
case BinaryOpType.LessThan:
obj.Add("<");
break;
case BinaryOpType.LessThanOrEqualTo:
obj.Add("<=");
break;
case BinaryOpType.Like:
obj.Add("LIKE");
break;
case BinaryOpType.Matches:
obj.Add("MATCH()");
break;
case BinaryOpType.Modulus:
obj.Add("%");
break;
case BinaryOpType.Multiply:
obj.Add("*");
break;
case BinaryOpType.NotEqualTo:
obj.Add("!=");
break;
case BinaryOpType.RegexLike:
obj.Add("regexp_like()");
break;
case BinaryOpType.Subtract:
obj.Add("-");
break;
}
obj.Add(_lhs.ConvertToJSON());
if ((_rhs as QueryTypeExpression)?.ExpressionType == ExpressionType.Aggregate)
{
var collection = _rhs.ConvertToJSON() as IList <object>;
Debug.Assert(collection != null);
if (useArrayOp)
{
collection?.Insert(0, "[]");
obj.Add(collection);
}
else
{
obj.AddRange(collection);
}
}
else
{
obj.Add(_rhs.ConvertToJSON());
}
return(obj);
}