protected override Expression VisitFunction(FunctionExpression func)
{
if (this.linguist.Language.IsRowsAffectedExpressions(func))
{
return(Expression.Property(this.executor, "RowsAffected"));
}
return(base.VisitFunction(func));
}
protected FunctionExpression UpdateFunction(FunctionExpression func, string name, IEnumerable <Expression> arguments)
{
if ((name != func.Name) || (arguments != func.Arguments))
{
return(new FunctionExpression(func.Type, name, arguments));
}
return(func);
}
protected virtual Expression VisitFunction(FunctionExpression function)
{
base.Write("FUNCTION ");
base.Write(function.Name);
if (function.Arguments.Count > 0)
{
base.Write("(");
this.VisitExpressionList(function.Arguments);
base.Write(")");
}
return(function);
}
protected override Expression VisitFunction(FunctionExpression func)
{
this.Write(func.Name);
if (func.Arguments.Count > 0)
{
this.Write("(");
int num = 0;
int count = func.Arguments.Count;
while (num < count)
{
if (num > 0)
{
this.Write(", ");
}
this.Visit(func.Arguments[num]);
num++;
}
this.Write(")");
}
return(func);
}
protected virtual bool CompareFunction(FunctionExpression x, FunctionExpression y)
{
return((x.Name == y.Name) && this.CompareExpressionList(x.Arguments, y.Arguments));
}
protected virtual Expression VisitFunction(FunctionExpression func)
{
ReadOnlyCollection <Expression> arguments = this.VisitExpressionList(func.Arguments);
return(this.UpdateFunction(func, func.Name, arguments));
}
public virtual bool IsRowsAffectedExpressions(Expression expression)
{
FunctionExpression expression2 = expression as FunctionExpression;
return((expression2 != null) && (expression2.Name == "@@ROWCOUNT"));
}