protected FunctionExpression UpdateFunction(FunctionExpression func, string name, IEnumerable <Expression> arguments)
{
if (name != func.Name || arguments != func.Arguments)
{
return(new FunctionExpression(func.Type, name, arguments.ToArray()));
}
return(func);
}
protected virtual Expression VisitFunction(FunctionExpression function)
{
this.Write("FUNCTION ");
this.Write(function.Name);
if (function.Arguments.Count > 0)
{
this.Write("(");
this.VisitExpressionList(function.Arguments);
this.Write(")");
}
return(function);
}
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)
{
var arguments = this.VisitExpressionList(func.Arguments);
return(this.UpdateFunction(func, func.Name, arguments));
}