public static List <T1> ToListIgnore <T1>(this ISelect <T1> that, Expression <Func <T1, object> > selector)
{
if (selector == null)
{
return(that.ToList());
}
var s0p = that as Select0Provider;
var tb = s0p._tables[0];
var parmExp = tb.Parameter ?? Expression.Parameter(tb.Table.Type, tb.Alias);
var initExps = tb.Table.Columns.Values
.Where(a => a.Attribute.IsIgnore == false)
.Select(a => new
{
exp = Expression.Bind(tb.Table.Properties[a.CsName], Expression.MakeMemberAccess(parmExp, tb.Table.Properties[a.CsName])),
ignored = TestMemberExpressionVisitor.IsExists(selector, Expression.MakeMemberAccess(parmExp, tb.Table.Properties[a.CsName]))
})
.Where(a => a.ignored == false)
.Select(a => a.exp)
.ToArray();
var lambda = Expression.Lambda <Func <T1, T1> >(
Expression.MemberInit(
Expression.New(tb.Table.Type),
initExps
),
parmExp
);
return(that.ToList(lambda));
}
public static bool IsExists(Expression selector, Expression memberExp)
{
var visitor = new TestMemberExpressionVisitor {
MemberExpString = memberExp.ToString()
};
visitor.Visit(selector);
return(visitor.Result);
}
