internal string DiscoverName(SqlExpression e)
{
if (e != null)
{
string name;
switch (e.NodeType)
{
case SqlNodeType.Column:
name = DiscoverName(((SqlColumn)e).Expression);
return(name);
case SqlNodeType.ColumnRef:
{
var ref2 = (SqlColumnRef)e;
if (ref2.Column.Name != null)
{
return(ref2.Column.Name);
}
name = DiscoverName(ref2.Column);
return(name);
}
case SqlNodeType.ExprSet:
{
var set = (SqlExprSet)e;
name = DiscoverName(set.Expressions[0]);
return(name);
}
}
}
return(ConstColumns.GetValue(mode));
}
public SqlNamer(SqlProvider.ProviderMode mode)
{
visitor = new Visitor(this);
this.mode = mode;
c = new ConstColumns(mode);
}
// Methods
internal Visitor(SqlNamer sqlNamer)
{
this.sqlNamer = sqlNamer;
c = new ConstColumns(sqlNamer.mode);
}
