public override bool Equals(object obj)
{
if (!(obj is CommonField))
{
return(false);
}
CommonField other = (CommonField)obj;
if (!(Name == other.Name && CType == other.CType && HasHeading == other.HasHeading))
{
return(false);
}
return(!HasHeading || Fields.SequenceEqual(other.Fields));
}
// create a heading minus one field
public CommonHeading Remove(CommonField field)
{
return(CommonHeading.Create(Fields.Where(f => f.Name != field.Name)));
}
// rename a field from old to new
public CommonHeading Rename(CommonField field1, CommonField field2)
{
var fields = Fields.Select(f => (f.Name == field1.Name) ? new CommonField(field2.Name, f.CType) : f);
return(CommonHeading.Create(fields));
}
// create a heading plus one field
public CommonHeading Append(CommonField field)
{
return(CommonHeading.Create(Fields.Append(field)));
}
public static CommonHeading Create(string heading)
{
return(Create(CommonField.ToFields(heading)));
}