Class: Mail::FieldList

Inherits:
Array
  • Object
show all
Includes:
Enumerable
Defined in:
lib/mail/field_list.rb

Overview

Field List class provides an enhanced array that keeps a list of email fields in order. And allows you to insert new fields without having to worry about the order they will appear in.

Instance Method Summary collapse

Instance Method Details

#<<(new_field) ⇒ Object


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# File 'lib/mail/field_list.rb', line 11

def <<( new_field )
  current_entry = self.rindex(new_field)
  if current_entry
    self.insert((current_entry + 1), new_field)
  else
    insert_idx = -1
    self.each_with_index do |item, idx|
      case item <=> new_field
      when -1
        next
      when 0
        next
      when 1
        insert_idx = idx
        break
      end
    end
    insert(insert_idx, new_field)
  end
end