Class: Stamp::Emitters::Ordinal

Inherits:
Object
  • Object
show all
Defined in:
lib/stamp/emitters/ordinal.rb

Constant Summary collapse

DAY = 
new(:day)

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(field) ⇒ Ordinal

Returns a new instance of Ordinal.

Parameters:

  • field (Symbol|String) —

    the field to be formatted (e.g. :month, :year)



7
8
9
 
# File 'lib/stamp/emitters/ordinal.rb', line 7

def initialize(field)
  @field = field
end

Instance Attribute Details

#field ⇒ Object (readonly)

Returns the value of attribute field.



4
5
6
 
# File 'lib/stamp/emitters/ordinal.rb', line 4

def field
  @field
end

Instance Method Details

#format(target) ⇒ Object

Parameters:

  • target (Date|Time|DateTime) —

    the date to be formatted



12
13
14
 
# File 'lib/stamp/emitters/ordinal.rb', line 12

def format(target)
  ordinalize(target.send(field))
end

#ordinalize(number) ⇒ Object

Cribbed from ActiveSupport::Inflector https://github.com/rails/rails/blob/master/activesupport/lib/active_support/inflector/methods.rb



18
19
20
21
22
23
24
25
26
27
28
29
 
# File 'lib/stamp/emitters/ordinal.rb', line 18

def ordinalize(number)
  number.to_s + if (11..13).include?(number % 100)
    'th'
  else
    case number % 10
      when 1; 'st'
      when 2; 'nd'
      when 3; 'rd'
      else    'th'
    end
  end
end

#strftime_directive ⇒ Object

strftime has no directive for ordinals ("1st", "22nd", ...)



32
33
34
 
# File 'lib/stamp/emitters/ordinal.rb', line 32

def strftime_directive
  nil
end