Class: Bipm::Data::Importer::Language

Inherits:
Object
  • Object
show all
Defined in:
lib/bipm/data/importer/language.rb

Overview

First-class language value object. English and French are equal citizens — neither is the canonical form, neither is a translation of the other. Both directions of any linguistic operation must be expressible through this type without one being the "default".

Constant Summary collapse

EN = 
new(:en)
FR = 
new(:fr)
ALL = 
[EN, FR].freeze

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(code) ⇒ Language

Returns a new instance of Language.



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# File 'lib/bipm/data/importer/language.rb', line 13

def initialize(code)
  @code = code
end

Instance Attribute Details

#code ⇒ Object (readonly)

Returns the value of attribute code.



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# File 'lib/bipm/data/importer/language.rb', line 11

def code
  @code
end

Class Method Details

.all ⇒ Object 



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# File 'lib/bipm/data/importer/language.rb', line 27

def self.all
  ALL
end

.find(name) ⇒ Object 



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# File 'lib/bipm/data/importer/language.rb', line 21

def self.find(name)
  sym = name.to_sym
  ALL.find { |l| l.code == sym } ||
    raise(ArgumentError, "unknown language: #{name.inspect} (supported: #{ALL.map(&:to_s).inspect})")
end

Instance Method Details

#directory_suffix ⇒ Object 



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# File 'lib/bipm/data/importer/language.rb', line 47

def directory_suffix
  case @code
  when :en then "-en"
  when :fr then "-fr"
  else raise(ArgumentError, "no directory suffix for #{@code}")
  end
end

#eql?(other) ⇒ Boolean Also known as: ==

Returns:

  • (Boolean) 


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# File 'lib/bipm/data/importer/language.rb', line 55

def eql?(other)
  other.is_a?(Language) && @code == other.code
end

#hash ⇒ Object 



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# File 'lib/bipm/data/importer/language.rb', line 60

def hash
  @code.hash
end

#suffix ⇒ Object 



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# File 'lib/bipm/data/importer/language.rb', line 39

def suffix
  case @code
  when :en then ""
  when :fr then "-fr"
  else raise(ArgumentError, "no suffix defined for #{@code}")
  end
end

#to_s ⇒ Object 



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# File 'lib/bipm/data/importer/language.rb', line 31

def to_s
  @code.to_s
end

#to_sym ⇒ Object 



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# File 'lib/bipm/data/importer/language.rb', line 35

def to_sym
  @code
end