Class: Enum::EnumValue

Inherits:
BasicObject
Defined in:
lib/enum/enum_value.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(enum, name = nil, value) ⇒ EnumValue

Returns a new instance of EnumValue.



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# File 'lib/enum/enum_value.rb', line 10

def initialize(enum, name = nil, value)
  @enum, @name, @value = enum, name, value
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method, *args, &block) ⇒ Object 



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# File 'lib/enum/enum_value.rb', line 79

def method_missing(method, *args, &block)
  match = method.to_s.match(/^(.+)\?$/)
  enum_name = match[1].to_sym if match
  if @enum.names.include?(enum_name)
    @name.==(enum_name, *args, &block)
  elsif @value.respond_to?(method)
    @value.send(method, *args, &block)
  else
    super
  end
end

Instance Attribute Details

#enum ⇒ Object (readonly)

Returns the value of attribute enum.



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# File 'lib/enum/enum_value.rb', line 8

def enum
  @enum
end

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/enum/enum_value.rb', line 8

def name
  @name
end

#value ⇒ Object (readonly)

Returns the value of attribute value.



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# File 'lib/enum/enum_value.rb', line 8

def value
  @value
end

Instance Method Details

#==(other) ⇒ Object 



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# File 'lib/enum/enum_value.rb', line 24

def ==(other)
  return @value == other if @name.nil?

  @name == other or @value == other
end

#===(other) ⇒ Object 



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# File 'lib/enum/enum_value.rb', line 30

def ===(other)
  return @value === other if @name.nil?

  @name === other or @value === other
end

#enum_value? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/enum/enum_value.rb', line 14

def enum_value?
  true
end

#inspect ⇒ Object 



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# File 'lib/enum/enum_value.rb', line 18

def inspect
  return @value.inspect if @name.nil?

  "#{@enum.to_s}.#{@name}"
end

#t(options = {}) ⇒ Object 



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# File 'lib/enum/enum_value.rb', line 36

def t(options = {})
  return @value.t(options) if @name.nil?
  if not defined?(::I18n)
    if @name.to_s.respond_to?(:titleize)
      return @name.to_s.titleize
    else
      raise NotImplementedError, "I18n and String#titleize are not available"
    end
  end

  scope_without_klass = "enums.#{const_to_translation(@enum.name)}"
  if @enum.klass
    scope_with_klass = "enums.#{const_to_translation(@enum.klass.name)}.#{const_to_translation(@enum.name)}"

    ::I18n.t(
      @name,
      # prefer scope with klass
      { scope: scope_with_klass
      }.merge(options).merge( # our :default is a priority here
        default: ::I18n.t(
          @name,
          # but if not, use without
          { scope: scope_without_klass,
            # but! if not, return titleize or scope with klass error
            default: @name.to_s.respond_to?(:titleize) ? @name.to_s.titleize : ::I18n.t(
              @name,
              { scope: scope_with_klass
              }.merge(options)
            )
          }.merge(options)
        )
      )
    )
  else
    ::I18n.t(
      @name,
      { scope: scope_without_klass,
        default: (@name.to_s.titleize if @name.to_s.respond_to?(:titleize))
      }.merge(options)
    )
  end
end