Class: Primalize::Single::Object

Inherits:
Object
  • Object
show all
Defined in:
lib/primalize/single.rb

Instance Method Summary collapse

Constructor Details

#initialize(types, &coercion) ⇒ Object

Returns a new instance of Object.



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# File 'lib/primalize/single.rb', line 269

def initialize types, &coercion
  @types = types
  @coercion = coercion
end

Instance Method Details

#===(value) ⇒ Object 



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# File 'lib/primalize/single.rb', line 274

def === value
  return false unless ::Hash === value

  @types.all? do |attr, type|
    type === value[attr]
  end
end

#coerce(hash) ⇒ Object 



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# File 'lib/primalize/single.rb', line 282

def coerce hash
  if @coercion
    return @coercion.call(hash)
  end

  if hash.respond_to? :map
    hash.each_with_object({}) do |(key, value), h|
      _, type = @types.find { |_, type| type === value }

      h[key] = if type.respond_to? :coerce
                 type.coerce(value)
               else
                 value
               end
    end
  else
    hash
  end
end

#inspect ⇒ Object 



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# File 'lib/primalize/single.rb', line 302

def inspect
  "object(#{@types.map { |attr, type| "#{attr}: #{type.inspect}" }.join(', ')})"
end