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require 'set'
require 'active_support/core_ext/class/attribute_accessors'
require 'active_support/core_ext/object/blank'
module ActionView
class Template
class Types
class Type
cattr_accessor :types
self.types = Set.new
def self.register(*t)
types.merge(t.map { |type| type.to_s })
end
register :html, :text, :js, :css, :xml, :json
def self.[](type)
return type if type.is_a?(self)
if type.is_a?(Symbol) || types.member?(type.to_s)
new(type)
end
end
attr_reader :symbol
def initialize(symbol)
@symbol = symbol.to_sym
end
delegate :to_s, :to_sym, :to => :symbol
alias to_str to_s
def ref
to_sym || to_s
end
def ==(type)
return false if type.blank?
symbol.to_sym == type.to_sym
end
end
cattr_accessor :type_klass
def self.delegate_to(klass)
self.type_klass = klass
end
delegate_to Type
def self.[](type)
type_klass[type]
end
end
end
end
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