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Versions: 5
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Stored size: 1.82 KB
Contents
begin
require 'active_support/core_ext/class/attribute'
rescue LoadError
# A dumbed down version of ActiveSupport's
# Class#class_attribute helper.
class Class
def class_attribute(*attrs)
instance_reader = true
instance_writer = true
attrs.each do |name|
class_eval <<-RUBY, __FILE__, __LINE__ + 1
def self.#{name}() nil end
def self.#{name}?() !!#{name} end
def self.#{name}=(val)
singleton_class.class_eval do
define_method(:#{name}) { val }
end
if singleton_class?
class_eval do
def #{name}
defined?(@#{name}) ? @#{name} : singleton_class.#{name}
end
end
end
val
end
if instance_reader
def #{name}
defined?(@#{name}) ? @#{name} : self.class.#{name}
end
def #{name}?
!!#{name}
end
end
RUBY
attr_writer name if instance_writer
end
end
private
def singleton_class?
ancestors.first != self
end
end
end
begin
require 'active_support/core_ext/hash/keys'
rescue LoadError
class Hash
def stringify_keys
keys.each do |key|
self[key.to_s] = delete(key)
end
self
end
end if !{}.respond_to?(:stringify_keys)
end
begin
require 'active_support/core_ext/string/inflections'
rescue LoadError
class String
def constantize
names = self.split('::')
names.shift if names.empty? || names.first.empty?
constant = Object
names.each do |name|
constant = constant.const_defined?(name) ? constant.const_get(name) : constant.const_missing(name)
end
constant
end
end if !"".respond_to?(:constantize)
end
Version data entries
5 entries across 5 versions & 1 rubygems