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Fix up constant deprecation to be less dependent on load order

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wycats 2010-08-03 16:03:35 -07:00 committed by Jeremy Kemper
parent 0aefbe52a0
commit dbb547a056
1 changed files with 20 additions and 55 deletions
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75
railties/lib/rails/deprecation.rb
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@ -1,62 +1,27 @@
require "active_support/string_inquirer"
require "active_support/deprecation"
require "active_support/basic_object"
RAILS_ROOT = (Class.new(ActiveSupport::Deprecation::DeprecationProxy) do
cattr_accessor :warned
self.warned = false
module Rails
class DeprecatedConstant < ActiveSupport::BasicObject
def self.deprecate(old, new)
constant = self.new(old, new)
eval "::#{old} = constant"
end
def target
Rails.root
end
def initialize(old, new)
@old, @new = old, new
@target = eval "proc { #{new} }"
@warned = false
end
def replace(*args)
warn(caller, :replace, *args)
end
def warn(callstack, called, args)
unless warned
ActiveSupport::Deprecation.warn("RAILS_ROOT is deprecated! Use Rails.root instead", callstack)
self.warned = true
def method_missing(meth, *args, &block)
ActiveSupport::Deprecation.warn("#{@old} is deprecated. Please use #{@new}") unless @warned
@warned = true
@target.call.send(meth, *args, &block)
end
end
end).new
RAILS_ENV = (Class.new(ActiveSupport::Deprecation::DeprecationProxy) do
cattr_accessor :warned
self.warned = false
def target
Rails.env
end
def replace(*args)
warn(caller, :replace, *args)
end
def warn(callstack, called, args)
unless warned
ActiveSupport::Deprecation.warn("RAILS_ENV is deprecated! Use Rails.env instead", callstack)
self.warned = true
end
end
end).new
RAILS_DEFAULT_LOGGER = (Class.new(ActiveSupport::Deprecation::DeprecationProxy) do
cattr_accessor :warned
self.warned = false
def target
Rails.logger
end
def replace(*args)
warn(caller, :replace, *args)
end
def warn(callstack, called, args)
unless warned
ActiveSupport::Deprecation.warn("RAILS_DEFAULT_LOGGER is deprecated! Use Rails.logger instead", callstack)
self.warned = true
end
end
end).new
DeprecatedConstant.deprecate("RAILS_ROOT", "Rails.root")
DeprecatedConstant.deprecate("RAILS_ENV", "Rails.env")
DeprecatedConstant.deprecate("RAILS_DEFAULT_LOGGER", "Rails.logger")
end