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Contents
# Copyright (c) 2008 Michael Fellinger m.fellinger@gmail.com
# All files in this distribution are subject to the terms of the Ruby license.
# Extensions for Kernel
module Kernel
# Original from Trans (Facets 1.4.5)
# This is similar to +Module#const_get+ but is accessible at all levels,
# and, unlike +const_get+, can handle module hierarchy.
#
# constant("Fixnum") # -> Fixnum
# constant(:Fixnum) # -> Fixnum
#
# constant("Process::Sys") # -> Process::Sys
# constant("Regexp::MULTILINE") # -> 4
#
# require 'test/unit'
# Test.constant("Unit::Assertions") # -> Test::Unit::Assertions
# Test.constant("::Test::Unit") # -> Test::Unit
def constant(const)
const = const.to_s.dup
base = const.sub!(/^::/, '') ? Object : ( self.kind_of?(Module) ? self : self.class )
const.split(/::/).inject(base){ |mod, name| mod.const_get(name) }
end
end
Version data entries
6 entries across 6 versions & 3 rubygems