Sha256: 1131bb4d970f2d8a9b45d528c1f7e9ab8ed712ffa095da7d8584415c06924272
Contents?: true
Size: 992 Bytes
Versions: 7
Compression:
Stored size: 992 Bytes
Contents
require 'facets/dir/ascend'
class Object
unless method_defined?(:instance_exec) # 1.9
require 'thread'
module InstanceExecMethods #:nodoc:
end
include InstanceExecMethods
# Evaluate the block with the given arguments within the context of
# this object, so self is set to the method receiver.
#
# From Mauricio's http://eigenclass.org/hiki/bounded+space+instance_exec
#
# This version has been borrowed from Rails for compatibility sake.
def instance_exec(*args, &block)
begin
old_critical, Thread.critical = Thread.critical, true
n = 0
n += 1 while respond_to?(method_name = "__instance_exec#{n}")
InstanceExecMethods.module_eval { define_method(method_name, &block) }
ensure
Thread.critical = old_critical
end
begin
send(method_name, *args)
ensure
InstanceExecMethods.module_eval { remove_method(method_name) } rescue nil
end
end
end
end
Version data entries
7 entries across 7 versions & 1 rubygems