# $Id: undef.rb,v 1.3 2003/12/30 06:11:02 yuya Exp $

class Foo
  p(instance_methods(false).grep(/bar/))
  def bar
  end
  p(instance_methods(false).grep(/bar/))
  undef bar
  p(instance_methods(false).grep(/bar/))
end

# NodeDump V0.1.7
# 
# NODE_NEWLINE:  [undef.rb:3]
#   NODE_CLASS:  class 8965 (Foo)
#     NODE_SCOPE: 
#       NODE_BLOCK: 
#         NODE_NEWLINE:  [undef.rb:4]
#           NODE_FCALL:  to function: 6753 (p)
#             Parameters:
#               NODE_ARRAY:  size = 1
#                 NODE_CALL:  to method: 3473 (grep)
#                 Receiver:
#                   NODE_FCALL:  to function: 3273 (instance_methods)
#                     Parameters:
#                       NODE_ARRAY:  size = 1
#                         NODE_FALSE: 
#                   Parameters:
#                     NODE_ARRAY:  size = 1
#                       NODE_LIT: /bar/
#         NODE_NEWLINE:  [undef.rb:5]
#           NODE_DEFN:  method 8969 (bar)
#             NODE_SCOPE: 
#               NODE_ARGS:  count = 0
#                 additional default values:
#         NODE_NEWLINE:  [undef.rb:7]
#           NODE_FCALL:  to function: 6753 (p)
#             Parameters:
#               NODE_ARRAY:  size = 1
#                 NODE_CALL:  to method: 3473 (grep)
#                 Receiver:
#                   NODE_FCALL:  to function: 3273 (instance_methods)
#                     Parameters:
#                       NODE_ARRAY:  size = 1
#                         NODE_FALSE: 
#                   Parameters:
#                     NODE_ARRAY:  size = 1
#                       NODE_LIT: /bar/
#         NODE_NEWLINE:  [undef.rb:8]
#           NODE_UNDEF:  8969 (bar)
#         NODE_NEWLINE:  [undef.rb:9]
#           NODE_FCALL:  to function: 6753 (p)
#             Parameters:
#               NODE_ARRAY:  size = 1
#                 NODE_CALL:  to method: 3473 (grep)
#                 Receiver:
#                   NODE_FCALL:  to function: 3273 (instance_methods)
#                     Parameters:
#                       NODE_ARRAY:  size = 1
#                         NODE_FALSE: 
#                   Parameters:
#                     NODE_ARRAY:  size = 1
#                       NODE_LIT: /bar/