Ruby 2.2.1 bug

env

$ ruby --version
ruby 2.2.1p85 (2015-02-26 revision 49769) [x86_64-darwin14]

reproduction.rb

class Person
  def implicit
    nope rescue nil
    public_send "nope"
  end

  def implicit_assignment
    nope rescue nil
    public_send "nope="
  end

  def method_missing(*args)
    super
  end
end

a = Person.new
a.implicit
# test.rb:13:in `method_missing': undefined method `nope' for #<Person:0x007fbad285f4c8> (NoMethodError)
# 	from test.rb:9:in `public_send'
# 	from test.rb:9:in `implicit'
# 	from test.rb:18:in `<main>'

a.implicit_assignment
# test.rb:13:in `method_missing': undefined local variable or method `nope=' for #<Person:0x007f91d1052ef8> (NameError)
# 	from test.rb:4:in `public_send'
# 	from test.rb:4:in `implicit_assignment'
# 	from test.rb:24:in `<main>'