Match only things that are equal.

Methods
Public Class methods
new(obj)
    # File lib/flexmock/argument_matchers.rb, line 29
29:     def initialize(obj)
30:       @obj = obj
31:     end
Public Instance methods
===(target)
    # File lib/flexmock/argument_matchers.rb, line 32
32:     def ===(target)
33:       @obj == target
34:     end
inspect()
    # File lib/flexmock/argument_matchers.rb, line 35
35:     def inspect
36:       "==(#{@obj.inspect})"
37:     end