e2mmap.rb

  e2mmap.rb - for ruby 1.1
      $Release Version: 2.0$
      $Revision: 1.10 $
      $Date: 1999/02/17 12:33:17 $
      by Keiju ISHITSUKA

—

  Usage:

U1)

  class Foo
    extend Exception2MessageMapper
    def_e2message ExistingExceptionClass, "message..."
    def_exception :NewExceptionClass, "message..."[, superclass]
    ...
  end

U2)

  module Error
    extend Exception2MessageMapper
    def_e2meggage ExistingExceptionClass, "message..."
    def_exception :NewExceptionClass, "message..."[, superclass]
    ...
  end
  class Foo
    include Error
    ...
  end

  foo = Foo.new
  foo.Fail ....

U3)

  module Error
    extend Exception2MessageMapper
    def_e2message ExistingExceptionClass, "message..."
    def_exception :NewExceptionClass, "message..."[, superclass]
    ...
  end
  class Foo
    extend Exception2MessageMapper
    include Error
    ...
  end

  Foo.Fail NewExceptionClass, arg...
  Foo.Fail ExistingExceptionClass, arg...