Exception2MessageMapper

Helper module for easily defining exceptions with predefined messages.

Installation

Add this line to your application's Gemfile:

gem'e2mmap'

And then execute:

$ bundle

Or install it yourself as:

$ gem install e2mmap

Usage

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

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

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...

Development

After checking out the repo, run bin/setup to install dependencies. Then, run rake test to run the tests. You can also run bin/console for an interactive prompt that will allow you to experiment.

To install this gem onto your local machine, run bundle exec rake install. To release a new version, update the version number in version.rb, and then run bundle exec rake release, which will create a git tag for the version, push git commits and tags, and push the .gem file to rubygems.org.

Contributing

Bug reports and pull requests are welcome on GitHub at https://github.com/ruby/e2mmap.

License

The gem is available as open source under the terms of the 2-Clause BSD License.