1_as_identity_function

1.to_proc returns lambda {|x| x}

Add this line to your application's Gemfile:

gem '1_as_identity_function'

And then execute:

$ bundle

Or install it yourself as:

$ gem install 1_as_identity_function

[1, 2, 3].map(&1)
=> [1, 2, 3]

Yeah.

1. Fork it
2. Create your feature branch (git checkout -b my-new-feature)
3. Commit your changes (git commit -am 'Add some feature')
4. Push to the branch (git push origin my-new-feature)
5. Create new Pull Request

• Add homepage url to gemspec.

• initial release