GEMFILE:

    gem 'first_gem_rb', '~> 0.1.0'

INSTALL:

    $ gem install first_gem_rb

Gem Project Basic Structure

bin
lib
- <gem_name_file>
- <gem_name_dir>
  - version.rb
  - <class_name>.rb
spec
.gitignore
.ruby-version
CHANGELOG.md
LICENSE.txt
README.md
Gemfile
Rakefile
<gem_name>.gemspec

Build Gem

   $ gem build <gem_name>.gemspec

    Successfully built RubyGem
    Name: <gem_name>
    Version: <gem_version>
    File: <gem_name>-<gem_version>.gem

Install Gem Locally

    $ gem install ./<gem_name>-<gem_version>.gem

    Successfully installed <gem_name>-<gem_version>
    1 gem installed

Test Gem Locally

    $ irb

    >> require '<gem_name>'
        => true
    >> FirstGem::Hola.hi
        Hello world!

Deploy Gem on RubyGems

    $ curl -u <user_name> https://rubygems.org/api/v1/api_key.yaml > ~/.gem/credentials; chmod 0600 ~/.gem/credentials

    Enter host password for user '<user_name>':

    $ gem push <gem_name>-<gem_version>.gem

    Pushing gem to RubyGems.org...
    Successfully registered gem: <gem_name> (<gem_version>)

first_gem_rb

Development

Runtime

GEMFILE:

INSTALL:

Gem Project Basic Structure

Build Gem

Install Gem Locally

Test Gem Locally

Deploy Gem on RubyGems

License