jamesmoriarty/interceptor

# Interceptor

[![Code Climate](https://codeclimate.com/github/jamesmoriarty/interceptor/badges/gpa.svg)](https://codeclimate.com/github/jamesmoriarty/interceptor) [![Test Coverage](https://codeclimate.com/github/jamesmoriarty/interceptor/badges/coverage.svg)](https://codeclimate.com/github/jamesmoriarty/interceptor/coverage)

## Usage

```ruby
require 'interceptor'

class Repository
  class << self
    extend Interceptor

    intercept :save do |attributes|
      attributes.length > 0
    end

    def save(attributes)
      attributes
    end
  end
end

Repository.save({}) # => nil
Repository.save({name: 'yiss'}) # => {name: 'yiss'}
```

## Installation

Add this line to your application's Gemfile:

```ruby
gem 'interceptor', github: 'jamesmoriarty/interceptor'
```

And then execute:

    $ bundle

## Development

After checking out the repo, run `bin/setup` to install dependencies. Then, 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` to create a git tag for the version, push git commits and tags, and push the `.gem` file to [rubygems.org](https://rubygems.org).

## Contributing

1. Fork it ( https://github.com/[my-github-username]/interceptor/fork )
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 a new Pull Request