class Github::Client::Repos::Collaborators

def add(*args)
  arguments(args, required: [:user, :repo, :username])
  put_request("/repos/#{arguments.user}/#{arguments.repo}/collaborators/#{arguments.username}", arguments.params)
end

def collaborator?(*args)
  arguments(args, required: [:user, :repo, :username])
  get_request("/repos/#{arguments.user}/#{arguments.repo}/collaborators/#{arguments.username}", arguments.params)
  true
rescue Github::Error::NotFound
  false
end

def list(*args)
  arguments(args, required: [:user, :repo])
  params = arguments.params
  response = get_request("/repos/#{arguments.user}/#{arguments.repo}/collaborators", arguments.params)
  return response unless block_given?
  response.each { |el| yield el }
end

def remove(*args)
  arguments(args, required: [:user, :repo, :username])
  delete_request("/repos/#{arguments.user}/#{arguments.repo}/collaborators/#{arguments.username}", arguments.params)
end