#!/usr/bin/env ruby
# coding: utf-8

require 'space2hyphen'

CREATE_FLAGS = %w(-c --create)

args = ARGV.reject { |arg| CREATE_FLAGS.include?(arg) }
hyphen_include_sentence = Space2hyphen.convert(args)

result =
  if ARGV.include?('-c') || ARGV.include?('--create')
    if Space2hyphen.create_new_branch(hyphen_include_sentence)
      "Switched to a new branch '#{hyphen_include_sentence}'"
    else
      "fatal: A branch named '#{hyphen_include_sentence}' already exists."
    end
  else
    hyphen_include_sentence
  end

puts result