pre-commit

#!/usr/bin/env ruby

# Validates that you don't commit forbidden keywords to the repo
# You can skip this checking with 'git commit --no-verify'

exit 0 if ARGV.include?('--no-verify')
# Update this list with your own forbidden keywords
KEYWORDS = [
  'binding.pry',
  'debugger',
  'byebug',
  'And pause',
]

def red(text)    "\033[31m#{text}\033[0m"; end
def yellow(text) "\033[33m#{text}\033[0m"; end

# list all the files staged for commit
files_changed = %x(git diff --cached --name-only --).split
#FORBIDDEN_BRANCHES = ["staging", "master"]
FORBIDDEN_BRANCHES = []

def current_branch()
  branches = `git branch --no-color`.split(/\n/)
  current = branches.select{ |b| b =~ /\s*\*/ }.first
  current.gsub(/[\*\s]/, "")
end
branch = current_branch

if (FORBIDDEN_BRANCHES.include?(branch))
  puts
  puts " STOP THE PRESS!"
  puts " You are trying to commit on the *#{branch}* branch."
  puts " Surely you don't mean that?"
  puts
  puts " If you really do, force the commit by adding --no-verify to the command."
  puts

  exit 1
end

# search files for keywords
%x(git grep -q -E "#{KEYWORDS.join('|')}" #{files_changed.join(' ')})
if $?.exitstatus.zero?
  puts "# Check following lines:"
  files_changed.each do |file|
    KEYWORDS.each do |keyword|
      %x(git grep -q "#{keyword}" #{file})
      if $?.exitstatus.zero?
        line = %x(git grep -n "#{keyword}" #{file} | awk -F ":" '{print $2}').split.join(', ')
        puts "#\t#{red(file)}:#{line} contains #{yellow keyword}."
      end
    end
  end
  puts "Use 'git commit --no-verify' to skip this validation"
  exit 1
end