overcommit_debugger.rb

# added to .git-hooks/pre_commit/debugger.rb
module Overcommit::Hook::PreCommit
  # Check for Debugger
  class Debugger < Base
    def run
      keywords = config['keywords']
      result = execute(command, args: [keywords.join('|')] + applicable_files)

      unless result.stdout.empty?
        extract_messages(
          result.stdout.split("\n"),
          /^(?<file>(?:\w:)?[^:]+):(?<line>\d+)/,
          lambda { |_type| :warning }
        )
        return :fail, "Debugger detected:\n#{result.stdout}"
      end

      :pass
    end
  end
end