module Byebug::Helpers::PathHelper

def all_files
  @all_files ||= gem_files + test_files
end

def bin_file
  @bin_file ||= Gem.bin_path('byebug', 'byebug')
end

def expand_from_root(glob)
  Dir.glob(File.expand_path(glob, root_path))
end

def ext_files
  @ext_files ||= expand_from_root('ext/**/*.{c,h,rb}')
end

def gem_files
  @gem_files ||= [bin_file] + lib_files + ext_files
end

def lib_files
  @lib_files ||= expand_from_root('lib/**/*.{rb,yml}')
end

def root_path
  @root_path ||= File.expand_path('../..', bin_file)
end

def test_files
  @test_files ||= expand_from_root('test/**/*.rb')
end