/usr/bin/guard is in ruby-guard 2.14.2-2.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 | #!/usr/bin/ruby
require "pathname"
class GuardReloader
class Config
def using_rubygems?
ENV["RUBYGEMS_GEMDEPS"]
end
def setup_rubygems_for_deps
require "rubygems"
end
def current_bundler_gemfile
ENV["BUNDLE_GEMFILE"]
end
def using_bundler?
ENV["BUNDLE_GEMFILE"]
end
def setup_bundler_env(gemfile)
ENV["BUNDLE_GEMFILE"] = gemfile
end
def setup_bundler
require "rubygems"
require "bundler/setup"
end
def program_path
Pathname(__FILE__)
end
def program_arguments
ARGV
end
def windows?
Gem.win_platform?
end
def exit_with(code)
exit(code)
end
def spawn_with(*args)
spawn(*args)
end
def wait_ignoring_interrupts(pid)
Process.wait2(pid)[1].exitstatus
rescue Interrupt
retry
rescue Errno::ECHILD
1
end
def exist?(path)
path.exist?
end
def guard_core_path
"/usr/bin/_guard-core"
end
end
attr_reader :config
def initialize(config)
@config = config
end
def setup
return config.setup_bundler if config.using_bundler?
return config.setup_rubygems_for_deps if config.using_rubygems?
# No dependency management detected - check if binstubbed by bundler
relative_to_binstub = config.program_path + "../../Gemfile"
if config.exist?(relative_to_binstub)
config.setup_bundler_env(relative_to_binstub.to_s)
config.setup_bundler
return
end
unless config.exist?(Pathname("Gemfile"))
# Running guard with bare ruby here - it's up to the user
# to setup/install missing deps
return
end
STDERR.puts "Warning: you have a Gemfile, but you're not using"\
" bundler or RUBYGEMS_GEMDEPS"
end
def auto_restart
args = [Gem.ruby, config.guard_core_path] + config.program_arguments
loop do
exitcode = config.wait_ignoring_interrupts(config.spawn_with(*args))
config.exit_with(exitcode) if exitcode != 2
end
end
end
unless ENV["GUARD_SPECS_RUNNING"]
config = GuardReloader::Config.new
reloader = GuardReloader.new(config)
reloader.setup
reloader.auto_restart
end
|