Class: Guard::RailsRunner

Inherits:
Object
  • Object
show all
Defined in:
lib/guard/rails/runner.rb

Constant Summary collapse

MAX_WAIT_COUNT = 
10

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(options) ⇒ RailsRunner

Returns a new instance of RailsRunner.



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# File 'lib/guard/rails/runner.rb', line 9

def initialize(options)
  @options = options
  @root = options[:root] ? File.expand_path(options[:root]) : Dir.pwd
end

Instance Attribute Details

#options ⇒ Object (readonly)

Returns the value of attribute options.



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# File 'lib/guard/rails/runner.rb', line 7

def options
  @options
end

Instance Method Details

#build_command ⇒ Object 



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# File 'lib/guard/rails/runner.rb', line 37

def build_command
  command = build_cli_command if options[:CLI]
  command ||= build_zeus_command if options[:zeus]
  command ||= build_rails_command
  "sh -c 'cd \"#{@root}\" && #{command} &'"
end

#environment ⇒ Object 



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# File 'lib/guard/rails/runner.rb', line 44

def environment
  rails_env = if options[:zeus]
                nil
              else
                options[:environment]
              end

  { "RAILS_ENV" => rails_env }
end

#pid ⇒ Object 



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# File 'lib/guard/rails/runner.rb', line 58

def pid
  File.file?(pid_file) ? File.read(pid_file).to_i : nil
end

#pid_file ⇒ Object 



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# File 'lib/guard/rails/runner.rb', line 54

def pid_file
  File.expand_path(options[:pid_file] || File.join(@root, "tmp/pids/#{options[:environment]}.pid"))
end

#restart ⇒ Object 



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# File 'lib/guard/rails/runner.rb', line 32

def restart
  stop
  start
end

#sleep_time ⇒ Object 



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# File 'lib/guard/rails/runner.rb', line 62

def sleep_time
  options[:timeout].to_f / MAX_WAIT_COUNT.to_f
end

#start ⇒ Object 



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# File 'lib/guard/rails/runner.rb', line 14

def start
  kill_unmanaged_pid! if options[:force_run]
  run_rails_command!
  wait_for_pid
end

#stop ⇒ Object 



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# File 'lib/guard/rails/runner.rb', line 20

def stop
  if File.file?(pid_file)
    pid = File.read(pid_file).strip
    system "kill -SIGINT #{pid}"
    wait_for_no_pid if $?.exitstatus == 0

    # If you lost your pid_file, you are already died.
    system "kill -KILL #{pid} >&2 2>/dev/null"
    FileUtils.rm pid_file, :force => true
  end
end