Class: Merb::BootLoader::ReloadClasses

Inherits:
Merb::BootLoader show all
Defined in:
lib/merb-core/bootloader.rb

Defined Under Namespace

Classes: TimedExecutor

Class Method Summary collapse

Methods inherited from Merb::BootLoader

after, after_app_loads, before, before_app_loads, before_master_shutdown, before_worker_shutdown, default_framework, finished?, inherited, move_klass

Class Method Details

.build_paths ⇒ Object

Returns a list of the paths on the merb application stack

Returns

nil

:api: private



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# File 'lib/merb-core/bootloader.rb', line 1436

def self.build_paths
  paths = []
  Merb.load_paths.each do |path_name, file_info|
    path, glob = file_info
    next unless glob
    paths << Dir[path / glob]
  end

  if Merb.dir_for(:application) && File.file?(Merb.dir_for(:application))
    paths << Merb.dir_for(:application)
  end

  paths.flatten!

  return paths
end

.reload(paths = []) ⇒ Object

Reloads all files which have been modified since they were last loaded.

Returns

nil

:api: private



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# File 'lib/merb-core/bootloader.rb', line 1419

def self.reload(paths = [])
  paths.each do |file|
    next if LoadClasses::MTIMES[file] &&
      LoadClasses::MTIMES[file] == File.mtime(file)

    LoadClasses.reload(file)
  end

  nil
end

.reload! ⇒ Object

Reloads all the files on the Merb application path

Returns

nil

:api: private



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# File 'lib/merb-core/bootloader.rb', line 1409

def self.reload!
  reload(build_paths)
end

.run ⇒ Object

Set up the class reloader if class reloading is enabled. This checks periodically for modifications to files loaded by the LoadClasses BootLoader and reloads them when they are modified.

Returns

nil

:api: plugin



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# File 'lib/merb-core/bootloader.rb', line 1392

def self.run
  return unless Merb::Config[:reload_classes]

  TimedExecutor.every(Merb::Config[:reload_time] || 0.5) do
    GC.start
    reload!
  end

  nil
end