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, default_framework, finished?, inherited, move_klass

Class Method Details

.reload(paths) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

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

Returns

nil



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# File 'lib/merb-core/bootloader.rb', line 1268

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

.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



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# File 'lib/merb-core/bootloader.rb', line 1238

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

  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!

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