Class: ActiveSupport::FileWatcher

Inherits:
Object
  • Object
show all
Defined in:
lib/active_support/file_watcher.rb

Defined Under Namespace

Classes: Backend

Instance Method Summary collapse

Constructor Details

#initializeFileWatcher

Returns a new instance of FileWatcher.



14
15
16
# File 'lib/active_support/file_watcher.rb', line 14

def initialize
  @regex_matchers = {}
end

Instance Method Details

#trigger(files) ⇒ Object



22
23
24
25
26
27
28
29
30
31
32
33
34
# File 'lib/active_support/file_watcher.rb', line 22

def trigger(files)
  trigger_files = Hash.new { |h,k| h[k] = Hash.new { |h2,k2| h2[k2] = [] } }

  files.each do |file, state|
    @regex_matchers.each do |pattern, block|
      trigger_files[block][state] << file if pattern === file
    end
  end

  trigger_files.each do |block, payload|
    block.call payload
  end
end

#watch(pattern, &block) ⇒ Object



18
19
20
# File 'lib/active_support/file_watcher.rb', line 18

def watch(pattern, &block)
  @regex_matchers[pattern] = block
end