Class ActionView::Digestor < Object

# File actionpack/lib/action_view/digestor.rb, line 12
def digest(name, format, finder, options = {})
  cache_key = ([name, format] + Array.wrap(options[:dependencies])).join('.')
  # this is a correctly done double-checked locking idiom
  # (ThreadSafe::Cache's lookups have volatile semantics)
  @@cache[cache_key] || @@digest_monitor.synchronize do
    @@cache.fetch(cache_key) do # re-check under lock
      compute_and_store_digest(cache_key, name, format, finder, options)
    end
  end
end

# File actionpack/lib/action_view/digestor.rb, line 47
def initialize(name, format, finder, options={})
  @name, @format, @finder, @options = name, format, finder, options
end

# File actionpack/lib/action_view/digestor.rb, line 60
def dependencies
  DependencyTracker.find_dependencies(name, template)
rescue ActionView::MissingTemplate
  [] # File doesn't exist, so no dependencies
end

# File actionpack/lib/action_view/digestor.rb, line 51
def digest
  Digest::MD5.hexdigest("#{source}-#{dependency_digest}").tap do |digest|
    logger.try :info, "Cache digest for #{name}.#{format}: #{digest}"
  end
rescue ActionView::MissingTemplate
  logger.try :error, "Couldn't find template for digesting: #{name}.#{format}"
  ''
end

# File actionpack/lib/action_view/digestor.rb, line 66
def nested_dependencies
  dependencies.collect do |dependency|
    dependencies = PartialDigestor.new(dependency, format, finder).nested_dependencies
    dependencies.any? ? { dependency => dependencies } : dependency
  end
end