diff options
Diffstat (limited to 'actionview/lib/action_view/digestor.rb')
| -rw-r--r-- | actionview/lib/action_view/digestor.rb | 35 |
1 files changed, 20 insertions, 15 deletions
diff --git a/actionview/lib/action_view/digestor.rb b/actionview/lib/action_view/digestor.rb index 6f2f9ca53c..657026fa14 100644 --- a/actionview/lib/action_view/digestor.rb +++ b/actionview/lib/action_view/digestor.rb @@ -22,23 +22,23 @@ module ActionView # * <tt>finder</tt> - An instance of <tt>ActionView::LookupContext</tt> # * <tt>dependencies</tt> - An array of dependent views # * <tt>partial</tt> - Specifies whether the template is a partial - def digest(options) - options.assert_valid_keys(:name, :finder, :dependencies, :partial) + def digest(name:, finder:, **options) + options.assert_valid_keys(:dependencies, :partial) - cache_key = ([ options[:name], options[:finder].details_key.hash ].compact + Array.wrap(options[:dependencies])).join('.') + cache_key = ([ name, finder.details_key.hash ].compact + Array.wrap(options[:dependencies])).join('.') # this is a correctly done double-checked locking idiom # (Concurrent::Map'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, options) + compute_and_store_digest(cache_key, name, finder, options) end end end private - def compute_and_store_digest(cache_key, options) # called under @@digest_monitor lock - klass = if options[:partial] || options[:name].include?("/_") + def compute_and_store_digest(cache_key, name, finder, options) # called under @@digest_monitor lock + klass = if options[:partial] || name.include?("/_") # Prevent re-entry or else recursive templates will blow the stack. # There is no need to worry about other threads seeing the +false+ value, # as they will then have to wait for this thread to let go of the @@digest_monitor lock. @@ -48,7 +48,7 @@ module ActionView Digestor end - @@cache[cache_key] = stored_digest = klass.new(options).digest + @@cache[cache_key] = stored_digest = klass.new(name, finder, options).digest ensure # something went wrong or ActionView::Resolver.caching? is false, make sure not to corrupt the @@cache @@cache.delete_pair(cache_key, false) if pre_stored && !stored_digest @@ -57,37 +57,42 @@ module ActionView attr_reader :name, :finder, :options - def initialize(options) - @name, @finder = options.values_at(:name, :finder) - @options = options.except(:name, :finder) + def initialize(name, finder, options = {}) + @name, @finder = name, finder + @options = options end def digest Digest::MD5.hexdigest("#{source}-#{dependency_digest}").tap do |digest| - logger.try :debug, " Cache digest for #{template.inspect}: #{digest}" + logger.debug " Cache digest for #{template.inspect}: #{digest}" end rescue ActionView::MissingTemplate - logger.try :error, " Couldn't find template for digesting: #{name}" + logger.error " Couldn't find template for digesting: #{name}" '' end def dependencies DependencyTracker.find_dependencies(name, template, finder.view_paths) rescue ActionView::MissingTemplate - logger.try :error, " '#{name}' file doesn't exist, so no dependencies" + logger.error " '#{name}' file doesn't exist, so no dependencies" [] end def nested_dependencies dependencies.collect do |dependency| - dependencies = PartialDigestor.new(name: dependency, finder: finder).nested_dependencies + dependencies = PartialDigestor.new(dependency, finder).nested_dependencies dependencies.any? ? { dependency => dependencies } : dependency end end private + class NullLogger + def self.debug(_); end + def self.error(_); end + end + def logger - ActionView::Base.logger + ActionView::Base.logger || NullLogger end def logical_name |