diff options
3 files changed, 35 insertions, 25 deletions
diff --git a/actionpack/lib/action_dispatch/journey/gtg/transition_table.rb b/actionpack/lib/action_dispatch/journey/gtg/transition_table.rb index da0cddd93c..971cb3447f 100644 --- a/actionpack/lib/action_dispatch/journey/gtg/transition_table.rb +++ b/actionpack/lib/action_dispatch/journey/gtg/transition_table.rb @@ -9,8 +9,8 @@ module ActionDispatch attr_reader :memos def initialize - @regexp_states = Hash.new { |h,k| h[k] = {} } - @string_states = Hash.new { |h,k| h[k] = {} } + @regexp_states = {} + @string_states = {} @accepting = {} @memos = Hash.new { |h,k| h[k] = [] } end @@ -111,14 +111,8 @@ module ActionDispatch end def []=(from, to, sym) - case sym - when String - @string_states[from][sym] = to - when Regexp - @regexp_states[from][sym] = to - else - raise ArgumentError, 'unknown symbol: %s' % sym.class - end + to_mappings = states_hash_for(sym)[from] ||= {} + to_mappings[sym] = to end def states @@ -137,18 +131,35 @@ module ActionDispatch private + def states_hash_for(sym) + case sym + when String + @string_states + when Regexp + @regexp_states + else + raise ArgumentError, 'unknown symbol: %s' % sym.class + end + end + def move_regexp(t, a) return [] if t.empty? t.map { |s| - @regexp_states[s].map { |re, v| re === a ? v : nil } + if states = @regexp_states[s] + states.map { |re, v| re === a ? v : nil } + end }.flatten.compact.uniq end def move_string(t, a) return [] if t.empty? - t.map { |s| @string_states[s][a] }.compact + t.map do |s| + if states = @string_states[s] + states[a] + end + end.compact end end end diff --git a/actionpack/lib/action_dispatch/journey/visitors.rb b/actionpack/lib/action_dispatch/journey/visitors.rb index a5b4679fae..9e66cab052 100644 --- a/actionpack/lib/action_dispatch/journey/visitors.rb +++ b/actionpack/lib/action_dispatch/journey/visitors.rb @@ -1,9 +1,12 @@ # encoding: utf-8 + +require 'thread_safe' + module ActionDispatch module Journey # :nodoc: module Visitors # :nodoc: class Visitor # :nodoc: - DISPATCH_CACHE = Hash.new { |h,k| + DISPATCH_CACHE = ThreadSafe::Cache.new { |h,k| h[k] = :"visit_#{k}" } diff --git a/activerecord/lib/active_record/attribute_methods.rb b/activerecord/lib/active_record/attribute_methods.rb index 208da2cb77..bf270c1829 100644 --- a/activerecord/lib/active_record/attribute_methods.rb +++ b/activerecord/lib/active_record/attribute_methods.rb @@ -1,5 +1,6 @@ require 'active_support/core_ext/enumerable' require 'mutex_m' +require 'thread_safe' module ActiveRecord # = Active Record Attribute Methods @@ -29,23 +30,18 @@ module ActiveRecord } class AttributeMethodCache - include Mutex_m - def initialize - super @module = Module.new - @method_cache = {} + @method_cache = ThreadSafe::Cache.new end def [](name) - synchronize do - @method_cache.fetch(name) { - safe_name = name.unpack('h*').first - temp_method = "__temp__#{safe_name}" - ActiveRecord::AttributeMethods::AttrNames.set_name_cache safe_name, name - @module.module_eval method_body(temp_method, safe_name), __FILE__, __LINE__ - @method_cache[name] = @module.instance_method temp_method - } + @method_cache.compute_if_absent(name) do + safe_name = name.unpack('h*').first + temp_method = "__temp__#{safe_name}" + ActiveRecord::AttributeMethods::AttrNames.set_name_cache safe_name, name + @module.module_eval method_body(temp_method, safe_name), __FILE__, __LINE__ + @module.instance_method temp_method end end |