diff options
Diffstat (limited to 'activesupport/lib/active_support/inflector/methods.rb')
| -rw-r--r-- | activesupport/lib/active_support/inflector/methods.rb | 46 |
1 files changed, 26 insertions, 20 deletions
diff --git a/activesupport/lib/active_support/inflector/methods.rb b/activesupport/lib/active_support/inflector/methods.rb index 48ea5653c7..2acc6ddee5 100644 --- a/activesupport/lib/active_support/inflector/methods.rb +++ b/activesupport/lib/active_support/inflector/methods.rb @@ -1,3 +1,5 @@ +# encoding: utf-8 + require 'active_support/inflector/inflections' module ActiveSupport @@ -14,7 +16,6 @@ module ActiveSupport # Returns the plural form of the word in the string. # - # Examples: # "post".pluralize # => "posts" # "octopus".pluralize # => "octopi" # "sheep".pluralize # => "sheep" @@ -26,7 +27,6 @@ module ActiveSupport # The reverse of +pluralize+, returns the singular form of a word in a string. # - # Examples: # "posts".singularize # => "post" # "octopi".singularize # => "octopus" # "sheep".singularize # => "sheep" @@ -41,7 +41,6 @@ module ActiveSupport # # +camelize+ will also convert '/' to '::' which is useful for converting paths to namespaces. # - # Examples: # "active_model".camelize # => "ActiveModel" # "active_model".camelize(:lower) # => "activeModel" # "active_model/errors".camelize # => "ActiveModel::Errors" @@ -65,7 +64,6 @@ module ActiveSupport # # Changes '::' to '/' to convert namespaces to paths. # - # Examples: # "ActiveModel".underscore # => "active_model" # "ActiveModel::Errors".underscore # => "active_model/errors" # @@ -75,7 +73,7 @@ module ActiveSupport # "SSLError".underscore.camelize # => "SslError" def underscore(camel_cased_word) word = camel_cased_word.to_s.dup - word.gsub!(/::/, '/') + word.gsub!('::', '/') word.gsub!(/(?:([A-Za-z\d])|^)(#{inflections.acronym_regex})(?=\b|[^a-z])/) { "#{$1}#{$1 && '_'}#{$2.downcase}" } word.gsub!(/([A-Z\d]+)([A-Z][a-z])/,'\1_\2') word.gsub!(/([a-z\d])([A-Z])/,'\1_\2') @@ -87,7 +85,6 @@ module ActiveSupport # Capitalizes the first word and turns underscores into spaces and strips a # trailing "_id", if any. Like +titleize+, this is meant for creating pretty output. # - # Examples: # "employee_salary" # => "Employee salary" # "author_id" # => "Author" def humanize(lower_case_and_underscored_word) @@ -104,21 +101,19 @@ module ActiveSupport # a nicer looking title. +titleize+ is meant for creating pretty output. It is not # used in the Rails internals. # - # +titleize+ is also aliased as as +titlecase+. + # +titleize+ is also aliased as +titlecase+. # - # Examples: # "man from the boondocks".titleize # => "Man From The Boondocks" # "x-men: the last stand".titleize # => "X Men: The Last Stand" # "TheManWithoutAPast".titleize # => "The Man Without A Past" # "raiders_of_the_lost_ark".titleize # => "Raiders Of The Lost Ark" def titleize(word) - humanize(underscore(word)).gsub(/\b('?[a-z])/) { $1.capitalize } + humanize(underscore(word)).gsub(/\b(?<!['’`])[a-z]/) { $&.capitalize } end # Create the name of a table like Rails does for models to table names. This method # uses the +pluralize+ method on the last word in the string. # - # Examples # "RawScaledScorer".tableize # => "raw_scaled_scorers" # "egg_and_ham".tableize # => "egg_and_hams" # "fancyCategory".tableize # => "fancy_categories" @@ -130,7 +125,6 @@ module ActiveSupport # Note that this returns a string and not a Class. (To convert to an actual class # follow +classify+ with +constantize+.) # - # Examples: # "egg_and_hams".classify # => "EggAndHam" # "posts".classify # => "Post" # @@ -143,8 +137,7 @@ module ActiveSupport # Replaces underscores with dashes in the string. # - # Example: - # "puni_puni" # => "puni-puni" + # "puni_puni".dasherize # => "puni-puni" def dasherize(underscored_word) underscored_word.tr('_', '-') end @@ -181,7 +174,6 @@ module ActiveSupport # +separate_class_name_and_id_with_underscore+ sets whether # the method should put '_' between the name and 'id'. # - # Examples: # "Message".foreign_key # => "message_id" # "Message".foreign_key(false) # => "messageid" # "Admin::Post".foreign_key # => "post_id" @@ -206,12 +198,29 @@ module ActiveSupport # # NameError is raised when the name is not in CamelCase or the constant is # unknown. - def constantize(camel_cased_word) #:nodoc: + def constantize(camel_cased_word) names = camel_cased_word.split('::') names.shift if names.empty? || names.first.empty? - + names.inject(Object) do |constant, name| - constant.const_get(name, false) + if constant == Object + constant.const_get(name) + else + candidate = constant.const_get(name) + next candidate if constant.const_defined?(name, false) + next candidate unless Object.const_defined?(name) + + # Go down the ancestors to check it it's owned + # directly before we reach Object or the end of ancestors. + constant = constant.ancestors.inject do |const, ancestor| + break const if ancestor == Object + break ancestor if ancestor.const_defined?(name, false) + const + end + + # owner is in Object, so raise + constant.const_get(name, false) + end end end @@ -251,7 +260,6 @@ module ActiveSupport # Returns the suffix that should be added to a number to denote the position # in an ordered sequence such as 1st, 2nd, 3rd, 4th. # - # Examples: # ordinal(1) # => "st" # ordinal(2) # => "nd" # ordinal(1002) # => "nd" @@ -274,7 +282,6 @@ module ActiveSupport # Turns a number into an ordinal string used to denote the position in an # ordered sequence such as 1st, 2nd, 3rd, 4th. # - # Examples: # ordinalize(1) # => "1st" # ordinalize(2) # => "2nd" # ordinalize(1002) # => "1002nd" @@ -300,7 +307,6 @@ module ActiveSupport # Applies inflection rules for +singularize+ and +pluralize+. # - # Examples: # apply_inflections("post", inflections.plurals) # => "posts" # apply_inflections("posts", inflections.singulars) # => "post" def apply_inflections(word, rules) |