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@@ -1,7 +1,12 @@
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-*1.4.0 RC2* (r5847, January 4th, 2007)
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+*SVN*
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+
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+* Document Inflector.ordinalize and merge docs from String inflections.  #7023 [smeade]
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 * Unbundle flexmock.  [Jeremy Kemper]
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+
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+*1.4.0 RC2* (r5847, January 4th, 2007)
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+
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 * Fix Dependencies.autoloaded? to ignore anonymous modules. Closes #6561. [Nicholas Seckar]
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 * Update load once paths to prevent nested once constants from being detected and claimed by an external non-once load. [Nicholas Seckar]

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@@ -1,11 +1,17 @@
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-require File.dirname(__FILE__) + '/../../inflector' unless defined? Inflector
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+require 'active_support/inflector'
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+
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 module ActiveSupport #:nodoc:
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   module CoreExtensions #:nodoc:
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     module Integer #:nodoc:
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       module Inflections
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-        # 1.ordinalize  # => "1st"
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-        # 3.ordinalize  # => "3rd"
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-        # 10.ordinalize # => "10th"
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+        # Ordinalize turns a number into an ordinal string used to denote the
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+        # position in an ordered sequence such as 1st, 2nd, 3rd, 4th.
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+        #
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+        # Examples
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+        #   1.ordinalize    # => "1st"
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+        #   2.ordinalize    # => "2nd"
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+        #   1002.ordinalize # => "1002nd"
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+        #   1003.ordinalize # => "1003rd"
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         def ordinalize
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           Inflector.ordinalize(self)
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         end

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@@ -1,4 +1,4 @@
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-require File.dirname(__FILE__) + '/../../inflector' unless defined? Inflector
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+require 'active_support/inflector'
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 module ActiveSupport #:nodoc:
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   module CoreExtensions #:nodoc:

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@@ -1,9 +1,9 @@
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-require 'singleton' 
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+require 'singleton'
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 # The Inflector transforms words from singular to plural, class names to table names, modularized class names to ones without,
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 # and class names to foreign keys. The default inflections for pluralization, singularization, and uncountable words are kept
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 # in inflections.rb.
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-module Inflector 
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+module Inflector
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   # A singleton instance of this class is yielded by Inflector.inflections, which can then be used to specify additional
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   # inflection rules. Examples:
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   #
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@@ -21,20 +21,20 @@ module Inflector
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   # already have been loaded.
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   class Inflections
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     include Singleton
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-    
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+
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     attr_reader :plurals, :singulars, :uncountables
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-    
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+
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     def initialize
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       @plurals, @singulars, @uncountables = [], [], []
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     end
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-    
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-    # Specifies a new pluralization rule and its replacement. The rule can either be a string or a regular expression. 
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+
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+    # Specifies a new pluralization rule and its replacement. The rule can either be a string or a regular expression.
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     # The replacement should always be a string that may include references to the matched data from the rule.
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     def plural(rule, replacement)
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       @plurals.insert(0, [rule, replacement])
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     end
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-    
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-    # Specifies a new singularization rule and its replacement. The rule can either be a string or a regular expression. 
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+
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+    # Specifies a new singularization rule and its replacement. The rule can either be a string or a regular expression.
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     # The replacement should always be a string that may include references to the matched data from the rule.
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     def singular(rule, replacement)
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       @singulars.insert(0, [rule, replacement])
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@@ -42,7 +42,7 @@ module Inflector
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     # Specifies a new irregular that applies to both pluralization and singularization at the same time. This can only be used
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     # for strings, not regular expressions. You simply pass the irregular in singular and plural form.
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-    # 
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+    #
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     # Examples:
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     #   irregular 'octopus', 'octopi'
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     #   irregular 'person', 'people'
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@@ -50,9 +50,9 @@ module Inflector
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       plural(Regexp.new("(#{singular[0,1]})#{singular[1..-1]}$", "i"), '\1' + plural[1..-1])
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       singular(Regexp.new("(#{plural[0,1]})#{plural[1..-1]}$", "i"), '\1' + singular[1..-1])
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     end
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-    
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+
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     # Add uncountable words that shouldn't be attempted inflected.
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-    # 
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+    #
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     # Examples:
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     #   uncountable "money"
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     #   uncountable "money", "information"
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@@ -60,7 +60,7 @@ module Inflector
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     def uncountable(*words)
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       (@uncountables << words).flatten!
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     end
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-    
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+
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     # Clears the loaded inflections within a given scope (default is :all). Give the scope as a symbol of the inflection type,
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     # the options are: :plurals, :singulars, :uncountables
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     #
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@@ -87,6 +87,15 @@ module Inflector
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     end
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   end
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+  # Returns the plural form of the word in the string.
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+  #
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+  # Examples
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+  #   "post".pluralize #=> "posts"
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+  #   "octopus".pluralize #=> "octopi"
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+  #   "sheep".pluralize #=> "sheep"
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+  #   "words".pluralize #=> "words"
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+  #   "the blue mailman".pluralize #=> "the blue mailmen"
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+  #   "CamelOctopus".pluralize #=> "CamelOctopi"
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   def pluralize(word)
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     result = word.to_s.dup
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@@ -98,6 +107,15 @@ module Inflector
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     end
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   end
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+  # The reverse of pluralize, returns the singular form of a word in a string.
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+  #
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+  # Examples
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+  #   "posts".singularize #=> "post"
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+  #   "octopi".singularize #=> "octopus"
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+  #   "sheep".singluarize #=> "sheep"
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+  #   "word".singluarize #=> "word"
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+  #   "the blue mailmen".singularize #=> "the blue mailman"
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+  #   "CamelOctopi".singularize #=> "CamelOctopus"
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   def singularize(word)
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     result = word.to_s.dup
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@@ -109,6 +127,16 @@ module Inflector
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     end
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   end
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+  # By default, camelize converts strings to UpperCamelCase. If the argument to camelize
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+  # is set to ":lower" then camelize produces lowerCamelCase.
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+  #
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+  # camelize will also convert '/' to '::' which is useful for converting paths to namespaces
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+  #
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+  # Examples
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+  #   "active_record".camelize #=> "ActiveRecord"
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+  #   "active_record".camelize(:lower) #=> "activeRecord"
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+  #   "active_record/errors".camelize #=> "ActiveRecord::Errors"
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+  #   "active_record/errors".camelize(:lower) #=> "activeRecord::Errors"
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   def camelize(lower_case_and_underscored_word, first_letter_in_uppercase = true)
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     if first_letter_in_uppercase
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       lower_case_and_underscored_word.to_s.gsub(/\/(.?)/) { "::" + $1.upcase }.gsub(/(^|_)(.)/) { $2.upcase }
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@@ -117,10 +145,26 @@ module Inflector
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     end
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   end
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+  # Capitalizes all the words and replaces some characters in the string to create
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+  # a nicer looking title. Titleize is meant for creating pretty output. It is not
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+  # used in the Rails internals.
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+  #
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+  # titleize is also aliased as as titlecase
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+  #
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+  # Examples
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+  #   "man from the boondocks".titleize #=> "Man From The Boondocks"
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+  #   "x-men: the last stand".titleize #=> "X Men: The Last Stand"
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   def titleize(word)
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     humanize(underscore(word)).gsub(/\b([a-z])/) { $1.capitalize }
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   end
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-  
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+
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+  # The reverse of +camelize+. Makes an underscored form from the expression in the string.
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+  #
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+  # Changes '::' to '/' to convert namespaces to paths.
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+  #
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+  # Examples
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+  #   "ActiveRecord".underscore #=> "active_record"
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+  #   "ActiveRecord::Errors".underscore #=> active_record/errors
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   def underscore(camel_cased_word)
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     camel_cased_word.to_s.gsub(/::/, '/').
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       gsub(/([A-Z]+)([A-Z][a-z])/,'\1_\2').
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@@ -128,40 +172,93 @@ module Inflector
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       tr("-", "_").
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       downcase
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   end
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-  
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+
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+  # Replaces underscores with dashes in the string.
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+  #
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+  # Example
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+  #   "puni_puni" #=> "puni-puni"
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   def dasherize(underscored_word)
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     underscored_word.gsub(/_/, '-')
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   end
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+  # Capitalizes the first word and turns underscores into spaces and strips _id.
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+  # Like titleize, this is meant for creating pretty output.
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+  #
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+  # Examples
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+  #   "employee_salary" #=> "Employee salary"
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+  #   "author_id" #=> "Author"
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   def humanize(lower_case_and_underscored_word)
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     lower_case_and_underscored_word.to_s.gsub(/_id$/, "").gsub(/_/, " ").capitalize
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   end
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+  # Removes the module part from the expression in the string
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+  #
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+  # Examples
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+  #   "ActiveRecord::CoreExtensions::String::Inflections".demodulize #=> "Inflections"
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+  #   "Inflections".demodulize #=> "Inflections"
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   def demodulize(class_name_in_module)
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     class_name_in_module.to_s.gsub(/^.*::/, '')
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   end
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+  # Create the name of a table like Rails does for models to table names. This method
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+  # uses the pluralize method on the last word in the string.
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+  #
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+  # Examples
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+  #   "RawScaledScorer".tableize #=> "raw_scaled_scorers"
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+  #   "egg_and_ham".tableize #=> "egg_and_hams"
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+  #   "fancyCategory".tableize #=> "fancy_categories"
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   def tableize(class_name)
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     pluralize(underscore(class_name))
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   end
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-  
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+
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+  # Create a class name from a table name like Rails does for table names to models.
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+  # Note that this returns a string and not a Class. (To convert to an actual class
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+  # follow classify with constantize.)
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+  #
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+  # Examples
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+  #   "egg_and_hams".classify #=> "EggAndHam"
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+  #   "post".classify #=> "Post"
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   def classify(table_name)
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     # strip out any leading schema name
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     camelize(singularize(table_name.to_s.sub(/.*\./, '')))
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   end
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+  # Creates a foreign key name from a class name.
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+  # +separate_class_name_and_id_with_underscore+ sets whether
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+  # the method should put '_' between the name and 'id'.
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+  #
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+  # Examples
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+  #   "Message".foreign_key #=> "message_id"
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+  #   "Message".foreign_key(false) #=> "messageid"
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+  #   "Admin::Post".foreign_key #=> "post_id"
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   def foreign_key(class_name, separate_class_name_and_id_with_underscore = true)
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     underscore(demodulize(class_name)) + (separate_class_name_and_id_with_underscore ? "_id" : "id")
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   end
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+  # Constantize tries to find a declared constant with the name specified
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+  # in the string. It raises a NameError when the name is not in CamelCase
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+  # or is not initialized.
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+  #
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+  # Examples
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+  #   "Module".constantize #=> Module
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+  #   "Class".constantize #=> Class
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   def constantize(camel_cased_word)
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-    raise NameError, "#{camel_cased_word.inspect} is not a valid constant name!" unless
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-      /^(::)?([A-Z]\w*)(::[A-Z]\w*)*$/ =~ camel_cased_word
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-    
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+    unless /^(::)?([A-Z]\w*)(::[A-Z]\w*)*$/ =~ camel_cased_word
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+      raise NameError, "#{camel_cased_word.inspect} is not a valid constant name!"
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+    end
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+
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     camel_cased_word = "::#{camel_cased_word}" unless $1
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     Object.module_eval(camel_cased_word, __FILE__, __LINE__)
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   end
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+  # Ordinalize turns a number into an ordinal string used to denote the
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+  # position in an ordered sequence such as 1st, 2nd, 3rd, 4th.
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+  #
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+  # Examples
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+  #   ordinalize(1)     # => "1st"
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+  #   ordinalize(2)     # => "2nd"
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+  #   ordinalize(1002)  # => "1002nd"
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+  #   ordinalize(1003)  # => "1003rd"
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   def ordinalize(number)
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     if (11..13).include?(number.to_i % 100)
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       "#{number}th"