diff options
Diffstat (limited to 'activesupport/lib/active_support/inflector')
-rw-r--r-- | activesupport/lib/active_support/inflector/inflections.rb | 15 | ||||
-rw-r--r-- | activesupport/lib/active_support/inflector/methods.rb | 54 |
2 files changed, 46 insertions, 23 deletions
diff --git a/activesupport/lib/active_support/inflector/inflections.rb b/activesupport/lib/active_support/inflector/inflections.rb index 90bb62f57b..13b23d627a 100644 --- a/activesupport/lib/active_support/inflector/inflections.rb +++ b/activesupport/lib/active_support/inflector/inflections.rb @@ -1,3 +1,5 @@ +require 'active_support/core_ext/array/prepend_and_append' + module ActiveSupport module Inflector # A singleton instance of this class is yielded by Inflector.inflections, which can then be used to specify additional @@ -26,6 +28,13 @@ module ActiveSupport @plurals, @singulars, @uncountables, @humans, @acronyms, @acronym_regex = [], [], [], [], {}, /(?=a)b/ end + # Private, for the test suite. + def initialize_dup(orig) + %w(plurals singulars uncountables humans acronyms acronym_regex).each do |scope| + instance_variable_set("@#{scope}", orig.send(scope).dup) + end + end + # Specifies a new acronym. An acronym must be specified as it will appear in a camelized string. An underscore # string that contains the acronym will retain the acronym when passed to `camelize`, `humanize`, or `titleize`. # A camelized string that contains the acronym will maintain the acronym when titleized or humanized, and will @@ -82,7 +91,7 @@ module ActiveSupport def plural(rule, replacement) @uncountables.delete(rule) if rule.is_a?(String) @uncountables.delete(replacement) - @plurals.insert(0, [rule, replacement]) + @plurals.prepend([rule, replacement]) end # Specifies a new singularization rule and its replacement. The rule can either be a string or a regular expression. @@ -90,7 +99,7 @@ module ActiveSupport def singular(rule, replacement) @uncountables.delete(rule) if rule.is_a?(String) @uncountables.delete(replacement) - @singulars.insert(0, [rule, replacement]) + @singulars.prepend([rule, replacement]) end # Specifies a new irregular that applies to both pluralization and singularization at the same time. This can only be used @@ -134,7 +143,7 @@ module ActiveSupport # human /_cnt$/i, '\1_count' # human "legacy_col_person_name", "Name" def human(rule, replacement) - @humans.insert(0, [rule, replacement]) + @humans.prepend([rule, replacement]) end # Clears the loaded inflections within a given scope (default is <tt>:all</tt>). diff --git a/activesupport/lib/active_support/inflector/methods.rb b/activesupport/lib/active_support/inflector/methods.rb index 12dc86aeac..4cebad742f 100644 --- a/activesupport/lib/active_support/inflector/methods.rb +++ b/activesupport/lib/active_support/inflector/methods.rb @@ -1,3 +1,5 @@ +# encoding: utf-8 + require 'active_support/inflector/inflections' module ActiveSupport @@ -92,9 +94,9 @@ module ActiveSupport # "author_id" # => "Author" def humanize(lower_case_and_underscored_word) result = lower_case_and_underscored_word.to_s.dup - inflections.humans.each { |(rule, replacement)| break if result.gsub!(rule, replacement) } + inflections.humans.each { |(rule, replacement)| break if result.sub!(rule, replacement) } result.gsub!(/_id$/, "") - result.gsub!(/_/, ' ') + result.tr!('_', ' ') result.gsub(/([a-z\d]*)/i) { |match| "#{inflections.acronyms[match] || match.downcase}" }.gsub(/^\w/) { $&.upcase } @@ -112,7 +114,7 @@ module ActiveSupport # "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])/) { $1.capitalize } end # Create the name of a table like Rails does for models to table names. This method @@ -146,7 +148,7 @@ module ActiveSupport # Example: # "puni_puni" # => "puni-puni" def dasherize(underscored_word) - underscored_word.gsub(/_/, '-') + underscored_word.tr('_', '-') end # Removes the module part from the expression in the string: @@ -210,11 +212,9 @@ module ActiveSupport names = camel_cased_word.split('::') names.shift if names.empty? || names.first.empty? - constant = Object - names.each do |name| - constant = constant.const_get(name, false) + names.inject(Object) do |constant, name| + constant.const_get(name, false) end - constant end # Tries to find a constant with the name specified in the argument string: @@ -250,6 +250,29 @@ module ActiveSupport end end + # 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" + # ordinal(1003) # => "rd" + # ordinal(-11) # => "th" + # ordinal(-1021) # => "st" + def ordinal(number) + if (11..13).include?(number.to_i.abs % 100) + "th" + else + case number.to_i.abs % 10 + when 1; "st" + when 2; "nd" + when 3; "rd" + else "th" + end + end + end + # Turns a number into an ordinal string used to denote the position in an # ordered sequence such as 1st, 2nd, 3rd, 4th. # @@ -261,16 +284,7 @@ module ActiveSupport # ordinalize(-11) # => "-11th" # ordinalize(-1021) # => "-1021st" def ordinalize(number) - if (11..13).include?(number.to_i.abs % 100) - "#{number}th" - else - case number.to_i.abs % 10 - when 1; "#{number}st" - when 2; "#{number}nd" - when 3; "#{number}rd" - else "#{number}th" - end - end + "#{number}#{ordinal(number)}" end private @@ -294,10 +308,10 @@ module ActiveSupport def apply_inflections(word, rules) result = word.to_s.dup - if word.empty? || inflections.uncountables.any? { |inflection| result =~ /\b#{inflection}\Z/i } + if word.empty? || inflections.uncountables.include?(result.downcase[/\b\w+\Z/]) result else - rules.each { |(rule, replacement)| break if result.gsub!(rule, replacement) } + rules.each { |(rule, replacement)| break if result.sub!(rule, replacement) } result end end |