diff options
Diffstat (limited to 'activesupport/lib/active_support/inflector')
3 files changed, 23 insertions, 9 deletions
diff --git a/activesupport/lib/active_support/inflector/inflections.rb b/activesupport/lib/active_support/inflector/inflections.rb index a639eddf10..7e5dff1d6d 100644 --- a/activesupport/lib/active_support/inflector/inflections.rb +++ b/activesupport/lib/active_support/inflector/inflections.rb @@ -4,6 +4,7 @@ require "concurrent/map" require "active_support/core_ext/array/prepend_and_append" require "active_support/core_ext/regexp" require "active_support/i18n" +require "active_support/deprecation" module ActiveSupport module Inflector @@ -67,16 +68,21 @@ module ActiveSupport end attr_reader :plurals, :singulars, :uncountables, :humans, :acronyms, :acronym_regex + deprecate :acronym_regex + + attr_reader :acronyms_camelize_regex, :acronyms_underscore_regex # :nodoc: def initialize - @plurals, @singulars, @uncountables, @humans, @acronyms, @acronym_regex = [], [], Uncountables.new, [], {}, /(?=a)b/ + @plurals, @singulars, @uncountables, @humans, @acronyms = [], [], Uncountables.new, [], {} + define_acronym_regex_patterns end # Private, for the test suite. def initialize_dup(orig) # :nodoc: - %w(plurals singulars uncountables humans acronyms acronym_regex).each do |scope| + %w(plurals singulars uncountables humans acronyms).each do |scope| instance_variable_set("@#{scope}", orig.send(scope).dup) end + define_acronym_regex_patterns end # Specifies a new acronym. An acronym must be specified as it will appear @@ -130,7 +136,7 @@ module ActiveSupport # camelize 'mcdonald' # => 'McDonald' def acronym(word) @acronyms[word.downcase] = word - @acronym_regex = /#{@acronyms.values.join("|")}/ + define_acronym_regex_patterns end # Specifies a new pluralization rule and its replacement. The rule can @@ -221,10 +227,18 @@ module ActiveSupport case scope when :all @plurals, @singulars, @uncountables, @humans = [], [], Uncountables.new, [] - else + else instance_variable_set "@#{scope}", [] end end + + private + + def define_acronym_regex_patterns + @acronym_regex = @acronyms.empty? ? /(?=a)b/ : /#{@acronyms.values.join("|")}/ + @acronyms_camelize_regex = /^(?:#{@acronym_regex}(?=\b|[A-Z_])|\w)/ + @acronyms_underscore_regex = /(?:(?<=([A-Za-z\d]))|\b)(#{@acronym_regex})(?=\b|[^a-z])/ + end end # Yields a singleton instance of Inflector::Inflections so you can specify diff --git a/activesupport/lib/active_support/inflector/methods.rb b/activesupport/lib/active_support/inflector/methods.rb index 3357b5eb32..7e782e2a93 100644 --- a/activesupport/lib/active_support/inflector/methods.rb +++ b/activesupport/lib/active_support/inflector/methods.rb @@ -71,7 +71,7 @@ module ActiveSupport if uppercase_first_letter string = string.sub(/^[a-z\d]*/) { |match| inflections.acronyms[match] || match.capitalize } else - string = string.sub(/^(?:#{inflections.acronym_regex}(?=\b|[A-Z_])|\w)/) { |match| match.downcase } + string = string.sub(inflections.acronyms_camelize_regex) { |match| match.downcase } end string.gsub!(/(?:_|(\/))([a-z\d]*)/i) { "#{$1}#{inflections.acronyms[$2] || $2.capitalize}" } string.gsub!("/".freeze, "::".freeze) @@ -92,7 +92,7 @@ module ActiveSupport def underscore(camel_cased_word) return camel_cased_word unless /[A-Z-]|::/.match?(camel_cased_word) word = camel_cased_word.to_s.gsub("::".freeze, "/".freeze) - word.gsub!(/(?:(?<=([A-Za-z\d]))|\b)(#{inflections.acronym_regex})(?=\b|[^a-z])/) { "#{$1 && '_'.freeze }#{$2.downcase}" } + word.gsub!(inflections.acronyms_underscore_regex) { "#{$1 && '_'.freeze }#{$2.downcase}" } word.gsub!(/([A-Z\d]+)([A-Z][a-z])/, '\1_\2'.freeze) word.gsub!(/([a-z\d])([A-Z])/, '\1_\2'.freeze) word.tr!("-".freeze, "_".freeze) @@ -350,7 +350,7 @@ module ActiveSupport when 1; "st" when 2; "nd" when 3; "rd" - else "th" + else "th" end end end diff --git a/activesupport/lib/active_support/inflector/transliterate.rb b/activesupport/lib/active_support/inflector/transliterate.rb index 9fb3a2e0af..6f2ca4999c 100644 --- a/activesupport/lib/active_support/inflector/transliterate.rb +++ b/activesupport/lib/active_support/inflector/transliterate.rb @@ -73,12 +73,12 @@ module ActiveSupport # parameterize("Donald E. Knuth") # => "donald-e-knuth" # parameterize("^très|Jolie-- ") # => "tres-jolie" # - # To use a custom separator, override the `separator` argument. + # To use a custom separator, override the +separator+ argument. # # parameterize("Donald E. Knuth", separator: '_') # => "donald_e_knuth" # parameterize("^très|Jolie__ ", separator: '_') # => "tres_jolie" # - # To preserve the case of the characters in a string, use the `preserve_case` argument. + # To preserve the case of the characters in a string, use the +preserve_case+ argument. # # parameterize("Donald E. Knuth", preserve_case: true) # => "Donald-E-Knuth" # parameterize("^très|Jolie-- ", preserve_case: true) # => "tres-Jolie" |