diff options
Diffstat (limited to 'activesupport/lib/active_support/inflector/inflections.rb')
-rw-r--r-- | activesupport/lib/active_support/inflector/inflections.rb | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/activesupport/lib/active_support/inflector/inflections.rb b/activesupport/lib/active_support/inflector/inflections.rb index a639eddf10..6cfa8bb5aa 100644 --- a/activesupport/lib/active_support/inflector/inflections.rb +++ b/activesupport/lib/active_support/inflector/inflections.rb @@ -66,17 +66,21 @@ module ActiveSupport @__instance__[locale] ||= new end - attr_reader :plurals, :singulars, :uncountables, :humans, :acronyms, :acronym_regex + attr_reader :plurals, :singulars, :uncountables, :humans, + :acronyms, :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 +134,7 @@ 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 @@ -225,6 +229,14 @@ module ActiveSupport 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 |