lib/lita/util.rb in lita-3.3.1 vs lib/lita/util.rb in lita-4.0.0.rc1

@@ -1,30 +1,23 @@
 module Lita
   # Handy utilities used by other Lita classes.
   module Util
-    # A regular expression for acronyms.
-    ACRONYM_REGEX = /(?=a)b/
-
     class << self
       # Returns a hash with any symbol keys converted to strings.
       # @param hash [Hash] The hash to convert.
       # @return [Hash] The converted hash.
       def stringify_keys(hash)
         result = {}
         hash.each_key { |key| result[key.to_s] = hash[key] }
         result
       end
 
-      # Transforms a camel-cased string into a snaked-cased string. Taken from
-      # +ActiveSupport.+
+      # Transforms a camel-cased string into a snaked-cased string. Taken from +ActiveSupport.+
       # @param camel_cased_word [String] The word to transform.
       # @return [String] The transformed word.
       def underscore(camel_cased_word)
         word = camel_cased_word.to_s.dup
         word.gsub!("::", "/")
-        word.gsub!(/(?:([A-Za-z\d])|^)(#{ACRONYM_REGEX})(?=\b|[^a-z])/) do
-          "#{Regexp.last_match[1]}#{Regexp.last_match[1] && "_"}#{Regexp.last_match[2].downcase}"
-        end
         word.gsub!(/([A-Z\d]+)([A-Z][a-z])/, '\1_\2')
         word.gsub!(/([a-z\d])([A-Z])/, '\1_\2')
         word.tr!("-", "_")
         word.downcase!
         word