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Contents
module Lita
# Handy utilities used by other parts Lita classes.
module Util
# A regular expression for acronyms.
ACRONYM_REGEX = /(?=a)b/
class << self
# 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
"#{$1}#{$1 && '_'}#{$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
end
end
end
end
Version data entries
13 entries across 13 versions & 1 rubygems