module Diesel::Utils::Inflections

Public Class Methods

acronym_regex() click to toggle source
# File lib/diesel/utils/inflections.rb, line 9
def self.acronym_regex
  @@acronym_regex ||= /(?=a)b/
end
acronyms() click to toggle source
# File lib/diesel/utils/inflections.rb, line 5
def self.acronyms
  @@acronyms ||= {}
end

Public Instance Methods

camelize(term, uppercase_first_letter = true) click to toggle source
# File lib/diesel/utils/inflections.rb, line 13
def camelize(term, uppercase_first_letter = true)
  string = term.to_s
  if uppercase_first_letter
    string = string.sub(/^[a-z\d]*/) { ::Diesel::Utils::Inflections.acronyms[$&] || $&.capitalize }
  else
    string = string.sub(/^(?:#{::Diesel::Utils::Inflections.acronym_regex}(?=\b|[A-Z_])|\w)/) { $&.downcase }
  end
  string.gsub!(/(?:_|(\/))([a-z\d]*)/) { "#{$1}#{::Diesel::Utils::Inflections.acronyms[$2] || $2.capitalize}" }
  string.gsub!('/', '::')
  string
end
constantize(camel_cased_word) click to toggle source
# File lib/diesel/utils/inflections.rb, line 35
def constantize(camel_cased_word)
  unless /\A(?:::)?([A-Z]\w*(?:::[A-Z]\w*)*)\z/ =~ camel_cased_word
    raise NameError, "#{camel_cased_word.inspect} is not a valid constant name!"
  end

  Object.module_eval("::#{$1}", __FILE__, __LINE__)
end
underscore(camel_cased_word) click to toggle source
# File lib/diesel/utils/inflections.rb, line 25
def underscore(camel_cased_word)
  word = camel_cased_word.to_s.gsub('::', '/')
  word.gsub!(/(?:([A-Za-z\d])|^)(#{::Diesel::Utils::Inflections.acronym_regex})(?=\b|[^a-z])/) { "#{$1}#{$1 && '_'}#{$2.downcase}" }
  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