module ActiveSupport::Inflector
Public Instance Methods
camelize(lower_case_and_underscored_word, first_letter_in_uppercase = true)
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# File lib/support/string.rb, line 31 def camelize(lower_case_and_underscored_word, first_letter_in_uppercase = true) if first_letter_in_uppercase lower_case_and_underscored_word.to_s.gsub(/\/(.?)/) { "::#{$1.upcase}" }.gsub(/(?:^|_)(.)/) { $1.upcase } else lower_case_and_underscored_word.to_s[0].chr.downcase + camelize(lower_case_and_underscored_word)[1..-1] end end
constantize(camel_cased_word)
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# File lib/support/string.rb, line 53 def constantize(camel_cased_word) names = camel_cased_word.split('::') names.shift if names.empty? || names.first.empty? constant = Object names.each do |name| constant = constant.const_defined?(name) ? constant.const_get(name) : constant.const_missing(name) end constant end
demodulize(class_name_in_module)
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# File lib/support/string.rb, line 49 def demodulize(class_name_in_module) class_name_in_module.to_s.gsub(/^.*::/, '') end
underscore(camel_cased_word)
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# File lib/support/string.rb, line 39 def underscore(camel_cased_word) word = camel_cased_word.to_s.dup word.gsub!(/::/, '/') word.gsub!(/([A-Z]+)([A-Z][a-z])/, '\1_\2') word.gsub!(/([a-z\d])([A-Z])/, '\1_\2') word.tr!("-", "_") word.downcase! word end