git.r.bdr.sh - rbdr/lyricli.rb/blob - lib/lyricli/util.rb

   1 module Lyricli
   2   # This module contains several utility functions.
   3   module Util
   4
   5     # Transforms a string from snake_case to UpperCamelCase
   6     #
   7     # @param [String] str the string that will be Camelized
   8     # @return [String] the Camelized string.
   9     def camelize(str)
  10       str.split('_').map {|w| w.capitalize}.join
  11     end
  12
  13     # Takes a class name in snake_case and attempts to find the corresponding
  14     # class from the sources.
  15     #
  16     # @param [String] class_name the snake_case name of the class to search for.
  17     # @return [Class,nil] the found class or nil
  18     def parse_class(class_name)
  19       begin
  20         path = "Sources::#{class_name}"
  21         return eval(path)
  22       rescue NameError
  23         return nil
  24       end
  25     end
  26
  27     # Simply escapes a param and substitutes spaces and escaped plus signs for
  28     # plus signs.
  29     #
  30     # @param [String] p the parameter to be sanitized
  31     # @return [String] the sanitized parameter
  32     def sanitize_param(p)
  33       CGI.escape(p.gsub(/ /, "+")).gsub("%2B", "+")
  34     end
  35   end
  36 end