Module: Mongoid::Ids::Generator

Defined in:
lib/mongoid/ids/generator.rb

Constant Summary collapse

REPLACE_PATTERN = 
/%((?<character>[cCdDpsw]{1})(?<length>\d+(,\d+)?)?)/

Class Method Summary collapse

Class Method Details

.generate(pattern) ⇒ Object 



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# File 'lib/mongoid/ids/generator.rb', line 17

def self.generate(pattern)
  pattern.gsub REPLACE_PATTERN do |match|
    match_data = $~
    type = match_data[:character]
    length = [match_data[:length].to_i, 1].max

    case type
    when 'c'
      down_character(length)
    when 'C'
      up_character(length)
    when 'd'
      digits(length)
    when 'D'
      integer(length)
    when 's'
      alphanumeric(length)
    when 'w'
      alpha(length)
    when 'p'
      "-"
    end
  end
end