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Diffstat (limited to 'app/models/concerns/uniquify.rb')
| -rw-r--r-- | app/models/concerns/uniquify.rb | 40 |
1 files changed, 0 insertions, 40 deletions
diff --git a/app/models/concerns/uniquify.rb b/app/models/concerns/uniquify.rb deleted file mode 100644 index 382e826ec58..00000000000 --- a/app/models/concerns/uniquify.rb +++ /dev/null @@ -1,40 +0,0 @@ -# frozen_string_literal: true - -# Uniquify -# -# Return a version of the given 'base' string that is unique -# by appending a counter to it. Uniqueness is determined by -# repeated calls to the passed block. -# -# You can pass an initial value for the counter, if not given -# counting starts from 1. -# -# If `base` is a function/proc, we expect that calling it with a -# candidate counter returns a string to test/return. -class Uniquify - def initialize(counter = nil) - @counter = counter - end - - def string(base) - @base = base - - increment_counter! while yield(base_string) - base_string - end - - private - - def base_string - if @base.respond_to?(:call) - @base.call(@counter) - else - "#{@base}#{@counter}" - end - end - - def increment_counter! - @counter ||= 0 - @counter += 1 - end -end |