Contents

module Fulmar
  class RingBuffer < Array
    attr_reader :max_size

    def initialize(max_size, enum = nil)
      @max_size = max_size
      enum.each { |e| self << e } if enum
    end

    def <<(el)
      if self.size < @max_size || @max_size.nil?
        super
      else
        self.shift
        self.push(el)
      end
    end

    alias :push :<<
  end
end

Version data entries

4 entries across 4 versions & 1 rubygems

Version	Path
fulmar-shell-1.8.3	lib/fulmar/ringbuffer.rb
fulmar-shell-1.8.2	lib/fulmar/ringbuffer.rb
fulmar-shell-1.8.1	lib/fulmar/ringbuffer.rb
fulmar-shell-1.8.0	lib/fulmar/ringbuffer.rb