Contents

module HTTP2
  # Simple binary buffer backed by string.
  #
  class Buffer < String
    UINT32 = 'N'.freeze
    private_constant :UINT32

    # Forces binary encoding on the string
    def initialize(*)
      super.force_encoding(Encoding::BINARY)
    end

    # Emulate StringIO#read: slice first n bytes from the buffer.
    #
    # @param n [Integer] number of bytes to slice from the buffer
    def read(n)
      Buffer.new(slice!(0, n))
    end

    # Alias getbyte to readbyte
    alias_method :readbyte, :getbyte

    # Emulate StringIO#getbyte: slice first byte from buffer.
    def getbyte
      read(1).ord
    end

    # Slice unsigned 32-bit integer from buffer.
    # @return [Integer]
    def read_uint32
      read(4).unpack(UINT32).first
    end
  end
end

Version data entries

4 entries across 4 versions & 2 rubygems

Version	Path
mieps_http-2-0.8.2	lib/http/2/buffer.rb
mieps_http-2-0.8.1	lib/http/2/buffer.rb
mieps_http-2-0.8.0	lib/http/2/buffer.rb
http-2-0.8.0	lib/http/2/buffer.rb