Module: Xxd

Defined in:
lib/xxd.rb,
lib/xxd/version.rb

Defined Under Namespace

Classes: Error

Constant Summary collapse

VERSION = 
"0.1.0"

Class Method Summary collapse

Class Method Details

.dump(input) ⇒ Object 



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# File 'lib/xxd.rb', line 6

def dump(input)
  io = StringIO.new
  res = input.bytes.each_slice(2).each_slice(8).each_with_index do |row, i|
    io.write format(
      "%07x0: %-40s %-16s\n",
      i,
      row.map { |pair| pair.map { |b| b.to_s(16).rjust(2, "0") }.join }.join(" "),
      row.flat_map { |pair| pair.map { |b| (b >= 32 && b < 127 ? b.chr : ".") } }.flatten.join
    )
  end
  io.string
end

.parse(input) ⇒ Object 



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# File 'lib/xxd.rb', line 20

def parse(input)
  res = input.lines.flat_map do |line|
    line[10..48].gsub(" ", "").scan(/../).map { |hb| hb.to_i(16) }
  end.pack("c*")
end