bt.rb

PryKeybind.register(:FRAMES, "\c_") do |pry_instance|
  backt = Byebug.current_context.backtrace
  result = Fzf(
    delimiter: ":",
    preview: 'bat --color=always --style=header, numbers -r ( range {3} $LINES) -H {3} ../{2}',
    expect: 'ctrl-v'
  ) do
    backt
      .map(&:first)
      .map(&:to_s)
      .map { |l| l.split(":")[0..1] }
      .map
      .with_index { |(l, r), i| ["% 3d" % i, Pathname(l), r] }
      .select { |(i, l, r)| l.exist? }
      .map do |a|
        [a[0], a[1].relative_path_from(Pathname.pwd.dirname), a[2]].join(":")
      end
      .join("\n")
  end
  next if result.nil? || result.empty?
  rlines = result.lines
  if rlines.first =~ /ctrl-v/
    rlines.drop(1).each do |r|
      frame, path, line = r.split(":")
      path = Pathname(path)
        .each_filename
        .drop(1)
        .reduce(Pathname.pwd, &:join)
        .to_s
      [path, line].join(?:).to_frame.vim
    end
  else
    frame, path, line = rlines.drop(1).first.split(?:)
    pry_instance.run_command("frame #{frame}")
  end
end