File: wait.rb

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ruby-tty-command 0.10.1-1
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# frozen_string_literal: true

require "logger"
require_relative "../lib/tty-command"

logger = Logger.new("dev.log")
cmd = TTY::Command.new

Thread.new do
  10.times do |i|
    sleep 1
    if i == 5
      logger << "error\n"
    else
      logger << "hello #{i}\n"
    end
  end
end

cmd.wait("tail -f dev.log", /error/)