trex

#!/usr/bin/env ruby

require 'optparse'

options = {}

opt_parser = OptionParser.new do |opt|
  opt.banner = "Usage: trex COMMAND [OPTIONS]"
  opt.separator  ""
  opt.separator  "Commands"
  opt.separator  "     name: "
  opt.separator  ""
  opt.separator  "Options"

  opt.on("-n","--name NAME","tell the trex what to call you (ruby, go, nodejs)") do |name|
    options[:name] = name
  end

  opt.on("-h","--help","help") do
    puts opt_parser
  end
end

opt_parser.parse!
name = options[:name] || 'ruby'

case ARGV[0]
when "ruby"
  STDERR.puts "Using ruby programing language\n"
  STDERR.puts "T-rex is running on http://localhost:5000\n"
  STDERR.puts "Hit CTRL-C to stop the server"
  system "ruby ruby_server.rb"
when "go"
  STDERR.puts "Using Go programing language\n"
  STDERR.puts "Hit CTRL-C to stop the server"
  system "go run go_server.go"
when "nodejs"
  STDERR.puts "Using nodejs\n"
  STDERR.puts "T-rex is running on http://localhost:5000\n"
  system "http-server -p 5000"
else
  puts opt_parser
end