Python does not ship with macOS about wpilibinstaller-avalonia HOT 3 OPEN

#!/usr/bin/env ruby

require 'open3'

script_name = File.realpath(__FILE__)
jar_name = script_name.chomp(File.extname(script_name)) + '.jar'

jdk_dir = File.join(File.dirname(jar_name), '..', 'jdk', 'bin', 'java')

begin
  stdout, stderr, status = Open3.capture3("#{jdk_dir} -jar #{jar_name}")
  raise "Error launching tool:\n#{stderr}" unless status.success?
rescue
  # Start failed. Try JAVA_HOME.
  begin
    jdk_dir = File.join(ENV['JAVA_HOME'], 'bin', 'java')
  rescue
    # No JAVA_HOME. Try just running java from PATH.
    jdk_dir = 'java'
  end
  stdout, stderr, status = Open3.capture3("#{jdk_dir} -jar #{jar_name}")
  raise "Error launching tool:\n#{stderr}" unless status.success?
end

# Wait 3 seconds and print stdout/stderr if the process exits
3.times do
  sleep 1
  stdout, stderr, status = Open3.capture3("#{jdk_dir} -jar #{jar_name}")
  puts stdout
  STDERR.puts stderr
  break unless status.success?
end