omzsh xcode verison

swv.rb

#!/usr/bin/env ruby

require 'open3'

# swift version
def swift_version(format = "Swift %{v}")
  output, _, _ = Open3.capture3('swift --version')

  match = output.split("\n").first.match('version (\d\.\d)')
  
  if match.size > 0
    format % {v: match[match.size - 1]}
  else
    ""
  end
end

# xcode version
def xcode_version(format = "Xcode %{v}")
  path, _, _ = Open3.capture3('xcode-select -p')
  info = File.absolute_path("#{path.strip}/../Info.plist")
  version, _, _ = Open3.capture3("defaults read #{info} CFBundleShortVersionString")
  version.strip!
  
  if version.empty?
    ""
  else
    format % {v: version}
  end
end

fmt = ARGV.first || "full"

case fmt
when "short"
  xc_fmt = "%{v}"
  sw_fmt = "%{v}"
when "medium"
  xc_fmt = "xc %{v}"
  sw_fmt = "sw %{v}"
when "full"
  xc_fmt = "Xcode %{v}"
  sw_fmt = "Swift %{v}"
  
end

puts [xcode_version(xc_fmt), swift_version(sw_fmt)].map(&:strip).filter { |v| !v.empty? }.join("/")