Check Syntax.tmCommand

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
	<key>beforeRunningCommand</key>
	<string>nop</string>
	<key>command</key>
	<string>#!/usr/bin/env ruby
TM_LUAC = ENV['TM_LUAC'] || (ENV['TM_LUA'] ? "#{ENV['TM_LUA']}c" : "luac")

require ENV['TM_SUPPORT_PATH'] + '/lib/textmate'

TextMate.require_cmd "#{TM_LUAC}"

puts "using #{TM_LUAC}"
result = `"#{TM_LUAC}" -p - 2&gt;&amp;1`
puts result

regexp = /^luac: stdin:(\d+):/

if result =~ regexp
  TextMate.go_to :line =&gt; $1
else
  puts "Syntax OK"
end
</string>
	<key>input</key>
	<string>document</string>
	<key>keyEquivalent</key>
	<string>^V</string>
	<key>name</key>
	<string>Check Syntax</string>
	<key>output</key>
	<string>showAsTooltip</string>
	<key>scope</key>
	<string>source.lua</string>
	<key>uuid</key>
	<string>E2D1F434-A472-4185-9933-4D9408C6C4D0</string>
</dict>
</plist>