Add version arg

box.json

@@ -3,6 +3,7 @@
  "directories": [
  "vendor"
  ],
+ "git-version": "package_version",
  "main": "sqlformat.php",
  "output": "sqlformat.phar",
  "stub": true

sqlformat.php

@@ -3,26 +3,35 @@
 
 require __DIR__.'/vendor/autoload.php';
 
-$basename = $argv[0];
+$version = "@package_version@";
+$basename = basename($argv[0]);
 
 $doc = <<<DOC
 Usage:
  $basename [--no-format] [--no-highlight] [<sql>]
  $basename [--no-comment] [--no-highlight] [<sql>]
  $basename [-c|--compress] [<sql>]
  $basename [-h | --help]
+ $basename [--version]
 
 Options:
  --no-highlight Disable highlight.
  --no-format Disable auto formatting.
  --no-comment Remove comment.
  -c --compress Compress SQL request.
  -h --help Display this help.
+ -V --version Show the version
 DOC;
 
 $handler = new Docopt\Handler();
 $args = $handler->handle($doc);
 
+// Show version
+if ($args['--version']) {
+ echo "$basename $version\n";
+ return;
+}
+
 // Get SQL request for arguments or from stdin
 $sql = $args['<sql>'] ?: stream_get_contents(fopen("php://stdin", "r"));