Builds minimal license header block for jquery.min.js

build/post-compile.js

 #!/usr/bin/env node
 
-var print = require("sys").print,
-	src = require("fs").readFileSync(process.argv[2], "utf8");
+var print = require( "sys" ).print,
+	fs = require( "fs" ),
+	src = fs.readFileSync( process.argv[2], "utf8" ),
+	version = fs.readFileSync( "version.txt", "utf8" ),
+	// License Template
+	license = "/*! jQuery v@VERSION @DATE http://jquery.com/ | http://jquery.org/license */";
+
+
+license = license.replace( "@VERSION", version )
+						.replace( "@DATE", (new Date()).toLocaleString() );
 
 // Previously done in sed but reimplemented here due to portability issues
-print( src.replace( /^(\s*\*\/)(.+)/m, "$1\n$2" ) + ";" );
+src = src.replace( /^(\s*\*\/)(.+)/m, "$1\n$2" ) + ";";
+
+// Replace license block with minimal license
+src = src.replace( /\/\/.*?\/?\*.+?(?=\n|\r|$)|\/\*[\s\S]*?\/\/[\s\S]*?\*\//, license );
+
+print( src );