vm-boilerplate

#!/usr/local/bin/node

var fs = require('fs')
var file = process.argv[2];

if (!file.match(/.vm$/)) {
    console.log(file + "is not a .vm file.");
    return;
}

fs.readFile(file, 'utf8', function(err, template) {
    var params = [];
    var internals = [];
    var pattern = /(#(\w+) *\()?\$!?\{?(\w+)\}?/g;
	var fileRef = file.replace(/^.*(\/templates\/)/, "$1"); // Translate the absolute system file path to project-specific path.
    console.log('VelocityContext context = new VelocityContext();');
    template.replace(pattern, function(all, prefix, op, param) {
        if (prefix && op && (op === 'set')) {
            if (internals.indexOf(param) < 0) {
                internals.push(param);
            }
        }
        else if ((params.indexOf(param) < 0) && (internals.indexOf(param) < 0)) {
            params.push(param);
            console.log('context.put("' + param + '", "VALUE")');
        }
    });
    console.log('Template template = Velocity.getTemplate("' + fileRef + '");');
    console.log('template.merge(context, out);'); // 'out' intentionaly unbound.
});