Snippet: Base TamperMonkey injection script with jQuery via Google APIs

tampermonkey-basic-injection-w-jQuery.js.sublime-snippet

// ==UserScript==
// @name       ${1:Some fancy name}
// @namespace  ${2:https://gist.github.com/9665787}
// @version    0.1
// @description  ${3:Some description}
// @match      /* ALLOW TAMPERMONKEY TO FILL THIS IN *OR* COPY FROM TAMPERMONKEY */
// @copyright  2014+, ${4:Gustavo Keener}
// ==/UserScript==

// Add jQuery, unless it already exists
if(typeof jQuery === 'undefined'|| !jQuery){
    (function(){
        var s=document.createElement('script');
        s.setAttribute('src','http://ajax.googleapis.com/ajax/libs/jquery/1/jquery.js');
        if(typeof jQuery=='undefined'){
            document.getElementsByTagName('head')[0].appendChild(s);
        }
    })();
}

(function(){
    var codeToExecute = function(){
        /***********************/
        // YOUR CODE HERE
        /***********************/
        ${5:alert('This is a message from a TamperMonkey script!');}
    };

    var intervalInt = window.setInterval(function(){
        if(typeof jQuery !== 'undefined' && jQuery){
            // Clear this interval
            window.clearInterval(intervalInt);
            
            codeToExecute();
        }
    }, 100);
})();