Linkify a tweet

string.prototype.linkify.js

String.prototype.linkify = function()
{
    var str = this.toString();

    str = str.replace(/(https?:\/\/[^\s]+)/gim, '<a href="$1">$1</a>', str);
    str = str.replace(/([#|@][^\s]+)/gim, '<a href="http://twitter.com/$1">$1</a>', str);

    return str;
}

'Here\'s an @test and an #test'.linkify() // -> Here's an <a href="http://twitter.com/@test">@test</a> and an <a href="http://twitter.com/#test">#test</a>