["tilescript", ["tile", "(3+4)"], ["tile", "[1,2,3]"], ["tile", "a=({'a': 'alpha','b': 'beta'})"], ["tile", "a['hello']='world'"], ["source", "@foo(bar, 3)\n"], ["tile", "if (true) {alert('ok')} else {alert('bad')}"], ["tile", "for (var i=0;(i<3);i++) {alert('hi')}"], ["tile", "{alert('hello');alert('world')}"], ["tile", "(function (x,y) {return (x+y)})"], ["tile", "while ((x