function () {
function() {
function(){

function(alpha, beta)
function(GAMMA, DELTA)
function("epsilon", "dzeta")
function('eta', 'theta')
function(`iota`, `${kappa}`)
function(567, 890)
function([one, two, three])
function({ "key": value })
function((a, b) => { return (function(a, b) {})()})
function(() => { method(); })
function(()=>{method()})
(function(()=>{method()}))();

f(x, y = 42, ...z)
f(x+y)
f(x + y)
f(!condition)
f(!(function())){}
Class.method();
Class::method();
Class->method();
def function(self):

[one, two, three]
[123, 456, 789]
["apples", "bananas"]
[{ name: "Alice" }, { name: "Bob" }]
matches[2].method()
matches["index"]->function()

for ($i = 0; $i < count($num); $i++) {
[Symbol.iterator]() {
const { previous, next } = getItems(-1, 1);
let [r, g, b] = separateColorValues("#0033CC");
[...fibonacci(1000)]
]).then(data => {

(()) ({}) ([])
{()} {{}} {[]}
[()] [{}] [[]]
(+) (-) (=) (->) (<-) (<>) (=>) (<=) ()-> ()=> (|)
[+] [-] [=] [->] [<-] [<>] [=>] [<=] []-> []=> [|]
{+} {-} {=} {->} {<-} {<>} {=>} {<=} {}-> {}=> {|}
().() (); (),() ().method
[].[] []; [],[] [].method
{}.{} {}; {},{} {}.method

:-) :) :( ;) ;-)

/([a-zA-Z0-9]+)/
/([a-zA-Z0-9])/
/([a-zA-Z0-9]{3,})/
/([a-zA-Z0-9]{2,5})/
/(\s\d{3})/
/\{%(TEXT|MARKDOWN):([^%]+)%\}/