quirks.txt
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quirks.txt
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	print:
	(i=0,f=_=>i<10&&(console.log(i++),f``))``

	concat:
	(s='',i=0,f=_=>i<10&&(s+=i++,f``),f``,s)

	timeout:
	void function f(i){i<5&&setTimeout(f,0,i+1,console.log(i))}(0)

	comma:
	(f=i=>(i<5&&(console.log(i),f(i+1)),0))(0)

	getter:
	({get n(){for(var i=0;i<5;)console.log(i++)}}).n

	proxy:
	(p=new Proxy([],{get:(t,k)=>k<5?(console.log(+k),p[+k+1]):0}))[0]

	reflect:
	new Proxy([],{get:(t,k,r)=>k<5?(console.log(+k),r[+k+1]):0})[0]

	symbol.toPrimitive:
	+{i:0,[Symbol.toPrimitive](){return this.i<5?(console.log(this.i++),+this):0}}

	toString:
	''+{i:0,toString(){return this.i<5?(console.log(this.i++),this+''):''}}

	replace:
	'xxxxx'.replace(/x/g,(_,i)=>console.log(i))

	array:
	[...Array(10)].map((_,i)=>console.log(i))

	error stack:
	(f=i=>{try{if(i<5)throw i}catch(e){console.log(e),f(e+1)}})(0)

	symbol.iterator: (no generators)
	[...{*[Symbol.iterator](){for(let i=0;i<5;)yield console.log(i++)}}]

	promise:
	void async function f(i){i<5&&await f(i+1,console.log(i))}(0)

	sloppy with:
	with({i:0}){while(i<5)console.log(i++)}

	batman:
	Array(16).join('wat' - 1) + ' Batman!';

	banana:
	('b' + 'a' + + 'a' + 'a').toLowerCase()

	sentient window loop:
	(i=0,w=new Proxy(window,{get:(t,k)=>k==='window'?(console.log(i++),w):t[k]}))
	w.window.window.window.window.window.window