Pause an async environment until released

await-control.js

let okgo = new Promise(res=>{ window.cont = () => { res(); } });
await okgo;

textmate-snippet

{
	"Pause async": {
		"prefix": "pause",
		"body": [
			"let pauseAsync = new Promise((res) => { window.${1:okgo} = () => { res(); } });",
			"await pauseAsync;"
		],
		"description": "Pause in an async environment. Use window.okgo() to resume."
	}
}