npm i runtime-tracker --save
import { RuntimeTracker } from "runtime-tracker";
let A = new RuntimeTracker("A");
A.step("A-1").step("A-1-1");
A.step("A-1").step("A-1-2");
await delay(100);
A.step("A-2");
await delay(200);
A.step("A-3").step("A-3-1");
A.end();
console.log(A.toString());
// [A]: 1,004 ms
// ├ [A-1]: 1,004 ms
// │ ├ [A-1-1]: 1,004 ms
// │ └ [A-1-2]: 1,004 ms
// ├ [A-2]: 1,004 ms
// └ [A-3]: 0 ms
// └ [A-3-1]: 0 ms