Function nestPromise

test/unit/test-yield.js:23–31

(level)

    let value = false;

    const nestPromise = (level) => {
      if (level == 0) {
        value = true;
        return;
      }
      return Promise.resolve().then(() => {
        return nestPromise(level - 1);
      });
    };

    nestPromise(100);
    expect(value).to.be.false;