Function promiseTry

test/tools/spec-runner/index.js:22–30

(callback)

// Promise.try alternative https://stackoverflow.com/questions/60624081/promise-try-without-bluebird/60624164?noredirect=1#comment107255389_60624164
function promiseTry(callback) {
  return new Promise((resolve, reject) => {
    try {
      resolve(callback());
    } catch (e) {
      reject(e);
    }
  });
}

chai.use(require('chai-subset'));
chai.use(require('./matcher').default);