Function emitError

test-src/JsonStreamStringify.spec.ts:9–15

(err: Error)

// create an object that emits an error (err) when serialized to json
function emitError(err: Error) {
  return {
    toJSON() {
      throw err;
    },
  };
}

function createTest(input, expected, ...args) {
  return () => new Promise<{ jsonStream: InstanceType<typeof JsonStreamStringify> }>((resolve, reject) => {