fix: should not call failed load event when is not main frame #690

	name: Node CI

	on: [push]

	jobs:
	test:
	name: test
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v1
	- name: Use Node.js
	uses: actions/setup-node@v1
	with:
	node-version: 16.x
	- name: Get npm cache directory
	id: npm-cache-dir
	run: \|
	echo "::set-output name=dir::$(npm config get cache)"
	- uses: actions/cache@v2
	with:
	path: ${{ steps.npm-cache-dir.outputs.dir }}
	key: v1-${{ runner.os }}-node-${{ hashFiles('**/package-lock.json') }}
	restore-keys: \|
	v1-${{ runner.os }}-node-
	- name: npm install
	run: \|
	npm ci
	- name: lint
	run: \|
	npm run lint
	- name: test
	run: \|
	npm test
	env:
	CI: true

Provide feedback