Bump golang.org/x/sync from 0.3.0 to 0.4.0 (#96) #57

	name: CI

	on:
	push:
	branches: [master]
	pull_request:
	branches: [master]

	jobs:

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

	strategy:
	matrix:
	go_version: [1.19.x]
	steps:

	- name: Set up Go 1.x
	uses: actions/setup-go@v2
	with:
	go-version: ${{ matrix.go_version }}

	- name: Check out code into the Go module directory
	uses: actions/checkout@v2

	- name: Test
	run: go test -v ./...

	- name: Setup examples for testing
	run: ./.github/scripts/setup_examples_test.bash

	- name: Test examples
	continue-on-error: true
	working-directory: _examples
	run: go test -v -mod=mod -cover -race ./...

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