Use go install with latest to install goveralls #53

	name: tests

	on:
	push:
	branches:
	- main
	pull_request:

	jobs:
	test:
	strategy:
	matrix:
	go-version: [1.x]
	platform: [ubuntu-latest]
	include:
	# Upload coverage only on this combination.
	- go-version: 1.x
	platform: ubuntu-latest
	upload-coverage: true
	runs-on: ${{ matrix.platform }}

	steps:
	- name: Install Go
	uses: actions/setup-go@v2
	with:
	go-version: ${{ matrix.go-version }}

	- name: Checkout code
	uses: actions/checkout@v2

	- name: Download go modules
	run: go mod download

	- name: Cache go modules
	uses: actions/cache@v2
	with:
	path: ~/go/pkg/mod
	key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
	restore-keys: ${{ runner.os }}-go-

	- name: Mod verify
	run: go mod verify

	- name: Run gofmt
	if: runner.os != 'Windows'
	run: '[ -z $(gofmt -s -l .) ] \|\| (gofmt -s -d . && exit 1)'

	- name: Run go vet
	run: go vet ./...

	- name: Run golint
	run: \|
	go install golang.org/x/lint/golint@latest
	golint `go list ./... \| grep -v /vendor/`

	- name: Run go test
	run: go test -v -race -covermode=atomic -coverprofile=coverage.out ./...

	- name: Upload test coverage to Coveralls
	if: ${{ matrix.upload-coverage }}
	env:
	COVERALLS_TOKEN: ${{ secrets.GITHUB_TOKEN }}
	run: \|
	go install github.com/mattn/goveralls@latest
	goveralls -coverprofile=coverage.out -service=github

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