test

fix the import expr string output #244

	name: test
	on:
	push:
	branches: [ master ]
	pull_request:
	branches: [ master ]
	jobs:
	build:
	name: build
	runs-on: ubuntu-latest
	steps:
	- name: set up Go
	uses: actions/setup-go@v1
	with:
	go-version: 1.18
	id: go
	- name: set up Go module cache
	uses: actions/cache@v1
	with:
	path: ~/go/pkg/mod
	key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
	restore-keys: \|
	${{ runner.os }}-go-
	- name: setup env
	run: \|
	echo "name=GOPATH::$(go env GOPATH)" >> $GITHUB_ENV
	echo "$(go env GOPATH)/bin" >> $GITHUB_PATH
	shell: bash
	- name: check out code
	uses: actions/checkout@v2
	- name: install golint
	run: go install golang.org/x/lint/golint@latest
	- name: run tests
	run: make test

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