name: Lint
on:
push:
paths:
- "**.go"
- go.mod
- go.sum
pull_request:
paths:
- "**.go"
- go.mod
- go.sum
jobs:
lint:
runs-on: ubuntu-latest
steps:
- name: Set up Go 1.15
uses: actions/setup-go@v2
with:
go-version: 1.15
- name: Check out code
uses: actions/checkout@v2
- name: Verify dependencies
run: |
go mod verify
go mod download
LINT_VERSION=1.34.1
curl -fsSL https://github.com/golangci/golangci-lint/releases/download/v${LINT_VERSION}/golangci-lint-${LINT_VERSION}-linux-amd64.tar.gz | \
tar xz --strip-components 1 --wildcards \*/golangci-lint
mkdir -p bin && mv golangci-lint bin/
- name: Run checks
run: |
STATUS=0
assert-nothing-changed() {
local diff
"$@" >/dev/null || return 1
if ! diff="$(git diff -U1 --color --exit-code)"; then
printf '\e[31mError: running `\e[1m%s\e[22m` results in modifications that you must check into version control:\e[0m\n%s\n\n' "$*" "$diff" >&2
git checkout -- .
STATUS=1
fi
}
assert-nothing-changed go fmt ./...
assert-nothing-changed go mod tidy
bin/golangci-lint run --out-format github-actions || STATUS=$?
exit $STATUS