sync: update CI config files

.github/workflows/automerge.yml

@@ -0,0 +1,27 @@
+# File managed by web3-bot. DO NOT EDIT.
+# See https://github.com/protocol/.github/ for details.
+
+# Automatically merge pull requests opened by web3-bot, as soon as (and only if) all tests pass.
+# This reduces the friction associated with updating with our workflows.
+
+on: [ pull_request ]
+
+jobs:
+  automerge:
+    if: github.event.pull_request.user.login == 'web3-bot'
+    runs-on: ubuntu-latest
+    steps:
+    - name: Wait on tests
+      uses: lewagon/wait-on-check-action@bafe56a6863672c681c3cf671f5e10b20abf2eaa # v0.2
+      with:
+        ref: ${{ github.event.pull_request.head.sha }}
+        repo-token: ${{ secrets.GITHUB_TOKEN }}
+        wait-interval: 10
+        running-workflow-name: 'automerge' # the name of this job
+    - name: Merge PR
+      uses: pascalgn/automerge-action@741c311a47881be9625932b0a0de1b0937aab1ae # v0.13.1
+      env:
+        GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
+        MERGE_LABELS: ""
+        MERGE_METHOD: "squash"
+        MERGE_DELETE_BRANCH: true

.github/workflows/go-check.yml

@@ -0,0 +1,41 @@
+# File managed by web3-bot. DO NOT EDIT.
+# See https://github.com/protocol/.github/ for details.
+
+on: [push, pull_request]
+
+jobs:
+  unit:
+    runs-on: ubuntu-latest
+    name: Go checks
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-go@v2
+        with:
+          go-version: "1.16.x"
+      - name: Install staticcheck
+        run: go install honnef.co/go/tools/cmd/staticcheck@be534f007836a777104a15f2456cd1fffd3ddee8 # v2020.2.2
+      - name: Check that go.mod is tidy
+        run: |
+          go mod tidy
+          if [[ -n $(git ls-files --other --exclude-standard --directory -- go.sum) ]]; then
+            echo "go.sum was added by go mod tidy"
+            exit 1
+          fi
+          git diff --exit-code -- go.sum go.mod
+      - name: gofmt
+        if: ${{ success() || failure() }} # run this step even if the previous one failed
+        run: |
+          out=$(gofmt -s -l .)
+          if [[ -n "$out" ]]; then
+            echo $out | awk '{print "::error file=" $0 ",line=0,col=0::File is not gofmt-ed."}'
+            exit 1
+          fi
+      - name: go vet
+        if: ${{ success() || failure() }} # run this step even if the previous one failed
+        run: go vet ./...
+      - name: staticcheck
+        if: ${{ success() || failure() }} # run this step even if the previous one failed
+        run: |
+          set -o pipefail
+          staticcheck ./... | sed -e 's@\(.*\)\.go@./\1.go@g'
+

.github/workflows/go-test.yml

@@ -0,0 +1,38 @@
+# File managed by web3-bot. DO NOT EDIT.
+# See https://github.com/protocol/.github/ for details.
+
+on: [push, pull_request]
+
+jobs:
+  unit:
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ "ubuntu", "windows", "macos" ]
+        go: [ "1.15.x", "1.16.x" ]
+    runs-on: ${{ matrix.os }}-latest
+    name: Unit tests (${{ matrix.os}}, Go ${{ matrix.go }})
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-go@v2
+        with:
+          go-version: ${{ matrix.go }}
+      - name: Go information
+        run: |
+          go version
+          go env
+      - name: Run tests
+        run: go test -v -coverprofile coverage.txt ./...
+      - name: Run tests (32 bit)
+        if: ${{ matrix.os != 'macos' }} # can't run 32 bit tests on OSX.
+        env:
+          GOARCH: 386
+        run: go test -v ./...
+      - name: Run tests with race detector
+        if: ${{ matrix.os == 'ubuntu' }} # speed things up. Windows and OSX VMs are slow
+        run: go test -v -race ./...
+      - name: Upload coverage to Codecov
+        uses: codecov/codecov-action@967e2b38a85a62bd61be5529ada27ebc109948c2 # v1.4.1
+        with:
+          file: coverage.txt
+          env_vars: OS=${{ matrix.os }}, GO=${{ matrix.go }}

resolve_test.go

@@ -31,11 +31,11 @@ var txte = "dnsaddr=" + txtme.String()
 func makeResolver() *Resolver {
 	mock := &MockResolver{
 		IP: map[string][]net.IPAddr{
-			"example.com": []net.IPAddr{ip4a, ip4b, ip6a, ip6b},
+			"example.com": {ip4a, ip4b, ip6a, ip6b},
 		},
 		TXT: map[string][]string{
-			"_dnsaddr.example.com":  []string{txta, txtb},
-			"_dnsaddr.matching.com": []string{txtc, txtd, txte, "not a dnsaddr", "dnsaddr=/foobar"},
+			"_dnsaddr.example.com":  {txta, txtb},
+			"_dnsaddr.matching.com": {txtc, txtd, txte, "not a dnsaddr", "dnsaddr=/foobar"},
 		},
 	}
 	resolver := &Resolver{def: mock}
@@ -244,20 +244,20 @@ func TestCustomResolver(t *testing.T) {
 	ip6 := net.IPAddr{IP: net.ParseIP("6.8.9.10")}
 	def := &MockResolver{
 		IP: map[string][]net.IPAddr{
-			"example.com": []net.IPAddr{ip1},
+			"example.com": {ip1},
 		},
 	}
 	custom1 := &MockResolver{
 		IP: map[string][]net.IPAddr{
-			"custom.test":         []net.IPAddr{ip2},
-			"another.custom.test": []net.IPAddr{ip3},
-			"more.custom.test":    []net.IPAddr{ip6},
+			"custom.test":         {ip2},
+			"another.custom.test": {ip3},
+			"more.custom.test":    {ip6},
 		},
 	}
 	custom2 := &MockResolver{
 		IP: map[string][]net.IPAddr{
-			"more.custom.test":      []net.IPAddr{ip4},
-			"some.more.custom.test": []net.IPAddr{ip5},
+			"more.custom.test":      {ip4},
+			"some.more.custom.test": {ip5},
 		},
 	}