Migrate to GitHub Actions for CI (#14)

* Migrate to GitHub Actions for CI

* Try modules?

.github/workflows/test.yml

@@ -0,0 +1,38 @@
+on: push
+name: Test
+jobs:
+  test:
+    strategy:
+      matrix:
+        go-version: [1.13.x]
+        platform: [ubuntu-latest, macos-latest, windows-latest]
+    runs-on: ${{ matrix.platform }}
+    steps:
+    - name: Install Go
+      uses: actions/setup-go@v1
+      with:
+        go-version: ${{ matrix.go-version }}
+    - name: Install staticcheck
+      run: pwd && cd .. && go get -v -u honnef.co/go/tools/cmd/staticcheck && cd -
+      shell: bash
+    - name: Install golint
+      run: pwd && cd .. && go get -v -u golang.org/x/lint/golint && cd -
+      shell: bash
+    - name: Update PATH
+      # https://github.com/actions/setup-go/issues/12#issuecomment-524631719
+      run: echo "##[add-path]$(go env GOPATH)/bin" 
+      shell: bash
+    - name: Checkout code
+      uses: actions/checkout@v1
+    - name: Fmt
+      if: matrix.platform != 'windows-latest' # :(
+      run: "F=$(gofmt -l .) ; if [[ $F ]] ; then echo $F ; exit 1 ; fi"
+      shell: bash
+    - name: Vet
+      run: go vet ./...
+    - name: Staticcheck
+      run: staticcheck ./...
+    - name: Lint
+      run: golint ./...
+    - name: Test
+      run: go test -race ./...

README.md

@@ -1,7 +1,7 @@
 # run
 
 [![GoDoc](https://godoc.org/github.com/oklog/run?status.svg)](https://godoc.org/github.com/oklog/run) 
-[![Build Status](https://travis-ci.org/oklog/run.svg?branch=master)](https://travis-ci.org/oklog/run) 
+[![Build Status](https://img.shields.io/endpoint.svg?url=https%3A%2F%2Factions-badge.atrox.dev%2Foklog%2Frun%2Fbadge&style=flat-square&label=build)](https://github.com/oklog/run/actions?query=workflow%3ATest)
 [![Go Report Card](https://goreportcard.com/badge/github.com/oklog/run)](https://goreportcard.com/report/github.com/oklog/run)
 [![Apache 2 licensed](https://img.shields.io/badge/license-Apache2-blue.svg)](https://raw.githubusercontent.com/oklog/run/master/LICENSE)
 

go.mod

@@ -0,0 +1,3 @@
+module github.com/oklog/run
+
+go 1.13