Merge pull request #46 from inhabitedtype/github-actions

switch to github actions

.github/workflows/test.yml

@@ -0,0 +1,42 @@
+name: build
+
+on: 
+  - push
+  - pull_request
+
+jobs:
+  tests:
+    name: Tests
+    strategy:
+      fail-fast: false
+      matrix:
+        os:
+          - ubuntu-latest
+        ocaml-version:
+          - 4.03.0
+          - 4.05.0
+          - 4.07.0
+          - 4.09.0
+          - 4.11.1
+
+    runs-on: ${{ matrix.os }}
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: Use OCaml ${{ matrix.ocaml-version }}
+        uses: avsm/setup-ocaml@v1
+        with:
+          ocaml-version: ${{ matrix.ocaml-version }}
+
+      - name: Deps
+        run: |
+          opam pin add -n bigstringaf .
+          opam install -t --deps-only .
+
+      - name: Build
+        run: opam exec -- dune build
+
+      - name: Test
+        run: opam exec -- dune runtest

README.md

@@ -8,7 +8,7 @@ Bigstrings and other string-like types.
 
 So here they are. Go crazy.
 
-[![Build Status](https://travis-ci.org/inhabitedtype/bigstringaf.svg?branch=master)](https://travis-ci.org/inhabitedtype/bigstringaf)
+[![Build Status](https://github.com/inhabitedtype/bigstringaf/workflows/build/badge.svg)](https://github.com/inhabitedtype/bigstringaf/actions?query=workflow%3A%22build%22)
 
 ## Installation