From d0d42872273887a1a445587fce67ae01082339f7 Mon Sep 17 00:00:00 2001
From: Tasos Bakogiannis <t.bakogiannis@gmail.com>
Date: Wed, 22 Jul 2020 23:54:53 +0300
Subject: [PATCH] run tests for multiple rustc versions.

---
 .github/workflows/ci.yml | 17 +++++++++++++++--
 1 file changed, 15 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 0728abf..493e583 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -8,15 +8,28 @@ on:
 
 jobs:
   test:
-    name: test (stable)
+    name: test
     runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        build:
+        - reference
+        - stable
+        - nightly
+        include:
+          - build: reference
+            rust: 1.40.0
+          - build: stable
+            rust: stable
+          - build: nightly
+            rust: nightly
     steps:
       - name: checkout
         uses: actions/checkout@v2
       - name: install
         uses: actions-rs/toolchain@v1
         with:
-          toolchain: stable
+          toolchain: ${{ matrix.rust }}
           profile: minimal
           override: true
       - name: build