Test against Ruby 2.6 on macOS

Trung Lê · Trung Lê · commit 279d2cadc7f2 · 2020-04-15T01:09:20.000+10:00
diff --git a/.travis.yml b/.travis.yml
@@ -8,7 +8,7 @@ rvm:
   - rbx
 matrix:
   include:
-    - rvm: 2.5
+    - rvm: 2.6
       os: osx
       osx_image: xcode9.4.1
   allow_failures:
