add travis caching for go mods and intermediate build files

cormacrelf · cormacrelf · commit 18e9fff8dea7 · 2019-03-21T01:12:57.000+11:00
diff --git a/.travis.yml b/.travis.yml
@@ -3,6 +3,10 @@ go:
   - "1.12"
 env:
   - GO111MODULE=on
+cache:
+  directories:
+    - $HOME/.cache/go-build
+    - $HOME/gopath/pkg/mod
 script:
   - make test
   - make clean
