.travis.yaml: Add $GOPATH/pkg/mod to travis cache (#1438)

joelanford · web-flow · commit c7c64d7fe7d9 · 2019-05-16T12:44:26.000-04:00
diff --git a/.travis.yml b/.travis.yml
@@ -5,6 +5,7 @@ sudo: required
 cache:
   directories:
     - $HOME/.cache/go-build
+    - $GOPATH/pkg/mod
 
 go:
 - 1.12.x
