Add travis caching.

Reference for commands: https://levans.fr/rust_travis_cache.html
2019-04-24 11:41:33 +10:00 · 2019-04-24 11:41:33 +10:00 · 6ae0083843
commit 6ae0083843
parent 2ee3b05bd3
1 changed files with 5 additions and 0 deletions
--- a/.travis.yml
+++ b/.travis.yml
@ -1,4 +1,9 @@
 language: rust
+cache:
+  directories:
+    - /home/travis/.cargo
+before_cache:
+  - rm -rf /home/travis/.cargo/registry
 before_install:
  - curl -OL https://github.com/google/protobuf/releases/download/v3.4.0/protoc-3.4.0-linux-x86_64.zip
  - unzip protoc-3.4.0-linux-x86_64.zip -d protoc3