travis: cache node_modules for faster builds

This reduces build times by around 10 seconds. http://blog.travis-ci.com/2013-12-05-speed-up-your-builds-cache-your-dependencies/
8 years ago · 2483b950e6
1 changed files with 3 additions and 0 deletions
--- a/.travis.yml
+++ b/.travis.yml
@ -4,3 +4,6 @@ node_js:
  - "0.10"
  - "0.12"
  - "iojs"
+cache:
+  directories:
+    - node_modules