Fix --cache-min 'infinity' invalid issue for Travis CI

jacklam718 · jacklam718 · commit c886d83d085e · 2017-08-12T23:54:54.000+08:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,7 +1,7 @@
 language: node_js
 cache: yarn
 before_install:
-  - npm install -g yarn --cache-min "infinity"
+  - npm install -g yarn --cache-min "999999999"
 node_js:
   - '7'
 install:
