add before_install to .travis.yml for peer dependency

This commit is contained in:
Konstantin Pogorelov
2018-12-24 02:12:03 +01:00
parent c6d5964768
commit e035e2b991

View File

@@ -3,3 +3,5 @@ node_js:
- "6"
- "8"
- "10"
before_install:
- npm install prom-client