build: install markdown linter for travis

Run `make lint-md-build` to install the markdown linter. PR-URL: nodejs#21215 Reviewed-By: Joyee Cheung <[email protected]> Reviewed-By: Michaël Zasso <[email protected]> Reviewed-By: James M Snell <[email protected]> Reviewed-By: Luigi Pinca <[email protected]> Reviewed-By: Trivikram Kamat <[email protected]> Reviewed-By: Rich Trott <[email protected]> Reviewed-By: Ruben Bridgewater <[email protected]> Reviewed-By: Tiancheng "Timothy" Gu <[email protected]>
vaibhavb · Jun 11, 2018 · 4fc279a · 4fc279a
1 parent 14dc17d
commit 4fc279a
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/.travis.yml b/.travis.yml
@@ -7,6 +7,8 @@ matrix:
   include:
     - os: linux
       node_js: "latest"
+      install:
+        - NODE=$(which node) make lint-md-build
       script:
         - NODE=$(which node) make lint-ci
     - os: linux