tools: enable no-redeclare rule for linter

PR-URL: #5047 Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Roman Reiss <me@silverwind.io> Reviewed-By: Michaël Zasso <mic.besace@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com>
nodejs · Feb 9, 2016 · 5c54d49 · 5c54d49
1 parent 275f6db
commit 5c54d49
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/.eslintrc b/.eslintrc
@@ -50,6 +50,8 @@ rules:
   # list: https://github.com/eslint/eslint/tree/master/docs/rules#best-practices
   ## require falls through comment on switch-case
   no-fallthrough: 2
+  ## disallow declaring the same variable more than once
+  no-redeclare: 2
 
   # Stylistic Issues
   # list: https://github.com/eslint/eslint/tree/master/docs/rules#stylistic-issues