tools: add arrow function rules to eslint

This commit enables the following rules: * arrow-parens - requires parens around arrow function arguments * arrow-spacing - ensures a space on each side of the => * no-arrow-condition - prevents accidental use of => in cases where the user really intends to use <= PR-URL: #4813 Reviewed-By: Rod Vagg <[email protected]> Reviewed-By: Stephen Belanger <[email protected]> Reviewed-By: James M Snell <[email protected]> Reviewed-By: Sakthipriyan Vairamani <[email protected]> Reviewed-By: Saúl Ibarra Corretgé <[email protected]> Reviewed-By: Michaël Zasso <[email protected]> Reviewed-By: Matteo Collina <[email protected]> Reviewed-By: Evan Lucas <[email protected]> Reviewed-By: Jeremiah Senkpiel <[email protected]> Reviewed-By: Roman Reiss <[email protected]>
nodejs · Feb 9, 2016 · a3a0cf6 · a3a0cf6
1 parent ecc7976
commit a3a0cf6
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/.eslintrc b/.eslintrc
@@ -90,6 +90,12 @@ rules:
   # list: http://eslint.org/docs/rules/#ecmascript-6
   ## Suggest using 'const' wherever possible
   prefer-const: 2
+  ## Enforce parens around arrow function arguments
+  arrow-parens: [2, "always"]
+  ## Require a space on each side of arrow operator
+  arrow-spacing: [2, {"before": true, "after": true}]
+  ## Prevent using => in a condition where <= is intended
+  no-arrow-condition: 2
 
   # Strict Mode
   # list: https://github.com/eslint/eslint/tree/master/docs/rules#strict-mode