[eslint config] [base] [breaking] prefer ** over Math.pow

packages/eslint-config-airbnb-base/rules/best-practices.js

@@ -186,6 +186,10 @@ module.exports = {
     }, {
       property: '__defineSetter__',
       message: 'Please use Object.defineProperty instead.',
+    }, {
+      object: 'Math',
+      property: 'pow',
+      message: 'Use the exponentiation operator (**) instead.',
     }],
 
     // disallow use of assignment in return statement