fix lint

Author: waynzh

lib/rules/no-async-in-computed-properties.js

@@ -47,21 +47,28 @@ function getRootObjectName(memberExpr) {
   let current = memberExpr.object
 
   while (current) {
-    if (current.type === 'MemberExpression') {
-      current = utils.skipChainExpression(current.object)
-    } else if (current.type === 'CallExpression') {
-      const calleeExpr = utils.skipChainExpression(current.callee)
-      if (calleeExpr.type === 'MemberExpression') {
-        current = calleeExpr.object
-      } else if (calleeExpr.type === 'Identifier') {
-        return calleeExpr.name
-      } else {
+    switch (current.type) {
+      case 'MemberExpression': {
+        current = utils.skipChainExpression(current.object)
         break
       }
-    } else if (current.type === 'Identifier') {
-      return current.name
-    } else {
-      break
+      case 'CallExpression': {
+        const calleeExpr = utils.skipChainExpression(current.callee)
+        if (calleeExpr.type === 'MemberExpression') {
+          current = calleeExpr.object
+        } else if (calleeExpr.type === 'Identifier') {
+          return calleeExpr.name
+        } else {
+          return null
+        }
+        break
+      }
+      case 'Identifier': {
+        return current.name
+      }
+      default: {
+        return null
+      }
     }
   }