Merge pull request #2151 from mkszepp/fix-false-positive-no-runloop

Fix false positive error for `no-runloop`

Author: ef4

lib/rules/no-runloop.js

@@ -75,7 +75,7 @@ module.exports = {
     // List of allowed runloop functions
     const allowList = context.options[0]?.allowList ?? [];
     // Maps local names to imported names of imports
-    const localToImportedNameMap = {};
+    const localToImportedNameMap = new Map();
 
     /**
      * Reports a node with usage of a disallowed runloop function
@@ -107,7 +107,7 @@ module.exports = {
             if (spec.type === 'ImportSpecifier') {
               const importedName = spec.imported.name;
               if (EMBER_RUNLOOP_FUNCTIONS.includes(importedName)) {
-                localToImportedNameMap[spec.local.name] = importedName;
+                localToImportedNameMap.set(spec.local.name, importedName);
               }
             }
           }
@@ -118,7 +118,7 @@ module.exports = {
         // Examples: run(...), later(...)
         if (node.callee.type === 'Identifier') {
           const name = node.callee.name;
-          const runloopFn = localToImportedNameMap[name];
+          const runloopFn = localToImportedNameMap.get(name);
           const isNotAllowed = runloopFn && !allowList.includes(runloopFn);
           if (isNotAllowed) {
             report(node, runloopFn, name);
@@ -129,7 +129,7 @@ module.exports = {
         // Examples: run.later(...), run.schedule(...)
         if (node.callee.type === 'MemberExpression' && node.callee.object?.type === 'Identifier') {
           const objectName = node.callee.object.name;
-          const objectRunloopFn = localToImportedNameMap[objectName];
+          const objectRunloopFn = localToImportedNameMap.get(objectName);
 
           if (objectRunloopFn === 'run' && node.callee.property?.type === 'Identifier') {
             const runloopFn = node.callee.property.name;

tests/lib/rules/no-runloop.js

@@ -65,6 +65,39 @@ eslintTester.run('no-runloop', rule, {
       `,
       options: [{ allowList: ['later'] }],
     },
+    `
+      function hasOwnProperty() {};
+      hasOwnProperty();
+      
+      function isPrototypeOf() {};
+      isPrototypeOf();
+      
+      function propertyIsEnumerable() {};
+      propertyIsEnumerable();
+      
+      function toLocaleString() {};
+      toLocaleString();
+      
+      function toString() {};
+      toString();
+      
+      function valueOf() {};
+      valueOf();
+      
+      function constructor() {};
+      constructor();
+    `,
+    `
+      import { hasOwnProperty, isPrototypeOf, propertyIsEnumerable, toLocaleString, toString, valueOf, constructor } from './util';
+      
+      hasOwnProperty();
+      isPrototypeOf();
+      propertyIsEnumerable();
+      toLocaleString();
+      toString();
+      valueOf();
+      constructor();
+    `,
   ],
   invalid: [
     {