[Refactor] use es-iterator-helpers in a couple places

Author: ljharb

lib/rules/display-name.js

@@ -6,6 +6,8 @@
 'use strict';
 
 const values = require('object.values');
+const filter = require('es-iterator-helpers/Iterator.prototype.filter');
+const forEach = require('es-iterator-helpers/Iterator.prototype.forEach');
 
 const Components = require('../util/Components');
 const isCreateContext = require('../util/isCreateContext');
@@ -270,8 +272,10 @@ module.exports = {
         });
         if (checkContextObjects) {
           // Report missing display name for all context objects
-          const contextsList = Array.from(contextObjects.values()).filter((v) => !v.hasDisplayName);
-          contextsList.forEach((contextObj) => reportMissingContextDisplayName(contextObj));
+          forEach(
+            filter(contextObjects.values(), (v) => !v.hasDisplayName),
+            (contextObj) => reportMissingContextDisplayName(contextObj)
+          );
         }
       },
     };

lib/rules/jsx-no-leaked-render.js

@@ -5,6 +5,9 @@
 
 'use strict';
 
+const find = require('es-iterator-helpers/Iterator.prototype.find');
+const from = require('es-iterator-helpers/Iterator.from');
+
 const docsUrl = require('../util/docsUrl');
 const report = require('../util/report');
 const testReactVersion = require('../util/version').testReactVersion;
@@ -135,7 +138,7 @@ module.exports = {
   create(context) {
     const config = context.options[0] || {};
     const validStrategies = new Set(config.validStrategies || DEFAULT_VALID_STRATEGIES);
-    const fixStrategy = Array.from(validStrategies)[0];
+    const fixStrategy = find(from(validStrategies), () => true);
 
     return {
       'JSXExpressionContainer > LogicalExpression[operator="&&"]'(node) {

lib/util/propWrapper.js

@@ -4,9 +4,13 @@
 
 'use strict';
 
+const from = require('es-iterator-helpers/Iterator.from');
+const filter = require('es-iterator-helpers/Iterator.prototype.filter');
+const some = require('es-iterator-helpers/Iterator.prototype.some');
+
 function searchPropWrapperFunctions(name, propWrapperFunctions) {
   const splitName = name.split('.');
-  return Array.from(propWrapperFunctions).some((func) => {
+  return some(from(propWrapperFunctions), (func) => {
     if (splitName.length === 2 && func.object === splitName[0] && func.property === splitName[1]) {
       return true;
     }
@@ -28,7 +32,7 @@ function isPropWrapperFunction(context, name) {
 
 function getExactPropWrapperFunctions(context) {
   const propWrapperFunctions = getPropWrapperFunctions(context);
-  const exactPropWrappers = Array.from(propWrapperFunctions).filter((func) => func.exact === true);
+  const exactPropWrappers = filter(from(propWrapperFunctions), (func) => func.exact === true);
   return new Set(exactPropWrappers);
 }
 

package.json

@@ -29,6 +29,7 @@
     "array.prototype.flatmap": "^1.3.1",
     "array.prototype.tosorted": "^1.1.1",
     "doctrine": "^2.1.0",
+    "es-iterator-helpers": "^1.0.11",
     "estraverse": "^5.3.0",
     "jsx-ast-utils": "^2.4.1 || ^3.0.0",
     "minimatch": "^3.1.2",