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- /**
- * @fileoverview A rule to disallow calls to the Object constructor
- * @author Matt DuVall <http://www.mattduvall.com/>
- * @deprecated in ESLint v8.50.0
- */
- "use strict";
- //------------------------------------------------------------------------------
- // Requirements
- //------------------------------------------------------------------------------
- const astUtils = require("./utils/ast-utils");
- //------------------------------------------------------------------------------
- // Rule Definition
- //------------------------------------------------------------------------------
- /** @type {import('../types').Rule.RuleModule} */
- module.exports = {
- meta: {
- type: "suggestion",
- docs: {
- description: "Disallow `Object` constructors",
- recommended: false,
- url: "https://eslint.org/docs/latest/rules/no-new-object",
- },
- deprecated: {
- message:
- "The new rule flags more situations where object literal syntax can be used, and it does not report a problem when the `Object` constructor is invoked with an argument.",
- url: "https://eslint.org/blog/2023/09/eslint-v8.50.0-released/",
- deprecatedSince: "8.50.0",
- availableUntil: "11.0.0",
- replacedBy: [
- {
- rule: {
- name: "no-object-constructor",
- url: "https://eslint.org/docs/rules/no-object-constructor",
- },
- },
- ],
- },
- schema: [],
- messages: {
- preferLiteral: "The object literal notation {} is preferable.",
- },
- },
- create(context) {
- const sourceCode = context.sourceCode;
- return {
- NewExpression(node) {
- const variable = astUtils.getVariableByName(
- sourceCode.getScope(node),
- node.callee.name,
- );
- if (variable && variable.identifiers.length > 0) {
- return;
- }
- if (node.callee.name === "Object") {
- context.report({
- node,
- messageId: "preferLiteral",
- });
- }
- },
- };
- },
- };
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