77 lines
2.0 KiB
JavaScript
77 lines
2.0 KiB
JavaScript
/**
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* @fileoverview A rule to disallow calls to the Object constructor
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* @author Matt DuVall <http://www.mattduvall.com/>
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* @deprecated in ESLint v8.50.0
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*/
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'use strict';
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//------------------------------------------------------------------------------
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// Requirements
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//------------------------------------------------------------------------------
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const astUtils = require('./utils/ast-utils');
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//------------------------------------------------------------------------------
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// Rule Definition
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//------------------------------------------------------------------------------
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/** @type {import('../types').Rule.RuleModule} */
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module.exports = {
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meta: {
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type: 'suggestion',
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docs: {
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description: 'Disallow `Object` constructors',
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recommended: false,
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url: 'https://eslint.org/docs/latest/rules/no-new-object',
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},
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deprecated: {
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message:
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'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.',
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url: 'https://eslint.org/blog/2023/09/eslint-v8.50.0-released/',
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deprecatedSince: '8.50.0',
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availableUntil: null,
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replacedBy: [
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{
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rule: {
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name: 'no-object-constructor',
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url: 'https://eslint.org/docs/rules/no-object-constructor',
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},
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},
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],
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},
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schema: [],
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messages: {
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preferLiteral: 'The object literal notation {} is preferable.',
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},
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},
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create(context) {
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const sourceCode = context.sourceCode;
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return {
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NewExpression(node) {
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const variable = astUtils.getVariableByName(
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sourceCode.getScope(node),
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node.callee.name
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);
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if (variable && variable.identifiers.length > 0) {
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return;
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}
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if (node.callee.name === 'Object') {
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context.report({
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node,
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messageId: 'preferLiteral',
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});
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}
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},
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};
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},
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};
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