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58 lines
1.5 KiB
58 lines
1.5 KiB
1 year ago
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/**
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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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*/
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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('../shared/types').Rule} */
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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/rules/no-new-object"
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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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return {
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NewExpression(node) {
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const variable = astUtils.getVariableByName(
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context.getScope(),
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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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