/** * @fileoverview Disallow construction of dense arrays using the Array constructor * @author Matt DuVall */ "use strict"; //------------------------------------------------------------------------------ // Rule Definition //------------------------------------------------------------------------------ module.exports = { meta: { type: "suggestion", docs: { description: "disallow `Array` constructors", category: "Stylistic Issues", recommended: false, url: "https://eslint.org/docs/rules/no-array-constructor" }, schema: [], messages: { preferLiteral: "The array literal notation [] is preferable." } }, create(context) { /** * Disallow construction of dense arrays using the Array constructor * @param {ASTNode} node node to evaluate * @returns {void} * @private */ function check(node) { if ( node.arguments.length !== 1 && node.callee.type === "Identifier" && node.callee.name === "Array" ) { context.report({ node, messageId: "preferLiteral" }); } } return { CallExpression: check, NewExpression: check }; } };