| /** |
| * @fileoverview Disallow construction of dense arrays using the Array constructor |
| * @author Matt DuVall <http://www.mattduvall.com/> |
| */ |
| |
| "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 |
| }; |
| |
| } |
| }; |