| /** |
| * @fileoverview Rule to flag when using constructor for wrapper objects |
| * @author Ilya Volodin |
| */ |
| |
| "use strict"; |
| |
| //------------------------------------------------------------------------------ |
| // Rule Definition |
| //------------------------------------------------------------------------------ |
| |
| module.exports = { |
| meta: { |
| type: "suggestion", |
| |
| docs: { |
| description: "disallow `new` operators with the `String`, `Number`, and `Boolean` objects", |
| category: "Best Practices", |
| recommended: false, |
| url: "https://eslint.org/docs/rules/no-new-wrappers" |
| }, |
| |
| schema: [] |
| }, |
| |
| create(context) { |
| |
| return { |
| |
| NewExpression(node) { |
| const wrapperObjects = ["String", "Number", "Boolean", "Math", "JSON"]; |
| |
| if (wrapperObjects.indexOf(node.callee.name) > -1) { |
| context.report({ node, message: "Do not use {{fn}} as a constructor.", data: { fn: node.callee.name } }); |
| } |
| } |
| }; |
| |
| } |
| }; |