| /** |
| * @fileoverview disallow use of the Buffer() constructor |
| * @author Teddy Katz |
| */ |
| "use strict"; |
| |
| //------------------------------------------------------------------------------ |
| // Rule Definition |
| //------------------------------------------------------------------------------ |
| |
| module.exports = { |
| meta: { |
| type: "problem", |
| |
| docs: { |
| description: "disallow use of the `Buffer()` constructor", |
| category: "Node.js and CommonJS", |
| recommended: false, |
| url: "https://eslint.org/docs/rules/no-buffer-constructor" |
| }, |
| |
| schema: [], |
| |
| messages: { |
| deprecated: "{{expr}} is deprecated. Use Buffer.from(), Buffer.alloc(), or Buffer.allocUnsafe() instead." |
| } |
| }, |
| |
| create(context) { |
| |
| //---------------------------------------------------------------------- |
| // Public |
| //---------------------------------------------------------------------- |
| |
| return { |
| "CallExpression[callee.name='Buffer'], NewExpression[callee.name='Buffer']"(node) { |
| context.report({ |
| node, |
| messageId: "deprecated", |
| data: { expr: node.type === "CallExpression" ? "Buffer()" : "new Buffer()" } |
| }); |
| } |
| }; |
| } |
| }; |