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- /**
- * @fileoverview disallow use of the Buffer() constructor
- * @author Teddy Katz
- */
- "use strict";
-
- //------------------------------------------------------------------------------
- // Rule Definition
- //------------------------------------------------------------------------------
-
- module.exports = {
- meta: {
- deprecated: true,
-
- replacedBy: [],
-
- 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()" }
- });
- }
- };
- }
- };
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