.config/coc/extensions/node_modules/coc-prettier/node_modules/eslint/lib/rules/no-buffer-constructor.js

   1 /**
   2  * @fileoverview disallow use of the Buffer() constructor
   3  * @author Teddy Katz
   4  */
   5 "use strict";
   6
   7 //------------------------------------------------------------------------------
   8 // Rule Definition
   9 //------------------------------------------------------------------------------
  10
  11 module.exports = {
  12     meta: {
  13         type: "problem",
  14
  15         docs: {
  16             description: "disallow use of the `Buffer()` constructor",
  17             category: "Node.js and CommonJS",
  18             recommended: false,
  19             url: "https://eslint.org/docs/rules/no-buffer-constructor"
  20         },
  21
  22         schema: [],
  23
  24         messages: {
  25             deprecated: "{{expr}} is deprecated. Use Buffer.from(), Buffer.alloc(), or Buffer.allocUnsafe() instead."
  26         }
  27     },
  28
  29     create(context) {
  30
  31         //----------------------------------------------------------------------
  32         // Public
  33         //----------------------------------------------------------------------
  34
  35         return {
  36             "CallExpression[callee.name='Buffer'], NewExpression[callee.name='Buffer']"(node) {
  37                 context.report({
  38                     node,
  39                     messageId: "deprecated",
  40                     data: { expr: node.type === "CallExpression" ? "Buffer()" : "new Buffer()" }
  41                 });
  42             }
  43         };
  44     }
  45 };