odin-javascript-exercises/node_modules/eslint/lib/rules/no-buffer-constructor.js
2017-12-15 12:56:14 -06:00

37 lines
1.1 KiB
JavaScript

/**
* @fileoverview disallow use of the Buffer() constructor
* @author Teddy Katz
*/
"use strict";
//------------------------------------------------------------------------------
// Rule Definition
//------------------------------------------------------------------------------
module.exports = {
meta: {
docs: {
description: "disallow use of the Buffer() constructor",
category: "Node.js and CommonJS",
recommended: false
},
schema: []
},
create(context) {
//----------------------------------------------------------------------
// Public
//----------------------------------------------------------------------
return {
"CallExpression[callee.name='Buffer'], NewExpression[callee.name='Buffer']"(node) {
context.report({
node,
message: "{{example}} is deprecated. Use Buffer.from(), Buffer.alloc(), or Buffer.allocUnsafe() instead.",
data: { example: node.type === "CallExpression" ? "Buffer()" : "new Buffer()" }
});
}
};
}
};