no-proto.js
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/**
* @fileoverview Rule to flag usage of __proto__ property
* @author Ilya Volodin
*/
"use strict";
//------------------------------------------------------------------------------
// Rule Definition
//------------------------------------------------------------------------------
module.exports = {
meta: {
type: "suggestion",
docs: {
description: "disallow the use of the `__proto__` property",
category: "Best Practices",
recommended: false,
url: "https://eslint.org/docs/rules/no-proto"
},
schema: []
},
create(context) {
return {
MemberExpression(node) {
if (node.property &&
(node.property.type === "Identifier" && node.property.name === "__proto__" && !node.computed) ||
(node.property.type === "Literal" && node.property.value === "__proto__")) {
context.report({ node, message: "The '__proto__' property is deprecated." });
}
}
};
}
};