no-caller.js•1.21 kB
/**
* @fileoverview Rule to flag use of arguments.callee and arguments.caller.
* @author Nicholas C. Zakas
*/
"use strict";
//------------------------------------------------------------------------------
// Rule Definition
//------------------------------------------------------------------------------
/** @type {import('../shared/types').Rule} */
module.exports = {
meta: {
type: "suggestion",
docs: {
description: "Disallow the use of `arguments.caller` or `arguments.callee`",
recommended: false,
url: "https://eslint.org/docs/latest/rules/no-caller"
},
schema: [],
messages: {
unexpected: "Avoid arguments.{{prop}}."
}
},
create(context) {
return {
MemberExpression(node) {
const objectName = node.object.name,
propertyName = node.property.name;
if (objectName === "arguments" && !node.computed && propertyName && propertyName.match(/^calle[er]$/u)) {
context.report({ node, messageId: "unexpected", data: { prop: propertyName } });
}
}
};
}
};