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/**
* @fileoverview Rule to flag use of arguments.callee and arguments.caller.
* @author Nicholas C. Zakas
*/
"use strict";
//------------------------------------------------------------------------------
// Rule Definition
//------------------------------------------------------------------------------
module.exports = {
meta: {
type: "suggestion",
docs: {
description: "disallow the use of `arguments.caller` or `arguments.callee`",
category: "Best Practices",
recommended: false,
url: "https://eslint.org/docs/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]$/)) {
context.report({ node, messageId: "unexpected", data: { prop: propertyName } });
}
}
};
}
};
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