2025-04-19 23:12:19 -04:00

53 lines
1.2 KiB
JavaScript

/**
* @fileoverview Rule to flag use of arguments.callee and arguments.caller.
* @author Nicholas C. Zakas
*/
'use strict';
//------------------------------------------------------------------------------
// Rule Definition
//------------------------------------------------------------------------------
/** @type {import('../types').Rule.RuleModule} */
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 },
});
}
},
};
},
};