node/tools/eslint/lib/rules/no-empty-pattern.js

/**
 * @fileoverview Rule to disallow an empty pattern
 * @author Alberto Rodríguez
 * @copyright 2015 Alberto Rodríguez. All rights reserved.
 * See LICENSE file in root directory for full license.
 */
"use strict";

//------------------------------------------------------------------------------
// Rule Definition
//------------------------------------------------------------------------------

module.exports = function(context) {
    return {
        "ObjectPattern": function(node) {
            if (node.properties.length === 0) {
                context.report(node, "Unexpected empty object pattern.");
            }
        },
        "ArrayPattern": function(node) {
            if (node.elements.length === 0) {
                context.report(node, "Unexpected empty array pattern.");
            }
        }
    };
};

module.exports.schema = [];