no-new.js 827 Bytes
/**
 * @fileoverview Rule to flag statements with function invocation preceded by
 * "new" and not part of assignment
 * @author Ilya Volodin
 */

"use strict";

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

module.exports = {
    meta: {
        docs: {
            description: "disallow `new` operators outside of assignments or comparisons",
            category: "Best Practices",
            recommended: false
        },

        schema: []
    },

    create(context) {

        return {
            "ExpressionStatement > NewExpression"(node) {
                context.report({ node: node.parent, message: "Do not use 'new' for side effects." });
            }
        };

    }
};