import { default as React } from 'react';
/**
 * Warn about invalid child in non-production environments only.
 * Gated to avoid leaking warnings in production builds.
 * @param child - Invalid child element
 * @param validChildren - List of supported child component names
 * @param componentName - Name of the parent component emitting the warning
 */
export default function warnInvalidChild(child: React.ReactElement, validChildren: string[], componentName: string): void;