import type { UnknownFunction } from "src/types";
/**
 * Retrieves a function from a module by searching its source code for a specific match.
 * @template T The expected type of the function to be returned.
 * @param module The module to search within. This can be any object or structure containing functions.
 * @param match The pattern to match the function's source code.
 * @returns The first function that matches the given pattern, or `undefined` if no match is found.
 */
export declare function getFunctionBySource<T>(module: unknown, match: string | RegExp | ((func: UnknownFunction) => boolean)): T | undefined;
/**
 * Retrieves the key of a function within a module that matches a given source pattern.
 * @template T The type of the module object.
 * @param module The module object to search within.
 * @param match The pattern to match the function's source code.
 * @returns The key of the matching function as a string, or `undefined` if no match is found.
 */
export declare function getFunctionKeyBySource<T>(module: T, match: string | RegExp | ((func: UnknownFunction) => boolean)): Extract<keyof T, string> | undefined;
/**
 * Retrieves a component from a module by searching its source code for a specific match.
 * Can search for normal components as well as those wrapped in `React.memo` or `React.forwardRef`.
 * @template T The expected type of the component to be returned.
 * @param module The module to search within.
 * @param match The pattern to match the source against.
 * @returns The first component that matches the given pattern, or `undefined` if no match is found.
 */
export declare function getComponentBySource<T>(module: unknown, match: string | RegExp | ((func: UnknownFunction) => boolean)): T | undefined;