import { Context } from '../core/Context';
import { WatchOptions } from 'chokidar';
declare type IChokidarEventType = 'add' | 'change' | 'unlink' | 'addDir' | 'unlinkDir' | 'error' | 'ready';
export interface IWatcherExternalProps {
    paths?: any;
    skipRecommendedIgnoredPaths?: boolean;
    ignored?: Array<string | RegExp>;
    banned?: Array<string>;
    chokidar?: WatchOptions;
}
export declare function attachChokidar(props: {
    root?: string;
    chokidarOptions?: WatchOptions;
    ignored?: Array<string | RegExp>;
    cb: (event: IChokidarEventType, path: string) => void;
}): void;
export declare function ignoredPath2Regex(input: string): RegExp;
export interface IWatcherProps {
    ctx: Context;
    onEvent: (action: WatcherAction, file?: string) => void;
}
export declare enum WatcherAction {
    FATAL_ERROR = "FATAL_ERROR",
    RELOAD_TS_CONFIG = "RELOAD_TS_CONFIG",
    RELOAD_ONE_FILE = "RELOAD_ONE_FILE",
    HARD_RELOAD_MODULES = "HARD_RELOAD_MODULES",
    SOFT_RELOAD_FILES = "SOFT_RELOAD_FILES",
    HARD_RELOAD_ALL = "HARD_RELOAD_ALL",
    RESTART_PROCESS = "RESTART_PROCESS"
}
export declare function detectAction(file: string, homeDir: string): WatcherAction;
export declare function getEventData(props: {
    input: {
        event: IChokidarEventType;
        path: string;
    };
    ctx: Context;
}): WatcherAction;
export declare function getRelevantEvent(actions: Array<WatcherAction>): WatcherAction.RELOAD_TS_CONFIG | WatcherAction.RELOAD_ONE_FILE | WatcherAction.HARD_RELOAD_MODULES | WatcherAction.SOFT_RELOAD_FILES | WatcherAction.RESTART_PROCESS;
export interface Watcher {
}
export declare function createWatcher(props: IWatcherProps, externalProps?: IWatcherExternalProps): void;
export {};