import { Loader, Prompt, Variable } from './TemplateConfig';
import * as AwaitEventEmitterCore from 'await-event-emitter';
import { Asset } from '../core/Compiler';
export declare type State = {
    input: string;
    asset?: Asset;
    output?: string;
    loaders?: Loader;
    error?: Error;
};
export declare type PromptProcess = (prompt: Prompt) => Promise<Variable> | Variable;
export interface Tree {
    [path: string]: State;
}
export declare class AwaitEventEmitter extends AwaitEventEmitterCore {
    listeners: (name?: string) => Function[];
    emit: (name: string, ...any: any[]) => Promise<boolean>;
    emitSync: (name: string, ...any: any[]) => boolean;
    on: (name: string, ...any: any[]) => AwaitEventEmitter;
    once: (name: string, ...any: any[]) => AwaitEventEmitter;
    prependListener: (name: string, listener: Function) => AwaitEventEmitter;
    prependOnceListener: (name: string, listener: Function) => AwaitEventEmitter;
    removeListener: (name: string, listener?: Function) => AwaitEventEmitter;
    off: (name: string, listener?: Function) => AwaitEventEmitter;
}
export interface Logger {
    silent: boolean;
    log: Function;
    deprecated: Function;
    success: Function;
    warn: Function;
    error: Function;
    stop?: () => void;
    start?: () => void;
}
export declare class TreeProcessor {
    tree: Tree;
    constructor(tree: Tree);
    toPrettyStates(): string;
    toJSON(): Tree;
}