export interface Version {
    self: string;
    ferret: string;
}
export declare type RuntimeFunction = (...args: any[]) => any;
export interface CompilerResult<T = any> {
    ok: boolean;
    data?: T;
    error?: string;
}
export declare type CompilerCallback<T> = (err?: string, data?: T) => void;
export interface Compiler {
    version(): CompilerResult<Version>;
    compile(query: string): CompilerResult<string>;
    destroy(id: string): CompilerResult<void>;
    run<T>(id: string, args: object, cb: CompilerCallback<T>): CompilerResult<void>;
    exec<T>(query: string, args: object, cb: CompilerCallback<T>): CompilerResult<void>;
    register(name: string, fn: RuntimeFunction): CompilerResult<void>;
}
export declare function createCallback<T>(resolve: (data: T) => void, reject: (err: Error) => void): CompilerCallback<T>;