declare type Unit<Input, Output> = (input: Input) => Output;
export declare type Predicate<Input> = Unit<Input, boolean>;
export declare const tableFunc: {
    <Input, Output>(table: [Predicate<Input>, Output][]): Unit<Input, Output>;
    if<Input_1>(predicate: Predicate<Input_1>): TableFuncBuilder<Input_1, unknown>;
};
declare class TableFuncBuilder<Input, Output> {
    readonly parent?: TableFuncBuilder<any, any> | undefined;
    readonly predicate?: Predicate<Input> | undefined;
    readonly unit?: Unit<Input, Output> | undefined;
    get entry(): [Predicate<Input>, Unit<Input, Output>];
    constructor(parent?: TableFuncBuilder<any, any> | undefined, predicate?: Predicate<Input> | undefined, unit?: Unit<Input, Output> | undefined);
    if<I = Input>(predicate: Predicate<I>): TableFuncBuilder<I, Output>;
    then<O = Output>(unit: Unit<Input, O>): TableFuncBuilder<Input, O>;
    else<O = Output>(unit: Unit<Input, O>): Unit<Input, O>;
}
export {};