import { Observable } from "../../util/observe";
import { ArithmeticType, SuccessParsingResult } from "./types";
export declare enum IOState {
    good = 0,
    bad = 1,
    eof = 2,
    fail = 4,
    bad_eof = 3,
    bad_fail = 5,
    eof_fail = 6,
    bad_eof_fail = 7
}
declare type StandardInputStreamMessages = "bufferUpdated" | "iostateUpdated";
export declare class StandardInputStream {
    readonly observable: Observable<StandardInputStreamMessages>;
    readonly trimws: boolean;
    readonly buffer: string;
    private iostate;
    reset(): this;
    clearBuffer(): void;
    addToBuffer(s: string): this;
    private updateBuffer;
    skipws(): void;
    extractAndParseFromBuffer(type: ArithmeticType): SuccessParsingResult<ArithmeticType> | undefined;
    extractCharFromBuffer(): string;
    extractIntFromBuffer(): string;
    extractDoubleFromBuffer(): string;
    extractWordFromBuffer(): string;
    extractLineFromBuffer(): string;
    rdstate(): IOState;
    setstate(state: IOState): void;
    clear(state?: IOState): void;
    good(): boolean;
    fail(): boolean;
    eof(): boolean;
    bad(): boolean;
}
export {};