/**
 * Parse a line into arguments.
 * Supports single and double quoted strings as well as backslash escaping.
 */
export declare function splitIntoArgs(input: string): string[];
/** Where a shell reads keystrokes from, i.e. the parts of `NodeJS.ReadStream` it uses. */
export interface ShellInput {
    on(event: 'data', listener: (chunk: string | Uint8Array) => void): unknown;
    off?(event: 'data', listener: (chunk: string | Uint8Array) => void): unknown;
    /** Hand over keystrokes as they are typed, instead of a line at a time with editing and echo */
    setRawMode?(raw: boolean): unknown;
    resume?(): unknown;
    pause?(): unknown;
    readonly isTTY?: boolean;
}
/**
 * Where a shell draws, i.e. the parts of `NodeJS.WriteStream` it uses.
 */
export interface ShellOutput {
    write(data: string): unknown;
    readonly columns?: number;
    readonly rows?: number;
}
export interface ShellOptions {
    /**
     * The stream keystrokes are read from, e.g. `process.stdin`.
     * The shell does its own line editing, so it is put into raw mode.
     */
    stdin: ShellInput;
    /** The stream the prompt and the line being edited are written to, e.g. `process.stdout`. */
    stdout: ShellOutput;
    /** The prompt to use, can be a getter. */
    readonly prompt?: string;
    /** The length to use for the prompt. Useful if escape sequences are used in the prompt. */
    readonly promptLength?: number;
    /** The handler for when a line is parsed */
    onLine?(this: void, line: string): unknown;
}
export interface ShellContext extends Required<ShellOptions> {
    /** The input currently being shown */
    input: string;
    /** Where the cursor is in `input`. */
    cursor: number;
    /** The index for which input is being shown */
    index: number;
    /** The current, uncached input */
    currentInput: string;
    /** array of previous inputs */
    inputs: string[];
    /** Stop reading from `stdin` and put it back the way it was found */
    close(): void;
}
/**
 * A simple wrapper for a pair of streams that makes implementing shells easier.
 */
export declare function createShell(options: ShellOptions): ShellContext;