export interface PtyShellLaunchPlan {
    shellArgs: string[];
    /** Fallback for shells whose command language Wand cannot safely wrap. */
    commandToWrite?: string;
    cliExitMarker: PtyCliExitMarker | null;
}
export interface PtyCliExitChunk {
    data: string;
    exitCode: number | null;
}
/**
 * Removes Wand's private CLI/shell boundary marker even when a PTY splits it
 * across chunks. The marker never reaches terminal rendering, transcripts, or
 * Claude's PTY parser.
 */
export declare class PtyCliExitMarker {
    readonly token: string;
    private readonly prefix;
    private pending;
    private completed;
    constructor(token?: string);
    consume(chunk: string): PtyCliExitChunk;
}
/**
 * Build the PTY process shape without conflating three different lifecycles:
 * a bare interactive shell, a provider CLI that falls back to a shell, and a
 * one-shot non-provider command.
 */
export declare function buildPtyShellLaunchPlan(options: {
    shell: string;
    command: string;
    bareShell: boolean;
    providerCommand: boolean;
    platform?: NodeJS.Platform;
    markerToken?: string;
}): PtyShellLaunchPlan;