import type { CommandModule } from './command_module';
import { CommandType } from './command_type';
import { DynamicallyLoadedCommandRunner } from './dynamically_loaded_command_runner';
import type { IRunContext } from '../context';
export declare class WasmCommandRunner extends DynamicallyLoadedCommandRunner {
    readonly module: CommandModule;
    constructor(module: CommandModule);
    get commandType(): CommandType;
    run(context: IRunContext): Promise<number>;
    /**
     * By default a WebAssembly command assumes stdin, stdout and stderr are terminals (TTYs).
     * If this is not the case, provide an input reading or output writing wrapper.
     * With this, WebAssembly commands can use `isatty` correctly.
     */
    private _inputHandler;
    private _outputHandler;
}