import { type ModifierKey } from "../keys.js";
import type { Observation } from "./session.js";
import type { ImageBlock, TextBlock, ToolResultBlock, ToolUseBlock } from "./types.js";
/** An action the model asked for could not run; the message goes back to the model. */
export declare class MemberError extends Error {
}
export declare function okResult(id: string, toolset: string | undefined, content: ToolResultBlock["content"]): ToolResultBlock;
export declare function errorResult(id: string, toolset: string | undefined, message: string): ToolResultBlock;
export declare function textBlock(value: string): TextBlock;
export declare function imageBlock(obs: Observation): ImageBlock;
/** Runs a turn's calls in order; after the first failure the rest get `haltText` and do not run. */
export declare function runBatch(calls: ToolUseBlock[], toolset: string | undefined, haltText: string, runOne: (call: ToolUseBlock) => Promise<ToolResultBlock>): Promise<{
    results: ToolResultBlock[];
    failed: boolean;
}>;
/** Modifier keys named in a chord such as "ctrl+shift" or "super". */
export declare function modifiersOf(chord: string): ModifierKey[];
/** Every key in a chord, modifiers first, for holding them down. */
export declare function chordKeys(chord: string): string[];
export declare function clampInt(value: unknown, min: number, max: number, fallback: number): number;
export declare function clampSeconds(value: unknown, max: number): number;
export declare function requireString(value: unknown, field: string): string;
export declare function messageOf(err: unknown): string;
export declare function delay(ms: number): Promise<void>;
export declare const SCROLL_PX_PER_NOTCH = 100;
export declare const MAX_HOLD_S = 30;
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