import { HCEvalContext } from './HyperCardExpression';
import { HCAction, HCEventHandlers } from './HyperCardModel';
import { HCOpenStack } from './HyperCardUtils';
/** Hard guard: max interpreter steps per dispatch (prevents tab-freezing loops). */
export declare const STEP_BUDGET = 100000;
/** Hard guard: max chained navigations within a single run. */
export declare const NAV_DEPTH_CAP = 64;
/** Hard guard: max counted-repeat iterations. */
export declare const REPEAT_CAP = 100000;
type InternalAction = {
    do: "@closeCard";
} | {
    do: "@switchCard";
    to: string;
    back: boolean;
} | {
    do: "@transition";
    effect: string;
} | {
    do: "@openCard";
};
type EngineAction = HCAction | InternalAction;
export declare function makeEvalContext(open: HCOpenStack): HCEvalContext;
/** Drive the interpreter until it drains or suspends. */
export declare function drive(open: HCOpenStack): void;
/**
 * Begin running an action list. Dropped (re-entrancy gate) if the interpreter
 * is already busy — HyperCard is modally blocking during ask/answer/wait.
 */
export declare function startRun(open: HCOpenStack, actions: EngineAction[]): void;
/** Run a stack's onOpenStack handler then the current card's onOpenCard. */
export declare function runStackOpen(open: HCOpenStack): void;
/** Run the handler for an event on a specific part (e.g. a button's onMouseUp). */
export declare function runPartEvent(open: HCOpenStack, partId: string, event: keyof HCEventHandlers): void;
/** Resume a suspended `answer`/`ask` with the user's response. */
export declare function resumeDialog(open: HCOpenStack, result: string, token?: string): void;
/** Resume a suspended `wait` when its timer fires. */
export declare function resumeWait(open: HCOpenStack, token?: string): void;
/** Resume a suspended card transition when its animation completes. */
export declare function resumeTransition(open: HCOpenStack, token?: string): void;
/** Resume a blocking plugin command (ctx.await) with the handler's result. */
export declare function resumeCustom(open: HCOpenStack, result: string, token?: string): void;
/** Remove consumed pending effects by id (idempotent). */
export declare function consumeEffects(open: HCOpenStack, ids: number[]): void;
export {};
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