/**
 * Hook types.
 *
 * Public hook registration types. Wire-level payload shapes come from
 * `../protocol/`. The SDK-local HookEvent/HookInput contract is
 * intentionally narrowed to events supported by SDK user configuration.
 */
export type { BaseHookInput, PreToolUseHookInput, PostToolUseHookInput, PostToolUseFailureHookInput, UserPromptSubmitHookInput, SessionStartHookInput, SessionEndHookInput, StopHookInput, SubagentStartHookInput, SubagentStopHookInput, PreCompactHookInput, PostCompactHookInput, PermissionRequestHookInput, PermissionDeniedHookInput, InstructionsLoadedHookInput, CwdChangedHookInput, FileChangedHookInput, PostToolUseFailureHookSpecificOutput, UserPromptSubmitHookSpecificOutput, SessionStartHookSpecificOutput, SubagentStartHookSpecificOutput, PermissionRequestHookSpecificOutput, CwdChangedHookSpecificOutput, FileChangedHookSpecificOutput, } from '../protocol/index.js';
import type { AsyncHookJSONOutput as ProtocolAsyncHookJSONOutput, CwdChangedHookSpecificOutput, FileChangedHookSpecificOutput, HookInput as ProtocolHookInput, PostToolUseHookSpecificOutput as ProtocolPostToolUseHookSpecificOutput, PostToolUseFailureHookSpecificOutput, PreToolUseHookSpecificOutput as ProtocolPreToolUseHookSpecificOutput, PermissionRequestHookSpecificOutput, SessionStartHookSpecificOutput, SubagentStartHookSpecificOutput, SyncHookJSONOutput as ProtocolSyncHookJSONOutput, UserPromptSubmitHookSpecificOutput } from '../protocol/index.js';
import type { HookEventConst } from '../core/constants.js';
/**
 * The 16 publicly supported hook events available to SDK users.
 * Internal/experimental events are handled at runtime but not exposed
 * in the user-facing configuration type.
 */
export type HookEvent = HookEventConst;
export type HookInput = Extract<ProtocolHookInput, {
    hook_event_name: HookEvent;
}>;
export type HookPermissionDecision = 'allow' | 'deny' | 'ask' | 'defer';
export type PreToolUseHookSpecificOutput = Omit<ProtocolPreToolUseHookSpecificOutput, 'permissionDecision'> & {
    permissionDecision?: HookPermissionDecision;
};
export type PostToolUseHookSpecificOutput = Omit<ProtocolPostToolUseHookSpecificOutput, 'updatedMCPToolOutput' | 'updatedToolOutput'> & {
    updatedToolOutput?: string;
    updatedMCPToolOutput?: string;
};
export type AsyncHookJSONOutput = ProtocolAsyncHookJSONOutput;
export type HookSpecificOutput = PreToolUseHookSpecificOutput | PostToolUseHookSpecificOutput | PostToolUseFailureHookSpecificOutput | UserPromptSubmitHookSpecificOutput | SessionStartHookSpecificOutput | SubagentStartHookSpecificOutput | PermissionRequestHookSpecificOutput | CwdChangedHookSpecificOutput | FileChangedHookSpecificOutput;
export type SyncHookJSONOutput = Omit<ProtocolSyncHookJSONOutput, 'hookSpecificOutput'> & {
    hookSpecificOutput?: HookSpecificOutput;
};
export type HookJSONOutput = AsyncHookJSONOutput | SyncHookJSONOutput;
export type HookCallback = (input: HookInput, toolUseID: string | undefined, options: {
    signal: AbortSignal;
}) => Promise<HookJSONOutput>;
export interface HookCallbackMatcher {
    matcher?: string;
    hooks: HookCallback[];
    timeout?: number;
}