import type { ExtensionAPI, ToolResultEvent } from "@earendil-works/pi-coding-agent";
export declare const DEFAULT_THRESHOLDS: readonly [3, 5, 8];
export interface RepeatToolGuardOptions {
    /** Consecutive repeat counts that should receive a reminder. Defaults to 3, 5, and 8. */
    thresholds?: readonly number[];
    /** Tool name patterns to track. If omitted, all tools are tracked. Supports `*` wildcards. */
    include?: readonly string[];
    /** Tool name patterns to ignore. Supports `*` wildcards. */
    exclude?: readonly string[];
    /** Environment source for PI_REPEAT_TOOL_GUARD_* variables. Defaults to process.env. */
    env?: NodeJS.ProcessEnv;
}
type ToolResultContent = ToolResultEvent["content"];
export interface ToolResultPatch {
    content?: ToolResultContent;
    details?: ToolResultEvent["details"];
    isError?: boolean;
}
export declare function makeReminderText(toolName: string, repeatCount: number, canonicalInput: string): string;
export declare function parseListEnv(name: string, env?: NodeJS.ProcessEnv): string[];
export declare function normalizeThresholds(values: readonly number[] | undefined): number[];
export declare function parseThresholds(env?: NodeJS.ProcessEnv): number[];
export declare function wildcardPatternToRegExp(pattern: string): RegExp;
export declare function compilePatterns(patterns: readonly string[]): RegExp[];
export declare function matchesAny(value: string, patterns: readonly RegExp[]): boolean;
export declare function sortJsonValue(value: unknown, seen?: WeakSet<object>): unknown;
export declare function canonicalizeInput(input: unknown): string;
export declare function appendReminderToContent(content: ToolResultContent, reminderText: string): ToolResultContent;
export declare function createRepeatToolGuard(options?: RepeatToolGuardOptions): (pi: ExtensionAPI) => void;
export default function repeatToolGuard(pi: ExtensionAPI): void;
export {};