/** A combined-tool allowlist spec from the ladder's `combiner.directTools` key:
 *  a glob allowlist, or "search" (legacy adapter semantics — deprecated in the
 *  native mode, where tool_search replaces it). */
export type DirectToolsSpec = string[] | "search";
/** Names that must never be shadowed by a promoted/registered tool (pi builtins).
 *  Callers add their own tool names on top. */
export declare const RESERVED_TOOL_NAMES: readonly ["read", "bash", "edit", "write", "grep", "find", "ls", "mcp", "glob"];
/** Apply a server allow/deny filter to a combined tool list. Server names may
 *  contain underscores (gws_georgeharker), so matching is by PREFIX — a tool
 *  belongs to entry E iff its name starts `E_` (subsumes first-segment equality). */
export declare function toolServerMatches(toolName: string, serverEntry: string): boolean;
/** Apply a server allow/deny filter to a combined tool list (`<server>_` prefix,
 *  underscore-safe via toolServerMatches). */
export declare function applyServerFilter(tools: ToolSummary[], filter: {
    allow?: string[];
    deny?: string[];
} | undefined): ToolSummary[];
/** fnmatch-lite: `*` → any run, `?` → one char, everything else literal. */
export declare function globToRegExp(pattern: string): RegExp;
export declare function matchesGlob(name: string, pattern: string): boolean;
export type ToolSummary = {
    name: string;
    description?: string;
    inputSchema?: unknown;
    annotations?: {
        readOnlyHint?: boolean;
        destructiveHint?: boolean;
        idempotentHint?: boolean;
        openWorldHint?: boolean;
    };
};
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