import type { ActiveRun } from "./types.ts";
import { type DelegationRole } from "./delegation.ts";
export type ToolGatewayBlockKind = "external-write" | "windows-path" | "document-reader" | "subagent-boundary" | "source-write" | "unregistered-write-tool";
export interface ToolGatewayInput {
    cwd: string;
    toolName: string;
    path?: string;
    run?: ActiveRun;
    subagentRole?: DelegationRole;
}
export interface ToolGatewayPass {
    allowed: true;
}
export interface ToolGatewayBlock {
    allowed: false;
    kind: ToolGatewayBlockKind;
    level: "info" | "warning";
    reason: string;
}
export type ToolGatewayDecision = ToolGatewayPass | ToolGatewayBlock;
export declare function isWriteLikeToolCall(toolName: string): boolean;
export declare function evaluateToolGateway(input: ToolGatewayInput): ToolGatewayDecision;