import { type ToolRiskLevel } from './toolCostMetadata.js';
import type { ContractRegistry } from '../registry.js';
import type { SignalProvenance } from '../../agent/turnAnalysis.js';
export type ToolPermissionDecision = 'allow' | 'require_user_approval' | 'require_explicit_intent';
export interface ToolPermission {
    tool: string;
    decision: ToolPermissionDecision;
    riskLevel: ToolRiskLevel;
    requiresUserApproval: boolean;
    userVisibleCost: string;
}
export interface PermissionGateOutcome {
    allowed: boolean;
    reason?: string;
    decision: ToolPermissionDecision;
}
export interface PermissionGateInput {
    toolName: string;
    latestUserText: string;
    alreadyAskingClarification?: boolean;
    plannerProvenance?: SignalProvenance;
}
export declare const TOOL_PERMISSIONS: ReadonlyArray<ToolPermission>;
export declare function getToolPermission(toolName: string): ToolPermission | undefined;
export declare function toolRequiresUserApproval(toolName: string): boolean;
export declare function getToolPermissionDecision(toolName: string): ToolPermissionDecision;
export declare function evaluatePermissionGate(input: PermissionGateInput): PermissionGateOutcome;
export declare function populateToolPermissions(registry: ContractRegistry): void;
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