import type { N8nNode, NodeClassification, SourceClassification, SinkClassification, TrustLevel, SinkSeverity } from '../types';
export declare function classifyNode(node: N8nNode): NodeClassification;
export declare function isTriggerNode(type: string): boolean;
export declare function getSourceTypes(): string[];
export declare function getSinkTypes(): string[];
export declare function getSanitizerTypes(): string[];
export declare function getSourceClassification(type: string): SourceClassification | null;
export declare function getSinkClassification(type: string): SinkClassification | null;
export declare function isDualRoleNode(type: string): boolean;
export declare function getSinkSeverity(type: string): SinkSeverity | null;
export declare function getSourceTrustLevel(type: string): TrustLevel | null;