import type { WorkflowEntity } from '@n8n/db';
import type { WorkflowCredentialRequirement } from './credential.types';
import type { RequirementsExtractor } from '../requirements-extractor';
export declare class CredentialRequirementsExtractor implements RequirementsExtractor<WorkflowCredentialRequirement> {
    extract(workflow: WorkflowEntity): WorkflowCredentialRequirement[];
}