/**
 * Normalized graph context for architecture lint rules (visitor pattern).
 */
import type { IrStructuralFinding } from './ir-structural.js';
/** Re-export shared predicates (structural + lint use the same HTTP/datastore semantics). */
export { isHttpLikeType, isDbLikeType, isQueueLikeNodeType } from './graphPredicates.js';
export type ParsedLintGraph = {
    nodeById: Map<string, Record<string, unknown>>;
    edges: unknown[];
    adj: Map<string, string[]>;
    outDegree: Map<string, number>;
    /** In-degree per node id (built once; use instead of recomputing per rule). */
    inDegree: Map<string, number>;
};
export type BuildParsedLintGraphResult = ParsedLintGraph | {
    findings: IrStructuralFinding[];
};
export declare function edgeEndpoints(e: Record<string, unknown>): {
    from: string;
    to: string;
};
export declare function nodeType(n: Record<string, unknown>): string;
export declare function looksLikeHealthUrl(url: string): boolean;
/**
 * When true, the edge is treated as **async** for IR-LINT-SYNC-CHAIN-001 (excluded from sync depth).
 * Convention: `edge.config` / `edge.metadata` may set `async: true`, `protocol: async|message|queue|event`, or channel-like `kind`.
 * Top-level `edge.kind` is merged into `metadata` during normalization; raw edges still pass `rec.kind` here.
 * If `graph` is provided, edges **to** queue/topic-like nodes are treated as async even without edge metadata.
 */
export declare function edgeRepresentsAsyncBoundary(e: Record<string, unknown>, graph?: ParsedLintGraph): boolean;
/** Adjacency for sync-only dependency depth (omits edges marked async). */
export declare function buildSyncAdjacencyForLint(g: ParsedLintGraph): Map<string, string[]>;
/**
 * Build a parsed graph for lint visitors.
 * On failure (invalid IR root, empty graph, etc.) returns `{ findings }` with IR-STRUCT-* errors instead of `null`.
 */
export declare function buildParsedLintGraph(ir: unknown): BuildParsedLintGraphResult;
/** Type guard: successful parse vs structural blockers. */
export declare function isParsedLintGraph(r: BuildParsedLintGraphResult): r is ParsedLintGraph;
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