Trace

loom-buildersourcetypescript
Path: loom-builder/src/trace.tsRelative: src/trace.tsSubproject: loom-builderCategory: dispatch-system
Lines: 20Bytes: 806Imports: 3Exports: 2
loom-buildersourcetypescriptsrc

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  1. import { appendFileSync, mkdirSync } from "node:fs";
  2. import { dirname } from "node:path";
  3. import type { TraceEvent } from "./types.js";
  5. /** Append-only JSONL trace — ground truth for every dispatch (H3.4 in miniature). */
  6. export class Trace {
  7. constructor(private path: string) {
  8. mkdirSync(dirname(path), { recursive: true });
  9. }
  10. append(event: { kind: TraceEvent["kind"] } & Record<string, unknown>): void {
  11. const full = { ts: new Date().toISOString(), ...event };
  12. appendFileSync(thi