Function parseEventRecord

packages/core/src/debug/parsers.ts:214–244

(bytes: Uint8Array)

 *   - _pad0: u32 (bytes 28-31)
 */
export function parseEventRecord(bytes: Uint8Array): DebugParseResult<EventRecord> {
  if (bytes.byteLength < DEBUG_EVENT_RECORD_SIZE) {
    return fail(
      "ZR_TRUNCATED",
      0,
      `need ${DEBUG_EVENT_RECORD_SIZE} bytes for event record but only ${bytes.byteLength} available`,
    );
  }

  const r = new BinaryReader(bytes);

  const frameId = readU64(r);
  const eventType = r.readU32();
  const eventFlags = r.readU32();
  const timeMs = r.readU32();
  const rawBytesLen = r.readU32();
  const parseResult = r.readU32();
  r.readU32(); // Skip _pad0

  return {
    ok: true,
    value: {
      frameId,
      eventType,
      eventFlags,
      timeMs,
      rawBytesLen,
      parseResult,
    },
  };
}

/**
 * Parse an error record payload.