Function str

src/extraction/kernel/decode.ts:39–44

Read an (offset, len) arena string; undefined when absent.

(arena: Buffer, row: Buffer, at: number)

/** Read an (offset, len) arena string; undefined when absent. */
function str(arena: Buffer, row: Buffer, at: number): string | undefined {
  const off = row.readUInt32LE(at);
  if (off === NONE) return undefined;
  const len = row.readUInt32LE(at + 4);
  return arena.toString('utf8', off, off + len);
}

/** NUL-joined list field; undefined when absent. */
function strList(arena: Buffer, row: Buffer, at: number): string[] | undefined {