Function decodeTextPreview

packages/runtime-host/src/protocol/artifact.ts:605–617

(value: unknown)

}

function decodeTextPreview(value: unknown): ArtifactTextPreview {
  const preview = requireRecord(value, 'artifact text preview');
  if (preview.ok === true) {
    const exact = requireExactRecord(preview, 'artifact text preview', ['ok', 'text']);
    return {
      ok: true,
      text: boundedText(exact.text, 'artifact text', ARTIFACT_PREVIEW_MAX_BYTES, true),
    };
  }
  const exact = requireExactRecord(preview, 'artifact text unavailable', ['ok', 'reason']);
  if (exact.ok !== false) throw invalidProtocolFrame('Invalid artifact text preview outcome');
  return { ok: false, reason: readFailureReason(exact.reason) };
}

function decodeBinaryPreview(value: unknown): ArtifactBinaryPreview {
  const preview = requireRecord(value, 'artifact binary preview');