tryFromResult static method
Implementation
static ChartExportFile? tryFromResult(ChartExportResult result) {
if (!result.success) return null;
final payload = result.payloadBytes;
if (payload == null) return null;
return ChartExportFile(
filename: result.filename,
mimeType: result.mimeType,
bytes: payload,
text: result.text,
format: result.format,
metadata: result.toMetadataJson(),
);
}