in dartfn/tool/builder/src/code_generator.dart [98:115]
String _base64encode(List<int> bytes) {
final encoded = base64.encode(bytes);
//
// Logic to cut lines into 76-character chunks
// – makes for prettier source code
//
final lines = <String>[];
var index = 0;
while (index < encoded.length) {
final line = encoded.substring(index, math.min(index + 76, encoded.length));
lines.add(line);
index += line.length;
}
return lines.join('\n');
}