in tool/colors/generate_files.dart [72:85]
void generateProperties(Map<String, Color> colors, String filename) {
final StringBuffer buf = StringBuffer();
buf.writeln('# Generated file - do not edit.');
buf.writeln();
buf.writeln('# suppress inspection "UnusedProperty" for whole file');
buf.writeln();
writeColors(colors,
(String name, Color color) => buf.writeln('$name=${color.toHex()}'));
File(filename).writeAsStringSync(buf.toString());
print('wrote $filename');
}