in lib/src/package_config_json.dart [264:279]
void writeDotPackages(PackageConfig config, Uri baseUri, StringSink output) {
var extraData = config.extraData;
// Write .packages too.
String? comment;
if (extraData is Map<String, Object?>) {
var generator = extraData[_generatorKey];
if (generator is String) {
var generated = extraData[_generatedKey];
var generatorVersion = extraData[_generatorVersionKey];
comment = 'Generated by $generator'
"${generatorVersion is String ? " $generatorVersion" : ""}"
"${generated is String ? " on $generated" : ""}.";
}
}
packages_file.write(output, config, baseUri: baseUri, comment: comment);
}