router_gen/lib/model/router.dart

/// global instance
final _Router router = _Router();

class _Router {
  Set<String> imports = Set<String>();
  Map<String, Page> routerMap = <String, Page>{};
}

class Page {
  String path;
  String name;
  List<Argument> arguments;

  @override
  String toString() {
    return "{routerPath:${this.path},name:${this.name},arguments:${this.arguments.toString()}}";
  }
}

class Argument {
  String name;
  String type;
  bool isImported;
  bool required;

  Argument(this.name, this.type, this.required, {this.isImported=false});

  @override
  String toString() {
    return "{name:${this.name},type:${this.type},imported:${this.isImported},required:${this.required}}";
  }
}