singleton_class_annotation 0.1.0+1 singleton_class_annotation: ^0.1.0+1 copied to clipboard
A `@SingletoneClass` annotation indicating a class will be a singlton. `singleton_class_generator` package will generate a singleton class.
singleton_class #
Annotation package to create a singleton style class.
This package is for @SingletonClass()
annotaion which indicates
that a class is a singleton.
Usage #
Install #
Add this lines in your pubspec.yaml
and run flutter pub get
.
dependencies:
singleton_class:
dev_dependencies:
build_runner:
singleton_class_generator:
Example #
import 'package:singleton_class/singleton_class.dart';
part 'main.g.dart'; /// singleton_class_generator will automatically generate this.
/// All the class annotated as a `@SingletonClass()` will have
/// a singleton class which has a `Singleton`-prefixed name.
@SingletonClass()
class TestClass {
printer() {
print(this.hashCode);
}
}
main() {
/// `Singleton`-prefixed singleton style `TestClass`.
/// All the other method or members inside `TestClass` works as expected.
/// You can get a singleton instance using `getInstance()` method
/// or default constructor.
/// Current version supports non-args constructor only.
var instance = SingletonTestClass.getInstance();
var instance2 = SingletonTestClass();
instance.printer();
instance2.printer();
}
Run build_runner
.
flutter pub run build_runner watch