dart_oneof_utils 1.0.1

dart_oneof_utils: ^1.0.1 copied to clipboard

example/lib/example.dart

import 'package:dart_oneof_utils/dart_oneof_utils.dart';
import 'package:one_of/one_of.dart';

void main() {
  {
    final oneOf = OneOf.fromValue2<int, String>(value: 42);
    print(oneOf.orT0); // 42
    print(oneOf.orT1); // null
    print(oneOf.when(t0: (value) => value, t1: (value) => -1)); // 42
    print(oneOf.whenOrNull(t1: (value) => value)); // null
    print(oneOf.maybeWhen(t0: (value) => value, orElse: () => -1)); // 42
  }
  {
    final oneOf = OneOf.fromValue2<int, String>(value: '42');
    print(oneOf.orT0); // null
    print(oneOf.orT1); // 42
    print(oneOf.when(t0: (value) => value, t1: (value) => -1)); // -1
    print(oneOf.whenOrNull(t1: (value) => value)); // 42
    print(oneOf.maybeWhen(t0: (value) => value, orElse: () => -1)); // -1
  }
}