dart_result 1.0.0

A starting point for Dart libraries or applications.

example/dart_result_example.dart

import 'package:dart_result/dart_result.dart';

void main() {
  Result<int> truncDiv(int num1, int num2) {
    if (num2 == 0) {
      return Failure('cannot divide by zero');
    }
    return Success(num1 ~/ num2);
  }

  final successResult = truncDiv(5, 4);
  final failureResult = truncDiv(5, 0);

  final didSucceed = successResult.isSuccess;
  final didFail = failureResult.isFailure;
  final defaultVal = failureResult.getOrElse((failed) => 0);
  final matched =
      successResult.match((val) => val, (val) => 'Operation Failed');
  final mapped = successResult.mapSuccess((val) => val + 1);
  print('dividing 5 by 4 successful? : $didSucceed');
  print('dividing 5 by 0 failure? : $didFail');
  print('dividing 5 by 0 failed, default val provided: $defaultVal');
  print('pattern match on $successResult returned: $matched');
  print('mapped $successResult to value of $mapped');
}