flipt_client 0.1.0-pre.1

Flipt Client Evaluation SDK for Dart

Flipt Client Dart

The flipt-client-dart library contains the Dart source code for the Flipt client-side evaluation client.

Installation

Add this to your package's pubspec.yaml file:

dependencies:
  flipt_client: ^0.1.0

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Then run dart pub get to install the package.

Supported Architectures

This SDK currently supports the following OSes/architectures:

• Linux x86_64
• Linux arm64
• MacOS x86_64
• MacOS arm64

Important

This SDK currently only supports desktop platforms (MacOS and Linux). We are working on adding support for mobile platforms such as iOS and Android.

Usage

import 'package:flipt_client/flipt_client.dart';

void main() {
  // Initialize the client
  final client = FliptEvaluationClient(
    'default',
    Options.withClientToken(
      'your-token',
      url: 'http://localhost:8080',
    ),
  );

  // Evaluate a variant flag
  final result = client.evaluateVariant(
    flagKey: 'flag1',
    entityId: 'someentity',
    context: {'fizz': 'buzz'},
  );

  print('Variant: ${result.variantKey}');

  // Evaluate a boolean flag
  final result = client.evaluateBoolean(
    flagKey: 'flag2',
    entityId: 'user123',
    context: {'key': 'value'},
  );

  print('Enabled: ${result.enabled}');

  // Don't forget to close the client when you're done
  client.close();
}

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Authentication

The FliptEvaluationClient supports the following authentication strategies:

• No Authentication (default)
• Client Token Authentication
• JWT Authentication

Development

To generate the JSON serialization code, run:

dart run build_runner build --delete-conflicting-outputs

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Contributing

Contributions are welcome! Please feel free to open an issue or submit a Pull Request.

License

This project is licensed under the MIT License.