bloc_signals_devtools 0.9.0

Dedicated Flutter DevTools extension UI for inspecting BlocSignal containers.

⚡ bloc_signals_devtools "With the rigor of BLoC and the flex and speed of Signals" Dedicated Flutter DevTools extension UI for inspecting BlocSignal and CubitSignal containers, tracing event-to-transition timelines, inspecting state diffs, and warning against memory leaks.

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🌐 Ecosystem Packages

The BlocSignal monorepo consists of 10 modular packages:

Package	Version	Description
bloc_signals		Core pure Dart reactive state primitives bridging BLoC & Signals
bloc_signals_flutter		Flutter UI bindings, providers, builders, listeners & selectors
bloc_signals_jaspr		Jaspr web component integration and state binding for BlocSignal
bloc_signals_riverpod		Bidirectional Riverpod 2/3 interop adapters & provider extensions
bloc_signals_hydrate		Automated synchronous local state persistence & hydration
bloc_signals_replay		Undo & redo state history tracking for CubitSignal and BlocSignal
bloc_signals_otel		OpenTelemetry tracing and span generation for state transitions
bloc_signals_devtools		Universal DevTools telemetry observer using dart:developer
bloc_signals_test		Declarative unit testing utilities (blocSignalTest)
bloc_signals_lint		Custom analyzer lint rules & automated IDE quick-fixes

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⚡ Key Features

• 🌳 Instance Tree View: Searchable list of active container instances, state values, types, and closure status.
• ⏱️ Timeline Trace Panel: Chronological timeline mapping events ➔ transitions ➔ state updates per container instance.
• 🔀 State Diff Inspector: Interactive object diff viewer highlighting currentState vs nextState.
• 🚨 Leak Detector & Warnings: Alert badge displaying active vs closed container counts and retain warnings.

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🚀 Getting Started

Add bloc_signals_devtools to your pubspec.yaml:

dev_dependencies:
  bloc_signals_devtools: ^0.1.0

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💡 Usage Example

import 'package:bloc_signals_devtools/bloc_signals_devtools.dart';
import 'package:flutter/material.dart';

Widget buildInspector(
  List<Map<String, dynamic>> instances,
  List<Map<String, dynamic>> history,
) {
  return BlocSignalsDevToolsExtension(
    instances: instances,
    history: history,
  );
}

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🤖 AI Coding Assistant Skill

This package is supported by an official pre-packaged AI Coding Skill representing VM Service RPC extensions, DevTools inspector usage, and telemetry protocols for BlocSignal.

If you develop with AI coding assistants (such as Claude Code, Antigravity, Gemini, Cursor, or Codex), you can load the bloc-signals skill bundle to guide your assistant's code generation and analysis.

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📜 License

MIT License. See LICENSE for details.