Awesome GitHub RepositoriesDeep Class Instance Cloning

class-transformer is a TypeScript library that converts plain JavaScript objects into typed class instances and back, using decorators to define transformation rules. It serves as a decorator-based object transformer, JSON deserialization library, and property transformation framework, enabling type-safe serialization and deserialization of class instances. The library distinguishes itself through comprehensive property filtering and mapping capabilities. It supports excluding properties by default, by prefix, by operation (serialization or deserialization), or by explicit marking, as well as

MobX State Tree is a structured, tree-based state management library for JavaScript applications that combines typed model definitions with reactive snapshots and patch-based change tracking. It provides a reactive state container with runtime and compile-time type safety, where application state is defined as a tree of typed models with collocated actions, computed views, and lifecycle hooks for predictable state mutations. The library is built around an action-centric mutation model that encapsulates all state changes within named functions that directly modify the tree, supported by genera

Kryo is a Java binary serialization framework and object cloning library used to convert Java objects into a compact binary format and restore them from bytes. It provides a system for creating deep or shallow copies of complex object graphs without requiring binary conversion. The project utilizes variable-length integer encoding and integer-ID class registration to reduce the size of serialized data. It handles complex object graphs through circular reference tracking to prevent data duplication and infinite loops. To maintain long-term data viability, it includes schema evolution managemen

From Java To Kotlin - Your Cheat Sheet For Java To Kotlin

attrs is a Python library that automatically generates initialization, representation, equality, hashing, and ordering methods from declarative class attribute definitions. At its core, it provides a class decorator metaprogramming framework that intercepts class creation to rewrite the class body, producing dunder methods without manual boilerplate. The library includes a comprehensive attribute validation toolkit with built-in validators for type checks, range constraints, regex matching, length limits, and logical composition of validation rules. The library distinguishes itself through it

Effector is a reactive state management library designed for building complex, event-driven applications. It functions as a data flow engine that models application logic as a directed acyclic graph, ensuring that state updates propagate automatically through interconnected nodes. By utilizing atomic state updates and declarative unit composition, the library maintains data consistency and provides a predictable execution model for managing application state. The project distinguishes itself through its framework-agnostic architecture, which decouples business logic from user interface implem

Mapperly est un générateur de code source C# utilisé pour le mappage objet-à-objet haute performance dans .NET. Il fonctionne comme une bibliothèque de mappage à la compilation qui produit le code de transformation nécessaire durant le processus de build, éliminant le besoin de réflexion à l'exécution lors de la conversion entre modèles de domaine et objets de transfert de données (DTO). L'outil se distingue par sa validation diagnostique typée et son application stricte du mappage, émettant des avertissements pour les propriétés non mappées au moment de la compilation. Il inclut des fonctionnalités spécialisées pour la gestion des références circulaires et le clonage profond afin de maintenir l'identité des objets et d'éviter les boucles infinies lors de transformations complexes. Le projet couvre un large éventail de tâches de transformation, y compris l'aplatissement de hiérarchies d'objets imbriquées, la conversion de divers types de collections et de spans, ainsi qu'un mappage complet des énumérations entre chaînes et types primitifs. Il prend également en charge l'intégration de bases de données via la projection de requêtes, traduisant les définitions de mappage en arbres d'expressions pour optimiser la récupération des champs depuis des sources requêtables. Les options de configuration permettent des fabriques d'objets personnalisées, des exclusions au niveau des membres et l'intégration d'une logique de mappage définie par l'utilisateur. Le code source généré peut être exporté vers un répertoire configurable pour inspection manuelle et contrôle de version.