Svelte

Website

svelte.dev

$ Details

Categories

#Javascript UI Libraries #JavaScript Framework #JS Library #Developer Tools

Elm

Website

elm-lang.org

$ Details

Categories

#Programming Language #OOP #Generic Programming Language #Dynamic Programming Language

Svelte features and specs

• Performance
  Svelte shifts much of the work from runtime to compile time, resulting in faster and more efficient web applications. By compiling components to highly optimized vanilla JavaScript, it reduces the overhead and boosts performance.
• File Size
  Due to its compile-time nature, Svelte produces smaller bundle sizes compared to other frontend frameworks like React or Angular, which can significantly improve load times and performance.
• Simplicity
  The framework is designed to be more accessible and easier to understand. Svelte’s syntax is clean and straightforward, allowing developers to get up and running quickly with minimal boilerplate.
• Reactivity
  Svelte provides a simple and intuitive way to handle reactivity by using built-in language constructs like assignments. This means no complicated state management libraries are necessary for many use cases.
• Less Boilerplate
  Svelte reduces the boilerplate code typically required in other frameworks, resulting in a cleaner and more maintainable codebase. This can help accelerate development and reduce bugs.
• Reactive Programming
  SvelteKit leverages Svelte's reactive programming model, allowing developers to write less code while achieving better functionality through automatic reactivity.
• Integrated Router
  SvelteKit includes a built-in router, which simplifies the creation of multi-page applications and enables easy setup of dynamic routes.
• SSR and SSG
  SvelteKit supports Server-Side Rendering (SSR) and Static Site Generation (SSG) out of the box, giving developers flexibility in how they build and deploy their applications.
• Opinionated but Flexible
  While SvelteKit provides an opinionated setup to streamline the development process, it also allows for customization to fit a developer’s specific needs.

Possible disadvantages of Svelte

• Ecosystem Maturity
  Svelte’s ecosystem is not as mature or extensive as React’s or Angular’s. There are fewer third-party libraries, tools, and resources available, which might make it more challenging to find solutions for less common problems.
• Learning Curve
  While Svelte itself is simpler, its approach is quite different from traditional frameworks like React and Angular. This can require a mental shift and time to learn new paradigms, especially for developers coming from those backgrounds.
• Community Support
  Given that Svelte has a smaller user base and community compared to more established frameworks, finding community support, tutorials, and best practices can sometimes be more difficult.
• Tooling
  While Svelte has good official tooling and support, it may lack some of the advanced tools and integrations available for other frameworks, which can slow down development for more complex applications.
• SEO and SSR
  Although Svelte has options for server-side rendering (SSR) and improving SEO, handling these aspects is not as out-of-the-box or mature compared to frameworks like Next.js for React.
• Community Size
  SvelteKit has a smaller community compared to other frameworks, which can affect the availability of online resources, tutorials, and community-driven support.
• Tooling and Integration
  Some commonly used development tools and integrations may not be fully compatible with SvelteKit, necessitating workarounds or additional configuration.
• Frequent Updates
  As a newer framework, SvelteKit undergoes frequent updates and changes, which can sometimes lead to breaking changes or require developers to frequently update their knowledge and projects.
• Market Adoption
  SvelteKit is less adopted in the industry compared to other frameworks, which might make it a less attractive option for companies looking for widely recognized and vetted solutions.

Elm features and specs

• Strong Type System
  Elm's type system is designed to catch errors at compile-time, reducing runtime errors and improving code reliability. It emphasizes immutability, making it easier to reason about and maintain code.
• No Runtime Exceptions
  Elm enforces safety with its type system, ensuring that runtime exceptions are almost impossible. This leads to more robust and predictable applications.
• Friendly Error Messages
  Elm's compiler provides exceptionally helpful and user-friendly error messages, which make debugging easier and learning the language more approachable.
• Optimized Performance
  Elm's compiler generates highly optimized JavaScript, resulting in fast and efficient applications. Performance tuning is handled by the compiler, freeing developers from many optimization concerns.
• Functional Programming
  Elm is purely functional, promoting a clear and declarative coding style. It encourages developers to write more predictable and maintainable code by leveraging functional programming principles.
• Built-In Architecture
  The Elm Architecture (Model-Update-View) provides a consistent pattern for building applications, which can simplify the development process and improve code organization.
• Interoperability with JavaScript
  Elm allows you to seamlessly integrate with existing JavaScript code through ports, giving you the flexibility to gradually adopt Elm or work with libraries that are not available in Elm.

Possible disadvantages of Elm

• Small Ecosystem
  Elm's ecosystem is relatively small compared to more established languages like JavaScript or TypeScript, meaning there are fewer libraries and tools available, which might limit certain functionalities out of the box.
• Learning Curve
  Elm’s functional programming paradigm and strict type system can be challenging for developers who are not familiar with functional programming, leading to a steep learning curve.
• Limited Developer Community
  The Elm community is smaller compared to other languages, which can make finding support or example projects more difficult. This might also affect the availability of tutorials and learning resources.
• Interoperability Overhead
  While interoperability with JavaScript is possible through ports, it introduces additional complexity and overhead, making integrated projects more challenging to manage.
• Slower Release Cycle
  Elm's development and release cycle can be slower compared to other technologies. Updates and new features might take longer to be released, impacting the adoption of cutting-edge practices.
• Single File Approach
  In Elm, managing large codebases can be problematic due to the lack of support for splitting code into multiple modules or files akin to solutions in other languages, which can make the code less modular and harder to navigate.

Svelte vs React vs Angular vs Vue

More videos:

Nightmare on Elm St (series review)

More videos: