erick-alcachofa 9dcd5490e3
feat(AST): Define complete set of AST nodes
Signed-off-by: erick-alcachofa <erick@artichoke.dev>

Introduces the comprehensive header file for the Abstract Syntax Tree,
providing the foundational structures for the parser and subsequent
compiler stages.

This initial version defines all node types required to represent the
language's grammar, including:
- Top-level program structure and module declarations.
- All statement types, including control flow, loops, and deferrals.
- A semantic expression tree designed for a Pratt parser (Unary, Binary,
  Function Calls, etc.).
- A robust, recursive type system for handling complex type signatures.

The design employs modern C++ for safety and clarity:
- `std::unique_ptr` establishes clear ownership of child nodes.
- `std::variant` provides type-safe polymorphism for Statement,
  Expression, and Declaration nodes.
- `std::optional` is used to accurately model optional grammar rules.
- `SourceLocation` is included in every node to support detailed error
  reporting.
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⚠️ WIP Highly Experimental Project

  • The language, compiler, and tools are under active development and may be very unstable.
  • There will likely be breaking changes and periods where no work is done on the project.

The artichoke Programming Language

artichoke is a modern, statically-typed programming language designed to satisfy my personal preferences and requirements for programming, combining the low-level control and powerful modern features like a robust type system, generics, integrated error handling, and a clean, ergonomic syntax.

The goal of artichoke is to provide a language that is simple, safe, and productive for programming, eliminating common pitfalls without sacrificing performance or control.

For a detailed guide to the language, please see the project wiki.

Core Philosophy & Features

artichoke is built around a few core principles to create a safer, more productive programming experience:

  • Explicitness: Type conversions and error handling are explicit.
  • Safety: Non-nullable pointers, a robust type system, and deterministic resource management are prioritized.
  • Modern Ergonomics: Features like generics, defer, and a clean module system reduce boilerplate and improve readability.

The language includes a powerful generic type system, first-class error handling, a full suite of control flow statements (including match), a true module system, and compile-time reflection.

Project Status

artichoke is currently in the design and grammar-specification phase. The grammar is stable, and the next step is the implementation of a compiler (parser, semantic analyzer, and code generator).

Building from Source

# Get the source code
git clone https://git.artichoke.dev/me/artichoke-lang.git

# Configure cmake
# Optionally add -DENABLE_TESTING=ON for building tests
cmake -DCMAKE_BUILD_TYPE=Release -S . -B build

# Build the project
cmake --build build

# Run the binary
./build/frontend/artichoke-c

# Run the tests if enabled
ctest --test-dir build/tests --output-on-failure

# Install if wanted
cmake --install build --prefix=/usr/local

# Run the installed binary
arti-c

Contributing

The artichoke project is hosted on a personal, self-hosted Gitea instance. If you are interested in contributing, you have two options:

  1. Request an Account: Please contact support@artichoke.dev to request an account on the Gitea instance.
  2. Submit Patches: Alternatively, you can send patches or diffs directly to the same email address.

In all cases, proper attribution will be given for your contributions in the source files and/or the project wiki.

License

This project is licensed under the GNU Affero General Public License v3.0. The full license text can be found in the LICENSE file in this repository.

Description
artichoke programming language
https://lang.artichoke.dev/
Readme GNU-AGPLv3 672 KiB
Languages
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CMake 1.3%
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