hchogan / loxcraft

Language tooling for the Lox programming language.

loxcraft

Language tooling for the Lox programming language.

Installation

cargo install loxcraft --locked

Features

• Bytecode compiler + garbage collected runtime
• Online playground, via WebAssembly (try it out!)
• REPL
• Syntax highlighting, via tree-sitter-lox
• IDE integration, via the Language Server Protocol

Screenshots

Benchmarks

Time taken to execute the benchmark suite (lower is better):

Benchmark	loxcraft	clox	jlox
binary_tree	8.29s	8.13s	26.41s
equality_1	7.17s	7.73s	10.01s
equality_2	8.39s	9.66s	14.30s
fib	10.90s	10.09s	21.89s
instantiation	10.83s	12.84s	14.24s
invocation	9.93s	8.93s	15.77s
method_call	11.01s	9.12s	62.03s
properties	10.05s	5.98s	69.77s
string_equality_1	7.76s	7.66s	34.08s
string_equality_2	10.78s	10.52s	36.25s
trees	9.97s	8.72s	72.87s
zoo	10.67s	6.18s	100.10s

Benchmarks were run with the following configuration:

• Device: Apple MacBook Pro (16-inch, 2021)
• Processor: M1 Pro
• RAM: 16 GiB
• OS: macOS Ventura 13.2
• Rust: 1.66.1
• Apple Clang: 14.0.0
• Oracle JDK: 19.0.2

Contributors

• Ajeet D'Souza
• Kartik Sharma