https://mah-lang.example.com/blog Updates, design notes, and changelogs for the Mah language. en-us https://mah-lang.example.com/blog/v0-1-0-runnable-bytecode-and-rust-vm https://mah-lang.example.com/blog/v0-1-0-runnable-bytecode-and-rust-vm Sat, 26 Sep 2026 00:00:00 GMT A second, from-scratch Rust implementation of the .mahc bytecode machine, plus self-contained executables that run without mah or Python installed. changelog https://mah-lang.example.com/blog/v0-0-4-projects-kwargs-iterators-format https://mah-lang.example.com/blog/v0-0-4-projects-kwargs-iterators-format Fri, 25 Sep 2026 00:00:00 GMT mah init and mah-project.toml, default parameters and keyword arguments, ranges/iterators, Vector and Map, for loops, match guards, type annotation syntax, and the formatter. changelog https://mah-lang.example.com/blog/v0-0-3-defer-async-traits-bytecode https://mah-lang.example.com/blog/v0-0-3-defer-async-traits-bytecode Thu, 24 Sep 2026 00:00:00 GMT Zig-style defer, cooperative async with detach/.await, cross-file rename, Rust-style traits and impl, and the first portable .mahc bytecode format. changelog https://mah-lang.example.com/blog/closures-that-capture-by-reference https://mah-lang.example.com/blog/closures-that-capture-by-reference Sun, 20 Sep 2026 00:00:00 GMT A quick look at the activation-record model behind Mah's closures, and why it gives you JavaScript-style capture instead of Python's. design internals https://mah-lang.example.com/blog/v0-0-2-hand-written-compiler-and-v2-core https://mah-lang.example.com/blog/v0-0-2-hand-written-compiler-and-v2-core Sun, 20 Sep 2026 00:00:00 GMT The v2 rewrite: a hand-written lexer/parser, heap-allocated closures, structs, enums, pattern matching, expression blocks, a forgiving parser, and the first LSP. changelog https://mah-lang.example.com/blog/why-hand-written-and-dependency-free https://mah-lang.example.com/blog/why-hand-written-and-dependency-free Tue, 15 Sep 2026 00:00:00 GMT A few deliberate constraints run through the whole project: no parser generator, no third-party runtime dependencies, and closures over a real activation-record model. design https://mah-lang.example.com/blog/v0-0-1-the-first-prototype https://mah-lang.example.com/blog/v0-0-1-the-first-prototype Fri, 07 Feb 2025 00:00:00 GMT Where Mah started: a grammar-DSL-generated parser, a flat-array interpreter, and just enough syntax to find prime numbers. changelog