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rustinparis.bsky.social
🎥 Rust in Paris 2025 🦀

At the latest edition of Rust in Paris, Olivier Goffart delivered a talk on the power of Rust macros.

👉 Watch the full talk: youtu.be/vE9EH1kOXOU

Huge thanks to Olivier 🙌

#RustLang #RustMacros #RustInParis #RustProgramming #OpenSource #Slint #RustCommunity #CppIntegration
Crafting Rust Macros: Lessons from Slint — Olivier Goffart at Rust in Paris 2025 🦀 Conf
YouTube video by Rust in Paris 🦀 Conf
youtu.be
August 9, 2025 at 4:38 PM
coreyja.com
⚡ #Rustlang Tip: cargo expand - Your X-ray Vision for Macros

cargo expand allows you to see the expanded code generated by macros, providing more insight into what's happening under the hood

Learn more here: https://docs.rs/crate/cargo-expand/0.1.3/source/README.md

#RustMacros #Rust30by30 #Day13
macro_rules! create_function { ($func_name:ident) => { fn $func_name() { println!("You called {:?}()", stringify!($func_name)); } }; } create_function!(foo); create_function!(bar); fn main() { foo(); bar(); } // notice how all the imports are revealed! #![feature(prelude_import)] #[prelude_import] use std::prelude::rust_2021::*; #[macro_use] extern crate std; // notice how the function bodies are shown! fn foo() { { ::std::io::_print(format_args!("You called {0:?}()\n", "foo")); }; } fn bar() { { ::std::io::_print(format_args!("You called {0:?}()\n", "bar")); }; } fn main() { foo(); bar(); }
October 7, 2024 at 4:16 PM