Rust Macro Resources

All the same! If you ever had code that looks like this: use std::io; use std::pin::Pin; use std::task::{Context, Poll}; use tokio::io::AsyncWrite; us

Helldivers 2 Stratagem Macro Engine For Streamdeck This program contains macros for various stratagems to use. All macros are contained in the macro_e

Trust me, this is safe! A macro wrap unsafe keyword into safe! macro. Always trust programmers. use std::alloc::{alloc, dealloc, Layout}; use trust_m

infra as macro translate rust structs to terraform at compile time // your infra is a macro static DB: Postgres = Postgres16! { host: "env.host",

cond Rust macro to use a match-like syntax as an elegant alternative to many if-else statements. I got the idea from empty Go switch statements. I tho

unwrap_let! A Rust macro for quickly unwrapping a refutable pattern. Install Add unwrap_let to your dependency by running cargo add unwrap_let or edit

derive(Error) This library provides a convenient derive macro for the standard library's std::error::Error trait. [dependencies] therror = "1.0" Compi

Impl New 🦀 A procedural macro to generate a new function implementation for your struct. 🚀 Add to your project Add this to your Cargo.toml: [depende

todo2 todo2(a.k.a. todo or die) - A better todo! macro inspired from searls/todo_or_die This crate provides a better todo! macro, which allows you to

wherr Crate Discuss wherr on Hacker News Enhance Rust's ? operator by appending file and line number details to errors, simplifying the debugging proc

log_macro Macro to print variable(s) with values nicely (stripped from release builds) Install cargo add log_macro Use Add this to top of file: #[mac

SurrealDB Functions This is a proc-macro crate that given a path to a .surql file or a folder of .surql files, will parse DEFINE FUNCTION fn::s inside

rkyv_impl Implement methods for Foo and ArchivedFoo in a single impl block. use rkyv::Archive; use rkyv_impl::*; use std::iter::Sum; #[derive(Archive

html-node A HTML to node macro powered by rstml. Features Text escaping Pretty-printing NEW: type-safe elements and attributes! (example) Example let

ducktor ducktor is a Rust crate that allows you to create types from wasm_bindgen::JsValue using duck typing. With ducktor, you can define a struct th

enum-code Introduction enum-code is a derive macro for enum types. This library generates code that associates error codes with error types. It can be

script-macro An experimental way to write simple proc-macros inline with other source code. Did you ever end up getting frustrated at the boilerplate

utoipa_auto_discovery Rust Macros to automate the addition of Paths/Schemas to Utoipa crate, simulating Reflection during the compilation phase Crate

todo_by Compile-time lifetimes for comments. To use this macro, add it to your dependencies via Cargo: cargo add todo_by Then, import and invoke the m

gpt-macro ChatGPT powered Rust proc macro that generates code at compile-time. Implemented Macros auto_impl!{} #[auto_test(...)] Usage Get ChatGPT API

This library is a slightly more convenient version of derive for newtype pattern. = See also Deriving via Basic Usage #[derive(DerivingVia)] and then

leptosfmt A formatter for the leptos view! macro All notable changes are documented in: CHANGELOG.md Install cargo install leptosfmt or for trying out

Continuous Integration Documentation Crates.io #[derive(EnumTag)] This crate provides a proc. macro to derive the EnumTag trait for the given Rust enu

p5doc p5.js diagram within rustdoc Example This crate introduces a proc-macro #[p5doc::p5doc], which converts p5doc inline code in Markdown into a HTM

asset-derive Summary • Todos • Docs Summary Simple Rust asset loading derive macro for Enums, and a resource for learning proc-macros! Please feel fre

hs-bindgen Handy macro to generate C-FFI bindings to Rust for Haskell. This library intended to work best in a project configured by cargo-cabal. N.B.

pathbuf pathbuf is a simple crate which provides the pathbuf macro to conveniently construct the Rust PathBuf type. Example use pathbuf::pathbuf; use

Integral enum A simple way to define integer-like enums. This macro implements bunch of traits that are usually implemented via looooong derive(..) at

with-thread-local A micro crate that simplifies a bit the use of the std macro thread_local!. extern crate regex; use with_thread_local::with_thread_

Allocative: memory profiler for Rust This crate implements a lightweight memory profiler which allows object traversal and memory size introspection.

prost-serde-derive prost-serde-derive is a procedural macro to generate Serde serializers and deserializers for Prost-generated structs. Rationale Cur

::custom-try Macro to customize the behavior of ? Examples use ::custom_try::custom_try; #[repr(transparent)] pub struct FfiResult { pub status_c

fncli An attribute macro to simplify writing simple command line applications. Example #[fncli::cli] fn main(a: i32, b: i32) { println!("{}", a +

semester Semester is a declarative CSS conditional class name joiner, in the style of React's classnames. It's intended for use in web frameworks (lik

HashMap Macro Creates a HashMap from provided key/value pairs. Usage use std::collections::HashMap; use hashmap_macro::hashmap; let m: HashMap&str,

Remote-Obj A rust proc-macro which allows for reading and writing fields/variants of (possibly nested) remote objects by generating a single enum whic

custom-format This crate extends the standard formatting syntax with custom format specifiers, by providing custom formatting macros. It uses : (a spa

impl_serialize! This library provides a simple procedural macro for fast implementing serialize methods in serde::Serializer trait. [dependencies] imp

#[naked] Documentation This crate provide a proc macro version of the #[naked] attribute which can be used on stable Rust. Example // The SYSV64 calli

dioxus html macro This crate offers an html! like macro for dioxus applications. It expands to the equivalent rsx! macro call you would have made othe

proc-bitfield A Rust crate to expressively declare bitfield-like structs, automatically ensuring their correctness at compile time and declaring acces

michie (sounds like Mickey) — an attribute macro that adds memoization to a function. Table of contents Features Non-features key_expr key_type store_

proc-easy Macros to make writing proc-macro crates easy. This crate provides mainly macros and supporting types and traits to reduce amount of boilerp

Bevy Debug Text Overlay A proof of concept for adding a very convenient text overlay macro to the bevy game engine. This is derived from the code I us

quad-storage This is the crate to save data in persistent local storage in miniquad/macroquad environment. In WASM the data persists even if tab or br

Dioxus Table Make data-driven table rendering easy with Dioxus Installation Until the next release of Dioxus this requires Dioxus nightly from git. Th

derive-from-ext A derive macro that auto implements 'std::convert::From' for structs. The default behaviour is to create an instance of the structure

Monostate This library implements a type macro for a zero-sized type that is Serde deserializable only from one specific value. [dependencies] monosta

Semantic find-and-replace using tree-sitter-based macro expansion

syn-file-expand This library allows you to load full source code of multi-file crates into a single syn::File. Features: Based on syn crate. Handling

bytecoding Derive macro for encoding and decoding instructions and operands as bytecode. Documentation License Licensed under either of Apache License

politeness-macro Aren't we all too rude to computers? Isn't it time to bring a bit more politeness into our programming? Shouldn't we be a bit nicer t

No-nonsense input!(...) macro for Rust

Compile-time checked Builder pattern derive macro with zero-memory overhead This is very much a work-in-progress. PRs welcome to bring this to product

lispr lispr is a Rust macro that tries to implement a small subset of LISPs syntax in Rust. It is neither especially beautiful or efficient since it i

Example of using nom parsers from a proc macro This project is organised as 3 crates: nom_macro is the main project, exposing the proc macro and the g

A procedural macro for defining nom combinators in simple DSL

toml-cfg Rough ideas: Crates can declare variables that can be overridden Anything const, e.g. usize, strings, etc. (Only) The "root crate" can overri

Note! This crate is experimental and under development. It may include bugs that alter the behavior of your code in unexpected ways. You should review

Macro Assembler This crate implement JSC/SpiderMonkey like macro assembler. Macro assembler purpose is to generate machine code for different platform

Bytecode A simple way to derive bytecode for you Enums and Structs. What is this This is a crate that provides a proc macro which will derive bytecode

macro-vis This crate provides an attribute for defining macro_rules! macros that have proper visibility and scoping. The default scoping and publicity

Rust Latam: procedural macros workshop This repo contains a selection of projects designed to learn to write Rust procedural macros — Rust code that g

gpt3_macro Rust macro that uses GPT3 codex to generate code at compiletime. Just describe what you want the function to do and (optionally) define a f

AOC quick'n dirty macro set Those are implemented using quick'n dirty procedural macros and libraries. Running the program Use cargo run --release --

Decurse Example #[decurse::decurse] // 👈 Slap this on your recursive function and stop worrying about stack overflow! fn factorial(x: u32) - u32 {

Rust I18n Rust I18n is use Rust codegen for load YAML file storage translations on compile time, and give you a t! macro for simply get translation te

byteme A proc-macro to convert a struct into Vec and back by implemeting From trait on the struct. The conversion is Big Endian by default. We have ma

Gusket Gusket is a getter/setter derive macro. Comparison with getset: gusket only exposes one derive macro. No need to derive(Getters, MutGetters, Se

testing-proc-macros Example of structuring a proc macro crate for testability. See accompanying blog post for details. License Licensed under either o

Command line interface as a function. fncmd fncmd is an opinionated command line parser frontend that wraps around clap. The functionality is mostly i

inline-rust This is a stupid macro inspired by inline-python that compiles and executes Rust and spits the output directly into your Rust code. There

throttle_my_fn: A Rust attribute macro to throttle the execution of functions throttle_my_fn is a Rust attribute macro to limit a function's number of

✨ magic_static Safe, global singletons initialized at program start. Usage Simply add magic_static as a dependency in your Cargo.toml to get started:

Debug Plotter This crate provides a convenient macro to quickly plot variables. Documentation For more information on how to use this crate, please ta

assay - A super powered testing macro for Rust as·say /ˈaˌsā,aˈsā/ noun - the testing of a metal or ore to determine its ingredients and quality. Rust

assume A macro for stating unsafe assumptions in Rust. Using this macro, one can supply assumptions to the compiler for use in optimization. These ass

derived: Macros for automating the boring stuff The derived crate provides macros that can simplify all the boring stuff, like writing constructors fo

negate negate is a simple attribute macro that negates a given function. Usage #[negate] Given a function of the form is_* that returns a boolean valu

Compile Protection This crate defines a single macro that is a brainfunct compile-time interpreter. One example is as follows #![recursion_limit = "18

lexgen: A fully-featured lexer generator, implemented as a proc macro lexer! { // First line specifies name of the lexer and the token type return

flaky_test This attribute macro will register and run a test 3 times, erroring only if all three times fail. Useful for situations when a test is flak

Obake is a procedural macro for declaring and maintaining versioned data-structures. The name 'obake' is taken from the Japanese 'お化け (おばけ)', a class of supernatural beings in Japanese folklore that shapeshift.

Default Arguments in Rust Enables default arguments in rust by macro in zero cost. Just wrap function with default_args! and macro with name of functi

The nightly_crimes!{} macro commits horrible crimes to allow you to enable nightly features on the stable compiler.

prae This crate provides a convenient macro that allows you to generate type wrappers that promise to always uphold arbitrary invariants that you spec

concat-arrays: a rust macro for concatenating fixed-size arrays This crate defines concat_arrays!, a macro that allows you to concatenate arrays.

A copypastable guide to implementing simple derive macros in Rust. The goal Let's say we have a trait with a getter trait MyTrait {

litrs: parsing and inspecting Rust literals litrs offers functionality to parse Rust literals, i.e. tokens in the Rust programming language that repre

loop_chain A Rust macro for writing nested loop expressions Usage | Examples | Docs Dependencies [dependencies] loop_chain = "0.1.1" Usage For express

parsegen parsegen is an LR parser generator, similar to happy, ocamlyacc, and lalrpop. It currently generates canonical LR(1) parsers, but LALR(1) and

regexm A Rust macro for writing regex pattern matching.

field_names field_names is a Rust crate to expose a field or variant names from source code as strings at runtime. Example Consider a simple struct su

Rust Embed Rust Custom Derive Macro which loads files into the rust binary at compile time during release and loads the file from the fs during dev. Y

Horrorshow A macro-based html templating library, compatible with stable rust (currently requires rust = 1.37). Features This crate will degrade grac

maud Documentation (source) • API reference • Change log Maud is an HTML template engine for Rust. It's implemented as a macro, html!, which compiles

hado Monadic haskell-like expressions brought to rust via the hado! macro What? A little macro for writing haskell-like do expressions without too muc

Cute Macro for Python-esque list comprehensions in Rust. The c! macro implements list and hashmap comprehensions similar to those found in Python, all

cargo-expand Once installed, the following command prints out the result of macro expansion and #[derive] expansion applied to the current crate. $ ca