// aux-build:proc_macro_derive.rs // run-rustfix #![warn(clippy::nonstandard_macro_braces)] extern crate proc_macro_derive; extern crate quote; use quote::quote; #[derive(proc_macro_derive::DeriveSomething)] pub struct S; proc_macro_derive::foo_bar!(); #[rustfmt::skip] macro_rules! test { () => { vec!{0, 0, 0} }; } #[rustfmt::skip] macro_rules! test2 { ($($arg:tt)*) => { format_args!($($arg)*) }; } macro_rules! type_pos { ($what:ty) => { Vec<$what> }; } macro_rules! printlnfoo { ($thing:expr) => { println!("{}", $thing) }; } #[rustfmt::skip] fn main() { let _ = vec! {1, 2, 3}; let _ = format!["ugh {} stop being such a good compiler", "hello"]; let _ = matches!{{}, ()}; let _ = quote!(let x = 1;); let _ = quote::quote!(match match match); let _ = test!(); // trigger when macro def is inside our own crate let _ = vec![1,2,3]; let _ = quote::quote! {true || false}; let _ = vec! [0 ,0 ,0]; let _ = format!("fds{}fds", 10); let _ = test2!["{}{}{}", 1, 2, 3]; let _: type_pos!(usize) = vec![]; eprint!("test if user config overrides defaults"); printlnfoo!["test if printlnfoo is triggered by println"]; }