src/test/ui/or-patterns/fn-param-wrap-parens.rs

// Test the suggestion to wrap an or-pattern as a function parameter in parens.

// run-rustfix

#![feature(or_patterns)]
#![allow(warnings)]

fn main() {}

enum E { A, B }
use E::*;

#[cfg(FALSE)]
fn fun1(A | B: E) {} //~ ERROR an or-pattern parameter must be wrapped in parenthesis