os-rust/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 parentheses
or_patterns: add run-rustfix tests. 2019-08-25 05:45:51 +02:00			`// 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)]`
Simplify pattern grammar by allowing nested leading vert Along the way, we also implement a handful of diagnostics improvements and fixes, particularly with respect to the special handling of `\|\|` in place of `\|` and when there are leading verts in function params, which don't allow top-level or-patterns anyway. 2021-02-07 20:40:33 -06:00			`fn fun1(A \| B: E) {} //~ ERROR an or-pattern parameter must be wrapped in parentheses`