rust/tests/ui/or-patterns/remove-leading-vert.fixed
2023-01-11 09:32:08 +00:00

49 lines
1.9 KiB
Rust

// Test the suggestion to remove a leading, or trailing `|`.
// run-rustfix
#![allow(warnings)]
fn main() {}
#[cfg(FALSE)]
fn leading() {
fn fun1( A: E) {} //~ ERROR top-level or-patterns are not allowed
fn fun2( A: E) {} //~ ERROR unexpected `||` before function parameter
let ( | A): E;
let ( | A): (E); //~ ERROR unexpected token `||` in pattern
let ( | A,): (E,);
let [ | A ]: [E; 1];
let [ | A ]: [E; 1]; //~ ERROR unexpected token `||` in pattern
let TS( | A ): TS;
let TS( | A ): TS; //~ ERROR unexpected token `||` in pattern
let NS { f: | A }: NS;
let NS { f: | A }: NS; //~ ERROR unexpected token `||` in pattern
}
#[cfg(FALSE)]
fn trailing() {
let ( A ): E; //~ ERROR a trailing `|` is not allowed in an or-pattern
let (a ,): (E,); //~ ERROR a trailing `|` is not allowed in an or-pattern
let ( A | B ): E; //~ ERROR a trailing `|` is not allowed in an or-pattern
let [ A | B ]: [E; 1]; //~ ERROR a trailing `|` is not allowed in an or-pattern
let S { f: B }; //~ ERROR a trailing `|` is not allowed in an or-pattern
let ( A | B ): E; //~ ERROR unexpected token `||` in pattern
//~^ ERROR a trailing `|` is not allowed in an or-pattern
match A {
A => {} //~ ERROR a trailing `|` is not allowed in an or-pattern
A => {} //~ ERROR a trailing `|` is not allowed in an or-pattern
A | B => {} //~ ERROR unexpected token `||` in pattern
//~^ ERROR a trailing `|` is not allowed in an or-pattern
| A | B => {}
//~^ ERROR a trailing `|` is not allowed in an or-pattern
}
// These test trailing-vert in `let` bindings, but they also test that we don't emit a
// duplicate suggestion that would confuse rustfix.
let a : u8 = 0; //~ ERROR a trailing `|` is not allowed in an or-pattern
let a = 0; //~ ERROR a trailing `|` is not allowed in an or-pattern
let a ; //~ ERROR a trailing `|` is not allowed in an or-pattern
}