rust/tests/ui/binding/irrefutable-if-let-without-else.rs
2024-02-16 20:02:50 +00:00

29 lines
621 B
Rust

//@ run-rustfix
enum Enum {
Variant(i32),
}
struct Struct(i32);
fn foo(x: Enum) -> i32 {
if let Enum::Variant(value) = x { //~ ERROR `if` may be missing an `else` clause
value
}
}
fn bar(x: Enum) -> i32 {
if let Enum::Variant(value) = x { //~ ERROR `if` may be missing an `else` clause
let x = value + 1;
x
}
}
fn baz(x: Struct) -> i32 {
if let Struct(value) = x { //~ ERROR `if` may be missing an `else` clause
let x = value + 1;
x
}
}
fn main() {
let _ = foo(Enum::Variant(42));
let _ = bar(Enum::Variant(42));
let _ = baz(Struct(42));
}