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|
fn foo() -> impl std::fmt::Display {
if false {
return 0i32;
}
1u32 //~ ERROR mismatched types
}
fn bar() -> impl std::fmt::Display {
if false {
return 0i32;
} else {
return 1u32; //~ ERROR mismatched types
}
}
fn baz() -> impl std::fmt::Display {
if false {
return 0i32;
} else {
1u32 //~ ERROR mismatched types
}
}
fn qux() -> impl std::fmt::Display {
if false {
0i32
} else {
1u32 //~ ERROR `if` and `else` have incompatible types
}
}
fn bat() -> impl std::fmt::Display {
match 13 {
0 => return 0i32,
_ => 1u32, //~ ERROR mismatched types
}
}
fn can() -> impl std::fmt::Display {
match 13 { //~ ERROR mismatched types
0 => return 0i32,
1 => 1u32,
_ => 2u32,
}
}
fn cat() -> impl std::fmt::Display {
match 13 {
0 => {
return 0i32;
}
_ => {
1u32 //~ ERROR mismatched types
}
}
}
fn dog() -> impl std::fmt::Display {
match 13 {
0 => 0i32,
1 => 1u32, //~ ERROR `match` arms have incompatible types
_ => 2u32,
}
}
fn hat() -> dyn std::fmt::Display { //~ ERROR return type cannot have an unboxed trait object
match 13 {
0 => {
return 0i32;
}
_ => {
1u32
}
}
}
fn pug() -> dyn std::fmt::Display { //~ ERROR return type cannot have an unboxed trait object
match 13 {
0 => 0i32,
1 => 1u32, //~ ERROR `match` arms have incompatible types
_ => 2u32,
}
}
fn man() -> dyn std::fmt::Display { //~ ERROR return type cannot have an unboxed trait object
if false {
0i32
} else {
1u32 //~ ERROR `if` and `else` have incompatible types
}
}
fn apt() -> impl std::fmt::Display {
if let Some(42) = Some(42) {
0i32
} else {
1u32 //~ ERROR `if` and `else` have incompatible types
}
}
fn main() {}
|
