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Don't mark if_let_guard
as an incomplete feature
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parent
73d96b090b
commit
dabdd6de1f
@ -555,7 +555,7 @@ declare_features! (
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(incomplete, lazy_normalization_consts, "1.46.0", Some(72219), None),
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/// Allows `if let` guard in match arms.
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(incomplete, if_let_guard, "1.47.0", Some(51114), None),
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(active, if_let_guard, "1.47.0", Some(51114), None),
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/// Allows non-trivial generic constants which have to be manually propagated upwards.
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(incomplete, const_evaluatable_checked, "1.48.0", Some(76560), None),
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@ -11,7 +11,6 @@
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// of the underlying generator.
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#![feature(if_let_guard)]
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#![allow(incomplete_features)]
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async fn f() -> u8 { 1 }
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async fn foo() -> [bool; 10] { [false; 10] }
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@ -1,5 +1,4 @@
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#![feature(if_let_guard)]
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#![allow(incomplete_features)]
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#![deny(irrefutable_let_patterns)]
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@ -1,11 +1,11 @@
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error: irrefutable `if let` pattern
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--> $DIR/deny-irrefutable-let-patterns.rs:7:8
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--> $DIR/deny-irrefutable-let-patterns.rs:6:8
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LL | if let _ = 5 {}
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| ^^^^^^^^^
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note: the lint level is defined here
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--> $DIR/deny-irrefutable-let-patterns.rs:4:9
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--> $DIR/deny-irrefutable-let-patterns.rs:3:9
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LL | #![deny(irrefutable_let_patterns)]
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| ^^^^^^^^^^^^^^^^^^^^^^^^
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@ -13,7 +13,7 @@ LL | #![deny(irrefutable_let_patterns)]
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= help: consider replacing the `if let` with a `let`
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error: irrefutable `while let` pattern
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--> $DIR/deny-irrefutable-let-patterns.rs:9:11
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--> $DIR/deny-irrefutable-let-patterns.rs:8:11
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LL | while let _ = 5 {
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| ^^^^^^^^^
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@ -22,7 +22,7 @@ LL | while let _ = 5 {
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= help: consider instead using a `loop { ... }` with a `let` inside it
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error: irrefutable `if let` guard pattern
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--> $DIR/deny-irrefutable-let-patterns.rs:14:18
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--> $DIR/deny-irrefutable-let-patterns.rs:13:18
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LL | _ if let _ = 2 => {}
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| ^
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@ -1,5 +1,4 @@
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#![feature(if_let_guard)]
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#![allow(incomplete_features)]
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fn main() {
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match Some(None) {
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@ -1,11 +1,11 @@
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error[E0425]: cannot find value `y` in this scope
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--> $DIR/bindings.rs:7:14
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--> $DIR/bindings.rs:6:14
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LL | _ => y,
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| ^ not found in this scope
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error[E0425]: cannot find value `y` in this scope
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--> $DIR/bindings.rs:9:5
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--> $DIR/bindings.rs:8:5
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LL | y
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| ^ not found in this scope
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@ -1,7 +1,6 @@
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// run-pass
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#![feature(if_let_guard)]
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#![allow(incomplete_features)]
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enum Foo {
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Bar,
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@ -1,5 +1,4 @@
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#![feature(if_let_guard)]
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#![allow(incomplete_features)]
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fn ok() -> Result<Option<bool>, ()> {
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Ok(Some(true))
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@ -1,5 +1,5 @@
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error[E0308]: mismatched types
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--> $DIR/typeck.rs:10:22
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--> $DIR/typeck.rs:9:22
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LL | Ok(x) if let Err(_) = x => {},
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| ^^^^^^ expected enum `Option`, found enum `Result`
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@ -8,7 +8,7 @@ LL | Ok(x) if let Err(_) = x => {},
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found enum `Result<_, _>`
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error[E0308]: mismatched types
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--> $DIR/typeck.rs:12:22
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--> $DIR/typeck.rs:11:22
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LL | Ok(x) if let 0 = x => {},
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| ^ expected enum `Option`, found integer
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@ -1,5 +1,4 @@
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#![feature(if_let_guard)]
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#![allow(incomplete_features)]
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#[deny(irrefutable_let_patterns)]
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fn irrefutable_let_guard() {
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@ -1,11 +1,11 @@
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error: irrefutable `if let` guard pattern
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--> $DIR/warns.rs:7:24
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--> $DIR/warns.rs:6:24
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LL | Some(x) if let () = x => {}
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| ^^
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note: the lint level is defined here
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--> $DIR/warns.rs:4:8
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--> $DIR/warns.rs:3:8
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LL | #[deny(irrefutable_let_patterns)]
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| ^^^^^^^^^^^^^^^^^^^^^^^^
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@ -13,13 +13,13 @@ LL | #[deny(irrefutable_let_patterns)]
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= help: consider removing the guard and adding a `let` inside the match arm
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error: unreachable pattern
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--> $DIR/warns.rs:16:25
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--> $DIR/warns.rs:15:25
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LL | x if let None | None = x => {}
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| ^^^^
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note: the lint level is defined here
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--> $DIR/warns.rs:13:8
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--> $DIR/warns.rs:12:8
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LL | #[deny(unreachable_patterns)]
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| ^^^^^^^^^^^^^^^^^^^^
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