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-rw-r--r--tests/ui/rfc-2294-if-let-guard/feature-gate.rs12
-rw-r--r--tests/ui/rfc-2294-if-let-guard/feature-gate.stderr209
2 files changed, 188 insertions, 33 deletions
diff --git a/tests/ui/rfc-2294-if-let-guard/feature-gate.rs b/tests/ui/rfc-2294-if-let-guard/feature-gate.rs
index f0105e08e..3beb20f0a 100644
--- a/tests/ui/rfc-2294-if-let-guard/feature-gate.rs
+++ b/tests/ui/rfc-2294-if-let-guard/feature-gate.rs
@@ -10,10 +10,12 @@ fn _if_let_guard() {
() if (let 0 = 1) => {}
//~^ ERROR `let` expressions in this position are unstable
//~| ERROR expected expression, found `let` statement
+ //~| ERROR `let` expressions are not supported here
() if (((let 0 = 1))) => {}
//~^ ERROR `let` expressions in this position are unstable
//~| ERROR expected expression, found `let` statement
+ //~| ERROR `let` expressions are not supported here
() if true && let 0 = 1 => {}
//~^ ERROR `if let` guards are experimental
@@ -26,16 +28,20 @@ fn _if_let_guard() {
() if (let 0 = 1) && true => {}
//~^ ERROR `let` expressions in this position are unstable
//~| ERROR expected expression, found `let` statement
+ //~| ERROR `let` expressions are not supported here
() if true && (let 0 = 1) => {}
//~^ ERROR `let` expressions in this position are unstable
//~| ERROR expected expression, found `let` statement
+ //~| ERROR `let` expressions are not supported here
() if (let 0 = 1) && (let 0 = 1) => {}
//~^ ERROR `let` expressions in this position are unstable
//~| ERROR `let` expressions in this position are unstable
//~| ERROR expected expression, found `let` statement
//~| ERROR expected expression, found `let` statement
+ //~| ERROR `let` expressions are not supported here
+ //~| ERROR `let` expressions are not supported here
() if let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 = 5) => {}
//~^ ERROR `if let` guards are experimental
@@ -47,6 +53,10 @@ fn _if_let_guard() {
//~| ERROR expected expression, found `let` statement
//~| ERROR expected expression, found `let` statement
//~| ERROR expected expression, found `let` statement
+ //~| ERROR `let` expressions are not supported here
+ //~| ERROR `let` expressions are not supported here
+ //~| ERROR `let` expressions are not supported here
+
() if let Range { start: _, end: _ } = (true..true) && false => {}
//~^ ERROR `if let` guards are experimental
@@ -68,9 +78,11 @@ fn _macros() {
use_expr!((let 0 = 1 && 0 == 0));
//~^ ERROR `let` expressions in this position are unstable
//~| ERROR expected expression, found `let` statement
+ //~| ERROR `let` expressions are not supported here
use_expr!((let 0 = 1));
//~^ ERROR `let` expressions in this position are unstable
//~| ERROR expected expression, found `let` statement
+ //~| ERROR `let` expressions are not supported here
match () {
#[cfg(FALSE)]
() if let 0 = 1 => {}
diff --git a/tests/ui/rfc-2294-if-let-guard/feature-gate.stderr b/tests/ui/rfc-2294-if-let-guard/feature-gate.stderr
index 96fe11911..dc182ce46 100644
--- a/tests/ui/rfc-2294-if-let-guard/feature-gate.stderr
+++ b/tests/ui/rfc-2294-if-let-guard/feature-gate.stderr
@@ -5,67 +5,67 @@ LL | () if (let 0 = 1) => {}
| ^^^
error: expected expression, found `let` statement
- --> $DIR/feature-gate.rs:14:18
+ --> $DIR/feature-gate.rs:15:18
|
LL | () if (((let 0 = 1))) => {}
| ^^^
error: expected expression, found `let` statement
- --> $DIR/feature-gate.rs:26:16
+ --> $DIR/feature-gate.rs:28:16
|
LL | () if (let 0 = 1) && true => {}
| ^^^
error: expected expression, found `let` statement
- --> $DIR/feature-gate.rs:30:24
+ --> $DIR/feature-gate.rs:33:24
|
LL | () if true && (let 0 = 1) => {}
| ^^^
error: expected expression, found `let` statement
- --> $DIR/feature-gate.rs:34:16
+ --> $DIR/feature-gate.rs:38:16
|
LL | () if (let 0 = 1) && (let 0 = 1) => {}
| ^^^
error: expected expression, found `let` statement
- --> $DIR/feature-gate.rs:34:31
+ --> $DIR/feature-gate.rs:38:31
|
LL | () if (let 0 = 1) && (let 0 = 1) => {}
| ^^^
error: expected expression, found `let` statement
- --> $DIR/feature-gate.rs:40:42
+ --> $DIR/feature-gate.rs:46:42
|
LL | () if let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 = 5) => {}
| ^^^
error: expected expression, found `let` statement
- --> $DIR/feature-gate.rs:40:55
+ --> $DIR/feature-gate.rs:46:55
|
LL | () if let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 = 5) => {}
| ^^^
error: expected expression, found `let` statement
- --> $DIR/feature-gate.rs:40:68
+ --> $DIR/feature-gate.rs:46:68
|
LL | () if let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 = 5) => {}
| ^^^
error: expected expression, found `let` statement
- --> $DIR/feature-gate.rs:68:16
+ --> $DIR/feature-gate.rs:78:16
|
LL | use_expr!((let 0 = 1 && 0 == 0));
| ^^^
error: expected expression, found `let` statement
- --> $DIR/feature-gate.rs:71:16
+ --> $DIR/feature-gate.rs:82:16
|
LL | use_expr!((let 0 = 1));
| ^^^
error: no rules expected the token `let`
- --> $DIR/feature-gate.rs:80:15
+ --> $DIR/feature-gate.rs:92:15
|
LL | macro_rules! use_expr {
| --------------------- when calling this macro
@@ -74,11 +74,154 @@ LL | use_expr!(let 0 = 1);
| ^^^ no rules expected this token in macro call
|
note: while trying to match meta-variable `$e:expr`
- --> $DIR/feature-gate.rs:61:10
+ --> $DIR/feature-gate.rs:71:10
|
LL | ($e:expr) => {
| ^^^^^^^
+error: `let` expressions are not supported here
+ --> $DIR/feature-gate.rs:10:16
+ |
+LL | () if (let 0 = 1) => {}
+ | ^^^^^^^^^
+ |
+ = note: only supported directly in conditions of `if` and `while` expressions
+note: `let`s wrapped in parentheses are not supported in a context with let chains
+ --> $DIR/feature-gate.rs:10:16
+ |
+LL | () if (let 0 = 1) => {}
+ | ^^^^^^^^^
+
+error: `let` expressions are not supported here
+ --> $DIR/feature-gate.rs:15:18
+ |
+LL | () if (((let 0 = 1))) => {}
+ | ^^^^^^^^^
+ |
+ = note: only supported directly in conditions of `if` and `while` expressions
+note: `let`s wrapped in parentheses are not supported in a context with let chains
+ --> $DIR/feature-gate.rs:15:18
+ |
+LL | () if (((let 0 = 1))) => {}
+ | ^^^^^^^^^
+
+error: `let` expressions are not supported here
+ --> $DIR/feature-gate.rs:28:16
+ |
+LL | () if (let 0 = 1) && true => {}
+ | ^^^^^^^^^
+ |
+ = note: only supported directly in conditions of `if` and `while` expressions
+note: `let`s wrapped in parentheses are not supported in a context with let chains
+ --> $DIR/feature-gate.rs:28:16
+ |
+LL | () if (let 0 = 1) && true => {}
+ | ^^^^^^^^^
+
+error: `let` expressions are not supported here
+ --> $DIR/feature-gate.rs:33:24
+ |
+LL | () if true && (let 0 = 1) => {}
+ | ^^^^^^^^^
+ |
+ = note: only supported directly in conditions of `if` and `while` expressions
+note: `let`s wrapped in parentheses are not supported in a context with let chains
+ --> $DIR/feature-gate.rs:33:24
+ |
+LL | () if true && (let 0 = 1) => {}
+ | ^^^^^^^^^
+
+error: `let` expressions are not supported here
+ --> $DIR/feature-gate.rs:38:16
+ |
+LL | () if (let 0 = 1) && (let 0 = 1) => {}
+ | ^^^^^^^^^
+ |
+ = note: only supported directly in conditions of `if` and `while` expressions
+note: `let`s wrapped in parentheses are not supported in a context with let chains
+ --> $DIR/feature-gate.rs:38:16
+ |
+LL | () if (let 0 = 1) && (let 0 = 1) => {}
+ | ^^^^^^^^^
+
+error: `let` expressions are not supported here
+ --> $DIR/feature-gate.rs:38:31
+ |
+LL | () if (let 0 = 1) && (let 0 = 1) => {}
+ | ^^^^^^^^^
+ |
+ = note: only supported directly in conditions of `if` and `while` expressions
+note: `let`s wrapped in parentheses are not supported in a context with let chains
+ --> $DIR/feature-gate.rs:38:31
+ |
+LL | () if (let 0 = 1) && (let 0 = 1) => {}
+ | ^^^^^^^^^
+
+error: `let` expressions are not supported here
+ --> $DIR/feature-gate.rs:46:42
+ |
+LL | () if let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 = 5) => {}
+ | ^^^^^^^^^
+ |
+ = note: only supported directly in conditions of `if` and `while` expressions
+note: `let`s wrapped in parentheses are not supported in a context with let chains
+ --> $DIR/feature-gate.rs:46:42
+ |
+LL | () if let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 = 5) => {}
+ | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+error: `let` expressions are not supported here
+ --> $DIR/feature-gate.rs:46:55
+ |
+LL | () if let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 = 5) => {}
+ | ^^^^^^^^^
+ |
+ = note: only supported directly in conditions of `if` and `while` expressions
+note: `let`s wrapped in parentheses are not supported in a context with let chains
+ --> $DIR/feature-gate.rs:46:42
+ |
+LL | () if let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 = 5) => {}
+ | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+error: `let` expressions are not supported here
+ --> $DIR/feature-gate.rs:46:68
+ |
+LL | () if let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 = 5) => {}
+ | ^^^^^^^^^
+ |
+ = note: only supported directly in conditions of `if` and `while` expressions
+note: `let`s wrapped in parentheses are not supported in a context with let chains
+ --> $DIR/feature-gate.rs:46:42
+ |
+LL | () if let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 = 5) => {}
+ | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+error: `let` expressions are not supported here
+ --> $DIR/feature-gate.rs:78:16
+ |
+LL | use_expr!((let 0 = 1 && 0 == 0));
+ | ^^^^^^^^^
+ |
+ = note: only supported directly in conditions of `if` and `while` expressions
+note: `let`s wrapped in parentheses are not supported in a context with let chains
+ --> $DIR/feature-gate.rs:78:16
+ |
+LL | use_expr!((let 0 = 1 && 0 == 0));
+ | ^^^^^^^^^^^^^^^^^^^
+
+error: `let` expressions are not supported here
+ --> $DIR/feature-gate.rs:82:16
+ |
+LL | use_expr!((let 0 = 1));
+ | ^^^^^^^^^
+ |
+ = note: only supported directly in conditions of `if` and `while` expressions
+note: `let`s wrapped in parentheses are not supported in a context with let chains
+ --> $DIR/feature-gate.rs:82:16
+ |
+LL | use_expr!((let 0 = 1));
+ | ^^^^^^^^^
+
error[E0658]: `if let` guards are experimental
--> $DIR/feature-gate.rs:7:12
|
@@ -90,7 +233,7 @@ LL | () if let 0 = 1 => {}
= help: you can write `if matches!(<expr>, <pattern>)` instead of `if let <pattern> = <expr>`
error[E0658]: `if let` guards are experimental
- --> $DIR/feature-gate.rs:18:12
+ --> $DIR/feature-gate.rs:20:12
|
LL | () if true && let 0 = 1 => {}
| ^^^^^^^^^^^^^^^^^^^^
@@ -100,7 +243,7 @@ LL | () if true && let 0 = 1 => {}
= help: you can write `if matches!(<expr>, <pattern>)` instead of `if let <pattern> = <expr>`
error[E0658]: `if let` guards are experimental
- --> $DIR/feature-gate.rs:22:12
+ --> $DIR/feature-gate.rs:24:12
|
LL | () if let 0 = 1 && true => {}
| ^^^^^^^^^^^^^^^^^^^^
@@ -110,7 +253,7 @@ LL | () if let 0 = 1 && true => {}
= help: you can write `if matches!(<expr>, <pattern>)` instead of `if let <pattern> = <expr>`
error[E0658]: `if let` guards are experimental
- --> $DIR/feature-gate.rs:40:12
+ --> $DIR/feature-gate.rs:46:12
|
LL | () if let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 = 5) => {}
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -120,7 +263,7 @@ LL | () if let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 =
= help: you can write `if matches!(<expr>, <pattern>)` instead of `if let <pattern> = <expr>`
error[E0658]: `if let` guards are experimental
- --> $DIR/feature-gate.rs:51:12
+ --> $DIR/feature-gate.rs:61:12
|
LL | () if let Range { start: _, end: _ } = (true..true) && false => {}
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -130,7 +273,7 @@ LL | () if let Range { start: _, end: _ } = (true..true) && false => {}
= help: you can write `if matches!(<expr>, <pattern>)` instead of `if let <pattern> = <expr>`
error[E0658]: `if let` guards are experimental
- --> $DIR/feature-gate.rs:76:12
+ --> $DIR/feature-gate.rs:88:12
|
LL | () if let 0 = 1 => {}
| ^^^^^^^^^^^^
@@ -149,7 +292,7 @@ LL | () if (let 0 = 1) => {}
= help: add `#![feature(let_chains)]` to the crate attributes to enable
error[E0658]: `let` expressions in this position are unstable
- --> $DIR/feature-gate.rs:14:18
+ --> $DIR/feature-gate.rs:15:18
|
LL | () if (((let 0 = 1))) => {}
| ^^^^^^^^^
@@ -158,7 +301,7 @@ LL | () if (((let 0 = 1))) => {}
= help: add `#![feature(let_chains)]` to the crate attributes to enable
error[E0658]: `let` expressions in this position are unstable
- --> $DIR/feature-gate.rs:18:23
+ --> $DIR/feature-gate.rs:20:23
|
LL | () if true && let 0 = 1 => {}
| ^^^^^^^^^
@@ -167,7 +310,7 @@ LL | () if true && let 0 = 1 => {}
= help: add `#![feature(let_chains)]` to the crate attributes to enable
error[E0658]: `let` expressions in this position are unstable
- --> $DIR/feature-gate.rs:22:15
+ --> $DIR/feature-gate.rs:24:15
|
LL | () if let 0 = 1 && true => {}
| ^^^^^^^^^
@@ -176,7 +319,7 @@ LL | () if let 0 = 1 && true => {}
= help: add `#![feature(let_chains)]` to the crate attributes to enable
error[E0658]: `let` expressions in this position are unstable
- --> $DIR/feature-gate.rs:26:16
+ --> $DIR/feature-gate.rs:28:16
|
LL | () if (let 0 = 1) && true => {}
| ^^^^^^^^^
@@ -185,7 +328,7 @@ LL | () if (let 0 = 1) && true => {}
= help: add `#![feature(let_chains)]` to the crate attributes to enable
error[E0658]: `let` expressions in this position are unstable
- --> $DIR/feature-gate.rs:30:24
+ --> $DIR/feature-gate.rs:33:24
|
LL | () if true && (let 0 = 1) => {}
| ^^^^^^^^^
@@ -194,7 +337,7 @@ LL | () if true && (let 0 = 1) => {}
= help: add `#![feature(let_chains)]` to the crate attributes to enable
error[E0658]: `let` expressions in this position are unstable
- --> $DIR/feature-gate.rs:34:16
+ --> $DIR/feature-gate.rs:38:16
|
LL | () if (let 0 = 1) && (let 0 = 1) => {}
| ^^^^^^^^^
@@ -203,7 +346,7 @@ LL | () if (let 0 = 1) && (let 0 = 1) => {}
= help: add `#![feature(let_chains)]` to the crate attributes to enable
error[E0658]: `let` expressions in this position are unstable
- --> $DIR/feature-gate.rs:34:31
+ --> $DIR/feature-gate.rs:38:31
|
LL | () if (let 0 = 1) && (let 0 = 1) => {}
| ^^^^^^^^^
@@ -212,7 +355,7 @@ LL | () if (let 0 = 1) && (let 0 = 1) => {}
= help: add `#![feature(let_chains)]` to the crate attributes to enable
error[E0658]: `let` expressions in this position are unstable
- --> $DIR/feature-gate.rs:40:15
+ --> $DIR/feature-gate.rs:46:15
|
LL | () if let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 = 5) => {}
| ^^^^^^^^^
@@ -221,7 +364,7 @@ LL | () if let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 =
= help: add `#![feature(let_chains)]` to the crate attributes to enable
error[E0658]: `let` expressions in this position are unstable
- --> $DIR/feature-gate.rs:40:28
+ --> $DIR/feature-gate.rs:46:28
|
LL | () if let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 = 5) => {}
| ^^^^^^^^^
@@ -230,7 +373,7 @@ LL | () if let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 =
= help: add `#![feature(let_chains)]` to the crate attributes to enable
error[E0658]: `let` expressions in this position are unstable
- --> $DIR/feature-gate.rs:40:42
+ --> $DIR/feature-gate.rs:46:42
|
LL | () if let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 = 5) => {}
| ^^^^^^^^^
@@ -239,7 +382,7 @@ LL | () if let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 =
= help: add `#![feature(let_chains)]` to the crate attributes to enable
error[E0658]: `let` expressions in this position are unstable
- --> $DIR/feature-gate.rs:40:55
+ --> $DIR/feature-gate.rs:46:55
|
LL | () if let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 = 5) => {}
| ^^^^^^^^^
@@ -248,7 +391,7 @@ LL | () if let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 =
= help: add `#![feature(let_chains)]` to the crate attributes to enable
error[E0658]: `let` expressions in this position are unstable
- --> $DIR/feature-gate.rs:40:68
+ --> $DIR/feature-gate.rs:46:68
|
LL | () if let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 = 5) => {}
| ^^^^^^^^^
@@ -257,7 +400,7 @@ LL | () if let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 =
= help: add `#![feature(let_chains)]` to the crate attributes to enable
error[E0658]: `let` expressions in this position are unstable
- --> $DIR/feature-gate.rs:51:15
+ --> $DIR/feature-gate.rs:61:15
|
LL | () if let Range { start: _, end: _ } = (true..true) && false => {}
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -266,7 +409,7 @@ LL | () if let Range { start: _, end: _ } = (true..true) && false => {}
= help: add `#![feature(let_chains)]` to the crate attributes to enable
error[E0658]: `let` expressions in this position are unstable
- --> $DIR/feature-gate.rs:68:16
+ --> $DIR/feature-gate.rs:78:16
|
LL | use_expr!((let 0 = 1 && 0 == 0));
| ^^^^^^^^^
@@ -275,7 +418,7 @@ LL | use_expr!((let 0 = 1 && 0 == 0));
= help: add `#![feature(let_chains)]` to the crate attributes to enable
error[E0658]: `let` expressions in this position are unstable
- --> $DIR/feature-gate.rs:71:16
+ --> $DIR/feature-gate.rs:82:16
|
LL | use_expr!((let 0 = 1));
| ^^^^^^^^^
@@ -283,6 +426,6 @@ LL | use_expr!((let 0 = 1));
= note: see issue #53667 <https://github.com/rust-lang/rust/issues/53667> for more information
= help: add `#![feature(let_chains)]` to the crate attributes to enable
-error: aborting due to 34 previous errors
+error: aborting due to 45 previous errors
For more information about this error, try `rustc --explain E0658`.
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-26 22:36:43 +0000