error: no rules expected the token `let`
- --> $DIR/feature-gate.rs:133:15
+ --> $DIR/feature-gate.rs:101:15
|
LL | macro_rules! use_expr {
| --------------------- when calling this macro
= help: you can write `matches!(<expr>, <pattern>)` instead of `let <pattern> = <expr>`
error[E0658]: `let` expressions in this position are experimental
- --> $DIR/feature-gate.rs:18:11
+ --> $DIR/feature-gate.rs:17:11
|
LL | if (((let 0 = 1))) {}
| ^^^^^^^^^
= help: you can write `matches!(<expr>, <pattern>)` instead of `let <pattern> = <expr>`
error[E0658]: `let` expressions in this position are experimental
- --> $DIR/feature-gate.rs:22:16
+ --> $DIR/feature-gate.rs:20:16
|
LL | if true && let 0 = 1 {}
| ^^^^^^^^^
= help: you can write `matches!(<expr>, <pattern>)` instead of `let <pattern> = <expr>`
error[E0658]: `let` expressions in this position are experimental
- --> $DIR/feature-gate.rs:26:8
+ --> $DIR/feature-gate.rs:23:8
|
LL | if let 0 = 1 && true {}
| ^^^^^^^^^
= help: you can write `matches!(<expr>, <pattern>)` instead of `let <pattern> = <expr>`
error[E0658]: `let` expressions in this position are experimental
- --> $DIR/feature-gate.rs:30:9
+ --> $DIR/feature-gate.rs:26:9
|
LL | if (let 0 = 1) && true {}
| ^^^^^^^^^
= help: you can write `matches!(<expr>, <pattern>)` instead of `let <pattern> = <expr>`
error[E0658]: `let` expressions in this position are experimental
- --> $DIR/feature-gate.rs:34:17
+ --> $DIR/feature-gate.rs:29:17
|
LL | if true && (let 0 = 1) {}
| ^^^^^^^^^
= help: you can write `matches!(<expr>, <pattern>)` instead of `let <pattern> = <expr>`
error[E0658]: `let` expressions in this position are experimental
- --> $DIR/feature-gate.rs:38:9
+ --> $DIR/feature-gate.rs:32:9
|
LL | if (let 0 = 1) && (let 0 = 1) {}
| ^^^^^^^^^
= help: you can write `matches!(<expr>, <pattern>)` instead of `let <pattern> = <expr>`
error[E0658]: `let` expressions in this position are experimental
- --> $DIR/feature-gate.rs:38:24
+ --> $DIR/feature-gate.rs:32:24
|
LL | if (let 0 = 1) && (let 0 = 1) {}
| ^^^^^^^^^
= help: you can write `matches!(<expr>, <pattern>)` instead of `let <pattern> = <expr>`
error[E0658]: `let` expressions in this position are experimental
- --> $DIR/feature-gate.rs:44:8
+ --> $DIR/feature-gate.rs:36:8
|
LL | if let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 = 5) {}
| ^^^^^^^^^
= help: you can write `matches!(<expr>, <pattern>)` instead of `let <pattern> = <expr>`
error[E0658]: `let` expressions in this position are experimental
- --> $DIR/feature-gate.rs:44:21
+ --> $DIR/feature-gate.rs:36:21
|
LL | if let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 = 5) {}
| ^^^^^^^^^
= help: you can write `matches!(<expr>, <pattern>)` instead of `let <pattern> = <expr>`
error[E0658]: `let` expressions in this position are experimental
- --> $DIR/feature-gate.rs:44:35
+ --> $DIR/feature-gate.rs:36:35
|
LL | if let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 = 5) {}
| ^^^^^^^^^
= help: you can write `matches!(<expr>, <pattern>)` instead of `let <pattern> = <expr>`
error[E0658]: `let` expressions in this position are experimental
- --> $DIR/feature-gate.rs:44:48
+ --> $DIR/feature-gate.rs:36:48
|
LL | if let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 = 5) {}
| ^^^^^^^^^
= help: you can write `matches!(<expr>, <pattern>)` instead of `let <pattern> = <expr>`
error[E0658]: `let` expressions in this position are experimental
- --> $DIR/feature-gate.rs:44:61
+ --> $DIR/feature-gate.rs:36:61
|
LL | if let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 = 5) {}
| ^^^^^^^^^
= help: you can write `matches!(<expr>, <pattern>)` instead of `let <pattern> = <expr>`
error[E0658]: `let` expressions in this position are experimental
- --> $DIR/feature-gate.rs:56:8
+ --> $DIR/feature-gate.rs:43:8
|
LL | if let Range { start: _, end: _ } = (true..true) && false {}
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
= help: you can write `matches!(<expr>, <pattern>)` instead of `let <pattern> = <expr>`
error[E0658]: `let` expressions in this position are experimental
- --> $DIR/feature-gate.rs:64:12
+ --> $DIR/feature-gate.rs:50:12
|
LL | while (let 0 = 1) {}
| ^^^^^^^^^
= help: you can write `matches!(<expr>, <pattern>)` instead of `let <pattern> = <expr>`
error[E0658]: `let` expressions in this position are experimental
- --> $DIR/feature-gate.rs:68:14
+ --> $DIR/feature-gate.rs:53:14
|
LL | while (((let 0 = 1))) {}
| ^^^^^^^^^
= help: you can write `matches!(<expr>, <pattern>)` instead of `let <pattern> = <expr>`
error[E0658]: `let` expressions in this position are experimental
- --> $DIR/feature-gate.rs:72:19
+ --> $DIR/feature-gate.rs:56:19
|
LL | while true && let 0 = 1 {}
| ^^^^^^^^^
= help: you can write `matches!(<expr>, <pattern>)` instead of `let <pattern> = <expr>`
error[E0658]: `let` expressions in this position are experimental
- --> $DIR/feature-gate.rs:76:11
+ --> $DIR/feature-gate.rs:59:11
|
LL | while let 0 = 1 && true {}
| ^^^^^^^^^
= help: you can write `matches!(<expr>, <pattern>)` instead of `let <pattern> = <expr>`
error[E0658]: `let` expressions in this position are experimental
- --> $DIR/feature-gate.rs:80:12
+ --> $DIR/feature-gate.rs:62:12
|
LL | while (let 0 = 1) && true {}
| ^^^^^^^^^
= help: you can write `matches!(<expr>, <pattern>)` instead of `let <pattern> = <expr>`
error[E0658]: `let` expressions in this position are experimental
- --> $DIR/feature-gate.rs:84:20
+ --> $DIR/feature-gate.rs:65:20
|
LL | while true && (let 0 = 1) {}
| ^^^^^^^^^
= help: you can write `matches!(<expr>, <pattern>)` instead of `let <pattern> = <expr>`
error[E0658]: `let` expressions in this position are experimental
- --> $DIR/feature-gate.rs:88:12
+ --> $DIR/feature-gate.rs:68:12
|
LL | while (let 0 = 1) && (let 0 = 1) {}
| ^^^^^^^^^
= help: you can write `matches!(<expr>, <pattern>)` instead of `let <pattern> = <expr>`
error[E0658]: `let` expressions in this position are experimental
- --> $DIR/feature-gate.rs:88:27
+ --> $DIR/feature-gate.rs:68:27
|
LL | while (let 0 = 1) && (let 0 = 1) {}
| ^^^^^^^^^
= help: you can write `matches!(<expr>, <pattern>)` instead of `let <pattern> = <expr>`
error[E0658]: `let` expressions in this position are experimental
- --> $DIR/feature-gate.rs:94:11
+ --> $DIR/feature-gate.rs:72:11
|
LL | while let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 = 5) {}
| ^^^^^^^^^
= help: you can write `matches!(<expr>, <pattern>)` instead of `let <pattern> = <expr>`
error[E0658]: `let` expressions in this position are experimental
- --> $DIR/feature-gate.rs:94:24
+ --> $DIR/feature-gate.rs:72:24
|
LL | while let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 = 5) {}
| ^^^^^^^^^
= help: you can write `matches!(<expr>, <pattern>)` instead of `let <pattern> = <expr>`
error[E0658]: `let` expressions in this position are experimental
- --> $DIR/feature-gate.rs:94:38
+ --> $DIR/feature-gate.rs:72:38
|
LL | while let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 = 5) {}
| ^^^^^^^^^
= help: you can write `matches!(<expr>, <pattern>)` instead of `let <pattern> = <expr>`
error[E0658]: `let` expressions in this position are experimental
- --> $DIR/feature-gate.rs:94:51
+ --> $DIR/feature-gate.rs:72:51
|
LL | while let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 = 5) {}
| ^^^^^^^^^
= help: you can write `matches!(<expr>, <pattern>)` instead of `let <pattern> = <expr>`
error[E0658]: `let` expressions in this position are experimental
- --> $DIR/feature-gate.rs:94:64
+ --> $DIR/feature-gate.rs:72:64
|
LL | while let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 = 5) {}
| ^^^^^^^^^
= help: you can write `matches!(<expr>, <pattern>)` instead of `let <pattern> = <expr>`
error[E0658]: `let` expressions in this position are experimental
- --> $DIR/feature-gate.rs:106:11
+ --> $DIR/feature-gate.rs:79:11
|
LL | while let Range { start: _, end: _ } = (true..true) && false {}
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
= help: you can write `matches!(<expr>, <pattern>)` instead of `let <pattern> = <expr>`
error[E0658]: `let` expressions in this position are experimental
- --> $DIR/feature-gate.rs:131:20
+ --> $DIR/feature-gate.rs:99:20
|
LL | #[cfg(FALSE)] (let 0 = 1);
| ^^^^^^^^^
= help: you can write `matches!(<expr>, <pattern>)` instead of `let <pattern> = <expr>`
error[E0658]: `let` expressions in this position are experimental
- --> $DIR/feature-gate.rs:114:17
+ --> $DIR/feature-gate.rs:86:17
|
LL | noop_expr!((let 0 = 1));
| ^^^^^^^^^
= help: you can write `matches!(<expr>, <pattern>)` instead of `let <pattern> = <expr>`
error[E0658]: `let` expressions in this position are experimental
- --> $DIR/feature-gate.rs:123:16
+ --> $DIR/feature-gate.rs:95:16
|
LL | use_expr!((let 0 = 1 && 0 == 0));
| ^^^^^^^^^
= help: you can write `matches!(<expr>, <pattern>)` instead of `let <pattern> = <expr>`
error[E0658]: `let` expressions in this position are experimental
- --> $DIR/feature-gate.rs:127:16
+ --> $DIR/feature-gate.rs:97:16
|
LL | use_expr!((let 0 = 1));
| ^^^^^^^^^
= help: add `#![feature(let_chains)]` to the crate attributes to enable
= help: you can write `matches!(<expr>, <pattern>)` instead of `let <pattern> = <expr>`
-error: invalid parentheses around `let` expression in `if let`
- --> $DIR/feature-gate.rs:14:8
- |
-LL | if (let 0 = 1) {}
- | ^ ^
- |
-help: `if let` needs to be written without parentheses
- |
-LL | if let 0 = 1 {}
- | -- --
-
-error: invalid parentheses around `let` expression in `if let`
- --> $DIR/feature-gate.rs:18:8
- |
-LL | if (((let 0 = 1))) {}
- | ^^^ ^^^
- |
-help: `if let` needs to be written without parentheses
- |
-LL | if let 0 = 1 {}
- | -- --
-
-error: `let` expressions are not supported here
- --> $DIR/feature-gate.rs:22:16
- |
-LL | if true && let 0 = 1 {}
- | ^^^^^^^^^
- |
- = note: only supported directly without parentheses in conditions of `if`- and `while`-expressions, as well as in `let` chains within parentheses
-
-error: `let` expressions are not supported here
- --> $DIR/feature-gate.rs:26:8
- |
-LL | if let 0 = 1 && true {}
- | ^^^^^^^^^
- |
- = note: only supported directly without parentheses in conditions of `if`- and `while`-expressions, as well as in `let` chains within parentheses
-
-error: `let` expressions are not supported here
- --> $DIR/feature-gate.rs:30:9
- |
-LL | if (let 0 = 1) && true {}
- | ^^^^^^^^^
- |
- = note: only supported directly without parentheses in conditions of `if`- and `while`-expressions, as well as in `let` chains within parentheses
-
-error: `let` expressions are not supported here
- --> $DIR/feature-gate.rs:34:17
- |
-LL | if true && (let 0 = 1) {}
- | ^^^^^^^^^
- |
- = note: only supported directly without parentheses in conditions of `if`- and `while`-expressions, as well as in `let` chains within parentheses
-
-error: `let` expressions are not supported here
- --> $DIR/feature-gate.rs:38:9
- |
-LL | if (let 0 = 1) && (let 0 = 1) {}
- | ^^^^^^^^^
- |
- = note: only supported directly without parentheses in conditions of `if`- and `while`-expressions, as well as in `let` chains within parentheses
-
-error: `let` expressions are not supported here
- --> $DIR/feature-gate.rs:38:24
- |
-LL | if (let 0 = 1) && (let 0 = 1) {}
- | ^^^^^^^^^
- |
- = note: only supported directly without parentheses in conditions of `if`- and `while`-expressions, as well as in `let` chains within parentheses
-
-error: `let` expressions are not supported here
- --> $DIR/feature-gate.rs:44:8
- |
-LL | if let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 = 5) {}
- | ^^^^^^^^^
- |
- = note: only supported directly without parentheses in conditions of `if`- and `while`-expressions, as well as in `let` chains within parentheses
-
-error: `let` expressions are not supported here
- --> $DIR/feature-gate.rs:44:21
- |
-LL | if let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 = 5) {}
- | ^^^^^^^^^
- |
- = note: only supported directly without parentheses in conditions of `if`- and `while`-expressions, as well as in `let` chains within parentheses
-
-error: `let` expressions are not supported here
- --> $DIR/feature-gate.rs:44:35
- |
-LL | if let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 = 5) {}
- | ^^^^^^^^^
- |
- = note: only supported directly without parentheses in conditions of `if`- and `while`-expressions, as well as in `let` chains within parentheses
-
-error: `let` expressions are not supported here
- --> $DIR/feature-gate.rs:44:48
- |
-LL | if let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 = 5) {}
- | ^^^^^^^^^
- |
- = note: only supported directly without parentheses in conditions of `if`- and `while`-expressions, as well as in `let` chains within parentheses
-
-error: `let` expressions are not supported here
- --> $DIR/feature-gate.rs:44:61
- |
-LL | if let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 = 5) {}
- | ^^^^^^^^^
- |
- = note: only supported directly without parentheses in conditions of `if`- and `while`-expressions, as well as in `let` chains within parentheses
-
-error: `let` expressions are not supported here
- --> $DIR/feature-gate.rs:56:8
- |
-LL | if let Range { start: _, end: _ } = (true..true) && false {}
- | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
- |
- = note: only supported directly without parentheses in conditions of `if`- and `while`-expressions, as well as in `let` chains within parentheses
-
-error: `let` expressions are not supported here
- --> $DIR/feature-gate.rs:64:12
- |
-LL | while (let 0 = 1) {}
- | ^^^^^^^^^
- |
- = note: only supported directly without parentheses in conditions of `if`- and `while`-expressions, as well as in `let` chains within parentheses
-
-error: `let` expressions are not supported here
- --> $DIR/feature-gate.rs:68:14
- |
-LL | while (((let 0 = 1))) {}
- | ^^^^^^^^^
- |
- = note: only supported directly without parentheses in conditions of `if`- and `while`-expressions, as well as in `let` chains within parentheses
-
-error: `let` expressions are not supported here
- --> $DIR/feature-gate.rs:72:19
- |
-LL | while true && let 0 = 1 {}
- | ^^^^^^^^^
- |
- = note: only supported directly without parentheses in conditions of `if`- and `while`-expressions, as well as in `let` chains within parentheses
-
-error: `let` expressions are not supported here
- --> $DIR/feature-gate.rs:76:11
- |
-LL | while let 0 = 1 && true {}
- | ^^^^^^^^^
- |
- = note: only supported directly without parentheses in conditions of `if`- and `while`-expressions, as well as in `let` chains within parentheses
-
-error: `let` expressions are not supported here
- --> $DIR/feature-gate.rs:80:12
- |
-LL | while (let 0 = 1) && true {}
- | ^^^^^^^^^
- |
- = note: only supported directly without parentheses in conditions of `if`- and `while`-expressions, as well as in `let` chains within parentheses
-
-error: `let` expressions are not supported here
- --> $DIR/feature-gate.rs:84:20
- |
-LL | while true && (let 0 = 1) {}
- | ^^^^^^^^^
- |
- = note: only supported directly without parentheses in conditions of `if`- and `while`-expressions, as well as in `let` chains within parentheses
-
-error: `let` expressions are not supported here
- --> $DIR/feature-gate.rs:88:12
- |
-LL | while (let 0 = 1) && (let 0 = 1) {}
- | ^^^^^^^^^
- |
- = note: only supported directly without parentheses in conditions of `if`- and `while`-expressions, as well as in `let` chains within parentheses
-
-error: `let` expressions are not supported here
- --> $DIR/feature-gate.rs:88:27
- |
-LL | while (let 0 = 1) && (let 0 = 1) {}
- | ^^^^^^^^^
- |
- = note: only supported directly without parentheses in conditions of `if`- and `while`-expressions, as well as in `let` chains within parentheses
-
-error: `let` expressions are not supported here
- --> $DIR/feature-gate.rs:94:11
- |
-LL | while let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 = 5) {}
- | ^^^^^^^^^
- |
- = note: only supported directly without parentheses in conditions of `if`- and `while`-expressions, as well as in `let` chains within parentheses
-
-error: `let` expressions are not supported here
- --> $DIR/feature-gate.rs:94:24
- |
-LL | while let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 = 5) {}
- | ^^^^^^^^^
- |
- = note: only supported directly without parentheses in conditions of `if`- and `while`-expressions, as well as in `let` chains within parentheses
-
-error: `let` expressions are not supported here
- --> $DIR/feature-gate.rs:94:38
- |
-LL | while let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 = 5) {}
- | ^^^^^^^^^
- |
- = note: only supported directly without parentheses in conditions of `if`- and `while`-expressions, as well as in `let` chains within parentheses
-
-error: `let` expressions are not supported here
- --> $DIR/feature-gate.rs:94:51
- |
-LL | while let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 = 5) {}
- | ^^^^^^^^^
- |
- = note: only supported directly without parentheses in conditions of `if`- and `while`-expressions, as well as in `let` chains within parentheses
-
-error: `let` expressions are not supported here
- --> $DIR/feature-gate.rs:94:64
- |
-LL | while let 0 = 1 && let 1 = 2 && (let 2 = 3 && let 3 = 4 && let 4 = 5) {}
- | ^^^^^^^^^
- |
- = note: only supported directly without parentheses in conditions of `if`- and `while`-expressions, as well as in `let` chains within parentheses
-
-error: `let` expressions are not supported here
- --> $DIR/feature-gate.rs:106:11
- |
-LL | while let Range { start: _, end: _ } = (true..true) && false {}
- | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
- |
- = note: only supported directly without parentheses in conditions of `if`- and `while`-expressions, as well as in `let` chains within parentheses
-
-error: `let` expressions are not supported here
- --> $DIR/feature-gate.rs:123:16
- |
-LL | use_expr!((let 0 = 1 && 0 == 0));
- | ^^^^^^^^^
- |
- = note: only supported directly without parentheses in conditions of `if`- and `while`-expressions, as well as in `let` chains within parentheses
-
-error: `let` expressions are not supported here
- --> $DIR/feature-gate.rs:123:16
- |
-LL | use_expr!((let 0 = 1 && 0 == 0));
- | ^^^^^^^^^
- |
- = note: only supported directly without parentheses in conditions of `if`- and `while`-expressions, as well as in `let` chains within parentheses
-
-error: invalid parentheses around `let` expression in `if let`
- --> $DIR/feature-gate.rs:127:15
- |
-LL | use_expr!((let 0 = 1));
- | ^ ^
- |
-help: `if let` needs to be written without parentheses
- |
-LL | use_expr!(let 0 = 1);
- | -- --
-
-error: `let` expressions are not supported here
- --> $DIR/feature-gate.rs:127:16
- |
-LL | use_expr!((let 0 = 1));
- | ^^^^^^^^^
- |
- = note: only supported directly without parentheses in conditions of `if`- and `while`-expressions, as well as in `let` chains within parentheses
-
-error: aborting due to 65 previous errors
+error: aborting due to 33 previous errors
For more information about this error, try `rustc --explain E0658`.
projects / rustc.git / blobdiff