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Contract variables can be declared in the `requires` clause and can be referenced both in `requires` and `ensures`, subject to usual borrow checking rules. This allows any setup common to both the `requires` and `ensures` clauses to only be done once.
19 lines
671 B
Plaintext
19 lines
671 B
Plaintext
warning: the feature `contracts` is incomplete and may not be safe to use and/or cause compiler crashes
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--> $DIR/requires-bool-expr-with-semicolon.rs:3:12
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LL | #![feature(contracts)]
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| ^^^^^^^^^
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= note: see issue #128044 <https://github.com/rust-lang/rust/issues/128044> for more information
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= note: `#[warn(incomplete_features)]` on by default
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error[E0308]: mismatched types
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--> $DIR/requires-bool-expr-with-semicolon.rs:9:1
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LL | #[requires(true;)]
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| ^^^^^^^^^^^^^^^^^^ expected `bool`, found `()`
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error: aborting due to 1 previous error; 1 warning emitted
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For more information about this error, try `rustc --explain E0308`.
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