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51 lines
2.2 KiB
Plaintext
51 lines
2.2 KiB
Plaintext
error: macro expansion ignores token `assert_eq` and any following
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--> $DIR/macro-in-expression-context.rs:12:9
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LL | assert_eq!("B", "B");
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| ^^^^^^^^^
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...
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LL | foo!()
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| ------ caused by the macro expansion here
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= note: the usage of `foo!` is likely invalid in expression context
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help: you might be missing a semicolon here
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LL | foo!();
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| +
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warning: trailing semicolon in macro used in expression position
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--> $DIR/macro-in-expression-context.rs:5:29
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LL | assert_eq!("A", "A");
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| ^
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...
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LL | foo!()
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| ------ in this macro invocation
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= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
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= note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
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= note: macro invocations at the end of a block are treated as expressions
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= note: to ignore the value produced by the macro, add a semicolon after the invocation of `foo`
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= note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
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= note: this warning originates in the macro `foo` (in Nightly builds, run with -Z macro-backtrace for more info)
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error: aborting due to 1 previous error; 1 warning emitted
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Future incompatibility report: Future breakage diagnostic:
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warning: trailing semicolon in macro used in expression position
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--> $DIR/macro-in-expression-context.rs:5:29
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LL | assert_eq!("A", "A");
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| ^
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...
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LL | foo!()
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| ------ in this macro invocation
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= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
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= note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
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= note: macro invocations at the end of a block are treated as expressions
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= note: to ignore the value produced by the macro, add a semicolon after the invocation of `foo`
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= note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
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= note: this warning originates in the macro `foo` (in Nightly builds, run with -Z macro-backtrace for more info)
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