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7ea59e053b
Note: there was an existing code path involving `Interpolated` in `MetaItem::from_tokens` that was dead. This commit transfers that to the new form, but puts an `unreachable!` call inside it.
26 lines
772 B
Rust
26 lines
772 B
Rust
//@ compile-flags: -Zdeduplicate-diagnostics=yes
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#![allow(unexpected_cfgs)]
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fn main() {
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#[cfg(key=foo)]
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//~^ ERROR expected unsuffixed literal, found `foo`
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//~| HELP surround the identifier with quotation marks to make it into a string literal
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println!();
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#[cfg(key="bar")]
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println!();
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#[cfg(key=foo bar baz)]
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//~^ ERROR expected unsuffixed literal, found `foo`
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//~| HELP surround the identifier with quotation marks to make it into a string literal
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println!();
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}
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// Don't suggest surrounding `$name` or `nickname` with quotes:
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macro_rules! make {
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($name:ident) => { #[doc(alias = $name)] pub struct S; }
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//~^ ERROR expected unsuffixed literal, found identifier `nickname`
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}
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make!(nickname); //~ NOTE in this expansion
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