mirror of https://github.com/rust-lang/rust
18 lines
825 B
Rust
18 lines
825 B
Rust
// Regression test for https://github.com/rust-lang/rust/issues/115466
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// The "identifier" in format strings is parsed as an IDENTIFIER_OR_KEYWORD, not an IDENTIFIER.
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// Test that there is an actionable diagnostic if a RAW_IDENTIFIER is used instead.
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fn main() {
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let r#type = "foobar";
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println!("It is {r#type}"); //~ ERROR: invalid format string: raw identifiers are not supported
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println!(r##"It still is {r#type}"##); //~ ERROR: invalid format string: raw identifiers are not supported
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println!(concat!("{r#", "type}")); //~ ERROR: invalid format string: raw identifiers are not supported
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println!("{\x72\x23type:?}"); //~ ERROR: invalid format string: raw identifiers are not supported
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// OK
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println!("{type}");
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println!("{let}", let = r#type);
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println!("{let}", r#let = r#type);
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}
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