mirror of https://github.com/rust-lang/reference
Fix clippy warning in procedural macro example
I copy+pasted this example into my code and the `clippy::to_string_in_format_args` lint fired.
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@ -234,8 +234,8 @@ shown in the comments after the function prefixed with "out:".
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#[proc_macro_attribute]
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#[proc_macro_attribute]
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pub fn show_streams(attr: TokenStream, item: TokenStream) -> TokenStream {
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pub fn show_streams(attr: TokenStream, item: TokenStream) -> TokenStream {
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println!("attr: \"{}\"", attr.to_string());
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println!("attr: \"{attr}\"");
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println!("item: \"{}\"", item.to_string());
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println!("item: \"{item}\"");
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item
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item
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}
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}
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```
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```
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