proc_macro_derive+rust

2025-01-11 21:18:02

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error: the `#[proc_macro_derive]` attribute is only usable...

Workaround is:Rust Analyzer: Restart server. I guess reloading of window in VSCode should help too. PaulFidika commentedon Feb 6, 2022 PaulFidikaon Feb 6, 2022 In the hello_macro_derive/Cargo.toml, insert: [lib] proc-macro = true ...
feature(proc_macro) breaks attributes on custom derive...

Tested withrustc 1.21.0-nightly (7ac979d8c 2017-08-16). Or is this something else?
Derive proc macro is not resolved with `extern crate` and...

Rust toolchain version:1.53.0-nightly (07e0e2ec2 2021-03-24) x86_64-apple-darwin IDE name and version:IntelliJ IDEA 2021.1 Ultimate Edition (IU-211.6693.103) Operating system:macOS 10.15.6 Macro expansion engine:new Name resolution engine:new Problem description I just tried to reproduce#1786wi...