proc-macro2

library1.0.106rscratesunverified

A substitute implementation of the compiler's proc_macro API to decouple token-based libraries from the procedural macro use case.

# Cargo.toml
[dependencies]
proc-macro2 = "1.0.106"

INSTALL

IMPORT

SIG · PROC-MACRO2

proc-macro2

otherrustv1.0.106

harness data pending

Install & Compatibility

Where this runs

No compatibility data collected yet for this library.

Code

Verified usage

Verified import paths — ran on the pinned version, not inferred.

TokenStream

✓ use proc_macro2::TokenStream;

Parse a string into a TokenStream.

use proc_macro2::TokenStream; fn main() { let stream: TokenStream = "fn answer() -> u32 { 42 }".parse().unwrap(); println!("{}", stream); }

Debug

Known issues

gotchaproc-macro2 types are not directly compatible with proc_macro types; conversion may be needed.

fix

Use From/Into traits or the proc_macro2::TokenStream::from() method to convert.

affects: >=1.0.0

Upgrade

Version history

1.0.106latest on crates.io

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Dependencies

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