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crates.io · #9 most downloaded on crates.io
A substitute implementation of the compiler's `proc_macro` API to decouple token-based libraries from the procedural macro use case.
Last release 2 months ago
19 Jul 2026
Release timing varies
gaps range from 8 days to 6 months
Rarely documented
notes for 10 of the last 60 stable releases
2 versions withdrawn
withdrawn after publishing
9 years old
163 releases · first in 2017
Documentation improvements
Optimize Span::byte_range
Span::byte_range (#530)Make std dependencies more easily discoverable in source code
One column per quarter.
Add Rust 1.92.0's TokenStream Extend impls ( #527 , rust-lang/rust#145722 )
Add semver-exempt Literal methods str_value , cstr_value , byte_str_value
Literal methods str_value, cstr_value, byte_str_value (#525)Fix interaction of Display impls for TokenStream and Ident with formatting specifiers for padding, alignment, width ( #523 , #524 )
Optimize Span location accessors
Stabilize Span methods on Rust 1.88+: start , end , line , column , file , local_file ( #517 , #518 )
Prevent Span's unstable API becoming unavailable from a future new compiler lint
Disallow prefixed identifier as name of lifetime: 'prefix#lifetime ( #514 , rust-lang/rust#126452 )
'prefix#lifetime (#514, rust-lang/rust#126452)Nothing published for this version
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