cfg-if • 1.0.0A macro to ergonomically define an item depending on a large number of #[cfg]
parameters. Structured like an if-else chain, the first matching branch is the
item that gets emitted.
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cpufeatures • 0.2.16Lightweight runtime CPU feature detection for aarch64, loongarch64, and x86/x86_64 targets,
with no_std support and support for mobile targets including Android and iOS
proc-macro2 • 1.0.92A substitute implementation of the compiler's `proc_macro` API to decouple token-based libraries from the procedural macro use case.
scopeguard • 1.2.0A RAII scope guard that will run a given closure when it goes out of scope,
even if the code between panics (assuming unwinding panic).
Defines the macros `defer!`, `defer_on_unwind!`, `defer_on_success!` as
shorthands for guards with one of the implemented strategies.
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semver • 1.0.24Parser and evaluator for Cargo's flavor of Semantic Versioning
typenum • 1.17.0Typenum is a Rust library for type-level numbers evaluated at
compile time. It currently supports bits, unsigned integers, and signed
integers. It also provides a type-level array of type-level numbers, but its
implementation is incomplete.
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version_check • 0.9.5Tiny crate to check the version of the installed/running rustc.
darling_core • 0.20.10Helper crate for proc-macro library for reading attributes into structs when
implementing custom derives. Use https://crates.io/crates/darling in your code.
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darling_macro • 0.20.10Internal support for a proc-macro library for reading attributes into structs when
implementing custom derives. Use https://crates.io/crates/darling in your code.
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darling • 0.20.10A proc-macro library for reading attributes into structs when
implementing custom derives.
strsim • 0.11.1Implementations of string similarity metrics. Includes Hamming, Levenshtein,
OSA, Damerau-Levenshtein, Jaro, Jaro-Winkler, and Sørensen-Dice.