proc-macro2 • 1.0.88A substitute implementation of the compiler's `proc_macro` API to decouple token-based libraries from the procedural macro use case.
regex • 1.7.3An implementation of regular expressions for Rust. This implementation uses
finite automata and guarantees linear time matching on all inputs.
DIRECT
3
rustc_version • 0.4.1A library for querying the version of a installed rustc compiler
INDIRECT
1
semver • 1.0.23Parser and evaluator for Cargo's flavor of Semantic Versioning
unicode-normalization • 0.1.24This crate provides functions for normalization of
Unicode strings, including Canonical and Compatible
Decomposition and Recomposition, as described in
Unicode Standard Annex #15.
INDIRECT
2
url • 2.5.2URL library for Rust, based on the WHATWG URL Standard