proc-macro2 • 1.0.103A substitute implementation of the compiler's `proc_macro` API to decouple token-based libraries from the procedural macro use case.
regex • 1.8.4An implementation of regular expressions for Rust. This implementation uses
finite automata and guarantees linear time matching on all inputs.
DIRECT
1
rustc_version • 0.4.1A library for querying the version of a installed rustc compiler
INDIRECT
1
semver • 1.0.27Parser and evaluator for Cargo's flavor of Semantic Versioning
time • 0.3.15Date and time library. Fully interoperable with the standard library. Mostly compatible with #![no_std].
INDIRECT
2
zeroize • 1.8.2Securely clear secrets from memory with a simple trait built on
stable Rust primitives which guarantee memory is zeroed using an
operation will not be 'optimized away' by the compiler.
Uses a portable pure Rust implementation that works everywhere,
even WASM!