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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env_logger • 0.8.4A logging implementation for `log` which is configured via an environment
variable.
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5
getrandom • 0.2.15A small cross-platform library for retrieving random data from system source
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libc • 0.2.169Raw FFI bindings to platform libraries like libc.
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.
regex • 1.7.3An implementation of regular expressions for Rust. This implementation uses
finite automata and guarantees linear time matching on all inputs.
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rustc-serialize • 0.3.25Generic serialization/deserialization support corresponding to the
`derive(RustcEncodable, RustcDecodable)` mode in the compiler. Also includes
support for hex, base64, and json encoding and decoding.
This crate is deprecated in favor of serde.