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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either • 1.13.0The enum `Either` with variants `Left` and `Right` is a general purpose sum type with two cases.
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errno • 0.3.9Cross-platform interface to the `errno` variable.
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glob • 0.3.1Support for matching file paths against Unix shell style patterns.
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home • 0.5.9Shared definitions of home directories.
peeking_take_while • 0.1.2Like `Iterator::take_while`, but calls the predicate on a peeked value. This allows you to use `Iterator::by_ref` and `Iterator::take_while` together, and still get the first value for which the `take_while` predicate returned false after dropping the `by_ref`.
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 • 1.8.4An implementation of regular expressions for Rust. This implementation uses
finite automata and guarantees linear time matching on all inputs.