Temporarily take ownership of a value at a mutable location, and replace it with a new value based on the old one.

Enhance Rust errors with file and line details using the `#[wherr]` macro for clearer debugging.

Macro for sealing traits and structures

Provides many useful tools related to tuples

A Rust crate that defines the ToBoundedStatic and IntoBoundedStatic traits

A macro to clone variables into the current scope shadowing old ones.

Rust crate that provides the Partial trait, and an optional macro to mirror a struct, wrapping each field in an Option.

OptionCell: OnceCell but derivable from Option

The easiest and most intuitive error handling solution.

The enum Among with variants Left, Middle and Right is a general purpose sum type with three cases.

Different reference kinds in Rust

Inspect and mutate values without leaving the method chain

Extensible pattern matching in Rust

asynchronous and synchronous interfaces and persistence implementations for your OOD architecture

encapsulate the act of deriving a struct from a reference

Get your own Any with support for casting to trait objects.

A collection of helper attribute macros for trait patterns

Create a multiline string literal

Extensions for the rust Standard library and Tokio.

Convert Option to Result