# arg_attr [![Crates.io](https://img.shields.io/crates/v/arg_attr)](https://crates.io/crates/arg_attr) [![Downloads](https://img.shields.io/crates/d/arg_attr.svg)](https://crates.io/crates/arg_attr) [![Documentation](https://docs.rs/arg_attr/badge.svg)](https://docs.rs/arg_attr) [![License](https://img.shields.io/crates/l/arg_attr)](https://crates.io/crates/arg_attr) [![Dependency Status](https://deps.rs/repo/github/JohnScience/arg_attr/status.svg)](https://deps.rs/repo/github/JohnScience/arg_attr) > Specify the return type depending on configuration conditional checks. ## Related crates * [`qualifier_attr`](https://crates.io/crates/qualifier_attr). * [`arg_attr`](https://crates.io/crates/arg_attr). * [`const_fn`](https://crates.io/crates/const_fn). * [`cfg_if`](https://crates.io/crates/cfg-if).