hex-literal: tweak crate description

Author: newpavlov

README.md

@@ -17,7 +17,7 @@ This repository contains various utility crates used in the RustCrypto project.
 | [`collectable`] | [![crates.io](https://img.shields.io/crates/v/collectable.svg)](https://crates.io/crates/collectable) | [![Documentation](https://docs.rs/collectable/badge.svg)](https://docs.rs/collectable) | Fallible, `no_std`-friendly collection traits |
 | [`cpufeatures`] | [![crates.io](https://img.shields.io/crates/v/cpufeatures.svg)](https://crates.io/crates/cpufeatures) | [![Documentation](https://docs.rs/cpufeatures/badge.svg)](https://docs.rs/cpufeatures) | Lightweight and efficient alternative to the `is_x86_feature_detected!` macro |
 | [`dbl`] | [![crates.io](https://img.shields.io/crates/v/dbl.svg)](https://crates.io/crates/dbl) | [![Documentation](https://docs.rs/dbl/badge.svg)](https://docs.rs/dbl) | Double operation in Galois Field (GF) |
-| [`hex-literal`] | [![crates.io](https://img.shields.io/crates/v/hex-literal.svg)](https://crates.io/crates/hex-literal) | [![Documentation](https://docs.rs/hex-literal/badge.svg)](https://docs.rs/hex-literal) | Procedural macro for converting hexadecimal string to byte array at compile time |
+| [`hex-literal`] | [![crates.io](https://img.shields.io/crates/v/hex-literal.svg)](https://crates.io/crates/hex-literal) | [![Documentation](https://docs.rs/hex-literal/badge.svg)](https://docs.rs/hex-literal) | A macro for converting hexadecimal strings to a byte array at compile time |
 | [`inout`] | [![crates.io](https://img.shields.io/crates/v/inout.svg)](https://crates.io/crates/inout) | [![Documentation](https://docs.rs/inout/badge.svg)](https://docs.rs/inout) | Custom reference types for code generic over in-place and buffer-to-buffer modes of operation. |
 | [`opaque-debug`] | [![crates.io](https://img.shields.io/crates/v/opaque-debug.svg)](https://crates.io/crates/opaque-debug) | [![Documentation](https://docs.rs/opaque-debug/badge.svg)](https://docs.rs/opaque-debug) | Macro for opaque `Debug` trait implementation |
 | [`wycheproof2blb`] |  |  | | Utility for converting [Wycheproof] test vectors to the blobby format |

hex-literal/Cargo.toml

@@ -3,7 +3,7 @@ name = "hex-literal"
 version = "1.0.0"
 authors = ["RustCrypto Developers"]
 license = "MIT OR Apache-2.0"
-description = "Macro for converting hexadecimal string to a byte array at compile time"
+description = "A macro for converting hexadecimal string literals to a byte array at compile time"
 documentation = "https://docs.rs/hex-literal"
 repository = "https://github.com/RustCrypto/utils"
 keywords = ["hex", "literals"]

hex-literal/README.md

@@ -6,9 +6,9 @@
 ![MSRV][rustc-image]
 [![Build Status][build-image]][build-link]
 
-This crate provides the `hex!` macro for converting hexadecimal string literals to a byte array at compile time.
+This crate provides the `hex!` macro for converting a sequence of hexadecimal string literals to a byte array at compile time.
 
-It accepts the following characters in the input string:
+The macro accepts the following characters in input string literals:
 
 - `'0'...'9'`, `'a'...'f'`, `'A'...'F'` — hex characters which will be used in construction of the output byte array
 - `' '`, `'\r'`, `'\n'`, `'\t'` — formatting characters which will be ignored

hex-literal/src/lib.rs

@@ -74,8 +74,9 @@ pub const fn decode<const LEN: usize>(strings: &[&[u8]]) -> Option<[u8; LEN]> {
     if LEN == buf_pos { Some(buf) } else { None }
 }
 
-/// Macro for converting sequence of string literals containing hex-encoded data
-/// into an array of bytes.
+/// Converts a sequence of hexadecimal string literals to a byte array at compile time.
+///
+/// See the crate-level docs for more information.
 #[macro_export]
 macro_rules! hex {
     ($($s:literal)*) => {{