* gnu/packages/rust.scm (rust-env-logger): New variable.
---
gnu/packages/rust.scm | 25 +++++++++++++++++++++++++
1 file changed, 25 insertions(+)
diff --git a/gnu/packages/rust.scm b/gnu/packages/rust.scm
index 2c3f802d0..dbb61cdf0 100644
--- a/gnu/packages/rust.scm
+++ b/gnu/packages/rust.scm
@@ -1740,3 +1740,28 @@ UTF-8 decoding as part of one's automaton.")
"Implementation of regular expressions for Rust. This implementation uses
finite automata and guarantees linear time matching on all inputs.")
(license (list license:expat license:asl2.0))))
+
+(define-public rust-env-logger
+ (package
+ (name "rust-env-logger")
+ (version "0.3.5")
+ (source
+ (origin
+ (method url-fetch)
+ (uri (crate-uri "env_logger" version))
+ (file-name
+ (string-append name "-" version ".tar.gz"))
+ (sha256
+ (base32
+ "0bvcjgkw4s3k1rd7glpflgc8s9a393zjd6jfdgvs8gjvwj0dgaqm"))))
+ (build-system cargo-build-system)
+ (inputs
+ `(("rust-log" ,rust-log "src")
+ ("rust-regex" ,rust-regex "src")))
+ (home-page "https://github.com/rust-lang/log";)
+ (synopsis
+ "Logging implementation for `log`")
+ (description
+ "Logging implementation for @code{log} which is configured via an
+environment variable.")
+ (license (list license:expat license:asl2.0))))
--
2.11.0
