14/88: gnu: Add emacs-rainbow-blocks.

[Oleg Pykhalov]

wigust pushed a commit to branch master
in repository guix.

commit d7403c126c5682bb61c7c014c7380ed138722d2e
Author: Oleg Pykhalov <address@hidden>
Date:   Wed May 2 18:55:57 2018 +0300

    gnu: Add emacs-rainbow-blocks.
    
    * gnu/packages/emacs.scm (emacs-rainbow-blocks): New public variable.
---
 gnu/packages/emacs.scm | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/gnu/packages/emacs.scm b/gnu/packages/emacs.scm
index 8dd3e9d..c3badab 100644
--- a/gnu/packages/emacs.scm
+++ b/gnu/packages/emacs.scm
@@ -8382,3 +8382,26 @@ functions or modules in a larger multi-file Emacs 
package and
 facilitate running from the source tree without having to install the
 code or fiddle with evil @code{load-path}.")
       (license license:gpl3+))))
+
+(define-public emacs-rainbow-blocks
+  (let ((commit "dd435d7bb34ff6f162a5f315df308b90b7e9f842"))
+    (package
+      (name "emacs-rainbow-blocks")
+      (version (git-version "1.0.0" "1" commit))
+      (source (origin
+                (method git-fetch)
+                (uri (git-reference
+                      (url "https://github.com/istib/rainbow-blocks.git";)
+                      (commit commit)))
+                (file-name (git-file-name name version))
+                (sha256
+                 (base32
+                  "06yfb3i7wzvqrhkb61zib9xvpb5i00s4frizkzff66im05k0n795"))))
+      (build-system emacs-build-system)
+      (home-page "https://github.com/istib/rainbow-blocks";)
+      (synopsis "Highlight sexp blocks")
+      (description "Rainbow-blocks is an Emacs mode that highlights blocks
+made of parentheses, brackets, and braces according to their depth.  Each
+successive level is highlighted in a different color.  This makes it easy to
+orient yourself in the code, and tell which statements are at a given level.")
+      (license license:gpl3+))))