[bug#31036] [PATCH] gnu: Add Emacs dumb-jump

[Sohom Bhattacharjee <soham.bhattacharjee15@gmail.com>]

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I made the changes as suggested. However i can not get the tests working. 

I need some help with the tests. 

whenever i compile this package i get these errors

phase `unpack' succeeded after 0.0 seconds
starting phase `patch-usr-bin-file'
phase `patch-usr-bin-file' succeeded after 0.0 seconds
starting phase `patch-source-shebangs'
phase `patch-source-shebangs' succeeded after 0.0 seconds
starting phase `patch-generated-file-shebangs'
phase `patch-generated-file-shebangs' succeeded after 0.0 seconds
starting phase `check'
test suite not run
phase `check' succeeded after 0.0 seconds
starting phase `install'
`/tmp/guix-build-emacs-dumb-jump-0.5.2.drv-0/dumb-jump-0.5.2/dumb-jump.el' -> 
`/gnu/store/7rwqglwmjf6dbgfq87n642acp14agwsr-emacs-dumb-jump-0.5.2/share/emacs/site-lisp/guix.d/dumb-jump-0.5.2/dumb-jump.el'
phase `install' succeeded after 0.0 seconds
starting phase `check'
Cannot open load file: No such file or directory, undercover
phase `check' failed after 0.1 seconds
builder for `/gnu/store/sx8j4pi37d8i32m9hraahkbn1m0ckks6-emacs-dumb-jump-0.5.2.drv' failed with exit code 1
@ build-failed /gnu/store/sx8j4pi37d8i32m9hraahkbn1m0ckks6-emacs-dumb-jump-0.5.2.drv - 1 builder for 
`/gnu/store/sx8j4pi37d8i32m9hraahkbn1m0ckks6-emacs-dumb-jump-0.5.2.drv' failed with exit code 1
guix build: error: build failed: build of `/gnu/store/sx8j4pi37d8i32m9hraahkbn1m0ckks6-emacs-dumb-jump-0.5.2.drv' failed




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From 218c7cb718cf2d48cebab8bdaef4320283527b0a Mon Sep 17 00:00:00 2001
From: Sohom Bhattacharjee <soham.bhattacharjee15@gmail.com>
Date: Mon, 9 Apr 2018 20:22:53 +0530
Subject: [PATCH] gnu: Add emacs-dumb-jump

* gnu/packages/emacs.scm (emacs-dumb-jump): New variable.
---
 gnu/packages/emacs.scm | 43 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)

diff --git a/gnu/packages/emacs.scm b/gnu/packages/emacs.scm
index cb722844c..db1d436b6 100644
--- a/gnu/packages/emacs.scm
+++ b/gnu/packages/emacs.scm
@@ -7539,3 +7539,46 @@ and can be consulted and modified.")
     (description "@code{anzu} provides a minor mode that displays the current
 match and total match information in the mode-line in various search modes.")
     (license license:gpl3+)))
+
+(define-public emacs-dumb-jump
+  (package
+    (name "emacs-dumb-jump")
+    (version "0.5.2")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (string-append
+             "https://github.com/jacktasia/dumb-jump/archive/v"
+             version ".tar.gz"))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "07n0xjgpxjpf3vp9gxchkjpydyj0zm166930as0kwiwkhjlsirsf"))))
+    (build-system emacs-build-system)
+    (propagated-inputs
+     `(("emacs-f" ,emacs-f)
+       ("emacs-s" ,emacs-s)
+       ("emacs-dash" ,emacs-dash)
+       ("emacs-popup" ,emacs-popup)))
+    (native-inputs
+     `(("ert-runner" ,ert-runner)
+       ("emacs-undercover" ,emacs-undercover)
+       ("emacs-el-mock" ,emacs-el-mock)))
+    (arguments
+     `(#:phases
+       (modify-phases %standard-phases
+         (add-after 'install 'check
+           (lambda _
+             (zero? (system* "ert-runner")))))))
+    (home-page "https://github.com/jacktasia/dumb-jump")
+    (synopsis
+     "Jump to definition for multiple languages without configuration")
+    (description
+     "Dumb Jump is an Emacs \"jump to definition\" package with support for
+multiple programming languages that favors \"just working\" over speed or
+accuracy.  This means minimal -- and ideally zero -- configuration with
+absolutely no stored indexes (tags) or persistent background processes.  Dumb
+Jump performs best with The Silver Searcher @command{ag} or ripgrep @comand{rg} installed.
+Dumb Jump requires at least GNU Emacs 24.3.
+")
+    (license license:gpl3+)))
-- 
2.16.2