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authorAlex Kost <alezost@gmail.com>2016-04-05 23:39:03 +0300
committerAlex Kost <alezost@gmail.com>2016-05-10 12:05:53 +0300
commitf8476e17a70ecc7d46c746480130477b7c35306b (patch)
tree155ea4146af6c6a6a416eca3a31fa822fab96c23 /emacs/guix-ui-package.el
parent3be33289272beda681afa9a48d52fa9a84bcd049 (diff)
downloadguix-f8476e17a70ecc7d46c746480130477b7c35306b.tar.gz
emacs: Add 'guix-package-from-file' command.
* emacs/guix-main.scm (register-package, packages-from-file): New procedures.
(%patterns-makers): Add 'from-file' search type.
* emacs/guix-messages.el (guix-messages): Add messages for it.
* emacs/guix-ui-package.el (guix-package-from-file): New command.
(guix-package-info-insert-location): Adjust for 'from-file' type.
* doc/emacs.texi (Emacs Commands): Document it.
Diffstat (limited to 'emacs/guix-ui-package.el')
-rw-r--r--emacs/guix-ui-package.el33
1 files changed, 24 insertions, 9 deletions
diff --git a/emacs/guix-ui-package.el b/emacs/guix-ui-package.el
index 38f0c08fc7..edc36486fc 100644
--- a/emacs/guix-ui-package.el
+++ b/emacs/guix-ui-package.el
@@ -393,15 +393,17 @@ formatted with this string, an action button is inserted.")
       (guix-format-insert nil)
     (let ((location-file (car (split-string location ":"))))
       (guix-info-insert-value-indent location 'guix-package-location)
-      (guix-info-insert-indent)
-      (guix-info-insert-action-button
-       "Packages"
-       (lambda (btn)
-         (guix-package-get-display (guix-ui-current-profile)
-                                   'location
-                                   (button-get btn 'location)))
-       (format "Display packages from location '%s'" location-file)
-       'location location-file))))
+      ;; Do not show "Packages" button if a package 'from file' is displayed.
+      (unless (eq (guix-ui-current-search-type) 'from-file)
+        (guix-info-insert-indent)
+        (guix-info-insert-action-button
+         "Packages"
+         (lambda (btn)
+           (guix-package-get-display (guix-ui-current-profile)
+                                     'location
+                                     (button-get btn 'location)))
+         (format "Display packages from location '%s'" location-file)
+         'location location-file)))))
 
 (defun guix-package-info-insert-systems (systems entry)
   "Insert supported package SYSTEMS at point."
@@ -1001,6 +1003,19 @@ Interactively with prefix, prompt for PROFILE."
   (guix-package-get-display profile 'location location))
 
 ;;;###autoload
+(defun guix-package-from-file (file &optional profile)
+  "Display Guix package that the code from FILE evaluates to.
+If PROFILE is nil, use `guix-current-profile'.
+Interactively with prefix, prompt for PROFILE."
+  (interactive
+   (list (read-file-name "File with package: ")
+         (guix-ui-read-profile)))
+  (guix-buffer-get-display-entries
+   'info 'package
+   (list (or profile guix-current-profile) 'from-file file)
+   'add))
+
+;;;###autoload
 (defun guix-search-by-regexp (regexp &optional params profile)
   "Search for Guix packages by REGEXP.
 PARAMS are package parameters that should be searched.