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| author | Alex Kost <alezost@gmail.com> | 2014-10-10 23:29:24 +0400 |
|---|---|---|
| committer | Alex Kost <alezost@gmail.com> | 2014-10-12 08:47:19 +0400 |
| commit | abc5b82971c1ab74c3e7df87bb1a49f63502f922 (patch) | |
| tree | a8a5562e93d704b6157cfd8ee41830c03bbb7eb6 | |
| parent | b3bb82f1542ec0805b87305482829102f2faaa92 (diff) | |
| download | gnu-guix-abc5b82971c1ab74c3e7df87bb1a49f63502f922.tar gnu-guix-abc5b82971c1ab74c3e7df87bb1a49f63502f922.tar.gz | |
emacs: Allow list functions to deal with nil values.
* emacs/guix-list.el (guix-list-get-tabulated-entry): Call functions returning
column value even for nil values.
(guix-list-get-one-line): Adjust for accepting nil argument.
| -rw-r--r-- | emacs/guix-list.el | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/emacs/guix-list.el b/emacs/guix-list.el index 4b4b9c5396..9cc381b4be 100644 --- a/emacs/guix-list.el +++ b/emacs/guix-list.el @@ -182,13 +182,16 @@ Parameters are taken from ENTRY of ENTRY-TYPE." (let ((val (guix-get-key-val entry param)) (fun (guix-get-key-val guix-list-column-value-methods entry-type param))) - (if (and val fun) + (if fun (funcall fun val entry) (guix-get-string val)))))) -(defun guix-list-get-one-line (str &optional _) - "Return one-line string from a multi-line STR." - (guix-get-one-line str)) +(defun guix-list-get-one-line (val &optional _) + "Return one-line string from a multi-line string VAL. +VAL may be nil." + (if val + (guix-get-one-line val) + (guix-get-string nil))) (defun guix-list-get-time (seconds &optional _) "Return formatted time string from SECONDS." |