Improve sorting in package list (Bug#37419)

* lisp/emacs-lisp/package.el (package-menu-mode): Allow sorting by
version or description.
(package-menu--version-predicate): Fix sorting by version.
(package-menu--description-predicate): Fix sorting by description.
(package-menu--archive-predicate): Fall back to sorting by name if
archive is the same.
(package-menu--name-predicate, package-menu--status-predicate): Add
doc string.
* etc/NEWS: Announce the above changes.
This commit is contained in:
Stefan Kangas 2019-09-16 09:29:48 +02:00
parent df05c26df3
commit a444bb78ad
2 changed files with 24 additions and 8 deletions

View file

@ -983,6 +983,9 @@ early init file.
---
*** Imenu support has been added to 'package-menu-mode'.
---
*** The package list can now be sorted by version or description.
** Info
+++

View file

@ -2725,11 +2725,11 @@ Letters do not insert themselves; instead, they are commands.
package-menu--transaction-status)))
(setq tabulated-list-format
`[("Package" 18 package-menu--name-predicate)
("Version" 13 nil)
("Version" 13 package-menu--version-predicate)
("Status" 10 package-menu--status-predicate)
,@(if (cdr package-archives)
'(("Archive" 10 package-menu--archive-predicate)))
("Description" 0 nil)])
("Description" 0 package-menu--description-predicate)])
(setq tabulated-list-padding 2)
(setq tabulated-list-sort-key (cons "Status" nil))
(add-hook 'tabulated-list-revert-hook #'package-menu--refresh nil t)
@ -3469,13 +3469,17 @@ Optional argument NOQUERY non-nil means do not ask the user to confirm."
(message "Operation %s finished" message-template))))))))
(defun package-menu--version-predicate (A B)
(let ((vA (or (aref (cadr A) 1) '(0)))
(vB (or (aref (cadr B) 1) '(0))))
"Predicate to sort \"*Packages*\" buffer by the version column.
This is used for `tabulated-list-format' in `package-menu-mode'."
(let ((vA (or (version-to-list (aref (cadr A) 1)) '(0)))
(vB (or (version-to-list (aref (cadr B) 1)) '(0))))
(if (version-list-= vA vB)
(package-menu--name-predicate A B)
(version-list-< vA vB))))
(defun package-menu--status-predicate (A B)
"Predicate to sort \"*Packages*\" buffer by the status column.
This is used for `tabulated-list-format' in `package-menu-mode'."
(let ((sA (aref (cadr A) 2))
(sB (aref (cadr B) 2)))
(cond ((string= sA sB)
@ -3506,19 +3510,28 @@ Optional argument NOQUERY non-nil means do not ask the user to confirm."
(t (string< sA sB)))))
(defun package-menu--description-predicate (A B)
(let ((dA (aref (cadr A) 3))
(dB (aref (cadr B) 3)))
"Predicate to sort \"*Packages*\" buffer by the description column.
This is used for `tabulated-list-format' in `package-menu-mode'."
(let ((dA (aref (cadr A) (if (cdr package-archives) 4 3)))
(dB (aref (cadr B) (if (cdr package-archives) 4 3))))
(if (string= dA dB)
(package-menu--name-predicate A B)
(string< dA dB))))
(defun package-menu--name-predicate (A B)
"Predicate to sort \"*Packages*\" buffer by the name column.
This is used for `tabulated-list-format' in `package-menu-mode'."
(string< (symbol-name (package-desc-name (car A)))
(symbol-name (package-desc-name (car B)))))
(defun package-menu--archive-predicate (A B)
(string< (or (package-desc-archive (car A)) "")
(or (package-desc-archive (car B)) "")))
"Predicate to sort \"*Packages*\" buffer by the archive column.
This is used for `tabulated-list-format' in `package-menu-mode'."
(let ((a (or (package-desc-archive (car A)) ""))
(b (or (package-desc-archive (car B)) "")))
(if (string= a b)
(package-menu--name-predicate A B)
(string< a b))))
(defun package-menu--populate-new-package-list ()
"Decide which packages are new in `package-archives-contents'.