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Package listing tweaks.

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* emacs-lisp/package.el (package--list-packages): Fix column
alignment.
(package--builtins): Tweak descriptions.
(package-print-package): Upcase descriptions if necessary.  Show
all built-in packages in font-lock-builtin-face.
(package-list-packages-internal): Omit "emacs" package.  Show
status of built-in packages as "built-in".
This commit is contained in:
Chong Yidong 2010-07-31 20:38:19 -04:00
parent 76417ef426
commit 376c2b6b21
2 changed files with 39 additions and 28 deletions
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57
lisp/emacs-lisp/package.el
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@ -292,15 +292,15 @@ contrast, `package-user-dir' contains packages for personal use."
(if (>= emacs-major-version 22)
;; FIXME: emacs 22 includes tramp, rcirc, maybe
;; other things...
'((erc . [(5 2) nil "An Emacs Internet Relay Chat client"])
'((erc . [(5 2) nil "Internet Relay Chat client"])
;; The external URL is version 1.15, so make sure the
;; built-in one looks newer.
(url . [(1 16) nil "URL handling libary"])))
(if (>= emacs-major-version 23)
'(;; Strangely, nxml-version is missing in Emacs 23.
;; We pick the merge date as the version.
(nxml . [(20071123) nil "Major mode for editing XML documents."])
(bubbles . [(0 5) nil "Puzzle game for Emacs."])))))
(nxml . [(20071123) nil "Major mode for XML documents"])
(bubbles . [(0 5) nil "A puzzle game"])))))
"Alist of all built-in packages.
Maps the package name to a vector [VERSION REQS DOCSTRING].")
(put 'package--builtins 'risky-local-variable t)
@ -358,16 +358,6 @@ FUN can be <, <=, =, >, >=, or /=."
;; Both null.
(funcall fun 0 0))))
(defun package--test-version-compare ()
"Test suite for `package-version-compare'."
(unless (and (package-version-compare '(0) '(0) '=)
(not (package-version-compare '(1) '(0) '=))
(package-version-compare '(1 0 1) '(1) '>=)
(package-version-compare '(1 0 1) '(1) '>)
(not (package-version-compare '(0 9 1) '(1 0 2) '>=)))
(error "Failed"))
t)
(defun package-strip-version (dirname)
"Strip the version from a combined package name and version.
E.g., if given \"quux-23.0\", will return \"quux\""
@ -1422,7 +1412,7 @@ Emacs."
(defun package-print-package (package version key desc)
(let ((face
(cond ((eq package 'emacs) 'font-lock-builtin-face)
(cond ((string= key "built-in") 'font-lock-builtin-face)
((string= key "available") 'default)
((string= key "held") 'font-lock-constant-face)
((string= key "disabled") 'font-lock-warning-face)
@ -1444,7 +1434,9 @@ Emacs."
;; FIXME: this 'when' is bogus...
(when desc
(indent-to 43 1)
(insert (propertize desc 'font-lock-face face)))
(let ((opoint (point)))
(insert (propertize desc 'font-lock-face face))
(upcase-region opoint (min (point) (1+ opoint)))))
(insert "\n")))
(defun package-list-maybe-add (package version status description result)
@ -1462,22 +1454,31 @@ Emacs."
(setq buffer-read-only nil)
(erase-buffer)
(let ((info-list)
name desc hold)
name desc hold
builtin)
;; List installed packages
(dolist (elt package-alist)
;; Ignore the Emacs package.
(setq name (car elt)
desc (cdr elt)
hold (assq name package-load-list))
(setq info-list
(package-list-maybe-add name (package-desc-vers desc)
;; FIXME: it turns out to be
;; tricky to see if this package
;; is presently activated.
(if (stringp (cadr hold))
"held"
"installed")
(package-desc-doc desc)
info-list)))
(unless (eq name 'emacs)
(setq info-list
(package-list-maybe-add
name (package-desc-vers desc)
;; FIXME: it turns out to be tricky to see if this
;; package is presently activated.
(cond ((stringp (cadr hold))
"held")
((and (setq builtin (assq name package--builtins))
(package-version-compare
(package-desc-vers (cdr builtin))
(package-desc-vers desc)
'=))
"built-in")
(t "installed"))
(package-desc-doc desc)
info-list))))
;; List available packages
(dolist (elt package-archive-contents)
(setq name (car elt)
@ -1574,8 +1575,8 @@ Helper function that does all the work for the user-facing functions."
'((0 . "")
(2 . "Package")
(20 . "Version")
(30 . "Status")
(41 . "Description"))
(32 . "Status")
(43 . "Description"))
""))
;; It's okay to use pop-to-buffer here. The package menu buffer