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-rw-r--r--lisp/emacs-lisp/autoload.el2
-rw-r--r--lisp/emacs-lisp/byte-opt.el68
-rw-r--r--lisp/emacs-lisp/byte-run.el6
-rw-r--r--lisp/emacs-lisp/bytecomp.el3
-rw-r--r--lisp/emacs-lisp/cconv.el7
-rw-r--r--lisp/emacs-lisp/checkdoc.el12
-rw-r--r--lisp/emacs-lisp/cl-generic.el31
-rw-r--r--lisp/emacs-lisp/crm.el47
-rw-r--r--lisp/emacs-lisp/debug.el6
-rw-r--r--lisp/emacs-lisp/derived.el7
-rw-r--r--lisp/emacs-lisp/easy-mmode.el3
-rw-r--r--lisp/emacs-lisp/edebug.el6
-rw-r--r--lisp/emacs-lisp/eieio-compat.el4
-rw-r--r--lisp/emacs-lisp/eieio-core.el10
-rw-r--r--lisp/emacs-lisp/eieio.el6
-rw-r--r--lisp/emacs-lisp/eldoc.el9
-rw-r--r--lisp/emacs-lisp/elp.el13
-rw-r--r--lisp/emacs-lisp/ert-x.el113
-rw-r--r--lisp/emacs-lisp/ert.el184
-rw-r--r--lisp/emacs-lisp/gv.el2
-rw-r--r--lisp/emacs-lisp/lisp-mode.el85
-rw-r--r--lisp/emacs-lisp/memory-report.el5
-rw-r--r--lisp/emacs-lisp/package.el144
-rw-r--r--lisp/emacs-lisp/pp.el242
-rw-r--r--lisp/emacs-lisp/shortdoc.el18
-rw-r--r--lisp/emacs-lisp/subr-x.el66
-rw-r--r--lisp/emacs-lisp/tabulated-list.el37
27 files changed, 882 insertions, 254 deletions
diff --git a/lisp/emacs-lisp/autoload.el b/lisp/emacs-lisp/autoload.el
index aaacba2c8e5..148fb70981f 100644
--- a/lisp/emacs-lisp/autoload.el
+++ b/lisp/emacs-lisp/autoload.el
@@ -393,6 +393,8 @@ FILE's name."
(concat ";;; " basename
" --- automatically extracted " (or type "autoloads")
" -*- lexical-binding: t -*-\n"
+ (when (equal basename "loaddefs.el")
+ ";; This file will be copied to ldefs-boot.el and checked in periodically.\n")
";;\n"
";;; Code:\n\n"
(if lp
diff --git a/lisp/emacs-lisp/byte-opt.el b/lisp/emacs-lisp/byte-opt.el
index c8990f23531..9c64083b64b 100644
--- a/lisp/emacs-lisp/byte-opt.el
+++ b/lisp/emacs-lisp/byte-opt.el
@@ -1186,6 +1186,72 @@ See Info node `(elisp) Integer Basics'."
(put 'concat 'byte-optimizer #'byte-optimize-concat)
+(defun byte-optimize-define-key (form)
+ "Expand key bindings in FORM."
+ (let ((key (nth 2 form)))
+ (if (and (vectorp key)
+ (= (length key) 1)
+ (stringp (aref key 0)))
+ ;; We have key on the form ["C-c C-c"].
+ (if (not (kbd-valid-p (aref key 0)))
+ (error "Invalid `kbd' syntax: %S" key)
+ (list (nth 0 form) (nth 1 form)
+ (kbd (aref key 0)) (nth 4 form)))
+ ;; No improvement.
+ form)))
+
+(put 'define-key 'byte-optimizer #'byte-optimize-define-key)
+
+(defun byte-optimize-define-keymap (form)
+ "Expand key bindings in FORM."
+ (let ((result nil)
+ (orig-form form)
+ improved)
+ (push (pop form) result)
+ (while (and form
+ (keywordp (car form))
+ (not (eq (car form) :menu)))
+ (unless (memq (car form)
+ '(:full :keymap :parent :suppress :name :prefix))
+ (error "Invalid keyword: %s" (car form)))
+ (push (pop form) result)
+ (when (null form)
+ (error "Uneven number of keywords in %S" form))
+ (push (pop form) result))
+ ;; Bindings.
+ (while form
+ (let ((key (pop form)))
+ (if (and (vectorp key)
+ (= (length key) 1)
+ (stringp (aref key 0)))
+ (progn
+ (unless (kbd-valid-p (aref key 0))
+ (error "Invalid `kbd' syntax: %S" key))
+ (push (kbd (aref key 0)) result)
+ (setq improved t))
+ ;; No improvement.
+ (push key result)))
+ (when (null form)
+ (error "Uneven number of key bindings in %S" form))
+ (push (pop form) result))
+ (if improved
+ (nreverse result)
+ orig-form)))
+
+(defun byte-optimize-define-keymap--define (form)
+ "Expand key bindings in FORM."
+ (if (not (consp (nth 1 form)))
+ form
+ (let ((optimized (byte-optimize-define-keymap (nth 1 form))))
+ (if (eq optimized (nth 1 form))
+ ;; No improvement.
+ form
+ (list (car form) optimized)))))
+
+(put 'define-keymap 'byte-optimizer #'byte-optimize-define-keymap)
+(put 'define-keymap--define 'byte-optimizer
+ #'byte-optimize-define-keymap--define)
+
;; I'm not convinced that this is necessary. Doesn't the optimizer loop
;; take care of this? - Jamie
;; I think this may some times be necessary to reduce ie (quote 5) to 5,
@@ -1261,7 +1327,7 @@ See Info node `(elisp) Integer Basics'."
(list 'or (car (car clauses))
(byte-optimize-cond
(cons (car form) (cdr (cdr form)))))
- form))
+ (and clauses form)))
form))
(defun byte-optimize-if (form)
diff --git a/lisp/emacs-lisp/byte-run.el b/lisp/emacs-lisp/byte-run.el
index da86fa5cecf..d82d9454e84 100644
--- a/lisp/emacs-lisp/byte-run.el
+++ b/lisp/emacs-lisp/byte-run.el
@@ -380,7 +380,7 @@ You don't need this. (See bytecomp.el commentary for more details.)
"Define an inline function. The syntax is just like that of `defun'.
\(fn NAME ARGLIST &optional DOCSTRING DECL &rest BODY)"
- (declare (debug defun) (doc-string 3))
+ (declare (debug defun) (doc-string 3) (indent 2))
(or (memq (get name 'byte-optimizer)
'(nil byte-compile-inline-expand))
(error "`%s' is a primitive" name))
@@ -434,7 +434,7 @@ WHEN should be a string indicating when the function was first
made obsolete, for example a date or a release number.
See the docstrings of `defalias' and `make-obsolete' for more details."
- (declare (doc-string 4))
+ (declare (doc-string 4) (indent defun))
`(progn
(defalias ,obsolete-name ,current-name ,docstring)
(make-obsolete ,obsolete-name ,current-name ,when)))
@@ -483,7 +483,7 @@ For the benefit of Customize, if OBSOLETE-NAME has
any of the following properties, they are copied to
CURRENT-NAME, if it does not already have them:
`saved-value', `saved-variable-comment'."
- (declare (doc-string 4))
+ (declare (doc-string 4) (indent defun))
`(progn
(defvaralias ,obsolete-name ,current-name ,docstring)
;; See Bug#4706.
diff --git a/lisp/emacs-lisp/bytecomp.el b/lisp/emacs-lisp/bytecomp.el
index 3f050d1b799..471a0b623ad 100644
--- a/lisp/emacs-lisp/bytecomp.el
+++ b/lisp/emacs-lisp/bytecomp.el
@@ -299,7 +299,7 @@ The information is logged to `byte-compile-log-buffer'."
'(redefine callargs free-vars unresolved
obsolete noruntime interactive-only
make-local mapcar constants suspicious lexical lexical-dynamic
- docstrings)
+ docstrings not-unused)
"The list of warning types used when `byte-compile-warnings' is t.")
(defcustom byte-compile-warnings t
"List of warnings that the byte-compiler should issue (t for all).
@@ -321,6 +321,7 @@ Elements of the list may be:
lexically bound variable declared dynamic elsewhere
make-local calls to `make-variable-buffer-local' that may be incorrect.
mapcar mapcar called for effect.
+ not-unused warning about using variables with symbol names starting with _.
constants let-binding of, or assignment to, constants/nonvariables.
docstrings docstrings that are too wide (longer than
`byte-compile-docstring-max-column' or
diff --git a/lisp/emacs-lisp/cconv.el b/lisp/emacs-lisp/cconv.el
index 0a6b04b4c1f..03e109f2508 100644
--- a/lisp/emacs-lisp/cconv.el
+++ b/lisp/emacs-lisp/cconv.el
@@ -608,10 +608,9 @@ FORM is the parent form that binds this var."
(`((,(and var (guard (eq ?_ (aref (symbol-name var) 0)))) . ,_)
,_ ,_ ,_ ,_)
;; FIXME: Convert this warning to use `macroexp--warn-wrap'
- ;; so as to give better position information and obey
- ;; `byte-compile-warnings'.
- (byte-compile-warn
- "%s `%S' not left unused" varkind var))
+ ;; so as to give better position information.
+ (when (byte-compile-warning-enabled-p 'not-unused var)
+ (byte-compile-warn "%s `%S' not left unused" varkind var)))
((and (let (or 'let* 'let) (car form))
`((,var) ;; (or `(,var nil) : Too many false positives: bug#47080
t nil ,_ ,_))
diff --git a/lisp/emacs-lisp/checkdoc.el b/lisp/emacs-lisp/checkdoc.el
index e03ddc4c666..7bb82c2e8bf 100644
--- a/lisp/emacs-lisp/checkdoc.el
+++ b/lisp/emacs-lisp/checkdoc.el
@@ -339,6 +339,7 @@ See Info node `(elisp) Documentation Tips' for background."
;; (setq checkdoc--argument-missing-flag nil) ; optional
;; (setq checkdoc--disambiguate-symbol-flag nil) ; optional
;; (setq checkdoc--interactive-docstring-flag nil) ; optional
+;; (setq checkdoc-verb-check-experimental-flag nil)
;; Then use `M-x find-dired' ("-name '*.el'") and `M-x checkdoc-dired'
(defvar checkdoc--argument-missing-flag t
@@ -493,6 +494,9 @@ be re-created.")
(defconst checkdoc--help-buffer "*Checkdoc Help*"
"Name of buffer used for Checkdoc Help.")
+(defvar checkdoc-commentary-header-string "\n;;; Commentary:\n;; \n\n"
+ "String inserted as commentary marker in `checkdoc-file-comments-engine'.")
+
;;; User level commands
;;
;;;###autoload
@@ -2125,13 +2129,11 @@ Examples of recognized abbreviations: \"e.g.\", \"i.e.\", \"cf.\"."
;; a part of a list.
(rx letter ".")
(rx (or
- ;; The abbreviations:
+ ;; The abbreviations (a trailing dot is added below).
(seq (any "cC") "f") ; cf.
(seq (any "eE") ".g") ; e.g.
(seq (any "iI") "." (any "eE")) ; i.e.
- "a.k.a" ; a.k.a.
- "etc" ; etc.
- "vs" ; vs.
+ "a.k.a" "etc" "vs" "N.B"
;; Some non-standard or less common ones that we
;; might as well accept.
"Inc" "Univ" "misc" "resp")
@@ -2410,7 +2412,7 @@ Code:, and others referenced in the style guide."
nil nil t)))
(if (checkdoc-y-or-n-p
"You should have a \";;; Commentary:\", add one?")
- (insert "\n;;; Commentary:\n;; \n\n")
+ (insert checkdoc-commentary-header-string)
(checkdoc-create-error
"You should have a section marked \";;; Commentary:\""
nil nil t)))
diff --git a/lisp/emacs-lisp/cl-generic.el b/lisp/emacs-lisp/cl-generic.el
index 4834fb13c6a..9de47e4987d 100644
--- a/lisp/emacs-lisp/cl-generic.el
+++ b/lisp/emacs-lisp/cl-generic.el
@@ -86,6 +86,14 @@
;;; Code:
+;; We provide a mechanism to define new specializers.
+;; Related work can be found in:
+;; - http://www.p-cos.net/documents/filtered-dispatch.pdf
+;; - Generalizers: New metaobjects for generalized dispatch
+;; http://research.gold.ac.uk/9924/1/els-specializers.pdf
+;; This second one is closely related to what we do here (and that's
+;; the name "generalizer" comes from).
+
;; The autoloads.el mechanism which adds package--builtin-versions
;; maintenance to loaddefs.el doesn't work for preloaded packages (such
;; as this one), so we have to do it by hand!
@@ -100,6 +108,7 @@
(eval-when-compile (require 'cl-lib))
(eval-when-compile (require 'cl-macs)) ;For cl--find-class.
(eval-when-compile (require 'pcase))
+(eval-when-compile (require 'subr-x))
(cl-defstruct (cl--generic-generalizer
(:constructor nil)
@@ -589,19 +598,10 @@ The set of acceptable TYPEs (also called \"specializers\") is defined
;; e.g. for tracing/debug-on-entry.
(defalias sym gfun)))))
-(defmacro cl--generic-with-memoization (place &rest code)
- (declare (indent 1) (debug t))
- (gv-letplace (getter setter) place
- `(or ,getter
- ,(macroexp-let2 nil val (macroexp-progn code)
- `(progn
- ,(funcall setter val)
- ,val)))))
-
(defvar cl--generic-dispatchers (make-hash-table :test #'equal))
(defun cl--generic-get-dispatcher (dispatch)
- (cl--generic-with-memoization
+ (with-memoization
(gethash dispatch cl--generic-dispatchers)
;; (message "cl--generic-get-dispatcher (%S)" dispatch)
(let* ((dispatch-arg (car dispatch))
@@ -644,10 +644,13 @@ The set of acceptable TYPEs (also called \"specializers\") is defined
;; overkill: better just use a `cl-typep' test.
(byte-compile
`(lambda (generic dispatches-left methods)
+ ;; FIXME: We should find a way to expand `with-memoize' once
+ ;; and forall so we don't need `subr-x' when we get here.
+ (eval-when-compile (require 'subr-x))
(let ((method-cache (make-hash-table :test #'eql)))
(lambda (,@fixedargs &rest args)
(let ,bindings
- (apply (cl--generic-with-memoization
+ (apply (with-memoization
(gethash ,tag-exp method-cache)
(cl--generic-cache-miss
generic ',dispatch-arg dispatches-left methods
@@ -684,14 +687,14 @@ This is particularly useful when many different tags select the same set
of methods, since this table then allows us to share a single combined-method
for all those different tags in the method-cache.")
-(define-error 'cl--generic-cyclic-definition "Cyclic definition: %S")
+(define-error 'cl--generic-cyclic-definition "Cyclic definition")
(defun cl--generic-build-combined-method (generic methods)
(if (null methods)
;; Special case needed to fix a circularity during bootstrap.
(cl--generic-standard-method-combination generic methods)
(let ((f
- (cl--generic-with-memoization
+ (with-memoization
;; FIXME: Since the fields of `generic' are modified, this
;; hash-table won't work right, because the hashes will change!
;; It's not terribly serious, but reduces the effectiveness of
@@ -1143,7 +1146,7 @@ These match if the argument is a cons cell whose car is `eql' to VAL."
;; since we can't use the `head' specializer to implement itself.
(if (not (eq (car-safe specializer) 'head))
(cl-call-next-method)
- (cl--generic-with-memoization
+ (with-memoization
(gethash (cadr specializer) cl--generic-head-used)
specializer)
(list cl--generic-head-generalizer)))
diff --git a/lisp/emacs-lisp/crm.el b/lisp/emacs-lisp/crm.el
index d24ea355a51..59cbc0e50d5 100644
--- a/lisp/emacs-lisp/crm.el
+++ b/lisp/emacs-lisp/crm.el
@@ -244,30 +244,29 @@ contents of the minibuffer are \"alice,bob,eve\" and point is between
This function returns a list of the strings that were read,
with empty strings removed."
- (unwind-protect
- (progn
- (add-hook 'choose-completion-string-functions
- 'crm--choose-completion-string)
- (let* ((minibuffer-completion-table #'crm--collection-fn)
- (minibuffer-completion-predicate predicate)
- ;; see completing_read in src/minibuf.c
- (minibuffer-completion-confirm
- (unless (eq require-match t) require-match))
- (crm-completion-table table)
- (map (if require-match
- crm-local-must-match-map
- crm-local-completion-map))
- ;; If the user enters empty input, `read-from-minibuffer'
- ;; returns the empty string, not DEF.
- (input (read-from-minibuffer
- prompt initial-input map
- nil hist def inherit-input-method)))
- (when (and def (string-equal input ""))
- (setq input (if (consp def) (car def) def)))
- ;; Remove empty strings in the list of read strings.
- (split-string input crm-separator t)))
- (remove-hook 'choose-completion-string-functions
- 'crm--choose-completion-string)))
+ (let* ((map (if require-match
+ crm-local-must-match-map
+ crm-local-completion-map))
+ input)
+ (minibuffer-with-setup-hook
+ (lambda ()
+ (add-hook 'choose-completion-string-functions
+ 'crm--choose-completion-string nil 'local)
+ (setq-local minibuffer-completion-table #'crm--collection-fn)
+ (setq-local minibuffer-completion-predicate predicate)
+ ;; see completing_read in src/minibuf.c
+ (setq-local minibuffer-completion-confirm
+ (unless (eq require-match t) require-match))
+ (setq-local crm-completion-table table))
+ (setq input (read-from-minibuffer
+ prompt initial-input map
+ nil hist def inherit-input-method)))
+ ;; If the user enters empty input, `read-from-minibuffer'
+ ;; returns the empty string, not DEF.
+ (when (and def (string-equal input ""))
+ (setq input (if (consp def) (car def) def)))
+ ;; Remove empty strings in the list of read strings.
+ (split-string input crm-separator t)))
;; testing and debugging
;; (defun crm-init-test-environ ()
diff --git a/lisp/emacs-lisp/debug.el b/lisp/emacs-lisp/debug.el
index 0592db85df4..163528acf6f 100644
--- a/lisp/emacs-lisp/debug.el
+++ b/lisp/emacs-lisp/debug.el
@@ -701,7 +701,8 @@ To specify a nil argument interactively, exit with an empty minibuffer."
(interactive
(list (let ((name
(completing-read
- "Cancel debug on entry to function (default all functions): "
+ (format-prompt "Cancel debug on entry to function"
+ "all functions")
(mapcar #'symbol-name (debug--function-list)) nil t)))
(when name
(unless (string= name "")
@@ -804,7 +805,8 @@ To specify a nil argument interactively, exit with an empty minibuffer."
(interactive
(list (let ((name
(completing-read
- "Cancel debug on set for variable (default all variables): "
+ (format-prompt "Cancel debug on set for variable"
+ "all variables")
(mapcar #'symbol-name (debug--variable-list)) nil t)))
(when name
(unless (string= name "")
diff --git a/lisp/emacs-lisp/derived.el b/lisp/emacs-lisp/derived.el
index dd30846546b..af5eecc22a5 100644
--- a/lisp/emacs-lisp/derived.el
+++ b/lisp/emacs-lisp/derived.el
@@ -175,12 +175,7 @@ See Info node `(elisp)Derived Modes' for more details.
(declare (debug (&define name symbolp sexp [&optional stringp]
[&rest keywordp sexp] def-body))
(doc-string 4)
- ;; Ask not what
- ;;(indent 3)
- ;; can do for you, ask what it can do to others. IOW, the
- ;; missing of indentation setting here is the indentation
- ;; setting and not an oversight.
- )
+ (indent defun))
(when (and docstring (not (stringp docstring)))
;; Some trickiness, since what appears to be the docstring may really be
diff --git a/lisp/emacs-lisp/easy-mmode.el b/lisp/emacs-lisp/easy-mmode.el
index f752861d80a..db86e0e0292 100644
--- a/lisp/emacs-lisp/easy-mmode.el
+++ b/lisp/emacs-lisp/easy-mmode.el
@@ -198,6 +198,7 @@ INIT-VALUE LIGHTER KEYMAP.
\(fn MODE DOC [KEYWORD VAL ... &rest BODY])"
(declare (doc-string 2)
+ (indent defun)
(debug (&define name string-or-null-p
[&optional [&not keywordp] sexp
&optional [&not keywordp] sexp
@@ -450,7 +451,7 @@ after running the major mode's hook. However, MODE is not turned
on if the hook has explicitly disabled it.
\(fn GLOBAL-MODE MODE TURN-ON [KEY VALUE]... BODY...)"
- (declare (doc-string 2))
+ (declare (doc-string 2) (indent defun))
(let* ((global-mode-name (symbol-name global-mode))
(mode-name (symbol-name mode))
(pretty-name (easy-mmode-pretty-mode-name mode))
diff --git a/lisp/emacs-lisp/edebug.el b/lisp/emacs-lisp/edebug.el
index 4f3c05baa98..a38c8bd5ca9 100644
--- a/lisp/emacs-lisp/edebug.el
+++ b/lisp/emacs-lisp/edebug.el
@@ -3519,7 +3519,8 @@ The removes the effect of `edebug-on-entry'. If FUNCTION is
nil, remove `edebug-on-entry' on all functions."
(interactive
(list (let ((name (completing-read
- "Cancel edebug on entry to (default all functions): "
+ (format-prompt "Cancel edebug on entry to"
+ "all functions")
(let ((functions (edebug--edebug-on-entry-functions)))
(unless functions
(user-error "No functions have `edebug-on-entry'"))
@@ -4548,7 +4549,8 @@ instrumentation for, defaulting to all functions."
(user-error "Found no functions to remove instrumentation from"))
(let ((name
(completing-read
- "Remove instrumentation from (default all functions): "
+ (format-prompt "Remove instrumentation from"
+ "all functions")
functions)))
(if (and name
(not (equal name "")))
diff --git a/lisp/emacs-lisp/eieio-compat.el b/lisp/emacs-lisp/eieio-compat.el
index 6d84839c341..60b0638c63f 100644
--- a/lisp/emacs-lisp/eieio-compat.el
+++ b/lisp/emacs-lisp/eieio-compat.el
@@ -70,7 +70,8 @@ is appropriate to use. Uses `defmethod' to create methods, and calls
`defgeneric' for you. With this implementation the ARGS are
currently ignored. You can use `defgeneric' to apply specialized
top level documentation to a method."
- (declare (doc-string 3) (obsolete cl-defgeneric "25.1"))
+ (declare (doc-string 3) (obsolete cl-defgeneric "25.1")
+ (indent defun))
`(eieio--defalias ',method
(eieio--defgeneric-init-form
',method
@@ -103,6 +104,7 @@ Summary:
\"doc-string\"
body)"
(declare (doc-string 3) (obsolete cl-defmethod "25.1")
+ (indent defun)
(debug
(&define ; this means we are defining something
[&name sexp] ;Allow (setf ...) additionally to symbols.
diff --git a/lisp/emacs-lisp/eieio-core.el b/lisp/emacs-lisp/eieio-core.el
index 80d1711d817..7c5babcf54c 100644
--- a/lisp/emacs-lisp/eieio-core.el
+++ b/lisp/emacs-lisp/eieio-core.el
@@ -478,7 +478,8 @@ See `defclass' for more information."
;; (dotimes (cnt (length cslots))
;; (setf (gethash (cl--slot-descriptor-name (aref cslots cnt)) oa) (- -1 cnt)))
(dotimes (cnt (length slots))
- (setf (gethash (cl--slot-descriptor-name (aref slots cnt)) oa) cnt))
+ (setf (gethash (cl--slot-descriptor-name (aref slots cnt)) oa)
+ (+ (eval-when-compile eieio--object-num-slots) cnt)))
(setf (eieio--class-index-table newc) oa))
;; Set up a specialized doc string.
@@ -508,6 +509,7 @@ See `defclass' for more information."
;; Create the cached default object.
(let ((cache (make-record newc
(+ (length (eieio--class-slots newc))
+ ;; FIXME: Why +1 -1 ?
(eval-when-compile eieio--object-num-slots)
-1)
nil)))
@@ -747,7 +749,7 @@ Argument FN is the function calling this verifier."
(_ exp))))
(gv-setter eieio-oset))
(cl-check-type slot symbol)
- (cl-check-type obj (or eieio-object class))
+ (cl-check-type obj (or eieio-object class cl-structure-object))
(let* ((class (cond ((symbolp obj)
(error "eieio-oref called on a class: %s" obj)
(eieio--full-class-object obj))
@@ -763,7 +765,7 @@ Argument FN is the function calling this verifier."
;; to intercept missing slot definitions. Since it is also the LAST
;; thing called in this fn, its return value would be retrieved.
(slot-missing obj slot 'oref))
- (cl-check-type obj eieio-object)
+ (cl-check-type obj (or eieio-object cl-structure-object))
(eieio-barf-if-slot-unbound (aref obj c) obj slot 'oref))))
@@ -892,7 +894,7 @@ reverse-lookup that name, and recurse with the associated slot value."
;; Removed checks to outside this call
(let* ((fsi (gethash slot (eieio--class-index-table class))))
(if (integerp fsi)
- (+ (eval-when-compile eieio--object-num-slots) fsi)
+ fsi
(let ((fn (eieio--initarg-to-attribute class slot)))
(if fn
;; Accessing a slot via its :initarg is accepted by EIEIO
diff --git a/lisp/emacs-lisp/eieio.el b/lisp/emacs-lisp/eieio.el
index 2dc3e0aeffa..3fbfe011e29 100644
--- a/lisp/emacs-lisp/eieio.el
+++ b/lisp/emacs-lisp/eieio.el
@@ -110,7 +110,7 @@ Options in CLOS not supported in EIEIO:
Due to the way class options are set up, you can add any tags you wish,
and reference them using the function `class-option'."
- (declare (doc-string 4))
+ (declare (doc-string 4) (indent defun))
(cl-check-type superclasses list)
(cond ((and (stringp (car options-and-doc))
@@ -359,9 +359,7 @@ variable name of the same name as the slot."
(defun eieio-pcase-slot-index-from-index-table (index-table slot)
"Find the index to pass to `aref' to access SLOT."
- (let ((index (gethash slot index-table)))
- (if index (+ (eval-when-compile eieio--object-num-slots)
- index))))
+ (gethash slot index-table))
(pcase-defmacro eieio (&rest fields)
"Pcase patterns that match EIEIO object EXPVAL.
diff --git a/lisp/emacs-lisp/eldoc.el b/lisp/emacs-lisp/eldoc.el
index a1c3c3268f2..b30d3fc30f4 100644
--- a/lisp/emacs-lisp/eldoc.el
+++ b/lisp/emacs-lisp/eldoc.el
@@ -380,7 +380,14 @@ Also store it in `eldoc-last-message' and return that value."
;; it undesirable to print eldoc messages right this instant.
(defun eldoc-display-message-no-interference-p ()
"Return nil if displaying a message would cause interference."
- (not (or executing-kbd-macro (bound-and-true-p edebug-active))))
+ (not (or executing-kbd-macro
+ (bound-and-true-p edebug-active)
+ ;; The following configuration shows "Matches..." in the
+ ;; echo area when point is after a closing bracket, which
+ ;; conflicts with eldoc.
+ (and show-paren-context-when-offscreen
+ (not (pos-visible-in-window-p
+ (overlay-end show-paren--overlay)))))))
(defvar eldoc-documentation-functions nil
diff --git a/lisp/emacs-lisp/elp.el b/lisp/emacs-lisp/elp.el
index 8c33b7c9948..fde7947a273 100644
--- a/lisp/emacs-lisp/elp.el
+++ b/lisp/emacs-lisp/elp.el
@@ -202,14 +202,13 @@ This variable is set by the master function.")
(defvar elp-not-profilable
;; First, the functions used inside each instrumented function:
'(called-interactively-p
- ;; Then the functions used by the above functions. I used
- ;; (delq nil (mapcar (lambda (x) (and (symbolp x) (fboundp x) x))
- ;; (aref (symbol-function 'elp-wrapper) 2)))
- ;; to help me find this list.
- error call-interactively apply current-time
+ ;; (delq
+ ;; nil (mapcar
+ ;; (lambda (x) (and (symbolp x) (fboundp x) x))
+ ;; (aref (aref (aref (symbol-function 'elp--make-wrapper) 2) 1) 2)))
+ error apply current-time float-time time-subtract
;; Andreas Politz reports problems profiling these (Bug#4233):
- + byte-code-function-p functionp byte-code subrp
- indirect-function fboundp)
+ + byte-code-function-p functionp byte-code subrp fboundp)
"List of functions that cannot be profiled.
Those functions are used internally by the profiling code and profiling
them would thus lead to infinite recursion.")
diff --git a/lisp/emacs-lisp/ert-x.el b/lisp/emacs-lisp/ert-x.el
index 3fc57d5182d..7fc316d1469 100644
--- a/lisp/emacs-lisp/ert-x.el
+++ b/lisp/emacs-lisp/ert-x.el
@@ -352,7 +352,6 @@ convert it to a string and pass it to COLLECTOR first."
(defvar ert-resource-directory-trim-right-regexp "\\(-tests?\\)?\\.el"
"Regexp for `string-trim' (right) used by `ert-resource-directory'.")
-;; Has to be a macro for `load-file-name'.
(defmacro ert-resource-directory ()
"Return absolute file name of the resource (test data) directory.
@@ -368,17 +367,17 @@ variable `ert-resource-directory-format'. Before formatting, the
file name will be trimmed using `string-trim' with arguments
`ert-resource-directory-trim-left-regexp' and
`ert-resource-directory-trim-right-regexp'."
- `(let* ((testfile ,(or (macroexp-file-name)
- buffer-file-name))
- (default-directory (file-name-directory testfile)))
- (file-truename
- (if (file-accessible-directory-p "resources/")
- (expand-file-name "resources/")
- (expand-file-name
- (format ert-resource-directory-format
- (string-trim testfile
- ert-resource-directory-trim-left-regexp
- ert-resource-directory-trim-right-regexp)))))))
+ `(when-let ((testfile ,(or (macroexp-file-name)
+ buffer-file-name)))
+ (let ((default-directory (file-name-directory testfile)))
+ (file-truename
+ (if (file-accessible-directory-p "resources/")
+ (expand-file-name "resources/")
+ (expand-file-name
+ (format ert-resource-directory-format
+ (string-trim testfile
+ ert-resource-directory-trim-left-regexp
+ ert-resource-directory-trim-right-regexp))))))))
(defmacro ert-resource-file (file)
"Return absolute file name of resource (test data) file named FILE.
@@ -386,6 +385,96 @@ A resource file is defined as any file placed in the resource
directory as returned by `ert-resource-directory'."
`(expand-file-name ,file (ert-resource-directory)))
+(defvar ert-temp-file-prefix "emacs-test-"
+ "Prefix used by `ert-with-temp-file' and `ert-with-temp-directory'.")
+
+(defvar ert-temp-file-suffix nil
+ "Suffix used by `ert-with-temp-file' and `ert-with-temp-directory'.")
+
+(defun ert--with-temp-file-generate-suffix (filename)
+ "Generate temp file suffix from FILENAME."
+ (thread-last
+ (file-name-base filename)
+ (replace-regexp-in-string (rx string-start
+ (group (+? not-newline))
+ (regexp "-?tests?")
+ string-end)
+ "\\1")
+ (concat "-")))
+
+(defmacro ert-with-temp-file (name &rest body)
+ "Bind NAME to the name of a new temporary file and evaluate BODY.
+Delete the temporary file after BODY exits normally or
+non-locally. NAME will be bound to the file name of the temporary
+file.
+
+The following keyword arguments are supported:
+
+:prefix STRING If non-nil, pass STRING to `make-temp-file' as
+ the PREFIX argument. Otherwise, use the value of
+ `ert-temp-file-prefix'.
+
+:suffix STRING If non-nil, pass STRING to `make-temp-file' as the
+ SUFFIX argument. Otherwise, use the value of
+ `ert-temp-file-suffix'; if the value of that
+ variable is nil, generate a suffix based on the
+ name of the file that `ert-with-temp-file' is
+ called from.
+
+:text STRING If non-nil, pass STRING to `make-temp-file' as
+ the TEXT argument.
+
+See also `ert-with-temp-directory'."
+ (declare (indent 1) (debug (symbolp body)))
+ (cl-check-type name symbol)
+ (let (keyw prefix suffix directory text extra-keywords)
+ (while (keywordp (setq keyw (car body)))
+ (setq body (cdr body))
+ (pcase keyw
+ (:prefix (setq prefix (pop body)))
+ (:suffix (setq suffix (pop body)))
+ (:directory (setq directory (pop body)))
+ (:text (setq text (pop body)))
+ (_ (push keyw extra-keywords) (pop body))))
+ (when extra-keywords
+ (error "Invalid keywords: %s" (mapconcat #'symbol-name extra-keywords " ")))
+ (let ((temp-file (make-symbol "temp-file"))
+ (prefix (or prefix ert-temp-file-prefix))
+ (suffix (or suffix ert-temp-file-suffix
+ (ert--with-temp-file-generate-suffix
+ (or (macroexp-file-name) buffer-file-name)))))
+ `(let* ((,temp-file (,(if directory 'file-name-as-directory 'identity)
+ (make-temp-file ,prefix ,directory ,suffix ,text)))
+ (,name ,(if directory
+ `(file-name-as-directory ,temp-file)
+ temp-file)))
+ (unwind-protect
+ (progn ,@body)
+ (ignore-errors
+ ,(if directory
+ `(delete-directory ,temp-file :recursive)
+ `(delete-file ,temp-file))))))))
+
+(defmacro ert-with-temp-directory (name &rest body)
+ "Bind NAME to the name of a new temporary directory and evaluate BODY.
+Delete the temporary directory after BODY exits normally or
+non-locally.
+
+NAME is bound to the directory name, not the directory file
+name. (In other words, it will end with the directory delimiter;
+on Unix-like systems, it will end with \"/\".)
+
+The same keyword arguments are supported as in
+`ert-with-temp-file' (which see), except for :text."
+ (declare (indent 1) (debug (symbolp body)))
+ (let ((tail body) keyw)
+ (while (keywordp (setq keyw (car tail)))
+ (setq tail (cddr tail))
+ (pcase keyw (:text (error "Invalid keyword for directory: :text")))))
+ `(ert-with-temp-file ,name
+ :directory t
+ ,@body))
+
(provide 'ert-x)
;;; ert-x.el ends here
diff --git a/lisp/emacs-lisp/ert.el b/lisp/emacs-lisp/ert.el
index b7d984374cb..8ebc81fd418 100644
--- a/lisp/emacs-lisp/ert.el
+++ b/lisp/emacs-lisp/ert.el
@@ -63,6 +63,7 @@
(require 'ewoc)
(require 'find-func)
(require 'pp)
+(require 'map)
;;; UI customization options.
@@ -88,23 +89,6 @@ Use nil for no limit (caution: backtrace lines can be very long)."
:background "red3"))
"Face used for unexpected results in the ERT results buffer.")
-
-;;; Copies/reimplementations of cl functions.
-
-(defun ert-equal-including-properties (a b)
- "Return t if A and B have similar structure and contents.
-
-This is like `equal-including-properties' except that it compares
-the property values of text properties structurally (by
-recursing) rather than with `eq'. Perhaps this is what
-`equal-including-properties' should do in the first place; see
-Emacs bug 6581 at URL `https://debbugs.gnu.org/cgi/bugreport.cgi?bug=6581'."
- ;; This implementation is inefficient. Rather than making it
- ;; efficient, let's hope bug 6581 gets fixed so that we can delete
- ;; it altogether.
- (not (ert--explain-equal-including-properties a b)))
-
-
;;; Defining and locating tests.
;; The data structure that represents a test case.
@@ -218,11 +202,7 @@ it has to be wrapped in `(eval (quote ...))'.
`(:expected-result-type ,expected-result))
,@(when tags-supplied-p
`(:tags ,tags))
- :body (lambda ()
- ;; Use the value of `lexical-binding' in
- ;; the source file when evaluating the body.
- (let ((lexical-binding ,lexical-binding))
- ,@body))))
+ :body (lambda () ,@body)))
',name))))
(defvar ert--find-test-regexp
@@ -469,7 +449,7 @@ Errors during evaluation are caught and handled like nil."
(defun ert--explain-equal-rec (a b)
"Return a programmer-readable explanation of why A and B are not `equal'.
-Returns nil if they are."
+Return nil if they are."
(if (not (eq (type-of a) (type-of b)))
`(different-types ,a ,b)
(pcase a
@@ -602,14 +582,9 @@ If SUFFIXP is non-nil, returns a suffix of S, otherwise a prefix."
(t
(substring s 0 len)))))
-;; TODO(ohler): Once bug 6581 is fixed, rename this to
-;; `ert--explain-equal-including-properties-rec' and add a fast-path
-;; wrapper like `ert--explain-equal'.
-(defun ert--explain-equal-including-properties (a b)
- "Explainer function for `ert-equal-including-properties'.
-
-Returns a programmer-readable explanation of why A and B are not
-`ert-equal-including-properties', or nil if they are."
+(defun ert--explain-equal-including-properties-rec (a b)
+ "Return explanation of why A and B are not `equal-including-properties'.
+Return nil if they are."
(if (not (equal a b))
(ert--explain-equal a b)
(cl-assert (stringp a) t)
@@ -631,15 +606,17 @@ Returns a programmer-readable explanation of why A and B are not
,(ert--abbreviate-string
(substring-no-properties a (1+ i))
10 nil))))
- ;; TODO(ohler): Get `equal-including-properties' fixed in
- ;; Emacs, delete `ert-equal-including-properties', and
- ;; re-enable this assertion.
- ;;finally (cl-assert (equal-including-properties a b) t)
- )))
-(put 'ert-equal-including-properties
- 'ert-explainer
- 'ert--explain-equal-including-properties)
+ finally (cl-assert (equal-including-properties a b) t))))
+(defun ert--explain-equal-including-properties (a b)
+ "Explainer function for `equal-including-properties'."
+ ;; Do a quick comparison in C to avoid running our expensive
+ ;; comparison when possible.
+ (if (equal-including-properties a b)
+ nil
+ (ert--explain-equal-including-properties-rec a b)))
+(put 'equal-including-properties 'ert-explainer
+ 'ert--explain-equal-including-properties)
;;; Implementation of `ert-info'.
@@ -779,7 +756,8 @@ This mainly sets up debugger-related bindings."
;; handle ert errors. Once that's done, remove
;; `ert--should-signal-hook'. See Bug#24402 and Bug#11218 for
;; details.
- (let ((debugger (lambda (&rest args)
+ (let ((lexical-binding t)
+ (debugger (lambda (&rest args)
(ert--run-test-debugger test-execution-info
args)))
(debug-on-error t)
@@ -2665,9 +2643,135 @@ To be used in the ERT results buffer."
'ert--activate-font-lock-keywords)
nil)
+(defun ert-test-erts-file (file &optional transform)
+ "Parse FILE as a file containing before/after parts.
+TRANSFORM will be called to get from before to after."
+ (with-temp-buffer
+ (insert-file-contents file)
+ (let ((gen-specs (list (cons 'dummy t)
+ (cons 'code transform))))
+ ;; Find the start of a test.
+ (while (re-search-forward "^=-=\n" nil t)
+ (setq gen-specs (ert-test--erts-test gen-specs file))
+ ;; Search to the end of the test.
+ (re-search-forward "^=-=-=\n")))))
+
+(defun ert-test--erts-test (gen-specs file)
+ (let* ((file-buffer (current-buffer))
+ (specs (ert--erts-specifications (match-beginning 0)))
+ (name (cdr (assq 'name specs)))
+ (start-before (point))
+ (end-after (if (re-search-forward "^=-=-=\n" nil t)
+ (match-beginning 0)
+ (point-max)))
+ (skip (cdr (assq 'skip specs)))
+ end-before start-after
+ after after-point)
+ (unless name
+ (error "No name for test case"))
+ (if (and skip
+ (eval (car (read-from-string skip))))
+ ;; Skipping this test.
+ ()
+ ;; Do the test.
+ (goto-char end-after)
+ ;; We have a separate after section.
+ (if (re-search-backward "^=-=\n" start-before t)
+ (setq end-before (match-beginning 0)
+ start-after (match-end 0))
+ (setq end-before end-after
+ start-after start-before))
+ ;; Update persistent specs.
+ (when-let ((point-char (assq 'point-char specs)))
+ (setq gen-specs
+ (map-insert gen-specs 'point-char (cdr point-char))))
+ (when-let ((code (cdr (assq 'code specs))))
+ (setq gen-specs
+ (map-insert gen-specs 'code (car (read-from-string code)))))
+ ;; Get the "after" strings.
+ (with-temp-buffer
+ (insert-buffer-substring file-buffer start-after end-after)
+ (ert--erts-unquote)
+ ;; Remove the newline at the end of the buffer.
+ (when-let ((no-newline (cdr (assq 'no-after-newline specs))))
+ (goto-char (point-min))
+ (when (re-search-forward "\n\\'" nil t)
+ (delete-region (match-beginning 0) (match-end 0))))
+ ;; Get the expected "after" point.
+ (when-let ((point-char (cdr (assq 'point-char gen-specs))))
+ (goto-char (point-min))
+ (when (search-forward point-char nil t)
+ (delete-region (match-beginning 0) (match-end 0))
+ (setq after-point (point))))
+ (setq after (buffer-string)))
+ ;; Do the test.
+ (with-temp-buffer
+ (insert-buffer-substring file-buffer start-before end-before)
+ (ert--erts-unquote)
+ ;; Remove the newline at the end of the buffer.
+ (when-let ((no-newline (cdr (assq 'no-before-newline specs))))
+ (goto-char (point-min))
+ (when (re-search-forward "\n\\'" nil t)
+ (delete-region (match-beginning 0) (match-end 0))))
+ (goto-char (point-min))
+ ;; Place point in the specified place.
+ (when-let ((point-char (cdr (assq 'point-char gen-specs))))
+ (when (search-forward point-char nil t)
+ (delete-region (match-beginning 0) (match-end 0))))
+ (let ((code (cdr (assq 'code gen-specs))))
+ (unless code
+ (error "No code to run the transform"))
+ (funcall code))
+ (unless (equal (buffer-string) after)
+ (ert-fail (list (format "Mismatch in test \"%s\", file %s"
+ name file)
+ (buffer-string)
+ after)))
+ (when (and after-point
+ (not (= after-point (point))))
+ (ert-fail (list (format "Point wrong in test \"%s\", expected point %d, actual %d, file %s"
+ name
+ after-point (point)
+ file)
+ (buffer-string)))))))
+ ;; Return the new value of the general specifications.
+ gen-specs)
+
+(defun ert--erts-unquote ()
+ (goto-char (point-min))
+ (while (re-search-forward "^\\=-=\\(-=\\)$" nil t)
+ (delete-region (match-beginning 0) (1+ (match-beginning 0)))))
+
+(defun ert--erts-specifications (end)
+ "Find specifications before point (back to the previous test)."
+ (save-excursion
+ (goto-char end)
+ (goto-char
+ (if (re-search-backward "^=-=-=\n" nil t)
+ (match-end 0)
+ (point-min)))
+ (let ((specs nil))
+ (while (< (point) end)
+ (if (looking-at "\\([^ \n\t:]+\\):\\([ \t]+\\)?\\(.*\\)")
+ (let ((name (intern (downcase (match-string 1))))
+ (value (match-string 3)))
+ (forward-line 1)
+ (while (looking-at "[ \t]+\\(.*\\)")
+ (setq value (concat value (match-string 1)))
+ (forward-line 1))
+ (push (cons name (substring-no-properties value)) specs))
+ (forward-line 1)))
+ (nreverse specs))))
+
(defvar ert-unload-hook ())
(add-hook 'ert-unload-hook #'ert--unload-function)
+;;; Obsolete
+
+(define-obsolete-function-alias 'ert-equal-including-properties
+ #'equal-including-properties "29.1")
+(put 'ert-equal-including-properties 'ert-explainer
+ 'ert--explain-equal-including-properties)
(provide 'ert)
diff --git a/lisp/emacs-lisp/gv.el b/lisp/emacs-lisp/gv.el
index d6272a52469..ebcc63cc2a5 100644
--- a/lisp/emacs-lisp/gv.el
+++ b/lisp/emacs-lisp/gv.el
@@ -74,7 +74,7 @@
;; (defvar gv--macro-environment nil
;; "Macro expanders for generalized variables.")
-(define-error 'gv-invalid-place "%S is not a valid place expression")
+(define-error 'gv-invalid-place "Invalid place expression")
;;;###autoload
(defun gv-get (place do)
diff --git a/lisp/emacs-lisp/lisp-mode.el b/lisp/emacs-lisp/lisp-mode.el
index bb00a97f8e3..d90d0f5f6ac 100644
--- a/lisp/emacs-lisp/lisp-mode.el
+++ b/lisp/emacs-lisp/lisp-mode.el
@@ -29,6 +29,7 @@
;;; Code:
(eval-when-compile (require 'cl-lib))
+(eval-when-compile (require 'subr-x))
(defvar font-lock-comment-face)
(defvar font-lock-doc-face)
@@ -590,6 +591,8 @@ containing STARTPOS."
(defun lisp-string-after-doc-keyword-p (listbeg startpos)
"Return non-nil if `:documentation' symbol ends at STARTPOS inside a list.
+`:doc' can also be used.
+
LISTBEG is the position of the start of the innermost list
containing STARTPOS."
(and listbeg ; We are inside a Lisp form.
@@ -597,7 +600,7 @@ containing STARTPOS."
(goto-char startpos)
(ignore-errors
(progn (backward-sexp 1)
- (looking-at ":documentation\\_>"))))))
+ (looking-at ":documentation\\_>\\|:doc\\_>"))))))
(defun lisp-font-lock-syntactic-face-function (state)
"Return syntactic face function for the position represented by STATE.
@@ -1106,6 +1109,53 @@ is the buffer position of the start of the containing expression."
(t
normal-indent))))))
+(defun lisp--local-defform-body-p (state)
+ "Return non-nil when at local definition body according to STATE.
+STATE is the `parse-partial-sexp' state for current position."
+ (when-let ((start-of-innermost-containing-list (nth 1 state)))
+ (let* ((parents (nth 9 state))
+ (first-cons-after (cdr parents))
+ (second-cons-after (cdr first-cons-after))
+ first-order-parent second-order-parent)
+ (while second-cons-after
+ (when (= start-of-innermost-containing-list
+ (car second-cons-after))
+ (setq second-order-parent (pop parents)
+ first-order-parent (pop parents)
+ ;; Leave the loop.
+ second-cons-after nil))
+ (pop second-cons-after)
+ (pop parents))
+ (when second-order-parent
+ (let (local-definitions-starting-point)
+ (and (save-excursion
+ (goto-char (1+ second-order-parent))
+ (when-let ((head (ignore-errors
+ ;; FIXME: This does not distinguish
+ ;; between reading nil and a read error.
+ ;; We don't care but still, better fix this.
+ (read (current-buffer)))))
+ (when (memq head '( cl-flet cl-labels cl-macrolet cl-flet*
+ cl-symbol-macrolet))
+ ;; In what follows, we rely on (point) returning non-nil.
+ (setq local-definitions-starting-point
+ (progn
+ (parse-partial-sexp
+ (point) first-order-parent nil
+ ;; From docstring of `parse-partial-sexp':
+ ;; Fourth arg non-nil means stop
+ ;; when we come to any character
+ ;; that starts a sexp.
+ t)
+ (point))))))
+ (save-excursion
+ (when (ignore-errors
+ ;; We rely on `backward-up-list' working
+ ;; even when sexp is incomplete β€œto the right”.
+ (backward-up-list 2)
+ t)
+ (= local-definitions-starting-point (point))))))))))
+
(defun lisp-indent-function (indent-point state)
"This function is the normal value of the variable `lisp-indent-function'.
The function `calculate-lisp-indent' calls this to determine
@@ -1139,16 +1189,19 @@ Lisp function does not specify a special indentation."
(if (and (elt state 2)
(not (looking-at "\\sw\\|\\s_")))
;; car of form doesn't seem to be a symbol
- (progn
+ (if (lisp--local-defform-body-p state)
+ ;; We nevertheless check whether we are in flet-like form
+ ;; as we presume local function names could be non-symbols.
+ (lisp-indent-defform state indent-point)
(if (not (> (save-excursion (forward-line 1) (point))
calculate-lisp-indent-last-sexp))
- (progn (goto-char calculate-lisp-indent-last-sexp)
- (beginning-of-line)
- (parse-partial-sexp (point)
- calculate-lisp-indent-last-sexp 0 t)))
- ;; Indent under the list or under the first sexp on the same
- ;; line as calculate-lisp-indent-last-sexp. Note that first
- ;; thing on that line has to be complete sexp since we are
+ (progn (goto-char calculate-lisp-indent-last-sexp)
+ (beginning-of-line)
+ (parse-partial-sexp (point)
+ calculate-lisp-indent-last-sexp 0 t)))
+ ;; Indent under the list or under the first sexp on the same
+ ;; line as calculate-lisp-indent-last-sexp. Note that first
+ ;; thing on that line has to be complete sexp since we are
;; inside the innermost containing sexp.
(backward-prefix-chars)
(current-column))
@@ -1159,15 +1212,14 @@ Lisp function does not specify a special indentation."
'lisp-indent-function)
(get (intern-soft function) 'lisp-indent-hook)))
(cond ((or (eq method 'defun)
- (and (null method)
- (> (length function) 3)
- (string-match "\\`def" function)))
+ ;; Check whether we are in flet-like form.
+ (lisp--local-defform-body-p state))
(lisp-indent-defform state indent-point))
((integerp method)
(lisp-indent-specform method state
indent-point normal-indent))
(method
- (funcall method indent-point state)))))))
+ (funcall method indent-point state)))))))
(defcustom lisp-body-indent 2
"Number of columns to indent the second line of a `(def...)' form."
@@ -1235,6 +1287,13 @@ Lisp function does not specify a special indentation."
(put 'autoload 'lisp-indent-function 'defun) ;Elisp
(put 'progn 'lisp-indent-function 0)
+(put 'defvar 'lisp-indent-function 'defun)
+(put 'defalias 'lisp-indent-function 'defun)
+(put 'defvaralias 'lisp-indent-function 'defun)
+(put 'defconst 'lisp-indent-function 'defun)
+(put 'define-category 'lisp-indent-function 'defun)
+(put 'define-charset-internal 'lisp-indent-function 'defun)
+(put 'define-fringe-bitmap 'lisp-indent-function 'defun)
(put 'prog1 'lisp-indent-function 1)
(put 'save-excursion 'lisp-indent-function 0) ;Elisp
(put 'save-restriction 'lisp-indent-function 0) ;Elisp
diff --git a/lisp/emacs-lisp/memory-report.el b/lisp/emacs-lisp/memory-report.el
index 3166d33e029..450cdaa7a84 100644
--- a/lisp/emacs-lisp/memory-report.el
+++ b/lisp/emacs-lisp/memory-report.el
@@ -31,7 +31,7 @@
(require 'subr-x)
(require 'cl-lib)
-(defvar memory-report--type-size (make-hash-table))
+(defvar memory-report--type-size nil)
;;;###autoload
(defun memory-report ()
@@ -84,6 +84,7 @@ by counted more than once."
(gethash 'object memory-report--type-size)))
(defun memory-report--set-size (elems)
+ (setq memory-report--type-size (make-hash-table))
(setf (gethash 'string memory-report--type-size)
(cadr (assq 'strings elems)))
(setf (gethash 'cons memory-report--type-size)
@@ -282,7 +283,7 @@ by counted more than once."
buffers)
do (insert (memory-report--format size)
" "
- (button-buttonize
+ (buttonize
(buffer-name buffer)
#'memory-report--buffer-details buffer)
"\n"))
diff --git a/lisp/emacs-lisp/package.el b/lisp/emacs-lisp/package.el
index 2c37e19980d..08dfe504d27 100644
--- a/lisp/emacs-lisp/package.el
+++ b/lisp/emacs-lisp/package.el
@@ -714,6 +714,7 @@ REQUIREMENTS is a list of dependencies on other packages.
where OTHER-VERSION is a string.
EXTRA-PROPERTIES is currently unused."
+ (declare (indent defun))
;; FIXME: Placeholder! Should we keep it?
(error "Don't call me!"))
@@ -757,47 +758,47 @@ PKG-DESC is a `package-desc' object."
(format "%s-autoloads" (package-desc-name pkg-desc))
(package-desc-dir pkg-desc)))
-(defun package--activate-autoloads-and-load-path (pkg-desc)
- "Load the autoloads file and add package dir to `load-path'.
-PKG-DESC is a `package-desc' object."
- (let* ((old-lp load-path)
- (pkg-dir (package-desc-dir pkg-desc))
- (pkg-dir-dir (file-name-as-directory pkg-dir)))
- (with-demoted-errors "Error loading autoloads: %s"
- (load (package--autoloads-file-name pkg-desc) nil t))
- (when (and (eq old-lp load-path)
- (not (or (member pkg-dir load-path)
- (member pkg-dir-dir load-path))))
- ;; Old packages don't add themselves to the `load-path', so we have to
- ;; do it ourselves.
- (push pkg-dir load-path))))
-
(defvar Info-directory-list)
(declare-function info-initialize "info" ())
(defvar package--quickstart-pkgs t
"If set to a list, we're computing the set of pkgs to activate.")
-(defun package--load-files-for-activation (pkg-desc reload)
- "Load files for activating a package given by PKG-DESC.
-Load the autoloads file, and ensure `load-path' is setup. If
-RELOAD is non-nil, also load all files in the package that
-correspond to previously loaded files."
- (let* ((loaded-files-list
- (when reload
- (package--list-loaded-files (package-desc-dir pkg-desc)))))
- ;; Add to load path, add autoloads, and activate the package.
- (package--activate-autoloads-and-load-path pkg-desc)
- ;; Call `load' on all files in `package-desc-dir' already present in
- ;; `load-history'. This is done so that macros in these files are updated
- ;; to their new definitions. If another package is being installed which
- ;; depends on this new definition, not doing this update would cause
- ;; compilation errors and break the installation.
- (with-demoted-errors "Error in package--load-files-for-activation: %s"
- (mapc (lambda (feature) (load feature nil t))
- ;; Skip autoloads file since we already evaluated it above.
- (remove (file-truename (package--autoloads-file-name pkg-desc))
- loaded-files-list)))))
+(defsubst package--library-stem (file)
+ (catch 'done
+ (let (result)
+ (dolist (suffix (get-load-suffixes) file)
+ (setq result (string-trim file nil suffix))
+ (unless (equal file result)
+ (throw 'done result))))))
+
+(defun package--reload-previously-loaded (pkg-desc)
+ "Force reimportation of files in PKG-DESC already present in `load-history'.
+New editions of files contain macro definitions and
+redefinitions, the overlooking of which would cause
+byte-compilation of the new package to fail."
+ (with-demoted-errors "Error in package--load-files-for-activation: %s"
+ (let* (result
+ (dir (package-desc-dir pkg-desc))
+ (load-path-sans-dir
+ (cl-remove-if (apply-partially #'string= dir)
+ (or (bound-and-true-p find-function-source-path)
+ load-path)))
+ (files (directory-files-recursively dir "\\`[^\\.].*\\.el\\'"))
+ (history (mapcar #'file-truename
+ (cl-remove-if-not #'stringp
+ (mapcar #'car load-history)))))
+ (dolist (file files)
+ (when-let ((library (package--library-stem
+ (file-relative-name file dir)))
+ (canonical (locate-library library nil load-path-sans-dir))
+ (found (member (file-truename canonical) history))
+ (recent-index (length found)))
+ (unless (equal (file-name-base library)
+ (format "%s-autoloads" (package-desc-name pkg-desc)))
+ (push (cons (expand-file-name library dir) recent-index) result))))
+ (mapc (lambda (c) (load (car c) nil t))
+ (sort result (lambda (x y) (< (cdr x) (cdr y))))))))
(defun package-activate-1 (pkg-desc &optional reload deps)
"Activate package given by PKG-DESC, even if it was already active.
@@ -824,7 +825,11 @@ correspond to previously loaded files (those returned by
(if (listp package--quickstart-pkgs)
;; We're only collecting the set of packages to activate!
(push pkg-desc package--quickstart-pkgs)
- (package--load-files-for-activation pkg-desc reload))
+ (when reload
+ (package--reload-previously-loaded pkg-desc))
+ (with-demoted-errors "Error loading autoloads: %s"
+ (load (package--autoloads-file-name pkg-desc) nil t))
+ (add-to-list 'load-path (directory-file-name pkg-dir)))
;; Add info node.
(when (file-exists-p (expand-file-name "dir" pkg-dir))
;; FIXME: not the friendliest, but simple.
@@ -835,48 +840,6 @@ correspond to previously loaded files (those returned by
;; Don't return nil.
t)))
-(defun package--files-load-history ()
- (delq nil
- (mapcar (lambda (x)
- (let ((f (car x)))
- (and (stringp f)
- (file-name-sans-extension (file-truename f)))))
- load-history)))
-
-(defun package--list-of-conflicts (dir history)
- (require 'find-func)
- (declare-function find-library-name "find-func" (library))
- (delq
- nil
- (mapcar
- (lambda (x) (let* ((file (file-relative-name x dir))
- ;; Previously loaded file, if any.
- (previous
- (ignore-error file-error ;"Can't find library"
- (file-name-sans-extension
- (file-truename (find-library-name file)))))
- (pos (when previous (member previous history))))
- ;; Return (RELATIVE-FILENAME . HISTORY-POSITION)
- (when pos
- (cons (file-name-sans-extension file) (length pos)))))
- (directory-files-recursively dir "\\`[^\\.].*\\.el\\'"))))
-
-(defun package--list-loaded-files (dir)
- "Recursively list all files in DIR which correspond to loaded features.
-Returns the `file-name-sans-extension' of each file, relative to
-DIR, sorted by most recently loaded last."
- (let* ((history (package--files-load-history))
- (dir (file-truename dir))
- ;; List all files that have already been loaded.
- (list-of-conflicts (package--list-of-conflicts dir history)))
- ;; Turn the list of (FILENAME . POS) back into a list of features. Files in
- ;; subdirectories are returned relative to DIR (so not actually features).
- (let ((default-directory (file-name-as-directory dir)))
- (mapcar (lambda (x) (file-truename (car x)))
- (sort list-of-conflicts
- ;; Sort the files by ascending HISTORY-POSITION.
- (lambda (x y) (< (cdr x) (cdr y))))))))
-
;;;; `package-activate'
(defun package--get-activatable-pkg (pkg-name)
@@ -995,7 +958,7 @@ untar into a directory named DIR; otherwise, signal an error."
(package--native-compile-async new-desc))
;; After compilation, load again any files loaded by
;; `activate-1', so that we use the byte-compiled definitions.
- (package--load-files-for-activation new-desc :reload)))
+ (package--reload-previously-loaded new-desc)))
pkg-dir))
(defun package-generate-description-file (pkg-desc pkg-file)
@@ -2488,6 +2451,15 @@ The description is read from the installed package files."
(format "%s.el" (package-desc-name desc)) srcdir))
"")))
+(defun package--describe-add-library-links ()
+ "Add links to library names in package description."
+ (while (re-search-forward "\\<\\([-[:alnum:]]+\\.el\\)\\>" nil t)
+ (if (locate-library (match-string 1))
+ (make-text-button (match-beginning 1) (match-end 1)
+ 'xref (match-string-no-properties 1)
+ 'help-echo "Read this file's commentary"
+ :type 'package--finder-xref))))
+
(defun describe-package-1 (pkg)
"Insert the package description for PKG.
Helper function for `describe-package'."
@@ -2714,6 +2686,9 @@ Helper function for `describe-package'."
t)
(insert (or readme-string
"This package does not provide a description.")))))
+ ;; Make library descriptions into links.
+ (goto-char start-of-description)
+ (package--describe-add-library-links)
;; Make URLs in the description into links.
(goto-char start-of-description)
(browse-url-add-buttons))))
@@ -2759,6 +2734,15 @@ function is a convenience wrapper used by `describe-package-1'."
(apply #'insert-text-button button-text 'face button-face 'follow-link t
properties)))
+(defun package--finder-goto-xref (button)
+ "Jump to a Lisp file for the BUTTON at point."
+ (let* ((file (button-get button 'xref))
+ (lib (locate-library file)))
+ (if lib (finder-commentary lib)
+ (message "Unable to locate `%s'" file))))
+
+(define-button-type 'package--finder-xref 'action #'package--finder-goto-xref)
+
(defun package--print-email-button (recipient)
"Insert a button whose action will send an email to RECIPIENT.
NAME should have the form (FULLNAME . EMAIL) where FULLNAME is
@@ -4195,6 +4179,7 @@ activations need to be changed, such as when `package-load-list' is modified."
(replace-match (if (match-end 1) "" pfile) t t)))
(unless (bolp) (insert "\n"))
(insert ")\n")))
+ (pp `(defvar package-activated-list) (current-buffer))
(pp `(setq package-activated-list
(append ',(mapcar #'package-desc-name package--quickstart-pkgs)
package-activated-list))
@@ -4212,6 +4197,7 @@ activations need to be changed, such as when `package-load-list' is modified."
;; Local\sVariables:
;; version-control: never
;; no-update-autoloads: t
+;; byte-compile-warnings: (not make-local)
;; End:
"))
;; FIXME: Do it asynchronously in an Emacs subprocess, and
diff --git a/lisp/emacs-lisp/pp.el b/lisp/emacs-lisp/pp.el
index 0bf774dffd8..8464b5a5198 100644
--- a/lisp/emacs-lisp/pp.el
+++ b/lisp/emacs-lisp/pp.el
@@ -33,22 +33,43 @@
(defcustom pp-escape-newlines t
"Value of `print-escape-newlines' used by pp-* functions."
+ :type 'boolean)
+
+(defcustom pp-max-width t
+ "Max width to use when formatting.
+If nil, there's no max width. If t, use the window width.
+Otherwise this should be a number."
+ :type '(choice (const :tag "none" nil)
+ (const :tag "window width" t)
+ number)
+ :version "29.1")
+
+(defcustom pp-use-max-width nil
+ "If non-nil, `pp'-related functions will try to fold lines.
+The target width is given by the `pp-max-width' variable."
:type 'boolean
- :group 'pp)
+ :version "29.1")
+
+(defvar pp--inhibit-function-formatting nil)
;;;###autoload
(defun pp-to-string (object)
"Return a string containing the pretty-printed representation of OBJECT.
OBJECT can be any Lisp object. Quoting characters are used as needed
to make output that `read' can handle, whenever this is possible."
- (with-temp-buffer
- (lisp-mode-variables nil)
- (set-syntax-table emacs-lisp-mode-syntax-table)
- (let ((print-escape-newlines pp-escape-newlines)
- (print-quoted t))
- (prin1 object (current-buffer)))
- (pp-buffer)
- (buffer-string)))
+ (if pp-use-max-width
+ (let ((pp--inhibit-function-formatting t))
+ (with-temp-buffer
+ (pp-emacs-lisp-code object)
+ (buffer-string)))
+ (with-temp-buffer
+ (lisp-mode-variables nil)
+ (set-syntax-table emacs-lisp-mode-syntax-table)
+ (let ((print-escape-newlines pp-escape-newlines)
+ (print-quoted t))
+ (prin1 object (current-buffer)))
+ (pp-buffer)
+ (buffer-string))))
;;;###autoload
(defun pp-buffer ()
@@ -56,7 +77,6 @@ to make output that `read' can handle, whenever this is possible."
(interactive)
(goto-char (point-min))
(while (not (eobp))
- ;; (message "%06d" (- (point-max) (point)))
(cond
((ignore-errors (down-list 1) t)
(save-excursion
@@ -82,11 +102,21 @@ to make output that `read' can handle, whenever this is possible."
"Output the pretty-printed representation of OBJECT, any Lisp object.
Quoting characters are printed as needed to make output that `read'
can handle, whenever this is possible.
+
+This function does not apply special formatting rules for Emacs
+Lisp code. See `pp-emacs-lisp-code' instead.
+
+By default, this function won't limit the line length of lists
+and vectors. Bind `pp-use-max-width' to a non-nil value to do so.
+
Output stream is STREAM, or value of `standard-output' (which see)."
(princ (pp-to-string object) (or stream standard-output)))
-(defun pp-display-expression (expression out-buffer-name)
+;;;###autoload
+(defun pp-display-expression (expression out-buffer-name &optional lisp)
"Prettify and display EXPRESSION in an appropriate way, depending on length.
+If LISP, format with `pp-emacs-lisp-code'; use `pp' otherwise.
+
If a temporary buffer is needed for representation, it will be named
after OUT-BUFFER-NAME."
(let* ((old-show-function temp-buffer-show-function)
@@ -110,11 +140,13 @@ after OUT-BUFFER-NAME."
(select-window window)
(run-hooks 'temp-buffer-show-hook))
(when (window-live-p old-selected)
- (select-window old-selected))
- (message "See buffer %s." out-buffer-name)))
+ (select-window old-selected))))
(message "%s" (buffer-substring (point-min) (point))))))))
(with-output-to-temp-buffer out-buffer-name
- (pp expression)
+ (if lisp
+ (with-current-buffer standard-output
+ (pp-emacs-lisp-code expression))
+ (pp expression))
(with-current-buffer standard-output
(emacs-lisp-mode)
(setq buffer-read-only nil)
@@ -179,6 +211,188 @@ Ignores leading comment characters."
(insert (pp-to-string (macroexpand-1 (pp-last-sexp))))
(pp-macroexpand-expression (pp-last-sexp))))
+;;;###autoload
+(defun pp-emacs-lisp-code (sexp)
+ "Insert SEXP into the current buffer, formatted as Emacs Lisp code.
+Use the `pp-max-width' variable to control the desired line length."
+ (require 'edebug)
+ (let ((obuf (current-buffer)))
+ (with-temp-buffer
+ (emacs-lisp-mode)
+ (pp--insert-lisp sexp)
+ (insert "\n")
+ (goto-char (point-min))
+ (indent-sexp)
+ (while (re-search-forward " +$" nil t)
+ (replace-match ""))
+ (insert-into-buffer obuf))))
+
+(defun pp--insert-lisp (sexp)
+ (cl-case (type-of sexp)
+ (vector (pp--format-vector sexp))
+ (cons (cond
+ ((consp (cdr sexp))
+ (if (and (length= sexp 2)
+ (eq (car sexp) 'quote))
+ (cond
+ ((symbolp (cadr sexp))
+ (let ((print-quoted t))
+ (prin1 sexp (current-buffer))))
+ ((consp (cadr sexp))
+ (insert "'")
+ (pp--format-list (cadr sexp)
+ (set-marker (make-marker) (1- (point))))))
+ (pp--format-list sexp)))
+ (t
+ (princ sexp (current-buffer)))))
+ ;; Print some of the smaller integers as characters, perhaps?
+ (integer
+ (if (<= ?0 sexp ?z)
+ (let ((print-integers-as-characters t))
+ (princ sexp (current-buffer)))
+ (princ sexp (current-buffer))))
+ (string
+ (let ((print-escape-newlines t))
+ (prin1 sexp (current-buffer))))
+ (otherwise (princ sexp (current-buffer)))))
+
+(defun pp--format-vector (sexp)
+ (insert "[")
+ (cl-loop for i from 0
+ for element across sexp
+ do (pp--insert (and (> i 0) " ") element))
+ (insert "]"))
+
+(defun pp--format-list (sexp &optional start)
+ (if (and (symbolp (car sexp))
+ (not pp--inhibit-function-formatting)
+ (not (keywordp (car sexp))))
+ (pp--format-function sexp)
+ (insert "(")
+ (pp--insert start (pop sexp))
+ (while sexp
+ (pp--insert " " (pop sexp)))
+ (insert ")")))
+
+(defun pp--format-function (sexp)
+ (let* ((sym (car sexp))
+ (edebug (get sym 'edebug-form-spec))
+ (indent (get sym 'lisp-indent-function))
+ (doc (get sym 'doc-string-elt)))
+ (when (eq indent 'defun)
+ (setq indent 2))
+ ;; We probably want to keep all the elements before the doc string
+ ;; on a single line.
+ (when doc
+ (setq indent (1- doc)))
+ ;; Special-case closures -- these shouldn't really exist in actual
+ ;; source code, so there's no indentation information. But make
+ ;; them output slightly better.
+ (when (and (not indent)
+ (eq sym 'closure))
+ (setq indent 0))
+ (pp--insert "(" sym)
+ (pop sexp)
+ ;; Get the first entries on the first line.
+ (if indent
+ (pp--format-definition sexp indent edebug)
+ (let ((prev 0))
+ (while sexp
+ (let ((start (point)))
+ ;; Don't put sexps on the same line as a multi-line sexp
+ ;; preceding it.
+ (pp--insert (if (> prev 1) "\n" " ")
+ (pop sexp))
+ (setq prev (count-lines start (point)))))))
+ (insert ")")))
+
+(defun pp--format-definition (sexp indent edebug)
+ (while (and (cl-plusp indent)
+ sexp)
+ (insert " ")
+ ;; We don't understand all the edebug specs.
+ (unless (consp edebug)
+ (setq edebug nil))
+ (if (and (consp (car edebug))
+ (eq (caar edebug) '&rest))
+ (pp--insert-binding (pop sexp))
+ (if (null (car sexp))
+ (insert "()")
+ (pp--insert-lisp (car sexp)))
+ (pop sexp))
+ (pop edebug)
+ (cl-decf indent))
+ (when (stringp (car sexp))
+ (insert "\n")
+ (prin1 (pop sexp) (current-buffer)))
+ ;; Then insert the rest with line breaks before each form.
+ (while sexp
+ (insert "\n")
+ (if (keywordp (car sexp))
+ (progn
+ (pp--insert-lisp (pop sexp))
+ (when sexp
+ (pp--insert " " (pop sexp))))
+ (pp--insert-lisp (pop sexp)))))
+
+(defun pp--insert-binding (sexp)
+ (insert "(")
+ (while sexp
+ (if (consp (car sexp))
+ ;; Newlines after each (...) binding.
+ (progn
+ (pp--insert-lisp (car sexp))
+ (when (cdr sexp)
+ (insert "\n")))
+ ;; Keep plain symbols on the same line.
+ (pp--insert " " (car sexp)))
+ (pop sexp))
+ (insert ")"))
+
+(defun pp--insert (delim &rest things)
+ (let ((start (if (markerp delim)
+ (prog1
+ delim
+ (setq delim nil))
+ (point-marker))))
+ (when delim
+ (insert delim))
+ (dolist (thing things)
+ (pp--insert-lisp thing))
+ ;; We need to indent what we have so far to see if we have to fold.
+ (pp--indent-buffer)
+ (when (> (current-column) (pp--max-width))
+ (save-excursion
+ (goto-char start)
+ (unless (looking-at "[ \t]+$")
+ (insert "\n"))
+ (pp--indent-buffer)
+ (goto-char (point-max))
+ ;; If we're still too wide, then go up one step and try to
+ ;; insert a newline there.
+ (when (> (current-column) (pp--max-width))
+ (condition-case ()
+ (backward-up-list 1)
+ (:success (when (looking-back " " 2)
+ (insert "\n")))
+ (error nil)))))))
+
+(defun pp--max-width ()
+ (cond ((numberp pp-max-width)
+ pp-max-width)
+ ((null pp-max-width)
+ most-positive-fixnum)
+ ((eq pp-max-width t)
+ (window-width))
+ (t
+ (error "Invalid pp-max-width value: %s" pp-max-width))))
+
+(defun pp--indent-buffer ()
+ (goto-char (point-min))
+ (while (not (eobp))
+ (lisp-indent-line)
+ (forward-line 1)))
+
(provide 'pp) ; so (require 'pp) works
;;; pp.el ends here
diff --git a/lisp/emacs-lisp/shortdoc.el b/lisp/emacs-lisp/shortdoc.el
index 17ac3e471c0..a9f548b104e 100644
--- a/lisp/emacs-lisp/shortdoc.el
+++ b/lisp/emacs-lisp/shortdoc.el
@@ -71,6 +71,7 @@ string, it'll be inserted as is, then the string will be `read',
and then evaluated.
There can be any number of :example/:result elements."
+ (declare (indent defun))
`(progn
(setq shortdoc--groups (delq (assq ',group shortdoc--groups)
shortdoc--groups))
@@ -158,6 +159,8 @@ There can be any number of :example/:result elements."
:eval (split-string-and-unquote "foo \"bar zot\""))
(split-string-shell-command
:eval (split-string-shell-command "ls /tmp/'foo bar'"))
+ (string-glyph-split
+ :eval (string-glyph-split "Hello, πŸ‘ΌπŸ»πŸ§‘πŸΌβ€πŸ€β€πŸ§‘πŸ»"))
(string-lines
:eval (string-lines "foo\n\nbar")
:eval (string-lines "foo\n\nbar" t))
@@ -241,7 +244,14 @@ There can be any number of :example/:result elements."
:eval (number-to-string 42))
"Data About Strings"
(length
- :eval (length "foo"))
+ :eval (length "foo")
+ :eval (length "avocado: πŸ₯‘"))
+ (string-width
+ :eval (string-width "foo")
+ :eval (string-width "avocado: πŸ₯‘"))
+ (string-pixel-width
+ :eval (string-pixel-width "foo")
+ :eval (string-pixel-width "avocado: πŸ₯‘"))
(string-search
:eval (string-search "bar" "foobarzot"))
(assoc-string
@@ -271,6 +281,9 @@ There can be any number of :example/:result elements."
:eval (file-name-base "/tmp/foo.txt"))
(file-relative-name
:eval (file-relative-name "/tmp/foo" "/tmp"))
+ (file-name-split
+ :eval (file-name-split "/tmp/foo")
+ :eval (file-name-split "foo/bar"))
(make-temp-name
:eval (make-temp-name "/tmp/foo-"))
(file-name-concat
@@ -348,6 +361,9 @@ There can be any number of :example/:result elements."
(file-newer-than-file-p
:no-eval (file-newer-than-file-p "/tmp/foo" "/tmp/bar")
:eg-result nil)
+ (file-has-changed-p
+ :no-eval (file-has-changed-p "/tmp/foo")
+ :eg-result t)
(file-equal-p
:no-eval (file-equal-p "/tmp/foo" "/tmp/bar")
:eg-result nil)
diff --git a/lisp/emacs-lisp/subr-x.el b/lisp/emacs-lisp/subr-x.el
index 788cd0f34bf..f336799040f 100644
--- a/lisp/emacs-lisp/subr-x.el
+++ b/lisp/emacs-lisp/subr-x.el
@@ -208,7 +208,9 @@ The variable list SPEC is the same as in `if-let'."
(string= string ""))
(defsubst string-join (strings &optional separator)
- "Join all STRINGS using SEPARATOR."
+ "Join all STRINGS using SEPARATOR.
+Optional argument SEPARATOR must be a string, a vector, or a list of
+characters; nil stands for the empty string."
(mapconcat #'identity strings separator))
(define-obsolete-function-alias 'string-reverse 'reverse "25.1")
@@ -400,6 +402,68 @@ as the new values of the bound variables in the recursive invocation."
(cl-labels ((,name ,fargs . ,body)) #',name)
. ,aargs)))
+(defmacro with-memoization (place &rest code)
+ "Return the value of CODE and stash it in PLACE.
+If PLACE's value is non-nil, then don't bother evaluating CODE
+and return the value found in PLACE instead."
+ (declare (indent 1) (debug (gv-place body)))
+ (gv-letplace (getter setter) place
+ `(or ,getter
+ ,(macroexp-let2 nil val (macroexp-progn code)
+ `(progn
+ ,(funcall setter val)
+ ,val)))))
+
+;;;###autoload
+(defun ensure-empty-lines (&optional lines)
+ "Ensure that there are LINES number of empty lines before point.
+If LINES is nil or omitted, ensure that there is a single empty
+line before point.
+
+If called interactively, LINES is given by the prefix argument.
+
+If there are more than LINES empty lines before point, the number
+of empty lines is reduced to LINES.
+
+If point is not at the beginning of a line, a newline character
+is inserted before adjusting the number of empty lines."
+ (interactive "p")
+ (unless (bolp)
+ (insert "\n"))
+ (let ((lines (or lines 1))
+ (start (save-excursion
+ (if (re-search-backward "[^\n]" nil t)
+ (+ (point) 2)
+ (point-min)))))
+ (cond
+ ((> (- (point) start) lines)
+ (delete-region (point) (- (point) (- (point) start lines))))
+ ((< (- (point) start) lines)
+ (insert (make-string (- lines (- (point) start)) ?\n))))))
+
+;;;###autoload
+(defun string-pixel-width (string)
+ "Return the width of STRING in pixels."
+ (with-temp-buffer
+ (insert string)
+ (car (window-text-pixel-size
+ (current-buffer) (point-min) (point)))))
+
+;;;###autoload
+(defun string-glyph-split (string)
+ "Split STRING into a list of strings representing separate glyphs.
+This takes into account combining characters and grapheme clusters."
+ (let ((result nil)
+ (start 0)
+ comp)
+ (while (< start (length string))
+ (if (setq comp (find-composition-internal start nil string nil))
+ (progn
+ (push (substring string (car comp) (cadr comp)) result)
+ (setq start (cadr comp)))
+ (push (substring string start (1+ start)) result)
+ (setq start (1+ start))))
+ (nreverse result)))
(provide 'subr-x)
diff --git a/lisp/emacs-lisp/tabulated-list.el b/lisp/emacs-lisp/tabulated-list.el
index 0ae355e5917..8f6c655dbef 100644
--- a/lisp/emacs-lisp/tabulated-list.el
+++ b/lisp/emacs-lisp/tabulated-list.el
@@ -115,16 +115,25 @@ where:
This should be either a function, or a list.
If a list, each element has the form (ID [DESC1 ... DESCN]),
where:
+
- ID is nil, or a Lisp object uniquely identifying this entry,
which is used to keep the cursor on the \"same\" entry when
rearranging the list. Comparison is done with `equal'.
- Each DESC is a column descriptor, one for each column
- specified in `tabulated-list-format'. A descriptor is either
- a string, which is printed as-is, or a list (LABEL . PROPS),
- which means to use `insert-text-button' to insert a text
- button with label LABEL and button properties PROPS.
- The string, or button label, must not contain any newline.
+ specified in `tabulated-list-format'. The descriptor DESC is
+ one of:
+
+ - A string, which is printed as-is, and must not contain any
+ newlines.
+
+ - An image descriptor (a list), which is used to insert an
+ image (see Info node `(elisp) Image Descriptors').
+
+ - A list (LABEL . PROPS), which means to use
+ `insert-text-button' to insert a text button with label
+ LABEL and button properties PROPS. LABEL must not contain
+ any newlines.
If `tabulated-list-entries' is a function, it is called with no
arguments and must return a list of the above form.")
@@ -547,7 +556,9 @@ Return the column number after insertion."
(props (nthcdr 3 format))
(pad-right (or (plist-get props :pad-right) 1))
(right-align (plist-get props :right-align))
- (label (if (stringp col-desc) col-desc (car col-desc)))
+ (label (cond ((stringp col-desc) col-desc)
+ ((eq (car col-desc) 'image) " ")
+ (t (car col-desc))))
(label-width (string-width label))
(help-echo (concat (car format) ": " label))
(opoint (point))
@@ -571,11 +582,15 @@ Return the column number after insertion."
'display `(space :align-to ,(+ x shift))))
(setq width (- width shift))
(setq x (+ x shift))))
- (if (stringp col-desc)
- (insert (if (get-text-property 0 'help-echo label)
- label
- (propertize label 'help-echo help-echo)))
- (apply 'insert-text-button label (cdr col-desc)))
+ (cond ((stringp col-desc)
+ (insert (if (get-text-property 0 'help-echo label)
+ label
+ (propertize label 'help-echo help-echo))))
+ ((eq (car col-desc) 'image)
+ (insert (propertize " "
+ 'display col-desc
+ 'help-echo help-echo)))
+ ((apply 'insert-text-button label (cdr col-desc))))
(let ((next-x (+ x pad-right width)))
;; No need to append any spaces if this is the last column.
(when not-last-col