(icomplete-pre-command-hook, icomplete-post-command-hook): Remove those
vars and replace them with functions.
(icomplete-minibuffer-setup): Adjust accordingly.
(icomplete--completion-table, icomplete--completion-predicate)
(icomplete--field-string, icomplete--field-beg, icomplete--field-end):
New functions.
(icomplete-forward-completions, icomplete-backward-completions)
(icomplete-simple-completing-p, icomplete-exhibit)
(icomplete-completions): Use them.
(icomplete--in-region-buffer): New var.
(icomplete--in-region-setup): New function.
(icomplete-mode): Use it.
rather than other way around.
(completion--some, completion-pcm--find-all-completions):
Don't delay signals when debugging.
(minibuffer-completion-contents): Beware fields within the
minibuffer contents.
(completion-all-sorted-completions): Use defvar-local.
(completion--do-completion, completion--cache-all-sorted-completions)
(completion-all-sorted-completions, minibuffer-force-complete):
Add args `beg' and `end'.
(completion--in-region-1): New fun, extracted from minibuffer-complete.
(minibuffer-complete): Use completion-in-region.
(completion-complete-and-exit): New fun, extracted from
minibuffer-complete-and-exit.
(minibuffer-complete-and-exit): Use it.
(completion--complete-and-exit): Rename from
minibuffer--complete-and-exit.
(completion-in-region--single-word): New function, extracted from
minibuffer-complete-word.
(minibuffer-complete-word): Use it.
(display-completion-list): Make `common-substring' argument obsolete.
(completion--in-region): Call completion--in-region-1 instead of
minibuffer-complete.
(completion-help-at-point): Pass boundaries to
minibuffer-completion-help as args rather than via an overlay.
(completion-pcm--string->pattern): Use `any-delim'.
(completion-pcm--optimize-pattern): New function.
(completion-pcm--pattern->regex): Handle `any-delim'.
* lisp/icomplete.el (icomplete-forward-completions)
(icomplete-backward-completions, icomplete-completions):
Adjust calls to completion-all-sorted-completions and
completion--cache-all-sorted-completions.
(icomplete-with-completion-tables): Default to t.
* lisp/emacs-lisp/crm.el (crm--current-element): Rename from
crm--select-current-element. Don't put an overlay but return the
boundaries instead.
(crm--completion-command): Take two new args to bind to the boundaries.
(crm-completion-help): Adjust accordingly.
(crm-complete): Use completion-in-region.
(crm-complete-word): Use completion-in-region--single-word.
(crm-complete-and-exit): Use completion-complete-and-exit.
Move before completion--in-region, for eager macro expansion.
Somehow, this avoids an eager macro expansion failure present during
bootstrap since ~ 2013-04-17.
* lisp/simple.el (filter-buffer-substring-function): New hook.
(filter-buffer-substring): Use it.
(filter-buffer-substring-functions): Mark obsolete.
* lisp/minibuffer.el (completion-in-region-function): New hook.
(completion-in-region): Use it.
(completion-in-region-functions): Mark obsolete.
* lisp/mail/mailabbrev.el (mail-abbrevs-setup): Use abbrev-expand-function.
* lisp/abbrev.el (abbrev-expand-function): New hook.
(expand-abbrev): Use it.
(abbrev-expand-functions): Mark obsolete.
* lisp/emacs-lisp/nadvice.el (advice--where-alist): Add :filter-args
and :filter-return.
* lisp/org/org-agenda.el (org-agenda-mode):
* lisp/org/org-indent.el (org-indent-mode): Use the `local' arg of
add-hook/remove-hook.
completion tables when completing error conditions and
`declare' arguments.
(lisp-complete-symbol, field-complete): Mark as obsolete.
(check-parens): Unmatched parens are user errors.
* lisp/minibuffer.el (minibuffer-completion-contents): Mark as obsolete.
a *Completions* that's been iconified.
(minibuffer-force-complete): Make sure repetitions do cycle when going
through completion-in-region -> minibuffer-complete.
* lisp/minibuffer.el (completions-first-difference): State that the
face is "added" in the docstring.
(completions-common-part): Same. And don't inherit from default.
(completion-hilit-commonality): Prepend 'completions-common-part
and 'completion-first-difference faces to the 'face property,
instead of replacing the value(s).
(completion--insert-strings): Same with 'completions-annotations face.
(completion-hilit-commonality): Use 'face instead of
'font-lock-face, because it gets priority if the completion
strings already have 'face set.
Fixes: debbugs:13250
(icomplete-show-key-bindings): Remove custom var.
(icomplete-get-keys): Remove function.
(icomplete-forward-completions, icomplete-backward-completions):
New commands.
(icomplete-minibuffer-map): New var.
(icomplete-minibuffer-setup): Use it.
(icomplete-exhibit): Don't delay if the list of completions is known.
(icomplete-separator): New custom.
(icomplete-completions): Use it.
* lisp/minibuffer.el (completion-all-sorted-completions): Delete duplicates.
(minibuffer-force-complete-and-exit): New command.
(minibuffer--complete-and-exit): New function extracted from
minibuffer-complete-and-exit.
(minibuffer-complete-and-exit): Use it.
(completion--cache-all-sorted-completions)
(completion--flush-all-sorted-completions): Use it.
(completion-in-region, completion-in-region--postch)
(completion-at-point, completion-help-at-point): Use markers in
completion-in-region--data.
Fixes: debbugs:12619
(minibuffer--double-dollars): Preserve properties.
(completion--sifn-requote): New function.
(completion--file-name-table): Rewrite using it and c-t-with-quoting.
(completion-table-with-quoting, completion-table-subvert): New funs.
(completion--twq-try, completion--twq-all): New functions.
(completion--nth-completion): New function.
(completion-try-completion, completion-all-completions): Use it.
