;;; init-minibuffer.el --- Minibuffer Completion Configuration File -*- lexical-binding: t -*-
;;; Commentary:
;; Config for completion etc in the minibuffer (vertico, embark, consult, etc)
;; Most of it is taken from the READMEs and wikis of those packages.
;; Relies on orderless config in init-completion.el
;;; Code:
(use-package emacs
:init
;; Do not allow the cursor in the minibuffer prompt
(setq minibuffer-prompt-properties
'(read-only t cursor-intangible t face minibuffer-prompt))
(add-hook 'minibuffer-setup-hook #'cursor-intangible-mode)
(setq enable-recursive-minibuffers t)
(minibuffer-depth-indicate-mode t)
;; Add prompt indicator to `completing-read-multiple'.
;; We display [CRM<separator>], e.g., [CRM,] if the separator is a comma.
(defun crm-indicator (args)
(cons (format "[CRM%s] %s"
(replace-regexp-in-string
"\\`\\[.*?]\\*\\|\\[.*?]\\*\\'" ""
crm-separator)
(car args))
(cdr args)))
(advice-add #'completing-read-multiple :filter-args #'crm-indicator)
;; Emacs 28: Hide commands in M-x which do not work in the current mode.
;; Vertico commands are hidden in normal buffers.
(setq read-extended-command-predicate
#'command-completion-default-include-p))
(use-package vertico
:straight (vertico :files (:defaults "extensions/*")
:includes (vertico-directory vertico-repeat))
:init
(vertico-mode)
:custom (vertico-cycle t)
:config
(advice-add #'vertico--format-candidate :around
(lambda (orig cand prefix suffix index start)
(setq cand (funcall orig cand prefix suffix index start))
(concat
(if (= vertico--index index)
(propertize "» " 'face 'vertico-current)
" ")
cand)))
(defun define-vertico-key (key &rest defs)
"Define KEY conditionally in the vertico keymap.
DEFS is a plist associating completion categories to commands."
(let ((default-command (lookup-key vertico-map (kbd key))))
(define-key vertico-map (kbd key)
(list 'menu-item nil defs :filter
(lambda (d)
(or (plist-get d (completion-metadata-get
(completion-metadata (minibuffer-contents)
minibuffer-completion-table
minibuffer-completion-predicate)
'category))
default-command))))))
(defun down-from-outside ()
"Move to next candidate in minibuffer, even when minibuffer isn't selected."
(interactive)
(with-selected-window (active-minibuffer-window)
(execute-kbd-macro [down])))
(defun up-from-outside ()
"Move to previous candidate in minibuffer, even when minibuffer isn't selected."
(interactive)
(with-selected-window (active-minibuffer-window)
(execute-kbd-macro [up])))
(defun preview-from-outside ()
"Preview the selected candidate, even when minibuffer isn't selected."
(interactive)
(with-selected-window (active-minibuffer-window)
(execute-kbd-macro (kbd "M-."))))
(defun to-and-fro-minibuffer ()
"Go back and forth between minibuffer and other window."
(interactive)
(if (window-minibuffer-p (selected-window))
(select-window (minibuffer-selected-window))
(select-window (active-minibuffer-window))))
(defun minibuffer-really-quit ()
"Quit minibuffer session, even if it is not the selected window."
(interactive)
(with-selected-window (active-minibuffer-window)
(minibuffer-keyboard-quit)))
:bind (("C-M-<" . up-from-outside)
("C-M->" . down-from-outside)
("C-M-+" . preview-from-outside)
("M-X" . to-and-fro-minibuffer)
("C-M-S-g" . minibuffer-really-quit)
(:map vertico-map ("M-RET" . minibuffer-force-complete-and-exit))))
(use-feature vertico-directory
:after vertico
:init
(defvar switching-project nil)
(defun vertico-directory-enter-or-select-project ()
"vertico-directory-enter wrapper that plays nicely with selecting new projects."
(interactive)
;; When selecting a project, use this to return, instead of entering the directory
(if switching-project
(vertico-exit)
(vertico-directory-enter)))
(defun vertico-directory-slash ()
(interactive)
(if (and (>= vertico--index 0)
(string-suffix-p "/" (vertico--candidate))
(eq 'file (vertico--metadata-get 'category)))
(vertico-insert)
(insert "/")))
(defun vertico-directory-home ()
(interactive)
(if (and (string-suffix-p "/" (vertico--candidate))
(eq 'file (vertico--metadata-get 'category)))
(insert "~/")
(insert "~")))
(defun read-project (orig &rest args)
(let ((switching-project t))
(apply orig args)))
(advice-add 'project-prompt-project-dir :around
'read-project)
(define-vertico-key "/"
'file #'vertico-directory-slash
'project-file #'vertico-directory-slash)
(define-vertico-key "RET"
'file #'vertico-directory-enter-or-select-project
'project-file #'vertico-directory-enter)
(define-vertico-key "~"
'file #'vertico-directory-home)
(define-vertico-key "DEL"
'file #'vertico-directory-delete-char
'project-file #'vertico-directory-delete-char)
(define-vertico-key "M-DEL"
'file #'vertico-directory-delete-word
'project-file #'vertico-directory-delete-word)
:config
:commands (vertico-directory-enter vertico-directory-delete-word vertico-directory-delete-char)
;; Tidy shadowed file names
:hook (rfn-eshadow-update-overlay . vertico-directory-tidy))
(use-feature vertico-repeat
:bind ("M-P" . vertico-repeat))
(use-package consult
:bind (;; C-c bindings (mode-specific-map)
("C-c h" . consult-history)
("C-c m" . consult-mode-command)
("C-c b" . consult-bookmark)
("C-c k" . consult-kmacro)
;; C-x bindings (ctl-x-map)
("C-x M-:" . consult-complex-command) ;; orig. repeat-complex-command
("C-x b" . consult-buffer) ;; orig. switch-to-buffer
("C-x B" . consult-buffer-no-preview) ;; orig. switch-to-buffer
("C-x 4 b" . consult-buffer-other-window) ;; orig. switch-to-buffer-other-window
("C-x 5 b" . consult-buffer-other-frame) ;; orig. switch-to-buffer-other-frame
;; Custom M-# bindings for fast register access
("M-#" . consult-register-load)
("M-'" . consult-register-store) ;; orig. abbrev-prefix-mark (unrelated)
("C-M-#" . consult-register)
;; Other custom bindings
("C-S-s" . consult-line)
("M-*" . consult-line-symbol-at-point)
("C-c f" . consult-recent-file)
("C-c r" . consult-ripgrep)
;; TODO find an alternative to C-c c?
("C-c c r" . consult-ripgrep-auto-preview)
("C-c c s" . consult-ripgrep-case-sensitive)
("C-c c z" . consult-z-ripgrep)
("C-c C-*" . consult-ripgrep-symbol-at-point)
("C-c C-^" . consult-ripgrep-parent)
("M-y" . consult-yank-pop) ;; orig. yank-pop
("<help> a" . consult-apropos) ;; orig. apropos-command
;; M-g bindings (goto-map)
("M-g e" . consult-compile-error)
("M-g f" . consult-flycheck)
("M-g g" . consult-goto-line) ;; orig. goto-line
("M-g M-g" . consult-goto-line) ;; orig. goto-line
("M-g o" . consult-outline) ;; Alternative: consult-org-heading
("M-g m" . consult-mark)
("M-g k" . consult-global-mark)
("M-g i" . consult-imenu)
("M-g I" . consult-imenu-multi)
:map isearch-mode-map
("M-e" . consult-isearch-history) ;; orig. isearch-edit-string
("M-s e" . consult-isearch-history) ;; orig. isearch-edit-string
("M-s l" . consult-line) ;; needed by consult-line to detect isearch
(:map vertico-map
;; These are used for previewing with some consult commands (see consult-customize call below)
("C-S-p" . vertico-previous)
("C-S-n" . vertico-next)
;; Toggle preview on/off without changing preview-key
("M-P" . consult-toggle-preview)))
:init
;; Optionally configure the register formatting. This improves the register
;; preview for `consult-register', `consult-register-load',
;; `consult-register-store' and the Emacs built-ins.
(setq register-preview-delay 0
register-preview-function #'consult-register-format)
;; Optionally tweak the register preview window.
;; This adds thin lines, sorting and hides the mode line of the window.
(advice-add #'register-preview :override #'consult-register-window)
;; Use Consult to select xref locations with preview
(setq xref-show-xrefs-function #'consult-xref
xref-show-definitions-function #'consult-xref)
:config
(defun consult-ripgrep-symbol-at-point (&optional dir initial)
(interactive
(list prefix-arg (when-let ((s (symbol-at-point)))
(symbol-name s))))
(consult-ripgrep dir initial))
(defun consult-ripgrep-auto-preview (&optional dir initial)
(interactive "P")
(consult-ripgrep dir initial))
(defun consult-ripgrep-unrestricted (&optional dir initial)
(interactive "P")
(let ((consult-ripgrep-args (replace-regexp-in-string "\\." "-uu ." consult-ripgrep-args)))
(consult-ripgrep dir initial)))
(defun consult-z-ripgrep (&optional dir initial)
(interactive "P")
(let ((consult-ripgrep-args (replace-regexp-in-string "\\." "-z ." consult-ripgrep-args)))
(consult-ripgrep dir initial)))
(defun consult-ripgrep-case-sensitive (&optional dir initial)
(interactive "P")
(let ((consult-ripgrep-args (replace-regexp-in-string "\\." "-s ." consult-ripgrep-args)))
(consult-ripgrep dir initial)))
(defun consult-buffer-no-preview ()
(interactive)
(consult-buffer))
(defun consult-line-symbol-at-point ()
(interactive)
(consult-line (thing-at-point 'symbol)))
(defun consult-ripgrep-parent (&optional initial)
(interactive "P")
(consult-ripgrep (file-name-directory (directory-file-name (persp-current-project-root))) initial))
(defvar consult--fd-command nil)
(defun consult--fd-builder (input)
(unless consult--fd-command
(setq consult--fd-command
(if (eq 0 (call-process-shell-command "fdfind"))
"fdfind"
"fd")))
(pcase-let* ((`(,arg . ,opts) (consult--command-split input))
(`(,re . ,hl) (funcall consult--regexp-compiler
arg 'extended t)))
(when re
(list :command (append
(list consult--fd-command
"--color=never" "--full-path"
(consult--join-regexps re 'extended))
opts)
:highlight hl))))
(defun consult-fd (&optional dir initial)
(interactive "P")
(let* ((prompt-dir (consult--directory-prompt "Fd" dir))
(default-directory (cdr prompt-dir)))
(find-file (consult--find (car prompt-dir) #'consult--fd-builder initial))))
;; Add these here, as we have two bindings for search map (M-s and C-c s)
(define-key search-map "f" 'consult-fd)
(define-key search-map "F" 'consult-find)
(define-key search-map (kbd "M-f") 'consult-locate)
(define-key search-map "g" 'consult-grep)
(define-key search-map "G" 'consult-git-grep)
(define-key search-map "r" 'consult-ripgrep)
(define-key search-map "R" 'consult-ripgrep-auto-preview)
(define-key search-map (kbd "M-r") 'consult-ripgrep-unrestricted)
(define-key search-map "*" 'consult-ripgrep-symbol-at-point)
(define-key search-map "z" 'consult-z-ripgrep)
(define-key search-map "l" 'consult-line)
(define-key search-map "L" 'consult-line-multi)
(define-key search-map "m" 'consult-multi-occur)
(define-key search-map "k" 'consult-keep-lines)
(define-key search-map "u" 'consult-focus-lines)
(define-key search-map "e" 'consult-isearch)
(consult-customize
consult-theme
:preview-key '(:debounce 0.2 any)
;; For these commands we can use C-S/C-P to scoll and preview, or M-. to preview
consult-ripgrep consult-git-grep consult-grep
consult-ripgrep-unrestricted consult-ripgrep-symbol-at-point
consult-bookmark consult-recent-file consult-xref consult-buffer-no-preview
consult--source-recent-file consult--source-project-recent-file consult--source-bookmark
:preview-key (list (kbd "M-.") (kbd "C-S-n") (kbd "C-S-p")))
(defvar-local consult-toggle-preview-orig nil)
(defun consult-toggle-preview ()
"Command to enable/disable preview."
(interactive)
(if consult-toggle-preview-orig
(setq consult--preview-function consult-toggle-preview-orig
consult-toggle-preview-orig nil)
(setq consult-toggle-preview-orig consult--preview-function
consult--preview-function #'ignore)))
(setq consult-narrow-key "<")
(setq consult-project-function (lambda (_) (persp-current-project-root)))
;; Switches perspective if we select a buffer from another perspective, but note that previewing
;; a buffer adds it to the current perspective, so preview should be disabled before removing
;; perspective narrowing
(defun consult--persp-buffer-action (orig &rest args)
(when (not (cdr args)) ;; (cdr args) is norecord, which should distinguish preview/non-preview
(let ((buffer (window-normalize-buffer-to-switch-to (car args))))
(unless (persp-is-current-buffer buffer)
(let ((other-persp (persp-buffer-in-other-p buffer)))
(when (eq (car-safe other-persp) (selected-frame))
(persp-switch (cdr other-persp)))))))
(apply orig args))
(advice-add 'consult--buffer-action :around 'consult--persp-buffer-action)
(defvar consult-initial-narrow-config
'((consult-buffer . ?x)
(consult-buffer-no-preview . ?x)
(consult-buffer-other-window . ?x)
(consult-project-extra-find . ?f)))
;; Add initial narrowing hook
(defun consult-initial-narrow ()
(when-let (key (alist-get this-command consult-initial-narrow-config))
(setq unread-command-events (append unread-command-events (list key 32)))))
(add-hook 'minibuffer-setup-hook #'consult-initial-narrow)
(defvar consult--source-perspective-buffer
`(:name "Perspective Buffer"
:narrow (?x . "Perspective")
:hidden t
:category buffer
:face consult-buffer
:history buffer-name-history
:state ,#'consult--buffer-state
:enabled ,(lambda () persp-mode)
:items
,(lambda ()
(consult--buffer-query :sort 'visibility
:predicate #'persp-is-current-buffer
:as #'buffer-name)))
"Perspective buffer candidate source for `consult-buffer'.")
(add-to-list 'consult-buffer-sources 'consult--source-perspective-buffer t)
;; Copy of consult--source-project-file to use with perspective narrowing (identical except for narrowing key)
;; Put before consult--source-project-file so we get recentf behaviour here
(defvar consult--source-perspective-files
(plist-put (plist-put (copy-sequence consult--source-project-recent-file)
:name "Project File")
:narrow '(?x . "Perspective")))
(add-to-list 'consult-buffer-sources 'consult--source-perspective-files t)
;; Versions of consult--source-project-buffer and consult--source-project-file for use by consult-project-buffer
;; They allow narrowing with b, f and a (instead of p)
;; f is the recentf version provided by consult
;; a is an "all files" version based on fd (respecting .gitignore, hidden by default)
(defvar consult--project-source-project-buffer
(plist-put (plist-put (copy-sequence consult--source-project-buffer)
:hidden nil)
:narrow '(?b . "Buffer")))
(defvar consult--project-source-project-file-recentf
(plist-put (plist-put (copy-sequence consult--source-project-recent-file)
:hidden nil)
:narrow '(?f . "File (Recentf)")))
(defvar consult--project-source-project-file-all
(plist-put (plist-put (copy-sequence consult--source-project-recent-file)
:narrow '(?a . "File (All)"))
:items '(lambda ()
(when (eq 0 (call-process-shell-command "fd"))
(when-let (root (consult--project-root))
(let ((len (length root))
(inv-root (propertize root 'invisible t)))
(mapcar (lambda (x)
(concat inv-root (substring x len)))
(split-string
(shell-command-to-string
(format "fd --color never -t f -0 . %s" root))
"\0" t))))))))
(defun consult-project-buffer ()
(interactive)
(let ((consult-buffer-sources '(consult--project-source-project-buffer
consult--project-source-project-file-recentf
consult--project-source-project-file-all)))
(consult-buffer))))
(use-package consult-flycheck)
(use-package consult-lsp
:bind (:map lsp-mode-map
([remap xref-find-apropos] . consult-lsp-symbols)))
(use-package consult-dir
:bind (("C-x C-d" . consult-dir)
:map vertico-map
("C-x C-d" . consult-dir)
("C-x C-j" . consult-dir-jump-file)))
(use-package consult-ls-git)
(use-package consult-project-extra)
(use-package marginalia
:init
;; crux-recentf-find-file
(marginalia-mode)
(add-to-list 'marginalia-prompt-categories '("Choose recent file" . file)))
(use-package embark
:bind
(("C-," . embark-act)
("C-." . embark-dwim)
("M-." . embark-dwim)
("C-c C-o" . embark-export)
("C-h b" . embark-bindings)
("C-h B" . describe-bindings)
(:map minibuffer-local-map
("M-." . embark-preview))
(:map embark-become-file+buffer-map
("e" . consult-project-extra-find)
("E" . project-switch-consult-project-extra-find)))
:init
(setq prefix-help-command #'embark-prefix-help-command)
:config
(defun embark-preview ()
(interactive)
(unless (bound-and-true-p consult--preview-function) ;; Disable preview for Consult commands
(save-selected-window
(let ((embark-quit-after-action))
(embark-dwim)))))
;; Hide the mode line of the Embark live/completions buffers
(add-to-list 'display-buffer-alist
'("\\`\\*Embark Collect \\(Live\\|Completions\\)\\*"
nil
(window-parameters (mode-line-format . none)))))
(use-package embark-consult
:after (embark consult)
:demand t ; only necessary if you have the hook below
;; if you want to have consult previews as you move around an
;; auto-updating embark collect buffer
:bind
(:map embark-consult-async-search-map
("^" . consult-ripgrep-parent)
("R" . consult-ripgrep-unrestricted))
:hook
(embark-collect-mode . consult-preview-at-point-mode))
(provide 'init-minibuffer)
;;; init-minibuffer.el ends here