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spacemacs/layers/+completion/ivy/funcs.el
syl20bnr 703f78c2b8 Cleanup pass on file spacemacs-base/funcs.el
- Apply `/` and `//` rules (double / is for private functions)
- Add missing `spacemacs/` prefixes
- Move functions used outside of spacemacs-base layer to
  core/core-funcs.el
- Remove unused functions

Commit originally intented to only rename linum-update-window-scale-fix
to spacemacs/linum-update-window-scale-fix :-)
2016-10-09 13:14:41 -04:00

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;;; funcs.el --- Ivy Layer functions File for Spacemacs
;;
;; Copyright (c) 2012-2016 Sylvain Benner & Contributors
;;
;; Author: Sylvain Benner <sylvain.benner@gmail.com>
;; URL: https://github.com/syl20bnr/spacemacs
;;
;; This file is not part of GNU Emacs.
;;
;;; License: GPLv3
;; Counsel
;; async
(defvar spacemacs--counsel-initial-cands-shown nil)
(defun spacemacs//counsel-async-command (cmd)
(let* ((counsel--process " *counsel*")
(proc (get-process counsel--process))
(buff (get-buffer counsel--process)))
(when proc
(delete-process proc))
(when buff
(kill-buffer buff))
(setq proc (start-process-shell-command
counsel--process
counsel--process
cmd))
(setq spacemacs--counsel-initial-cands-shown nil)
(setq counsel--async-time (current-time))
(set-process-sentinel proc #'counsel--async-sentinel)
(set-process-filter proc #'spacemacs//counsel-async-filter)))
(defun spacemacs//counsel-async-filter (process str)
(with-current-buffer (process-buffer process)
(insert str))
(when (or (null spacemacs--counsel-initial-cands-shown)
(time-less-p
;; 0.5s
'(0 0 500000 0)
(time-since counsel--async-time)))
(let (size display-now)
(with-current-buffer (process-buffer process)
(goto-char (point-min))
(setq size (- (buffer-size) (forward-line (buffer-size))))
(when (and (null spacemacs--counsel-initial-cands-shown)
(> size spacemacs--counsel-initial-number-cand))
(setq ivy--all-candidates
(split-string (buffer-string) "\n" t))
(setq display-now t)
(setq spacemacs--counsel-initial-cands-shown t)))
(let ((ivy--prompt
(format (ivy-state-prompt ivy-last)
size)))
(if display-now
(ivy--insert-minibuffer
(ivy--format ivy--all-candidates))
(ivy--insert-prompt))))
(setq counsel--async-time (current-time))))
;; search
(defvar spacemacs--counsel-search-cmd)
;; see `counsel-ag-function'
(defun spacemacs//make-counsel-search-function (tool)
(lexical-let ((base-cmd
(cdr (assoc-string tool spacemacs--counsel-commands))))
(lambda (string &optional _pred &rest _unused)
"Grep in the current directory for STRING."
(if (< (length string) 3)
(counsel-more-chars 3)
(let* ((default-directory counsel--git-grep-dir)
(args (if (string-match-p " -- " string)
(let ((split (split-string string " -- ")))
(prog1 (pop split)
(setq string (mapconcat #'identity split " -- "))))
""))
(regex (counsel-unquote-regex-parens
(setq ivy--old-re
(ivy--regex string)))))
(setq spacemacs--counsel-search-cmd (format base-cmd args regex))
(spacemacs//counsel-async-command spacemacs--counsel-search-cmd)
nil)))))
(defun spacemacs//counsel-save-in-buffer ()
(interactive)
(ivy-quit-and-run
(let ((buf "*ivy results*"))
(with-current-buffer (get-buffer-create buf)
(erase-buffer)
(dolist (c ivy--all-candidates)
(insert c "\n"))
(spacemacs//gne-init-counsel))
(pop-to-buffer buf))))
(defun spacemacs//gne-init-counsel ()
(with-current-buffer "*ivy results*"
(setq spacemacs--gne-min-line 1
spacemacs--gne-max-line
(save-excursion
(goto-char (point-max))
(previous-line)
(line-number-at-pos))
spacemacs--gne-line-func
(lambda (c)
(let ((counsel--git-grep-dir default-directory))
(counsel-git-grep-action c)))
next-error-function 'spacemacs/gne-next)))
(defvar spacemacs--counsel-map
(let ((map (make-sparse-keymap)))
(define-key map (kbd "<f3>") 'spacemacs//counsel-save-in-buffer)
map))
;; see `counsel-ag'
(defun spacemacs/counsel-search
(&optional tools use-initial-input initial-directory)
"Search using the first available tool in TOOLS. Default tool
to try is grep. If INPUT is non nil, use the region or the symbol
around point as the initial input. If DIR is non nil start in
that directory."
(interactive)
(require 'counsel)
(letf* ((initial-input (if use-initial-input
(if (region-active-p)
(buffer-substring-no-properties
(region-beginning) (region-end))
(thing-at-point 'symbol t))
""))
(tool (catch 'tool
(dolist (tool tools)
(when (and (assoc-string tool spacemacs--counsel-commands)
(executable-find tool))
(throw 'tool tool)))
(throw 'tool "grep"))))
(setq counsel--git-grep-dir
(or initial-directory
(read-directory-name "Start from directory: ")))
(ivy-read
(concat ivy-count-format
(format "%s from [%s]: "
tool
(if (< (length counsel--git-grep-dir)
spacemacs--counsel-search-max-path-length)
counsel--git-grep-dir
(concat
"..." (substring counsel--git-grep-dir
(- (length counsel--git-grep-dir)
spacemacs--counsel-search-max-path-length)
(length counsel--git-grep-dir))))))
(spacemacs//make-counsel-search-function tool)
:initial-input (rxt-quote-pcre initial-input)
:dynamic-collection t
:history 'counsel-git-grep-history
:action #'counsel-git-grep-action
:caller 'spacemacs/counsel-search
:keymap spacemacs--counsel-map
:unwind (lambda ()
(counsel-delete-process)
(swiper--cleanup)))))
;; Define search functions for each tool
(cl-loop
for (tools tool-name) in '((dotspacemacs-search-tools "auto")
((list "ag") "ag")
((list "pt") "pt")
((list "ack") "ack")
((list "grep") "grep"))
do
(eval
`(progn
(defun ,(intern (format "spacemacs/search-%s" tool-name)) ()
,(format
"Use `spacemacs/counsel-search' to search in the current
directory with %s." (if (string= tool-name "auto")
"a tool selected from `dotspacemacs-search-tools'."
tool-name))
(interactive)
(spacemacs/counsel-search ,tools))
(defun ,(intern (format "spacemacs/search-%s-region-or-symbol"
tool-name)) ()
,(format
"Use `spacemacs/counsel-search' to search for
the selected region or the symbol around point in the current
directory with %s." (if (string= tool-name "auto")
"a tool selected from `dotspacemacs-search-tools'."
tool-name))
(interactive)
(spacemacs/counsel-search ,tools t))
(defun ,(intern (format "spacemacs/search-project-%s" tool-name)) ()
,(format
"Use `spacemacs/counsel-search' to search in the current
project with %s." (if (string= tool-name "auto")
"a tool selected from `dotspacemacs-search-tools'."
tool-name))
(interactive)
(spacemacs/counsel-search ,tools nil (projectile-project-root)))
(defun ,(intern (format "spacemacs/search-project-%s-region-or-symbol"
tool-name)) ()
,(format
"Use `spacemacs/counsel-search' to search for
the selected region or the symbol around point in the current
project with %s." (if (string= tool-name "auto")
"a tool selected from `dotspacemacs-search-tools'."
tool-name))
(interactive)
(spacemacs/counsel-search ,tools t (projectile-project-root))))))
(defun spacemacs/counsel-git-grep-region-or-symbol ()
"Use `counsel-git-grep' to search for the selected region or
the symbol around point in the current project with git grep."
(interactive)
(let ((input (if (region-active-p)
(buffer-substring-no-properties
(region-beginning) (region-end))
(thing-at-point 'symbol t))))
(counsel-git-grep nil input)))
(defun spacemacs/counsel-search-docs ()
"Search spacemacs docs using `spacemacs/counsel-search'"
(interactive)
(spacemacs/counsel-search dotspacemacs-search-tools
nil spacemacs-docs-directory))
(defun spacemacs//counsel-occur ()
"Generate a custom occur buffer for `counsel-git-grep'."
(ivy-occur-grep-mode)
(setq default-directory counsel--git-grep-dir)
(let ((cands ivy--old-cands))
;; Need precise number of header lines for `wgrep' to work.
(insert (format "-*- mode:grep; default-directory: %S -*-\n\n\n"
default-directory))
(insert (format "%d candidates:\n" (length cands)))
(ivy--occur-insert-lines
(mapcar
(lambda (cand) (concat "./" cand))
ivy--old-cands))))
(defun spacemacs/counsel-up-directory-no-error ()
"`counsel-up-directory' ignoring errors."
(interactive)
(ignore-errors
(call-interactively 'counsel-up-directory)))
(when (configuration-layer/package-usedp 'counsel)
(with-eval-after-load 'counsel
(defun spacemacs/describe-mode ()
"Dummy wrapper to prevent an key binding error from helm.
By default the emacs leader is M-m, turns out that Helm does this:
(cl-dolist (k (where-is-internal 'describe-mode global-map))
(define-key map k 'helm-help))
after doing this:
(define-key map (kbd \"M-m\") 'helm-toggle-all-marks)
So when Helm is loaded we get the error:
Key sequence M-m h d m starts with non-prefix key M-m
To prevent this error we just wrap `describe-mode' to defeat the
Helm hack."
(interactive)
(call-interactively 'describe-mode))))
(defun spacemacs//counsel-with-git-grep (func x)
(when (string-match "\\`\\(.*?\\):\\([0-9]+\\):\\(.*\\)\\'" x)
(with-ivy-window
(let ((file-name (match-string-no-properties 1 x))
(line-number (match-string-no-properties 2 x)))
(funcall func
(expand-file-name file-name counsel--git-grep-dir))
(goto-char (point-min))
(forward-line (1- (string-to-number line-number)))
(re-search-forward (ivy--regex ivy-text t) (line-end-position) t)
(unless (eq ivy-exit 'done)
(swiper--cleanup)
(swiper--add-overlays (ivy--regex ivy-text)))))))
;; Ivy
(defun spacemacs//ivy-command-not-implemented-yet (key)
(lexical-let ((-key key))
(spacemacs/set-leader-keys
-key (lambda ()
(interactive)
(message (concat "The command usually bound to %s %s has "
"not been implemented for the `ivy' layer yet.")
dotspacemacs-leader-key -key)))))
(defun spacemacs/ivy-available-repls ()
"Show available repls."
(interactive)
(ivy-read "Repls: "
(mapcar #'car spacemacs-repl-list)
:action (lambda (candidate)
(let ((repl (cdr (assoc candidate spacemacs-repl-list))))
(require (car repl))
(call-interactively (cdr repl))))))
;; Evil
(defun spacemacs/ivy-evil-registers ()
"Show evil registers"
(interactive)
(let ((ivy-height 24))
(ivy-read "Evil Registers:"
(cl-loop for (key . val) in (evil-register-list)
collect (eval `(format "%s : %s" (propertize ,(char-to-string key) 'face 'font-lock-builtin-face)
,(or (and val
(stringp val)
(replace-regexp-in-string "\n" "^J" val))
""))))
:action #'spacemacs/ivy-insert-evil-register)))
(defun spacemacs/ivy-insert-evil-register (candidate)
(insert (replace-regexp-in-string "\\^J" "\n"
(substring-no-properties candidate 4))))
;; Layouts
(defun spacemacs/ivy-spacemacs-layouts ()
"Control Panel for Spacemacs layouts. Has many actions.
If match is found
\(default) Select layout
c: Close Layout(s) <- mark with C-SPC to close more than one-window
k: Kill Layout(s)
If match is not found
<enter> Creates layout
Closing doesn't kill buffers inside the layout while killing layouts does."
(interactive)
(ivy-read "Layouts: "
(persp-names)
:caller 'spacemacs/ivy-spacemacs-layouts
:action (lambda (name)
(let ((persp-reset-windows-on-nil-window-conf t))
(persp-switch name)
(unless
(member name
(persp-names-current-frame-fast-ordered))
(spacemacs/home))))))
(defun spacemacs/ivy-spacemacs-layout-buffer ()
"Switch to layout buffer using ivy."
(interactive)
(let (ivy-use-virtual-buffers)
(with-persp-buffer-list ()
(call-interactively 'ivy-switch-buffer))))
(defun spacemacs/ivy-spacemacs-layout-close-other ()
"Kills layouts without killing the buffers"
(interactive)
(ivy-read (format "Close layout [current %s]: "
(spacemacs//current-layout-name))
(persp-names)
:action 'persp-kill-without-buffers))
(defun spacemacs/ivy-spacemacs-layout-kill-other ()
"Kills layouts with all their buffers"
(interactive)
(ivy-read (format "Kill layout [current %s]: "
(spacemacs//current-layout-name))
(persp-names)
:action 'persp-kill))
;; Swiper
(defun spacemacs/swiper-region-or-symbol ()
"Run `swiper' with the selected region or the symbol
around point as the initial input."
(interactive)
(let ((input (if (region-active-p)
(buffer-substring-no-properties
(region-beginning) (region-end))
(thing-at-point 'symbol t))))
(swiper input)))
(defun spacemacs/swiper-all-region-or-symbol ()
"Run `swiper-all' with the selected region or the symbol
around point as the initial input."
(interactive)
(ivy-read "Swiper: " (swiper--multi-candidates
(cl-remove-if-not
#'buffer-file-name
(buffer-list)))
:initial-input (if (region-active-p)
(buffer-substring-no-properties
(region-beginning) (region-end))
(thing-at-point 'symbol t))
:action 'swiper-multi-action-2
:unwind #'swiper--cleanup
:caller 'swiper-multi))