My Emacs config, and other editor settings
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;; Macoy-select-search: given a search string, select from many different types of search methods
(setq macoy-select-search-buf-name "*Macoy-Select-Search*")
(setq macoy-select-search-search "")
;; Copied from ag/dwim-at-point in ag.el
(defun macoy-dwim-at-point ()
"If there's an active selection, return that.
Otherwise, get the symbol at point, as a string."
(cond ((use-region-p)
(buffer-substring-no-properties (region-beginning) (region-end)))
(symbol-name (symbol-at-point))))))
;; Copied from ag/read-from-minibuffer in ag.el
(defun macoy-read-from-minibuffer (prompt)
"Read a value from the minibuffer with PROMPT.
If there's a string at point, offer that as a default."
(let* ((suggested (macoy-dwim-at-point))
(if suggested
(format "%s (default %s): " prompt suggested)
(format "%s: " prompt)))
;; Ask the user for input, but add `suggested' to the history
;; so they can use M-n if they want to modify it.
(user-input (read-from-minibuffer
nil nil nil nil suggested)))
;; Return the input provided by the user, or use `suggested' if
;; the input was empty.
(if (> (length user-input) 0)
(defun macoy-select-do-search (search-function &rest after-search-args)
"Using `search-function', execute the search"
(kill-buffer macoy-select-search-buf-name)
(apply search-function macoy-select-search-search after-search-args)
;; TODO: Make generic system (e.g. refresh cache selector)
(setq macoy-select-search-key-descriptions "Select search:
\ta - Ag (in same directory as file, no filter)
\tb - Ag (browse for directory, no filter)
\tf - Ag (browse for directory, with project filter)
\tc - Codesearch (with filter)
\td - Codesearch Data (with filter)
\ts - Swiper search all buffers
\ti - Internet search (DuckDuckGo)")
;; TODO: Add ag no filter and ag filter
(defvar macoy-select-search-minor-mode-map
(let ((map (make-sparse-keymap)))
;; Ag with default directory
(define-key map (kbd "a") (lambda () (interactive) (macoy-select-do-search
'ag default-directory)))
;; Ag with browse directory
(define-key map (kbd "b") (lambda () (interactive) (macoy-select-do-search
'ag (read-directory-name "Directory: "))))
;; Agg with project filter
(define-key map (kbd "f") (lambda () (interactive) (macoy-select-do-search
'macoy-ag-with-project-filter (read-directory-name "Directory: "))))
;; Codesearch source with filter (directory defined by `codesearch-dir-to-index', aka use ~/.csearchindex)
(define-key map (kbd "c") (lambda () (interactive) (macoy-select-do-search
;; Codesearch data
(define-key map (kbd "d") (lambda () (interactive) (macoy-select-do-search
'macoy-codesearch-search-with-filter-directory "C:/Magic/data")))
;; Swiper all
(define-key map (kbd "s") (lambda () (interactive) (macoy-select-do-search
;; Internet search
(define-key map (kbd "i") (lambda () (interactive) (macoy-select-do-search
(define-key map (kbd "q") (lambda () (interactive) (kill-buffer macoy-select-search-buf-name)))
"macoy-select-search-minor-mode keymap.")
(define-minor-mode macoy-select-search-minor-mode
"A minor mode for selecting the search function which should be used."
:init-value nil
:lighter " MacoySelectSearch")
(defun macoy-select-search (string)
(interactive (list (macoy-read-from-minibuffer "Search string")))
;; Only search if search string
(when string
;; Hang on to the search string
(setq macoy-select-search-search string)
;; Create a buffer `macoy-select-search-buf-name'
(get-buffer-create macoy-select-search-buf-name)
;; Switch to the `macoy-select-search-buf-name' buffer
;; (switch-to-buffer-other-window macoy-select-search-buf-name)
(switch-to-buffer macoy-select-search-buf-name)
(insert macoy-select-search-key-descriptions)
;; Set its major mode to `special-mode'
(special-mode) ; a read-only major mode
;; As you are now in the `macoy-select-search-buf-name' buffer, you can do the below:
;; - hit `q' to quit the current window *without* killing `macoy-select-search-buf-name'
;; - hit `C-u q' to quit the current window *and* kill `macoy-select-search-buf-name'
(macoy-select-search-minor-mode 1)
(global-set-key (kbd "C-M-f") 'macoy-select-search)
;; Searching in files (Ag)
;; Make ag.el reuse the same *ag* buffer for all your searches:
(setq ag-reuse-buffers 't)
(setq ag-arguments '("--smart-case" "--stats"))
(defun macoy-ag-with-project-filter (&optional pattern directory)
"Conditionally filter ag results based on whether I know I should filter certain files (i.e. I'm in a project)"
(if (projectile-project-p)
(setq ag-arguments '("--smart-case" "--stats" "-G"
"--ignore" "AutoGen"))
(setq ag-arguments '("--smart-case" "--stats"))
(if (and pattern directory)
(ag pattern directory)
(call-interactively 'ag)
;; Reset the arguments so we don't unintentionally have a filter
(setq ag-arguments '("--smart-case" "--stats"))
;; (global-set-key (kbd "C-M-f") 'macoy-ag-with-project-filter)
;; (global-set-key (kbd "C-M-F") 'ag)
;; Codesearch: Use a pregenerated index to search files. Requires Codesearch
;; Always rescan all folders when indexing
(setq codesearch-cindex-args "-reset")
;; User-specific settings for codesearch
(when (string-equal (user-login-name) "mmadson")
(setq codesearch-csearch-exe "c:/Users/mmadson/go/bin/csearch.exe")
(setq codesearch-cindex-exe "c:/Users/mmadson/go/bin/cindex.exe")
(setq codesearch-dir-to-index "f:/CJUNCTIONS/src")
(setq codesearch-index-file "~/.csearchindex")
(setq codesearch-temp-file "c:/.temp-codesearch.txt")
(when (string-equal (user-login-name) "macoy")
(setq codesearch-csearch-exe "csearch")
(setq codesearch-cindex-exe "cindex")
(setq codesearch-dir-to-index "/home/macoy/Development/code/repositories")
(setq codesearch-index-file "~/.csearchindex")
(setq codesearch-temp-file "~/.temp-codesearch.txt")
;; TODO: Rename compilation buffer and add a finished message?
(defun macoy-codesearch-index-directory (directory)
"Create a .csearchindex for the specified directory"
(message "Running Codesearch index on %s" directory)
(set (make-local-variable 'compilation-environment)
(list (format "%s%s%s" "CSEARCHINDEX=" directory "/.csearchindex")))
(compile (format "%s %s %s" codesearch-cindex-exe codesearch-cindex-args directory))
(defun macoy-codesearch-index-default ()
(message "Running Codesearch index on %s" codesearch-dir-to-index)
;; Remove the old codesearch because for some reason it doesn't actually update
;; This is okay too because having an existing index doesn't speed things up all that much
;; Commented because this is no longer needed due to using -reset
;; (when (file-exists-p codesearch-index-file)
;; (delete-file codesearch-index-file)
;; )
;; We won't use this way for now so that we can run two indexes at the same time
;; (macoy-codesearch-index-directory codesearch-dir-to-index)
(let ((codesearch-proc (start-process "CodesearchIndex" "*Codesearch-Index*" codesearch-cindex-exe codesearch-cindex-args codesearch-dir-to-index)))
(set-process-sentinel codesearch-proc
(lambda (codesearch-proc _string)
(message "Codesearch finished building index")))
;; TODO: There is no way to undo after doing this; you have to repeat the search
(defun macoy-filter-buffer ()
"Disable readonly and filter lines using keep-lines"
;; Make sure we get all lines by going to the start of the buffer
(goto-char (point-min))
(read-only-mode 0)
(call-interactively 'keep-lines)
;; Start with the cursor on the first result
(compilation-next-error 1)
;; Refer to ag.el for customization
(define-compilation-mode macoy-codesearch-mode "Codesearch"
"Codesearch results compilation mode"
(define-key macoy-codesearch-mode-map (kbd "p") #'compilation-previous-error)
(define-key macoy-codesearch-mode-map (kbd "n") #'compilation-next-error)
(define-key macoy-codesearch-mode-map (kbd "f") 'macoy-filter-buffer)
;; The filter which will apply to codesearch results. Things matching this regex will be removed.
;; This is useful for e.g. filtering autogenerated code files
;; Note that this will also remove code lines which match this pattern, so make the regex robust to that
(setq macoy-codesearch-ignore-lines-pattern "_ast\.|_autogen")
(defun macoy-codesearch-search-with-filter-directory (pattern directory)
(read-string "Search: " (thing-at-point 'symbol))))
;; Use the compile command so we have nice clickable links
;; Note that without regexp-quote, this does support regexes. I don't want them in my case
;; Args explanation: -n (Line numbers) -i (ignore case)
;; Output Codesearch results to a temporary file, filter out lines, then clean up the temp file
(if directory
(set (make-local-variable 'compilation-environment) (list (format "%s%s%s" "CSEARCHINDEX=" directory "/.csearchindex")))
(set (make-local-variable 'compilation-environment) nil)
;; This temp-file thing sucks but seems necessary for Windows
(compilation-start (format "%s -n -i \"%s\" > %s && grep -i -E -v \"%s\" %s && rm %s"
(regexp-quote pattern)
`(lambda (mode-name) , "*Codesearch*")
(defun macoy-codesearch-search-src (pattern)
(read-string "Search: " (thing-at-point 'symbol))))
(macoy-codesearch-search-with-filter-directory pattern nil)
(global-set-key (kbd "C-S-f") 'macoy-codesearch-search-src)
;; Isearch customizations
(defun macoy-isearch-yank-clipboard ()
"Insert the contents of the clipboard into isearch. We do this because we don't use the yank stuff"
(isearch-yank-string (simpleclip-get-contents))
(define-key isearch-mode-map (kbd "C-v") 'macoy-isearch-yank-clipboard)
;; Go to next/previous result with arrow keys
(define-key isearch-mode-map (kbd "<up>") 'isearch-repeat-backward)
(define-key isearch-mode-map (kbd "<down>") 'isearch-repeat-forward)
;; Used for expanding the search by words
(define-key isearch-mode-map (kbd "C-'") 'isearch-yank-word-or-char)
;; If marked, use swiper to search mark
(defun macoy-isearch-search-mark ()
"If marked, use isearch to search mark. Otherwise, isearch normally"
(call-interactively 'isearch-forward)
(when (use-region-p)
;; (isearch-search)
;; (call-interactively 'isearch-forward)
(isearch-yank-string (buffer-substring (region-beginning) (region-end)))
(global-set-key (kbd "C-f") 'macoy-isearch-search-mark)
;; Swiper customizations
;; If marked, use swiper to search mark
(defun macoy-swiper-search-mark ()
"If marked, use swiper to search mark. Otherwise, open swiper normally"
;; This isn't sufficient for my purposes; it's nice to search e.g. thing->thing
;;(swiper (thing-at-point 'symbol))
(if (use-region-p)
(swiper (buffer-substring (region-beginning) (region-end)))
;; If marked, use swiper to search mark
(defun macoy-swiper-all-search-mark ()
"If marked, use swiper-all to search mark. Otherwise, open swiper-all normally"
;; This isn't sufficient for my purposes; it's nice to search e.g. thing->thing
;;(swiper (thing-at-point 'symbol))
(if (use-region-p)
(swiper-all (buffer-substring (region-beginning) (region-end)))
;; Use swiper for search instead of isearch (use e.g. space to fuzzy search)
;; (global-set-key (kbd "C-f") 'macoy-swiper-search-mark)
(global-set-key (kbd "M-f") 'macoy-swiper-all-search-mark)
;; Quickly search the web
;; See for more browsers
(require 'engine-mode)
;; (engine-mode t)
(defengine duckduckgo
:keybinding "d")
(global-set-key (kbd "M-l") 'engine/search-duckduckgo)