Moving to Doom Emacs!

.emacs.d/modules/term/eshell/autoload/commands.el

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+;;; term/eshell/autoload/commands.el -*- lexical-binding: t; -*-
+
+;;;###autoload
+(defun eshell/emacs (&rest files)
+  "Open a FILES in Emacs.
+For folks with a habit of using \"emacs\" to open files, even in eshell."
+  (if files
+      (mapc #'find-file
+            (mapcar #'expand-file-name
+                    (eshell-flatten-list (reverse files))))
+    (bury-buffer)))
+;;;###autoload
+(defalias 'eshell/e #'eshell/emacs)
+
+;;;###autoload
+(defun eshell/cd-to-project ()
+  "Change to the project root of the current directory."
+  (eshell/cd (doom-project-root (eshell/pwd))))
+
+;;;###autoload
+(defun eshell/quit-and-close (&rest _)
+  "Quit the current eshell buffer and close the window it's in."
+  (setq-local +eshell-kill-window-on-exit t)
+  (throw 'eshell-terminal t))
+
+;;;###autoload
+(defun eshell/mkdir-and-cd (dir)
+  "Create a directory then cd into it."
+  (make-directory dir t)
+  (eshell/cd dir))

.emacs.d/modules/term/eshell/autoload/company.el

@@ -0,0 +1,58 @@
+;;; term/eshell/autoload/company.el -*- lexical-binding: t; -*-
+;;;###if (featurep! :completion company)
+
+;; REVIEW Refactor me
+
+(defvar company-pcomplete-available 'unknown)
+
+(defun company-pcomplete--prefix ()
+  (let* ((pcomplete-stub)
+         pcomplete-seen
+         pcomplete-norm-func
+         pcomplete-args
+         pcomplete-last pcomplete-index
+         (pcomplete-autolist pcomplete-autolist)
+         (pcomplete-suffix-list pcomplete-suffix-list))
+    (pcomplete-completions)
+    (buffer-substring (pcomplete-begin) (point))))
+
+(defun company-pcomplete--candidates ()
+  (let* ((pcomplete-stub)
+         (pcomplete-show-list t)
+         pcomplete-seen pcomplete-norm-func
+         pcomplete-args pcomplete-last pcomplete-index
+         (pcomplete-autolist pcomplete-autolist)
+         (pcomplete-suffix-list pcomplete-suffix-list)
+         (candidates (pcomplete-completions))
+         (prefix (buffer-substring (pcomplete-begin) (point)))
+         ;; Collect all possible completions for the current stub
+         (cnds (all-completions pcomplete-stub candidates))
+         (bnds (completion-boundaries pcomplete-stub candidates nil ""))
+         (skip (- (length pcomplete-stub) (car bnds))))
+    ;; Replace the stub at the beginning of each candidate by the prefix
+    (mapcar (lambda (cand)
+              (concat prefix (substring cand skip)))
+            cnds)))
+
+;;;###autoload
+(defun company-pcomplete-available ()
+  (when (eq company-pcomplete-available 'unknown)
+    (condition-case _err
+        (progn
+          (company-pcomplete--candidates)
+          (setq company-pcomplete-available t))
+      (error
+       (message "Company: pcomplete not found")
+       (setq company-pcomplete-available nil))))
+  company-pcomplete-available)
+
+;;;###autoload
+(defun company-pcomplete (command &optional _arg &rest ignored)
+  "`company-mode' completion backend using `pcomplete'."
+  (interactive (list 'interactive))
+  (cl-case command
+    (interactive (company-begin-backend 'company-pcomplete))
+    (prefix (when (company-pcomplete-available)
+              (company-pcomplete--prefix)))
+    (candidates (company-pcomplete--candidates))
+    (sorted t)))

.emacs.d/modules/term/eshell/autoload/eshell.el

@@ -0,0 +1,323 @@
+;;; term/eshell/autoload/eshell.el -*- lexical-binding: t; -*-
+
+(defvar eshell-buffer-name "*doom:eshell*")
+
+(defvar +eshell-buffers (make-ring 25)
+  "List of open eshell buffers.")
+
+
+(defvar +eshell--last-buffer nil)
+
+
+;;
+;;; Helpers
+
+(defun +eshell--add-buffer (buf)
+  (ring-remove+insert+extend +eshell-buffers buf 'grow))
+
+(defun +eshell--remove-buffer (buf)
+  (when-let (idx (ring-member +eshell-buffers buf))
+    (ring-remove +eshell-buffers idx)
+    t))
+
+(defun +eshell--bury-buffer (&optional dedicated-p)
+  (unless (switch-to-prev-buffer nil 'bury)
+    (switch-to-buffer (doom-fallback-buffer)))
+  (when (eq major-mode 'eshell-mode)
+    (switch-to-buffer (doom-fallback-buffer)))
+  (when +eshell-enable-new-shell-on-split
+    (when-let (win (get-buffer-window (+eshell/here)))
+      (set-window-dedicated-p win dedicated-p))))
+
+(defun +eshell--setup-window (window &optional flag)
+  (when (window-live-p window)
+    (set-window-parameter window 'no-other-window flag)
+    (set-window-parameter window 'visible flag)))
+
+(defun +eshell--unused-buffer (&optional new-p)
+  (or (unless new-p
+        (cl-loop for buf in (+eshell-buffers)
+                 if (and (buffer-live-p buf)
+                         (not (get-buffer-window buf t)))
+                 return buf))
+      (generate-new-buffer eshell-buffer-name)))
+
+;;;###autoload
+(defun +eshell-last-buffer (&optional noerror)
+  "Return the last opened eshell buffer."
+  (let ((buffer (cl-find-if #'buffer-live-p (+eshell-buffers))))
+    (cond (buffer)
+          (noerror nil)
+          ((user-error "No live eshell buffers remaining")))))
+
+;;;###autoload
+(defun +eshell-buffers ()
+  "TODO"
+  (ring-elements +eshell-buffers))
+
+;;;###autoload
+(defun +eshell-run-command (command &optional buffer)
+  "TODO"
+  (let ((buffer
+         (or buffer
+             (if (eq major-mode 'eshell-mode)
+                 (current-buffer)
+               (cl-find-if #'buffer-live-p (+eshell-buffers))))))
+    (unless buffer
+      (user-error "No living eshell buffers available"))
+    (unless (buffer-live-p buffer)
+      (user-error "Cannot operate on a dead buffer"))
+    (with-current-buffer buffer
+      (goto-char eshell-last-output-end)
+      (goto-char (line-end-position))
+      (insert command)
+      (eshell-send-input nil t))))
+
+
+;;
+;;; Commands
+
+;;;###autoload
+(defun +eshell/toggle (arg &optional command)
+  "Toggle eshell popup window."
+  (interactive "P")
+  (let ((eshell-buffer
+         (get-buffer-create
+          (format "*doom:eshell-popup:%s*"
+                  (if (bound-and-true-p persp-mode)
+                      (safe-persp-name (get-current-persp))
+                    "main"))))
+        confirm-kill-processes
+        current-prefix-arg)
+    (when arg
+      (when-let (win (get-buffer-window eshell-buffer))
+        (delete-window win))
+      (when (buffer-live-p eshell-buffer)
+        (with-current-buffer eshell-buffer
+          (fundamental-mode)
+          (erase-buffer))))
+    (if-let (win (get-buffer-window eshell-buffer))
+        (if (eq (selected-window) win)
+            (let (confirm-kill-processes)
+              (delete-window win)
+              (ignore-errors (kill-buffer eshell-buffer)))
+          (select-window win)
+          (when (bound-and-true-p evil-local-mode)
+            (evil-change-to-initial-state))
+          (goto-char (point-max)))
+      (with-current-buffer (pop-to-buffer eshell-buffer)
+        (doom-mark-buffer-as-real-h)
+        (if (eq major-mode 'eshell-mode)
+            (run-hooks 'eshell-mode-hook)
+          (eshell-mode))
+        (when command
+          (+eshell-run-command command eshell-buffer))))))
+
+;;;###autoload
+(defun +eshell/here (&optional command)
+  "Open eshell in the current buffer."
+  (interactive "P")
+  (let ((buf (+eshell--unused-buffer)))
+    (with-current-buffer (switch-to-buffer buf)
+      (if (eq major-mode 'eshell-mode)
+          (run-hooks 'eshell-mode-hook)
+        (eshell-mode))
+      (when command
+        (+eshell-run-command command buf)))
+    buf))
+
+;;;###autoload
+(defun +eshell/frame (&optional command)
+  "Open a frame dedicated to eshell.
+
+Once the eshell process is killed, the previous frame layout is restored."
+  (interactive "P")
+  (let ((buf (+eshell--unused-buffer 'new)))
+    (unless (frame-parameter nil 'saved-wconf)
+      (set-frame-parameter nil 'saved-wconf (current-window-configuration)))
+    (delete-other-windows)
+    (with-current-buffer (switch-to-buffer buf)
+      (eshell-mode)
+      (when command
+        (+eshell-run-command command buf)))
+    buf))
+
+
+;;
+;;; Keybinds
+
+;;;###autoload
+(defun +eshell/search-history ()
+  "Search the eshell command history with helm, ivy or `eshell-list-history'."
+  (interactive)
+  (cond ((featurep! :completion ivy)
+         (require 'em-hist)
+         (let* ((ivy-completion-beg (eshell-bol))
+                (ivy-completion-end (point-at-eol))
+                (input (buffer-substring-no-properties
+                        ivy-completion-beg
+                        ivy-completion-end)))
+           ;; Better than `counsel-esh-history' because that doesn't
+           ;; pre-populate the initial input or selection.
+           (ivy-read "Command: "
+                     (delete-dups
+                      (when (> (ring-size eshell-history-ring) 0)
+                        (ring-elements eshell-history-ring)))
+                     :initial-input input
+                     :action #'ivy-completion-in-region-action)))
+        ((featurep! :completion helm)
+         (helm-eshell-history))
+        ((eshell-list-history))))
+
+;;;###autoload
+(defun +eshell/pcomplete ()
+  "Use pcomplete with completion-in-region backend instead of popup window at
+bottom. This ties pcomplete into ivy or helm, if they are enabled."
+  (interactive)
+  (require 'pcomplete)
+  (if (and (bound-and-true-p company-mode)
+           (or company-candidates
+               (and (company-pcomplete-available)
+                    (company-pcomplete--prefix)
+                    (company-pcomplete--candidates))))
+      (call-interactively #'company-pcomplete)
+    (ignore-errors (pcomplete-std-complete))))
+
+;;;###autoload
+(defun +eshell/quit-or-delete-char (arg)
+  "Delete a character (ahead of the cursor) or quit eshell if there's nothing to
+delete."
+  (interactive "p")
+  (if (and (eolp) (looking-back eshell-prompt-regexp nil))
+      (eshell-life-is-too-much)
+    (delete-char arg)))
+
+;;;###autoload
+(defun +eshell/split-below ()
+  "Create a new eshell window below the current one."
+  (interactive)
+  (let ((ignore-window-parameters t)
+        (dedicated-p (window-dedicated-p))
+        (+eshell-enable-new-shell-on-split
+         (or +eshell-enable-new-shell-on-split (frame-parameter nil 'saved-wconf))))
+    (select-window (split-window-vertically))
+    (+eshell--bury-buffer dedicated-p)))
+
+;;;###autoload
+(defun +eshell/split-right ()
+  "Create a new eshell window to the right of the current one."
+  (interactive)
+  (let* ((ignore-window-parameters t)
+         (dedicated-p (window-dedicated-p))
+         (+eshell-enable-new-shell-on-split
+          (or +eshell-enable-new-shell-on-split (frame-parameter nil 'saved-wconf))))
+    (select-window (split-window-horizontally))
+    (+eshell--bury-buffer dedicated-p)))
+
+;;;###autoload
+(defun +eshell/switch-to-next ()
+  "Switch to the next eshell buffer."
+  (interactive)
+  (when (ring-empty-p +eshell-buffers)
+    (user-error "No eshell buffers are available"))
+  (switch-to-buffer (ring-next +eshell-buffers (current-buffer))))
+
+;;;###autoload
+(defun +eshell/switch-to-previous ()
+  "Switch to the previous eshell buffer."
+  (interactive)
+  (when (ring-empty-p +eshell-buffers)
+    (user-error "No eshell buffers are available"))
+  (switch-to-buffer (ring-previous +eshell-buffers (current-buffer))))
+
+;;;###autoload
+(defun +eshell/switch-to-last ()
+  "Switch to the last eshell buffer that was open (and is still alive)."
+  (interactive)
+  (unless (buffer-live-p +eshell--last-buffer)
+    (setq +eshell--last-buffer nil)
+    (user-error "No last eshell buffer to jump to"))
+  (switch-to-buffer +eshell--last-buffer))
+
+;;;###autoload
+(defun +eshell/switch-to (buffer)
+  "Interactively switch to another eshell buffer."
+  (interactive
+   (let ((buffers (doom-buffers-in-mode
+                   'eshell-mode (delq (current-buffer) (+eshell-buffers)))))
+     (if (not buffers)
+         (user-error "No eshell buffers are available")
+       (list
+        (completing-read "Eshell buffers"
+                         (mapcar #'buffer-name buffers)
+                         #'get-buffer
+                         'require-match
+                         nil nil
+                         (when (eq major-mode 'eshell-mode)
+                           (buffer-name (current-buffer))))))))
+  (if-let* ((window (get-buffer-window buffer)))
+      (select-window window)
+    (switch-to-buffer buffer)))
+
+;;;###autoload
+(defun +eshell/kill-and-close ()
+  "Kill the current eshell buffer and close its window."
+  (interactive)
+  (unless (eq major-mode 'eshell-mode)
+    (user-error "Not in an eshell buffer"))
+  (let ((+eshell-kill-window-on-exit t))
+    (kill-current-buffer)))
+
+
+;;
+;;; Hooks
+
+;;;###autoload
+(defun +eshell-init-h ()
+  "Initialize and track this eshell buffer in `+eshell-buffers'."
+  (let ((current-buffer (current-buffer)))
+    (dolist (buf (+eshell-buffers))
+      (unless (buffer-live-p buf)
+        (+eshell--remove-buffer buf)))
+    (+eshell--setup-window (get-buffer-window current-buffer))
+    (+eshell--add-buffer current-buffer)
+    (setq +eshell--last-buffer current-buffer)))
+
+;;;###autoload
+(defun +eshell-cleanup-h ()
+  "Close window (or workspace) on quit."
+  (let ((buf (current-buffer)))
+    (when (+eshell--remove-buffer buf)
+      (when-let (win (get-buffer-window buf))
+        (+eshell--setup-window win nil)
+        (cond ((and (one-window-p t)
+                    (window-configuration-p (frame-parameter nil 'saved-wconf)))
+               (set-window-configuration (frame-parameter nil 'saved-wconf))
+               (set-frame-parameter nil 'saved-wconf nil))
+              ((one-window-p)
+               (let ((prev (save-window-excursion (previous-buffer))))
+                 (unless (and prev (doom-real-buffer-p prev))
+                   (switch-to-buffer (doom-fallback-buffer)))))
+              ((or (window-dedicated-p win)
+                   +eshell-kill-window-on-exit)
+               (let ((ignore-window-parameters t)
+                     (popup-p (window-dedicated-p win)))
+                 (delete-window win)
+                 (when popup-p
+                   (cl-loop for win in (window-list)
+                            for buf = (window-buffer win)
+                            for mode = (buffer-local-value 'major-mode buf)
+                            if (eq mode 'eshell-mode)
+                            return (select-window win))))))))))
+
+;;;###autoload
+(defun +eshell-switch-workspace-fn (type)
+  (when (eq type 'frame)
+    (setq +eshell-buffers
+          (or (persp-parameter 'eshell-buffers)
+              (make-ring 25)))))
+
+;;;###autoload
+(defun +eshell-save-workspace-fn (_workspace target)
+  (when (framep target)
+    (set-persp-parameter 'eshell-buffers +eshell-buffers)))

.emacs.d/modules/term/eshell/autoload/evil.el

@@ -0,0 +1,69 @@
+;;; term/eshell/autoload/evil.el -*- lexical-binding: t; -*-
+;;;###if (featurep! :editor evil)
+
+;;;###autoload (autoload '+eshell:run "term/eshell/autoload/evil" nil t)
+(evil-define-command +eshell:run (command bang)
+  "TODO"
+  (interactive "<fsh><!>")
+  (let ((buffer (+eshell-last-buffer))
+        (command (+evil-resolve-vim-path-a command)))
+    (cond (buffer
+           (select-window (get-buffer-window buffer))
+           (+eshell-run-command command buffer))
+          (bang (+eshell/open nil command))
+          ((+eshell/open-popup nil command)))))
+
+;;;###autoload
+(defun +eshell-goto-prompt-on-insert-a ()
+  "Move cursor to the prompt when switching to insert mode (if point isn't
+already there).
+
+  Meant to replace `evil-collection-eshell-next-prompt-on-insert'."
+  (when (< (point) eshell-last-output-end)
+    (goto-char
+     (if (memq this-command '(evil-append evil-append-line))
+         (point-max)
+       eshell-last-output-end))))
+
+;;;###autoload
+(defun +eshell/goto-end-of-prompt ()
+  "Move cursor to the prompt when switching to insert mode (if point isn't
+already there)."
+  (interactive)
+  (goto-char (point-max))
+  (evil-append 1))
+
+;;;###autoload (autoload '+eshell/evil-change "term/eshell/autoload/evil" nil t)
+(evil-define-operator +eshell/evil-change (beg end type register yank-handler delete-func)
+  "Like `evil-change' but will not delete/copy the prompt."
+  (interactive "<R><x><y>")
+  (save-restriction
+    (narrow-to-region eshell-last-output-end (point-max))
+    (evil-change (max beg (point-min))
+                 (if (eq type 'line) (point-max) (min (or end (point-max)) (point-max)))
+                 type register yank-handler delete-func)))
+
+;;;###autoload (autoload '+eshell/evil-change-line "term/eshell/autoload/evil" nil t)
+(evil-define-operator +eshell/evil-change-line (beg end type register yank-handler)
+  "Change to end of line."
+  :motion evil-end-of-line
+  (interactive "<R><x><y>")
+  (+eshell/evil-change beg end type register yank-handler #'evil-delete-line))
+
+;;;###autoload (autoload '+eshell/evil-delete "term/eshell/autoload/evil" nil t)
+(evil-define-operator +eshell/evil-delete (beg end type register yank-handler)
+  "Like `evil-delete' but will not delete/copy the prompt."
+  (interactive "<R><x><y>")
+  (save-restriction
+    (narrow-to-region eshell-last-output-end (point-max))
+    (evil-delete (if beg (max beg (point-min)) (point-min))
+                 (if (eq type 'line) (point-max) (min (or end (point-max)) (point-max)))
+                 type register yank-handler)))
+
+;;;###autoload (autoload '+eshell/evil-delete-line "term/eshell/autoload/evil" nil t)
+(evil-define-operator +eshell/evil-delete-line (_beg end type register yank-handler)
+  "Change to end of line."
+  :motion nil
+  :keep-visual t
+  (interactive "<R><x>")
+  (+eshell/evil-delete (point) end type register yank-handler))

.emacs.d/modules/term/eshell/autoload/prompts.el

@@ -0,0 +1,34 @@
+;;; term/eshell/autoload/prompts.el -*- lexical-binding: t; -*-
+
+;;;###autoload
+(defface +eshell-prompt-pwd '((t (:inherit font-lock-constant-face)))
+  "TODO"
+  :group 'eshell)
+
+;;;###autoload
+(defface +eshell-prompt-git-branch '((t (:inherit font-lock-builtin-face)))
+  "TODO"
+  :group 'eshell)
+
+
+(defun +eshell--current-git-branch ()
+  (cl-destructuring-bind (status . output)
+      (doom-call-process "git" "name-rev" "--name-only" "HEAD")
+    (if (equal status 0)
+        (format " [%s]" output)
+      "")))
+
+;;;###autoload
+(defun +eshell-default-prompt-fn ()
+  "Generate the prompt string for eshell. Use for `eshell-prompt-function'."
+  (require 'shrink-path)
+  (concat (if (bobp) "" "\n")
+          (let ((pwd (eshell/pwd)))
+            (propertize (if (equal pwd "~")
+                            pwd
+                          (abbreviate-file-name (shrink-path-file pwd)))
+                        'face '+eshell-prompt-pwd))
+          (propertize (+eshell--current-git-branch)
+                      'face '+eshell-prompt-git-branch)
+          (propertize " λ" 'face (if (zerop eshell-last-command-status) 'success 'error))
+          " "))

.emacs.d/modules/term/eshell/autoload/settings.el

@@ -0,0 +1,26 @@
+;;; term/eshell/autoload/settings.el -*- lexical-binding: t; -*-
+
+;;;###autodef
+(defun set-eshell-alias! (&rest aliases)
+  "Define aliases for eshell.
+
+ALIASES is a flat list of alias -> command pairs. e.g.
+
+  (set-eshell-alias!
+    \"hi\"  \"echo hello world\"
+    \"bye\" \"echo goodbye world\")"
+  (or (cl-evenp (length aliases))
+      (signal 'wrong-number-of-arguments (list 'even (length aliases))))
+  (after! eshell
+    (while aliases
+      (let ((alias (pop aliases))
+            (command (pop aliases)))
+        (if-let* ((oldval (assoc alias +eshell-aliases)))
+            (setcdr oldval (list command))
+          (push (list alias command) +eshell-aliases))))
+    (when (boundp 'eshell-command-aliases-list)
+      (if +eshell--default-aliases
+          (setq eshell-command-aliases-list
+                (append +eshell--default-aliases
+                        +eshell-aliases))
+        (setq eshell-command-aliases-list +eshell-aliases)))))