refactoring code

init.el

@@ -1,60 +1,114 @@
+;;; init.el --- .Emacs Configuration -*- lexical-binding: t -*-
+;;; Commentary:
+;;
 ;; Emacs!!!
 
-(package-initialize)
+;;; Code:
+;; Without this comment emacs25 adds (package-initialize) here
+;; (package-initialize)
 
-(when (version<= emacs-version "24")
+;;; Time Mark
-  (error "This is made form Emacs >=24"))
+(setq emacs-load-start-time (current-time))
 
-(defconst emacs-start-time (current-time))
+(setq package-check-signature 'allow-unsigned)
-(add-to-list 'load-path (expand-file-name "~/.emacs.d/lisp/" user-emacs-directory))
 
-;;; Raise garbage collection threshold after init
+;;; Fix TLS emacs 26.x
-(add-hook 'after-init-hook
+(if (version<= emacs-version "26.2")
-	  (lambda () (setq gc-cons-threshold local/gc-cons-threshold)))
+    (setq gnutls-algorithm-priority "NORMAL:-VERS-TLS1.3"))
 
-;;; Custom variables
+;;; Welcome message
-(setq custom-file (expand-file-name "custom.el" user-emacs-directory))
+(setq-default initial-scratch-message
-;;; Custom settings
+              (concat ";; Happy hacking, " user-login-name " - Emacs loves you!\n\n"))
-(setq settings-file (expand-file-name "settings.el" user-emacs-directory))
+
+(defvar before-user-init-time (current-time)
+  "Value of `current-time' when Emacs begins loading `user-init-file'.")
+
+;;; Garbage Collector
+(progn
+  ;; Set this to true to find GC issues.
+  (setq garbage-collection-messages nil)
+
+  ;; Increase the gc-cons-threshold to a very high number to decrease
+  ;; the load and compile time. The value will be decreased
+  ;; significantly after initialization to avoid long GC pauses during
+  ;; normal usage.
+  (setq gc-cons-threshold 402653184
+        gc-cons-percentage 0.6)
+
+  (setq read-process-output-max (* 1024 1024)) ;; 1mb
+
+  ;; Reset GC to normal values.
+  (add-hook 'emacs-startup-hook
+            (lambda ()
+              (message
+               "[STARTUP] Loading %s...done (%.3fs)" user-init-file
+               (float-time (time-subtract (current-time)
+                                          before-user-init-time)))
+
+              (when init-file-debug
+                (message "Rolling back GC settings to sane values."))
+              (setq gc-cons-threshold 16777216
+                    gc-cons-percentage 0.1))))
+
+;;; Modules directory
+(push (concat user-emacs-directory "lisp") load-path)
 
-;;; Loads settings file
-(when (file-exists-p custom-file)
-  (load settings-file))
 ;;;------------------------------
 ;;; Features
 ;;;------------------------------
-(require 'init-security)
+;;; https://stackoverflow.com/questions/2816019/in-lisp-avoid-cannot-open-load-file-when-using-require
-(require 'init-elpa)
-;; theme
-(require 'init-theme)
-;; Utils
-(require 'init-utils)
-;; GUI
-(require 'init-nlinum)
-(require 'init-gui)
-(require 'init-editing-utils)
-(require 'init-modeline)
-(require 'init-indent-guides)
-;; Tools
-(require 'init-flycheck)
-;; Languages
-(require 'init-markdown)
-(require 'init-python)
-(require 'init-pkgbuild)
-(require 'init-php)
-(require 'init-less)
-(require 'init-sass)
-(require 'init-scss)
-;; Plus
-(require 'init-rainbow)
 
+;; @see https://www.reddit.com/r/emacs/comments/3kqt6e/2_easy_little_known_steps_to_speed_up_emacs_start/
+;; Normally file-name-handler-alist is set to
+;; (("\\`/[^/]*\\'" . tramp-completion-file-name-handler)
+;; ("\\`/[^/|:][^/|]*:" . tramp-file-name-handler)
+;; ("\\`/:" . file-name-non-special))
+;; Which means on every .el and .elc file loaded during start up, it has to runs those regexps against the filename.
+(let* ((file-name-handler-alist nil))
+  ;; package-initialize' takes 35% of startup time
+  ;; need check https://github.com/hlissner/doom-emacs/wiki/FAQ#how-is-dooms-startup-so-fast for solution
+  (require 'init-security)
+  (require 'init-elpa)
+  ;; theme
+  (require 'init-theme)
+  ;; Utils
+  (require 'init-utils)
+  ;; GUI
+  (require 'init-nlinum)
+  (require 'init-gui)
+  (require 'init-editing-utils)
+  (require 'init-modeline)
+  (require 'init-indent-guides)
+  ;; Tools
+  (require 'init-flycheck)
+  ;; Languages
+  (require 'init-markdown)
+  (require 'init-python)
+  (require 'init-pkgbuild)
+  (require 'init-php)
+  (require 'init-less)
+  (require 'init-sass)
+  (require 'init-scss)
+  ;; Plus
+  (require 'init-rainbow))
+
+;;; Custom variables
+(setq custom-file (expand-file-name "custom.el" user-emacs-directory))
 ;;; Loads custom file
 (when (file-exists-p custom-file)
   (load custom-file))
 
-(when window-system
+;;; Settings
-  (let ((elapsed (float-time (time-subtract (current-time)
+(setq settings-file (expand-file-name "settings.el" user-emacs-directory))
-                                            emacs-start-time))))
+;;; Loads settings file
-    (message "[STARTUP] Loading %s ... done (%.3fs)" load-file-name elapsed)))
+(when (file-exists-p custom-file)
+  (load settings-file))
+
+;; enable erase-buffer command
+(put 'erase-buffer 'disabled nil)
 
 (provide 'init)
+;; Local Variables:
+;; byte-compile-warnings: (not free-vars)
+;; End:
+;;; init.el ends here

lisp/init-editing-utils.el

@@ -32,5 +32,4 @@
 (setq-default
  indent-tabs-mode nil)
 
-(myemacs/elapsed-time)
 (provide 'init-editing-utils)

lisp/init-elpa.el

@@ -12,23 +12,18 @@
 ;; Repositories
 ;; ================
 (setq package-archives
-      '(("melpa" . "https://melpa.org/packages/")
+      '(("GNU ELPA"     . "https://elpa.gnu.org/packages/")
-      ;;("melpa-stable" . "https://stable.melpa.org/packages/")
+        ("MELPA Stable" . "https://stable.melpa.org/packages/")
-        ("gnu" . "https://elpa.gnu.org/packages/")
+        ("ORG"          . "https://orgmode.org/elpa/")
-        ("org" . "https://orgmode.org/elpa/")))
+        ("MELPA"        . "https://melpa.org/packages/"))
+      package-archive-priorities
+      '(("MELPA Stable" . 10)
+        ("GNU ELPA"     . 5)
+        ("ORG"          . 3)
+        ("MELPA"        . 0)))
 
-(setq package-archive-priorities
-      '(("melpa" . 4)
-        ("melpa-stable" . 0)
-        ("gnu" . 1)
-        ("org" . 3)))
 ;; =================
 
-;; Refresh packages in Emacs
-;; ==========================
-(when (not package-archive-contents)
-    (package-refresh-contents))
-
 ;;; Find packages if not installed
 ;; ================================
 ;;; On-demand installation of packages

lisp/init-modeline.el

@@ -42,5 +42,4 @@
 (global-set-key (kbd "M-%") 'anzu-query-replace)
 (global-set-key (kbd "s-<SPC>") 'anzu-query-replace)
 
-(myemacs/elapsed-time)
 (provide 'init-modeline)

lisp/init-php.el

@@ -60,5 +60,4 @@
 
 (add-hook 'php-mode-hook 'my/php-mode-stuff)
 
-(myemacs/elapsed-time)
 (provide 'init-php)

lisp/init-utils.el

@@ -18,7 +18,4 @@
     '(eval-after-load ,feature
        '(progn ,@body))))
 
-;; Elapsed time
-(myemacs/elapsed-time)
-
 (provide 'init-utils)

lisp/lib/myemacs.el

@@ -1,18 +0,0 @@
-;;----------------------------------------------------------------------------
-;; Some cool functions
-;;----------------------------------------------------------------------------
-;; These functions are made by me (Quitter: @heckyel) or
-;; heavily modified by me
-
-;;----------------------------------------------------------------------------
-;; Toggles fullscreen
-;;----------------------------------------------------------------------------
-(defun myemacs/toggle-fullscreen ()
-       (interactive)
-       (x-send-client-message nil 0 nil "_NET_WM_STATE" 32
-                              '(2 "_NET_WM_STATE_FULLSCREEN" 0)))
-
-(defun myemacs/elapsed-time ()
-  (let ((elapsed (float-time (time-subtract (current-time)
-                                            emacs-start-time))))
-    (message "[STARTUP] Loading %s ... done (%.3fs)" load-file-name elapsed)))