added typescript and readme

README.md

@@ -0,0 +1,11 @@
+# My EMACS configuration #
+
+Supports:
+* JavaScript
+* JSON
+* Typescript
+* Rust
+
+Addons:
+* Autocompletion
+* Projectile

ac-comphist.dat

@@ -33,7 +33,7 @@
   ("exports" .
    [1 0 0 0 0 0 0])
   ("require" .
-   [2 0 0 0 0 0 0])
+   [3 0 0 0 0 0 0])
   ("StepDefinitionTypes" .
    [1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0])
   ("END" .
@@ -87,4 +87,12 @@
   ("wprocess" .
    [1 0 0 0 1 0 0 0])
   ("false" .
-   [1 0 0 0 0])))
+   [1 0 0 0 0])
+  ("typescript-mode" .
+   [0 0 0 0 0 0 0 1 0 0 1 0 0 0 0])
+  ("add-hook" .
+   [1 0 0 0 0 0 0 0])
+  ("json-mode" .
+   [0 0 0 0 0 0 0 1 0])
+  ("flycheck-mode" .
+   [0 0 0 0 0 1 0 0 0 0 0 0 0])))

elpa/archives/gnu/archive-contents.signed

@@ -0,0 +1 @@
+Good signature from 066DAFCB81E42C40 GNU ELPA Signing Agent (2019) <elpasign@elpa.gnu.org> (trust undefined) created at 2019-10-27T10:10:02+0100 using RSA

elpa/async-20191009.1018/async-bytecomp.el

@@ -42,14 +42,21 @@
 (require 'async)
 
 (defcustom async-bytecomp-allowed-packages
+  ;; FIXME: Arguably the default should be `all', but currently
+  ;; this minor mode is silently/forcefully enabled by Helm and Magit to ensure
+  ;; they get compiled asynchronously, so this conservative default value is
+  ;; here to make sure that the mode can be enabled without the user's
+  ;; explicit consent.
   '(async helm helm-core helm-ls-git helm-ls-hg magit)
   "Packages in this list will be compiled asynchronously by `package--compile'.
 All the dependencies of these packages will be compiled async too,
 so no need to add dependencies to this list.
-The value of this variable can also be a list with a single element,
-the symbol `all', in this case packages are always compiled asynchronously."
+The value of this variable can also be the symbol `all', in this case
+all packages are always compiled asynchronously."
   :group 'async
-  :type '(repeat (choice symbol)))
+  :type '(choice
+          (const :tag "All packages" all)
+          (repeat symbol)))
 
 (defvar async-byte-compile-log-file
   (concat user-emacs-directory "async-bytecomp.log"))
@@ -109,46 +116,30 @@ All *.elc files are systematically deleted before proceeding."
 (defvar package-alist)
 (declare-function package-desc-reqs "package.el" (cl-x))
 
-(defun async-bytecomp--get-package-deps (pkg &optional only)
+(defun async-bytecomp--get-package-deps (pkgs)
   ;; Same as `package--get-deps' but parse instead `package-archive-contents'
   ;; because PKG is not already installed and not present in `package-alist'.
   ;; However fallback to `package-alist' in case PKG no more present
   ;; in `package-archive-contents' due to modification to `package-archives'.
   ;; See issue #58.
-  (let* ((pkg-desc (cadr (or (assq pkg package-archive-contents)
-                             (assq pkg package-alist))))
-         (direct-deps (cl-loop for p in (package-desc-reqs pkg-desc)
-                               for name = (car p)
-                               when (or (assq name package-archive-contents)
-                                        (assq name package-alist))
-                               collect name))
-         (indirect-deps (unless (eq only 'direct)
-                          (delete-dups
-                           (cl-loop for p in direct-deps append
-                                    (async-bytecomp--get-package-deps p))))))
-    (cl-case only
-      (direct   direct-deps)
-      (separate (list direct-deps indirect-deps))
-      (indirect indirect-deps)
-      (t        (delete-dups (append direct-deps indirect-deps))))))
-
-(defun async-bytecomp-get-allowed-pkgs ()
-  (when (and async-bytecomp-allowed-packages
-             (listp async-bytecomp-allowed-packages))
-    (if package-archive-contents
-        (cl-loop for p in async-bytecomp-allowed-packages
-                 when (assq p package-archive-contents)
-                 append (async-bytecomp--get-package-deps p) into reqs
-                 finally return
-                 (delete-dups
-                  (append async-bytecomp-allowed-packages reqs)))
-        async-bytecomp-allowed-packages)))
+  (let ((seen '()))
+    (while pkgs
+      (let ((pkg (pop pkgs)))
+        (unless (memq pkg seen)
+          (let ((pkg-desc (cadr (or (assq pkg package-archive-contents)
+                                    (assq pkg package-alist)))))
+            (when pkg-desc
+              (push pkg seen)
+              (setq pkgs (append (mapcar #'car (package-desc-reqs pkg-desc))
+                                 pkgs)))))))
+    seen))
 
 (defadvice package--compile (around byte-compile-async)
   (let ((cur-package (package-desc-name pkg-desc))
         (pkg-dir (package-desc-dir pkg-desc)))
-    (if (or (equal async-bytecomp-allowed-packages '(all))
-            (memq cur-package (async-bytecomp-get-allowed-pkgs)))
+    (if (or (member async-bytecomp-allowed-packages '(t all (all)))
+            (memq cur-package (async-bytecomp--get-package-deps
+                               async-bytecomp-allowed-packages)))
         (progn
           (when (eq cur-package 'async)
             (fmakunbound 'async-byte-recompile-directory))

elpa/async-20191009.1018/async-pkg.el

@@ -1,4 +1,4 @@
-(define-package "async" "20190503.656" "Asynchronous processing in Emacs" 'nil :keywords
+(define-package "async" "20191009.1018" "Asynchronous processing in Emacs" 'nil :keywords
   '("async")
   :url "https://github.com/jwiegley/emacs-async")
 ;; Local Variables:

elpa/flymake-easy-20140818.755/flymake-easy-autoloads.el

@@ -0,0 +1,22 @@
+;;; flymake-easy-autoloads.el --- automatically extracted autoloads
+;;
+;;; Code:
+
+(add-to-list 'load-path (directory-file-name
+                         (or (file-name-directory #$) (car load-path))))
+
+
+;;;### (autoloads nil "flymake-easy" "flymake-easy.el" (0 0 0 0))
+;;; Generated autoloads from flymake-easy.el
+
+(if (fboundp 'register-definition-prefixes) (register-definition-prefixes "flymake-easy" '("flymake-easy-")))
+
+;;;***
+
+;; Local Variables:
+;; version-control: never
+;; no-byte-compile: t
+;; no-update-autoloads: t
+;; coding: utf-8
+;; End:
+;;; flymake-easy-autoloads.el ends here

elpa/flymake-easy-20140818.755/flymake-easy-pkg.el

@@ -0,0 +1,2 @@
+;;; -*- no-byte-compile: t -*-
+(define-package "flymake-easy" "20140818.755" "Helpers for easily building flymake checkers" 'nil :commit "de41ea49503f71f997e5c359a2ad08df696c0147" :keywords '("convenience" "internal") :authors '(("Steve Purcell" . "steve@sanityinc.com")) :maintainer '("Steve Purcell" . "steve@sanityinc.com") :url "https://github.com/purcell/flymake-easy")

elpa/flymake-easy-20140818.755/flymake-easy.el

@@ -0,0 +1,151 @@
+;;; flymake-easy.el --- Helpers for easily building flymake checkers
+
+;; Copyright (C) 2012 Steve Purcell
+
+;; Author: Steve Purcell <steve@sanityinc.com>
+;; URL: https://github.com/purcell/flymake-easy
+;; Package-Version: 20140818.755
+;; Version: DEV
+;; Keywords: convenience, internal
+
+;; This program is free software; you can redistribute it and/or modify
+;; it under the terms of the GNU General Public License as published by
+;; the Free Software Foundation, either version 3 of the License, or
+;; (at your option) any later version.
+
+;; This program is distributed in the hope that it will be useful,
+;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;; GNU General Public License for more details.
+
+;; You should have received a copy of the GNU General Public License
+;; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+;;; Commentary:
+
+;; This library provides the `flymake-easy-load' helper function for
+;; setting up flymake checkers. Just call that function with the
+;; appropriate arguments in a major mode hook function. See
+;; `flymake-ruby' for an example:
+;; https://github.com/purcell/flymake-ruby
+
+;;; Code:
+
+(require 'flymake)
+
+(defvar flymake-easy--active nil
+  "Indicates when flymake-easy-load has successfully run in this buffer.")
+(defvar flymake-easy--command-fn nil
+  "The user-specified function for building the flymake command.")
+(defvar flymake-easy--location nil
+  "Where to create the temp file when checking, one of 'tempdir, 'inplace or
+'temp-with-folder.")
+(defvar flymake-easy--extension nil
+  "The canonical file name extension to use for the current file.")
+
+(mapc 'make-variable-buffer-local
+      '(flymake-easy--active
+        flymake-easy--command-fn
+        flymake-easy--location
+        flymake-easy--extension))
+
+(defun flymake-easy--tempfile-in-temp-dir (file-name prefix)
+  "Create a temporary file for storing the contents of FILE-NAME in the system tempdir.
+Argument PREFIX temp file prefix, supplied by flymake."
+  (make-temp-file (or prefix "flymake-easy")
+                  nil
+                  (concat "." flymake-easy--extension)))
+
+(defun flymake-easy--flymake-init ()
+  "A catch-all flymake init function for use in `flymake-allowed-file-name-masks'."
+  (let* ((tempfile
+          (flymake-init-create-temp-buffer-copy
+           (cond
+            ((eq 'tempdir flymake-easy--location)
+             'flymake-easy--tempfile-in-temp-dir)
+            ((eq 'inplace flymake-easy--location)
+             'flymake-create-temp-inplace)
+            ((eq 'temp-with-folder flymake-easy--location)
+             'flymake-create-temp-with-folder-structure)
+            (t
+             (error "unknown location for flymake-easy: %s" flymake-easy--location)))))
+         (command (funcall flymake-easy--command-fn tempfile)))
+    (list (car command) (cdr command))))
+
+(defun flymake-easy-exclude-buffer-p ()
+  "Whether to skip flymake in the current buffer."
+  (and (fboundp 'tramp-tramp-file-p)
+       (buffer-file-name)
+       (tramp-tramp-file-p (buffer-file-name))))
+
+(defun flymake-easy-load (command-fn &optional err-line-patterns location extension warning-re info-re)
+  "Enable flymake in the containing buffer using a specific narrow configuration.
+Argument COMMAND-FN function called to build the
+   command line to run (receives filename, returns list).
+Argument ERR-LINE-PATTERNS patterns for identifying errors (see `flymake-err-line-patterns').
+Argument EXTENSION a canonical extension for this type of source file, e.g. \"rb\".
+Argument LOCATION where to create the temporary copy: one of 'tempdir (default), 'inplace or 'temp-with-folder
+Argument WARNING-RE a pattern which identifies error messages as warnings.
+Argument INFO-RE a pattern which identifies messages as infos (supported only
+by the flymake fork at https://github.com/illusori/emacs-flymake)."
+  (let ((executable (car (funcall command-fn "dummy"))))
+    (if (executable-find executable) ;; TODO: defer this checking
+        (unless (flymake-easy-exclude-buffer-p)
+          (setq flymake-easy--command-fn command-fn
+                flymake-easy--location (or location 'tempdir)
+                flymake-easy--extension extension
+                flymake-easy--active t)
+          (set (make-local-variable 'flymake-allowed-file-name-masks)
+               '(("." flymake-easy--flymake-init)))
+          (when err-line-patterns
+            (set (make-local-variable 'flymake-err-line-patterns) err-line-patterns))
+          (dolist (var '(flymake-warning-re flymake-warn-line-regexp))
+            (set (make-local-variable var) (or warning-re "^[wW]arn")))
+          (when (boundp 'flymake-info-line-regexp)
+            (set (make-local-variable 'flymake-info-line-regexp)
+                 (or info-re "^[iI]nfo")))
+          (flymake-mode t))
+      (message "Not enabling flymake: '%s' program not found" executable))))
+
+;; Internal overrides for flymake
+
+(defun flymake-easy--find-all-matches (str)
+  "Return every match for `flymake-err-line-patterns' in STR.
+
+This is a judicious override for `flymake-split-output', enabled
+by the advice below, which allows for matching multi-line
+patterns."
+  (let (matches
+        (last-match-end-pos 0))
+    (dolist (pattern flymake-err-line-patterns)
+      (let ((regex (car pattern))
+            (pos 0))
+        (while (string-match regex str pos)
+          (push (match-string 0 str) matches)
+          (setq pos (match-end 0)))
+        (setq last-match-end-pos (max pos last-match-end-pos))))
+    (let ((residual (substring str last-match-end-pos)))
+      (list matches
+            (unless (string= "" residual) residual)))))
+
+(defadvice flymake-split-output (around flymake-easy--split-output (output) activate protect)
+  "Override `flymake-split-output' to support mult-line error messages."
+  (setq ad-return-value (if flymake-easy--active
+                            (flymake-easy--find-all-matches output)
+                          ad-do-it)))
+
+
+(defadvice flymake-post-syntax-check (before flymake-easy--force-check-was-interrupted activate)
+  (when flymake-easy--active
+    (setq flymake-check-was-interrupted t)))
+
+
+(provide 'flymake-easy)
+
+;; Local Variables:
+;; coding: utf-8
+;; byte-compile-warnings: (not cl-functions)
+;; eval: (checkdoc-minor-mode 1)
+;; End:
+
+;;; flymake-easy.el ends here

elpa/flymake-json-20180511.911/flymake-json-autoloads.el

@@ -0,0 +1,32 @@
+;;; flymake-json-autoloads.el --- automatically extracted autoloads
+;;
+;;; Code:
+
+(add-to-list 'load-path (directory-file-name
+                         (or (file-name-directory #$) (car load-path))))
+
+
+;;;### (autoloads nil "flymake-json" "flymake-json.el" (0 0 0 0))
+;;; Generated autoloads from flymake-json.el
+
+(autoload 'flymake-json-load "flymake-json" "\
+Configure flymake mode to check the current buffer's javascript syntax.
+
+\(fn)" t nil)
+
+(autoload 'flymake-json-maybe-load "flymake-json" "\
+Call `flymake-json-load' if this file appears to be json.
+
+\(fn)" t nil)
+
+(if (fboundp 'register-definition-prefixes) (register-definition-prefixes "flymake-json" '("flymake-json-")))
+
+;;;***
+
+;; Local Variables:
+;; version-control: never
+;; no-byte-compile: t
+;; no-update-autoloads: t
+;; coding: utf-8
+;; End:
+;;; flymake-json-autoloads.el ends here

elpa/flymake-json-20180511.911/flymake-json-pkg.el

@@ -0,0 +1,2 @@
+;;; -*- no-byte-compile: t -*-
+(define-package "flymake-json" "20180511.911" "A flymake handler for json using jsonlint" '((flymake-easy "0.1")) :commit "ae58795f948402e987cda4c15f10354f8ec2d0fd" :authors '(("Steve Purcell" . "steve@sanityinc.com")) :maintainer '("Steve Purcell" . "steve@sanityinc.com") :url "https://github.com/purcell/flymake-json")

elpa/flymake-json-20180511.911/flymake-json.el

@@ -0,0 +1,79 @@
+;;; flymake-json.el --- A flymake handler for json using jsonlint
+
+;; Copyright (c) 2013-2017 Steve Purcell
+
+;; Author: Steve Purcell <steve@sanityinc.com>
+;; Homepage: https://github.com/purcell/flymake-json
+;; Package-Version: 20180511.911
+;; Package-X-Original-Version: 0
+;; Package-Requires: ((flymake-easy "0.1"))
+
+;; This program is free software; you can redistribute it and/or modify
+;; it under the terms of the GNU General Public License as published by
+;; the Free Software Foundation, either version 3 of the License, or
+;; (at your option) any later version.
+
+;; This program is distributed in the hope that it will be useful,
+;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;; GNU General Public License for more details.
+
+;; You should have received a copy of the GNU General Public License
+;; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+;;; Commentary:
+
+;; This package requires the "jsonlint" program, which can be installed using npm:
+;;
+;;    npm install jsonlint -g
+;;
+;; Usage:
+;;
+;;   (require 'flymake-json)
+;;
+;; Then, if you're using `json-mode':
+;;
+;;   (add-hook 'json-mode-hook 'flymake-json-load)
+;;
+;; or, if you use `js-mode' for json:
+;;
+;;   (add-hook 'js-mode-hook 'flymake-json-maybe-load)
+;;
+;; otherwise:
+;;
+;;   (add-hook 'find-file-hook 'flymake-json-maybe-load)
+;;
+;; Uses flymake-easy, from https://github.com/purcell/flymake-easy
+
+;;; Code:
+
+(require 'flymake-easy)
+
+(defconst flymake-json-err-line-patterns
+  '(("^\\(.+\\)\: line \\([0-9]+\\), col \\([0-9]+\\), \\(.+\\)$" nil 2 3 4)))
+
+(defun flymake-json-command (filename)
+  "Construct a command that flymake can use to check json source in FILENAME."
+  (list "jsonlint" "-c" "-q" filename))
+
+
+;;;###autoload
+(defun flymake-json-load ()
+  "Configure flymake mode to check the current buffer's javascript syntax."
+  (interactive)
+  (flymake-easy-load 'flymake-json-command
+                     flymake-json-err-line-patterns
+                     'tempdir
+                     "json"))
+
+;;;###autoload
+(defun flymake-json-maybe-load ()
+  "Call `flymake-json-load' if this file appears to be json."
+  (interactive)
+  (if (and buffer-file-name
+           (string= "json" (file-name-extension buffer-file-name)))
+      (flymake-json-load)))
+
+
+(provide 'flymake-json)
+;;; flymake-json.el ends here

elpa/helm-20191026.431/helm-autoloads.el

@@ -694,6 +694,9 @@ Keys description:
 - MATCH-PART: Allow matching only one part of candidate.
   See match-part documentation in `helm-source'.
 
+- MATCH-DYNAMIC: See match-dynamic in `helm-source-sync'
+  It have no effect when used with CANDIDATES-IN-BUFFER.
+
 - ALLOW-NEST: Allow nesting this `helm-comp-read' in a helm session.
   See `helm'.
 
@@ -707,7 +710,7 @@ in `helm-current-prefix-arg', otherwise if prefix args were given before
 That's mean you can pass prefix args before or after calling a command
 that use `helm-comp-read' See `helm-M-x' for example.
 
-\(fn PROMPT COLLECTION &key TEST INITIAL-INPUT DEFAULT PRESELECT (BUFFER \"*Helm Completions*\") MUST-MATCH FUZZY REVERSE-HISTORY (REQUIRES-PATTERN 0) HISTORY INPUT-HISTORY (CASE-FOLD helm-comp-read-case-fold-search) (DEL-INPUT t) (PERSISTENT-ACTION nil) (PERSISTENT-HELP \"DoNothing\") (MODE-LINE helm-comp-read-mode-line) HELP-MESSAGE (KEYMAP helm-comp-read-map) (NAME \"Helm Completions\") HEADER-NAME CANDIDATES-IN-BUFFER MATCH-PART EXEC-WHEN-ONLY-ONE QUIT-WHEN-NO-CAND (VOLATILE t) SORT FC-TRANSFORMER HIST-FC-TRANSFORMER MARKED-CANDIDATES NOMARK (ALISTP t) (CANDIDATE-NUMBER-LIMIT helm-candidate-number-limit) MULTILINE ALLOW-NEST (GROUP \\='helm))" nil nil)
+\(fn PROMPT COLLECTION &key TEST INITIAL-INPUT DEFAULT PRESELECT (BUFFER \"*Helm Completions*\") MUST-MATCH FUZZY REVERSE-HISTORY (REQUIRES-PATTERN 0) HISTORY INPUT-HISTORY (CASE-FOLD helm-comp-read-case-fold-search) (DEL-INPUT t) (PERSISTENT-ACTION nil) (PERSISTENT-HELP \"DoNothing\") (MODE-LINE helm-comp-read-mode-line) HELP-MESSAGE (KEYMAP helm-comp-read-map) (NAME \"Helm Completions\") HEADER-NAME CANDIDATES-IN-BUFFER MATCH-PART MATCH-DYNAMIC EXEC-WHEN-ONLY-ONE QUIT-WHEN-NO-CAND (VOLATILE t) SORT FC-TRANSFORMER HIST-FC-TRANSFORMER MARKED-CANDIDATES NOMARK (ALISTP t) (CANDIDATE-NUMBER-LIMIT helm-candidate-number-limit) MULTILINE ALLOW-NEST (GROUP \\='helm))" nil nil)
 
 (autoload 'helm-read-file-name "helm-mode" "\
 Read a file name with helm completion.

elpa/helm-20191026.431/helm-files.el

@@ -3878,8 +3878,9 @@ is helm-source-find-files."
       (let* ((beg (and (use-region-p) (region-beginning)))
              (end (and (use-region-p) (region-end)))
              (str (and beg end (buffer-substring-no-properties beg end)))
-             (ffap (or (and helm-ff-guess-ffap-urls ffap-url-regexp
-                            (ffap-fixup-url (ffap-url-at-point)))
+             (ffap (or (helm-aand helm-ff-guess-ffap-urls ffap-url-regexp
+                                  (ffap-fixup-url (ffap-url-at-point))
+                                  (and (string-match ffap-url-regexp it) it))
                        (ffap-file-at-point))))
         ;; Workaround emacs bugs:
         ;; When the region is active and a file is detected

elpa/helm-20191026.431/helm-find.el

@@ -123,17 +123,7 @@ separator."
            (helm-process-deferred-sentinel-hook
             process event (helm-default-directory))
            (if (string= event "finished\n")
-               (with-helm-window
-                 (setq mode-line-format
-                       '(" " mode-line-buffer-identification " "
-                         (:eval (format "L%s" (helm-candidate-number-at-point))) " "
-                         (:eval (propertize
-                                 (format "[Find process finished - (%s results)]"
-                                         (max (1- (count-lines
-                                                   (point-min) (point-max)))
-                                              0))
-                                 'face 'helm-locate-finish))))
-                 (force-mode-line-update))
+               (helm-locate-update-mode-line "Find")
              (helm-log "Error: Find %s"
                        (replace-regexp-in-string "\n" "" event))))))))
 

elpa/helm-20191026.431/helm-locate.el

@@ -262,6 +262,21 @@ See also `helm-locate'."
           :default default
           :history 'helm-file-name-history)))
 
+(defun helm-locate-update-mode-line (process-name)
+  "Update mode-line with PROCESS-NAME status information."
+  (with-helm-window
+    (setq mode-line-format
+          `(" " mode-line-buffer-identification " "
+            (:eval (format "L%s" (helm-candidate-number-at-point))) " "
+            (:eval (propertize
+                    (format "[%s process finished - (%s results)]"
+                            (max (1- (count-lines
+                                      (point-min) (point-max)))
+                                 0)
+                            ,process-name)
+                    'face 'helm-locate-finish))))
+    (force-mode-line-update)))
+
 (defun helm-locate-init ()
   "Initialize async locate process for `helm-source-locate'."
   (let* ((locate-is-es (string-match "\\`es" helm-locate-command))
@@ -309,17 +324,7 @@ See also `helm-locate'."
                   (when (and helm-locate-fuzzy-match
                              (not (string-match-p "\\s-" helm-pattern)))
                     (helm-redisplay-buffer))
-                  (with-helm-window
-                    (setq mode-line-format
-                          '(" " mode-line-buffer-identification " "
-                            (:eval (format "L%s" (helm-candidate-number-at-point))) " "
-                            (:eval (propertize
-                                    (format "[Locate process finished - (%s results)]"
-                                            (max (1- (count-lines
-                                                      (point-min) (point-max)))
-                                                 0))
-                                    'face 'helm-locate-finish))))
-                    (force-mode-line-update)))
+                  (helm-locate-update-mode-line "Locate"))
                  (t
                   (helm-log "Error: Locate %s"
                             (replace-regexp-in-string "\n" "" event))))))))))

elpa/helm-20191026.431/helm-mode.el

@@ -160,12 +160,6 @@ when non--nil."
   :group 'helm-mode
   :type 'boolean)
 
-(defcustom helm-completion-in-region-fuzzy-match nil
-  "Whether `helm-completion-in-region' use fuzzy matching or not.
-Affect among others `completion-at-point', `completing-read-multiple'."
-  :group 'helm-mode
-  :type 'boolean)
-
 (defcustom helm-completion-in-region-default-sort-fn
   'helm-completion-in-region-sort-fn
   "The default sort function to sort candidates in completion-in-region.
@@ -173,8 +167,9 @@ Affect among others `completion-at-point', `completing-read-multiple'."
 When nil no sorting is done.
 The function is a `filtered-candidate-transformer' function which takes
 two args CANDIDATES and SOURCE.
-It will be used only when `helm-completion-in-region-fuzzy-match' is
-nil otherwise fuzzy use its own sort function."
+It will be used only when `helm-completion-style' is either emacs or
+helm, otherwise when helm-fuzzy style is used, the fuzzy sort function
+will be used."
   :group 'helm-mode
   :type 'function)
 
@@ -184,7 +179,7 @@ Note that this will slow down completion and modify sorting
 which is unwanted in many places.
 This affect only the functions with completing-read helmized by helm-mode.
 To fuzzy match `completion-at-point' and friends see
-`helm-completion-in-region-fuzzy-match'."
+`helm-completion-style'."
   :group 'helm-mode
   :type 'boolean)
 
@@ -222,9 +217,47 @@ know what you are doing."
     (set-keymap-parent map helm-map)
     (define-key map (kbd "<C-return>") 'helm-cr-empty-string)
     (define-key map (kbd "M-RET")      'helm-cr-empty-string)
-    (define-key map (kbd "DEL")        'helm-mode-delete-char-backward-maybe)
     map)
   "Keymap for `helm-comp-read'.")
+
+(defcustom helm-completion-style 'emacs
+  "Style of completion to use in `completion-in-region'.
+
+This affect only `completion-at-point' and friends, NOT
+`completing-read' nor other helm commands.
+
+NB: This have nothing to do with `completion-styles', it is independent to
+helm.
+
+There is three possible value to use:
+- helm, use multi match regular helm completion.
+- helm-fuzzy, use fuzzy matching, note that as usual when
+  entering a space helm switch to multi matching mode.
+- emacs, use regular emacs completion according to
+  `completion-styles', note that even in this style, helm allow using
+  multi match.  Emacs-27 provide a style called flex that can be used
+  along this helm style (see `completion-styles-alist').
+
+Please use custom interface or `customize-set-variable' to set this,
+NOT `setq'."
+  :group 'helm-mode
+  :type '(choice (const :tag "Emacs" emacs)
+                 (const :tag "Helm" helm)
+                 (const :tag "Helm-fuzzy" helm-fuzzy))
+  :set (lambda (var val)
+         (set var val)
+         (if (memq val '(helm helm-fuzzy))
+             (define-key helm-comp-read-map (kbd "DEL") 'helm-mode-delete-char-backward-maybe)
+           (define-key helm-comp-read-map (kbd "DEL") 'delete-backward-char))))
+
+(defcustom helm-completion-styles-alist nil
+  "Allow configuring `helm-completion-style' per mode.
+
+Each entry is a cons cell like (mode . style) where style must be a
+suitable value for `helm-completion-style'."
+  :group 'helm-mode
+  :type '(alist :key-type (symbol :tag "Mode")
+                :value-type (symbol :tag "Style")))
 
 ;;; helm-comp-read
 ;;
@@ -324,7 +357,7 @@ If COLLECTION is an `obarray', a TEST should be needed. See `obarray'."
                  ;; Handle here specially such cases.
                  ((and (functionp collection) (not (string= input ""))
                        minibuffer-completing-file-name)
-                  (cl-loop for f in (funcall collection input test t)
+                  (cl-loop for f in (funcall collection input test)
                            unless (member f '("./" "../"))
                            if (string-match helm--url-regexp input)
                            collect f
@@ -428,6 +461,7 @@ If COLLECTION is an `obarray', a TEST should be needed. See `obarray'."
                             header-name
                             candidates-in-buffer
                             match-part
+                            match-dynamic
                             exec-when-only-one
                             quit-when-no-cand
                             (volatile t)
@@ -530,6 +564,9 @@ Keys description:
 - MATCH-PART: Allow matching only one part of candidate.
   See match-part documentation in `helm-source'.
 
+- MATCH-DYNAMIC: See match-dynamic in `helm-source-sync'
+  It have no effect when used with CANDIDATES-IN-BUFFER.
+
 - ALLOW-NEST: Allow nesting this `helm-comp-read' in a helm session.
   See `helm'.
 
@@ -578,7 +615,9 @@ that use `helm-comp-read' See `helm-M-x' for example."
                             ;; `all-completions' which defeat helm
                             ;; matching functions (multi match, fuzzy
                             ;; etc...) issue #2134.
-                            collection test sort alistp "")))
+                            collection test sort alistp
+                            (if (and match-dynamic (null candidates-in-buffer))
+                                helm-pattern ""))))
                 (helm-cr-default default cands))))
            (history-get-candidates
             (lambda ()
@@ -614,8 +653,10 @@ that use `helm-comp-read' See `helm-M-x' for example."
                   :multiline multiline
                   :header-name header-name
                   :filtered-candidate-transformer
-                  (append (helm-mklist fc-transformer)
-                          '(helm-cr-default-transformer))
+                  (let ((transformers (helm-mklist fc-transformer)))
+                    (append transformers
+                            (unless (member 'helm-cr-default-transformer transformers)
+                              '(helm-cr-default-transformer))))
                   :requires-pattern requires-pattern
                   :persistent-action persistent-action
                   :persistent-help persistent-help
@@ -623,6 +664,7 @@ that use `helm-comp-read' See `helm-M-x' for example."
                   :keymap loc-map
                   :group group
                   :mode-line mode-line
+                  :match-dynamic match-dynamic
                   :help-message help-message
                   :action action-fn
                   :volatile volatile))
@@ -1269,8 +1311,35 @@ The `helm-find-files' history `helm-ff-history' is used here."
   "Default sort function for completion-in-region."
   (sort candidates 'helm-generic-sort-fn))
 
+(defun helm-completion-in-region--comps (comps afun file-comp-p)
+  (if file-comp-p
+      ;; Filter out dot files in file completion.
+      (cl-loop for f in comps unless
+               (string-match "\\`\\.\\{1,2\\}/\\'" f)
+               collect f)
+    (if afun
+        ;; Add annotation at end of
+        ;; candidate if needed.
+        (mapcar (lambda (s)
+                  (let ((ann (funcall afun s)))
+                    (if ann
+                        (cons
+                         (concat
+                          s
+                          (propertize
+                           " " 'display
+                           (propertize
+                            ann
+                            'face 'completions-annotations)))
+                         s)
+                      s)))
+                comps)
+      comps)))
+
 (defun helm-mode--completion-in-region-initial-input (str)
-  (propertize str 'read-only t 'face 'helm-mode-prefix 'rear-nonsticky t))
+  (if (memq helm-completion-style '(helm helm-fuzzy))
+      (propertize str 'read-only t 'face 'helm-mode-prefix 'rear-nonsticky t)
+    str))
 
 (defun helm-mode-delete-char-backward-1 ()
   (interactive)
@@ -1303,6 +1372,94 @@ Second call delete backward char in current-buffer and quit helm completion,
 letting user starting a new completion with a new prefix."
   '(helm-mode-delete-char-backward-1 helm-mode-delete-char-backward-2) 1)
 
+(defun helm-completion-in-region-sort-flex-candidates (candidates _source)
+  "Sort CANDIDATES computed with flex completion-style."
+  (sort candidates (lambda (s1 s2)
+                     (let* ((str1 (if (consp s1) (car s1) s1))
+                            (str2 (if (consp s2) (car s2) s2))
+                            (scr1 (get-text-property 0 'completion-score str1))
+                            (scr2 (get-text-property 0 'completion-score str2)))
+                       (if (and scr1 scr2)
+                           (> scr1 scr2)
+                         (helm-generic-sort-fn s1 s2))))))
+
+(defun helm-completion-in-region--fix-completion-styles ()
+  "Use a simple setting for `completion-styles' when using helm styles.
+Returns a suitable value for `completion-styles'."
+  (if (memq helm-completion-style '(helm helm-fuzzy))
+      '(basic partial-completion emacs22)
+    (cl-loop with all-styles = (mapcar 'car completion-styles-alist)
+             for style in completion-styles
+             when (member style all-styles)
+             collect style)))
+
+;; Helm style
+(defun helm-completion-try-completion (string table pred point)
+  "The try completion function for `completing-styles-alist'.
+Actually do nothing."
+  (ignore string table pred point))
+
+(defun helm-completion-all-completions (string table pred point)
+  "The all completions function for `completing-styles-alist'."
+  ;; FIXME: No need to bind all these value.
+  (cl-multiple-value-bind (all _pattern prefix _suffix _carbounds)
+      (helm-completion--substring-all-completions string table pred point)
+    ;; For now (length prefix) is always == to 0.
+    (when all (nconc all (length prefix)))))
+
+(defun helm-completion--all-completions-multi (string collection &optional predicate)
+  "Allow `all-completions' multi matching on its candidates."
+  (all-completions "" collection (lambda (x)
+                                   (if predicate
+                                       (and (funcall predicate x)
+                                            (helm-mm-match (helm-stringify x) string))
+                                     (helm-mm-match (helm-stringify x) string)))))
+
+(defun helm-completion--substring-all-completions (string table pred point)
+  "Collect completions from TABLE for helm completion style."
+  (let* ((beforepoint (substring string 0 point))
+         (afterpoint (substring string point))
+         (bounds (completion-boundaries beforepoint table pred afterpoint))
+         (prefix (substring beforepoint 0 (car bounds)))
+         (suffix (substring afterpoint (cdr bounds)))
+         (multi-pats (string-match-p " " string))
+         (init-str (if multi-pats
+                       (car (helm-mm-split-pattern string))
+                     string))
+         (all (if (or multi-pats (string-match-p "\\`!" init-str))
+                  (helm-completion--all-completions-multi string table pred)
+                (all-completions init-str table pred))))
+    (list all string prefix suffix point)))
+
+(defun helm-completion--merge-metadata (metadata)
+  (if (and (eq helm-completion-style 'emacs)
+           (assq 'helm-completion completion-category-defaults)
+           (assq 'helm completion-styles-alist)
+           (not (assq 'category metadata)))
+      (append
+       metadata
+       '((category . helm-completion)))
+    metadata))
+
+;; Setup completion styles for helm
+(defun helm-mode--setup-completion-styles ()
+  (cl-pushnew '(helm helm-completion-try-completion
+                     helm-completion-all-completions
+                     "helm completion style.")
+              completion-styles-alist
+              :test 'equal)
+  (cl-pushnew '(helm-completion (styles . (helm)))
+              completion-category-defaults
+              :test 'equal))
+
+(defun helm-mode--disable-completion-styles ()
+  (setq completion-styles-alist
+        (delete (assq 'helm completion-styles-alist)
+                completion-styles-alist)
+        completion-category-defaults
+        (delete (assq 'helm-completion completion-category-defaults)
+                completion-category-defaults)))
+
 (defun helm--completion-in-region (start end collection &optional predicate)
   "Helm replacement of `completion--in-region'.
 Can be used as value for `completion-in-region-function'."
@@ -1313,9 +1470,23 @@ Can be used as value for `completion-in-region-function'."
     (advice-add
      'lisp--local-variables
      :around #'helm-mode--advice-lisp--local-variables)
+    (let ((old--helm-completion-style helm-completion-style))
+      (helm-aif (cdr (assq major-mode helm-completion-styles-alist))
+          (customize-set-variable 'helm-completion-style it))
       (unwind-protect
           (let* ((enable-recursive-minibuffers t)
-               (input (buffer-substring-no-properties start end))
+                 (helm-completion-in-region-default-sort-fn
+                  (cond ((and (eq helm-completion-style 'emacs)
+                              ;; Emacs-27 only.
+                              (memq 'flex completion-styles))
+                         #'helm-completion-in-region-sort-flex-candidates)
+                        ((or (eq helm-completion-style 'helm-fuzzy)
+                             ;; Sly only.
+                             (memq 'backend completion-styles))
+                         nil)
+                        (t helm-completion-in-region-default-sort-fn)))
+                 (completion-styles (helm-completion-in-region--fix-completion-styles))
+                 (input (buffer-substring start end))
                  (current-command (or (helm-this-command) this-command))
                  (crm (eq current-command 'crm-complete))
                  (str-command (helm-symbol-name current-command))
@@ -1333,23 +1504,11 @@ Can be used as value for `completion-in-region-function'."
                  ;; e.g "foo" => "foo <f>" where foo is a function.
                  ;; See Issue #407.
                  (afun (plist-get completion-extra-properties :annotation-function))
-               (metadata (completion-metadata
-                          (buffer-substring-no-properties start (point))
-                          collection predicate))
-               (data (completion-all-completions
-                      (buffer-substring start end)
-                      collection
-                      predicate
-                      (- (point) start)
-                      metadata))
-               ;; `completion-all-completions' store the base-size in the last `cdr',
-               ;; so data looks like this: '(a b c d . 0) and (last data) == (d . 0).
-               (last-data (last data))
-               (base-size (helm-aif (cdr (last data))
-                              (prog1 it
-                                (setcdr last-data nil))
-                            0))
-               (init-space-suffix (unless (or helm-completion-in-region-fuzzy-match
+                 (metadata (helm-completion--merge-metadata
+                            (completion-metadata
+                             (buffer-substring start (point))
+                             collection predicate)))
+                 (init-space-suffix (unless (or (memq helm-completion-style '(helm-fuzzy emacs))
                                                 (string-suffix-p " " input)
                                                 (string= input ""))
                                       " "))
@@ -1358,33 +1517,47 @@ Can be used as value for `completion-in-region-function'."
                                   ;; Assume that when `afun' and `predicate' are null
                                   ;; we are in filename completion.
                                   (and (null afun) (null predicate))))
-               ;; Completion-at-point and friends have no prompt.
+                 (hash (make-hash-table :test 'equal))
+                 ;; `completion-all-completions' store the base-size in the last `cdr',
+                 ;; so data looks like this: '(a b c d . 0) and (last data) == (d . 0).
+                 base-size
+                 (compfn (lambda (str _predicate _action)
+                           ;; Cache data for subsequent calls when emacs
+                           ;; style is in use, with helm style function
+                           ;; is called only once and cache is not
+                           ;; needed but it doesn't harm to set hash, it
+                           ;; will not be used.
+                           (let* ((comps
+                                   (or (gethash str hash)
+                                       (puthash str (completion-all-completions
+                                                     ;; `helm-comp-read-get-candidates'
+                                                     ;; set input to `helm-pattern'
+                                                     ;; so no need to pass
+                                                     ;; `helm-pattern' directly here.
+                                                     str
+                                                     collection
+                                                     predicate
+                                                     (length str)
+                                                     metadata)
+                                                hash)))
+                                  (last-data (last comps)))
+                             (setq base-size
+                                   (helm-aif (cdr last-data)
+                                       (prog1 (or base-size it)
+                                         (setcdr last-data nil))
+                                     0))
+                             (helm-completion-in-region--comps
+                              comps afun file-comp-p))))
+                 (data (if (memq helm-completion-style '(helm helm-fuzzy))
+                           (funcall compfn (buffer-substring start end) nil nil)
+                         compfn))
                  (result (if (stringp data)
                              data
                            (helm-comp-read
+                            ;; Completion-at-point and friends have no prompt.
                             (or (and (boundp 'prompt) prompt) "Pattern: ")
-                          (if file-comp-p
-                              (cl-loop for f in data unless
-                                       (string-match "\\`\\.\\{1,2\\}/\\'" f)
-                                       collect f)
-                            (if afun
-                                (mapcar (lambda (s)
-                                          (let ((ann (funcall afun s)))
-                                            (if ann
-                                                (cons
-                                                 (concat
-                                                  s
-                                                  (propertize
-                                                   " " 'display
-                                                   (propertize
-                                                    ann
-                                                    'face 'completions-annotations)))
-                                                 s)
-                                              s)))
-                                        data)
-                              data))
+                            data
                             :name str-command
-                          :fuzzy helm-completion-in-region-fuzzy-match
                             :nomark (null crm)
                             :marked-candidates crm
                             :initial-input
@@ -1400,10 +1573,13 @@ Can be used as value for `completion-in-region-function'."
                                   (t (concat (helm-mode--completion-in-region-initial-input input)
                                              init-space-suffix)))
                             :buffer buf-name
-                          :fc-transformer (append '(helm-cr-default-transformer)
-                                                  (unless (or helm-completion-in-region-fuzzy-match
-                                                              (null helm-completion-in-region-default-sort-fn))
+                            :fc-transformer
+                            ;; Ensure sort fn is at the end.
+                            (append '(helm-cr-default-transformer)
+                                    (and helm-completion-in-region-default-sort-fn
                                          (list helm-completion-in-region-default-sort-fn)))
+                            :match-dynamic (eq helm-completion-style 'emacs)
+                            :fuzzy (eq helm-completion-style 'helm-fuzzy)
                             :exec-when-only-one t
                             :quit-when-no-cand
                             (lambda ()
@@ -1414,6 +1590,12 @@ Can be used as value for `completion-in-region-function'."
                                  (message "[No matches]")))
                               t)        ; exit minibuffer immediately.
                             :must-match require-match))))
+            (helm-completion-in-region--insert-result result start end base-size))
+        (customize-set-variable 'helm-completion-style old--helm-completion-style)
+        (advice-remove 'lisp--local-variables
+                       #'helm-mode--advice-lisp--local-variables)))))
+
+(defun helm-completion-in-region--insert-result (result start end base-size)
   (cond ((stringp result)
          (choose-completion-string
           result (current-buffer)
@@ -1430,8 +1612,6 @@ Can be used as value for `completion-in-region-function'."
            (funcall completion-list-insert-choice-function
                     beg end (mapconcat 'identity result sep))))
         (t nil)))
-      (advice-remove 'lisp--local-variables
-                     #'helm-mode--advice-lisp--local-variables))))
 
 (defun helm-mode--in-file-completion-p ()
   (with-helm-current-buffer
@@ -1501,7 +1681,8 @@ Note: This mode is incompatible with Emacs23."
                           #'helm--generic-read-buffer)
             (when helm-mode-handle-completion-in-region
               (add-function :override completion-in-region-function
-                            #'helm--completion-in-region))
+                            #'helm--completion-in-region)
+              (helm-mode--setup-completion-styles))
             ;; If user have enabled ido-everywhere BEFORE enabling
             ;; helm-mode disable it and warn user about its
             ;; incompatibility with helm-mode (issue #2085).
@@ -1515,7 +1696,8 @@ Note: This mode is incompatible with Emacs23."
                 read-buffer-function     'helm--generic-read-buffer)
           (when (and (boundp 'completion-in-region-function)
                      helm-mode-handle-completion-in-region)
-            (setq completion-in-region-function #'helm--completion-in-region))
+            (setq completion-in-region-function #'helm--completion-in-region)
+            (helm-mode--setup-completion-styles))
           (message helm-completion-mode-start-message))
       (if (fboundp 'remove-function)
           (progn
@@ -1523,6 +1705,7 @@ Note: This mode is incompatible with Emacs23."
             (remove-function read-file-name-function #'helm--generic-read-file-name)
             (remove-function read-buffer-function #'helm--generic-read-buffer)
             (remove-function completion-in-region-function #'helm--completion-in-region)
+            (helm-mode--disable-completion-styles)
             (remove-hook 'ido-everywhere-hook #'helm-mode--ido-everywhere-hook))
           (setq completing-read-function (and (fboundp 'completing-read-default)
                                         'completing-read-default)
@@ -1531,7 +1714,8 @@ Note: This mode is incompatible with Emacs23."
                 read-buffer-function     (and (fboundp 'read-buffer) 'read-buffer))
           (when (and (boundp 'completion-in-region-function)
                      (boundp 'helm--old-completion-in-region-function))
-            (setq completion-in-region-function helm--old-completion-in-region-function))
+            (setq completion-in-region-function helm--old-completion-in-region-function)
+            (helm-mode--disable-completion-styles))
           (message helm-completion-mode-quit-message))))
 
 (provide 'helm-mode)

elpa/helm-20191026.431/helm-pkg.el

@@ -1,4 +1,4 @@
-(define-package "helm" "20191004.1946" "Helm is an Emacs incremental and narrowing framework"
+(define-package "helm" "20191026.431" "Helm is an Emacs incremental and narrowing framework"
   '((emacs "24.4")
     (async "1.9.3")
     (popup "0.5.3")

elpa/helm-20191026.431/helm-sys.el

@@ -427,15 +427,13 @@ Show actions only on line starting by a PID."
   "Preconfigured `helm' for top command."
   (interactive)
   (add-hook 'helm-after-update-hook 'helm-top--skip-top-line)
-  (save-window-excursion
-    (unless helm-alive-p (delete-other-windows))
   (unwind-protect
        (helm :sources 'helm-source-top
              :buffer "*helm top*" :full-frame t
              :candidate-number-limit 9999
              :preselect "^\\s-*[0-9]+"
              :truncate-lines helm-show-action-window-other-window)
-      (remove-hook 'helm-after-update-hook 'helm-top--skip-top-line))))
+    (remove-hook 'helm-after-update-hook 'helm-top--skip-top-line)))
 
 ;;;###autoload
 (defun helm-list-emacs-process ()

elpa/helm-20191026.431/helm-tags.el

@@ -329,9 +329,12 @@ Create with etags shell command, or visit with `find-tag' or `visit-tags-table'.
                 (helm-etags-build-source)))
         (helm :sources 'helm-source-etags-select
               :keymap helm-etags-map
-              :default (if helm-etags-fuzzy-match
+              :default (and (stringp str)
+                            (if (or helm-etags-fuzzy-match
+                                    (and (eq major-mode 'haskell-mode)
+                                         (string-match "[']\\'" str)))
                                 str
-                           (list (concat "\\_<" str "\\_>") str))
+                              (list (concat "\\_<" str "\\_>") str)))
               :buffer "*helm etags*"))))
 
 (provide 'helm-tags)