Add line text object using `evil-textobj-line`

CHANGELOG.develop

@@ -465,6 +465,7 @@ Other:
   - Optimized =spacemacs/title-prepare= (thanks to Andriy Kmit')
   - Cached expensive computations in =spacemacs/title-prepare= (thanks to Dieter
     Komendera)
+  - Add line text object using =evil-textobj-line= (thanks to Uroš Perišić)
 - Fixed:
   - Avoid non-idempotent use of push in init code (thanks to Miciah Masters)
   - Moved Spacemacs startup progress bar to =core-progress-bar.el=, removed

doc/DOCUMENTATION.org

@@ -1831,6 +1831,7 @@ Additional text objects are defined in Spacemacs:
 |---------+----------------------------|
 | ~a~     | an argument                |
 | ~g~     | the entire buffer          |
+| ~l~     | a line                     |
 | ~$~     | text between =$=           |
 | ~*~     | text between =*=           |
 | ~8~     | text between =/*= and =*/= |

layers/+spacemacs/spacemacs-evil/packages.el

@@ -29,6 +29,7 @@
         ;; Temporarily disabled, pending the resolution of
         ;; https://github.com/7696122/evil-terminal-cursor-changer/issues/8
         ;; evil-terminal-cursor-changer
+        evil-textobj-line
         evil-tutor
         (evil-unimpaired :location (recipe :fetcher local))
         evil-visual-mark-mode
@@ -318,6 +319,10 @@
                 evil-insert-state-cursor 'bar
                 evil-emacs-state-cursor 'hbar)))
 
+(defun spacemacs-evil/init-evil-textobj-line ()
+  ;; No laziness here, the line text object should be available right away.
+  (use-package evil-textobj-line))
+
 (defun spacemacs-evil/init-evil-tutor ()
   (use-package evil-tutor
     :commands (evil-tutor-start