* lisp/repeat.el (repeat-get-map-sym): New function
refactored from 'repeat-get-map'.
(repeat-get-map): Move continue-related code to 'repeat-get-map-sym'.
(repeat-pre-hook): Use 'repeat-get-map-sym' and 'repeat-get-map'.
Set 'repeat-map' to 'map-sym'.
(repeat-post-hook): Use 'repeat-get-map-sym'.
* test/lisp/repeat-tests.el (repeat-tests-continue-another):
Improve to invoke double key 'C-M-o C-M-o' that should not switch
between maps (bug#74140).
* lisp/repeat.el (repeat-get-map): Add optional arg 'rep-map'.
Move the check for 'repeat-continue-only' from 'repeat-pre-hook'.
Improve its logic to check if the current map 'repeat-in-progress'
exists in the list from the 'repeat-continue-only' property.
(repeat-post-hook): Set 'repeat-in-progress' to the symbol
from the property 'repeat-map'.
* test/lisp/repeat-tests.el (repeat-tests-another-repeat-map):
Add new keymap to test multiple parallel repeat-maps.
(repeat-tests-continue-another): New test that uses commands
from 'repeat-tests-another-repeat-map' shared with
'repeat-tests-repeat-map'.
* doc/lispref/keymaps.texi (Creating Keymaps): Add :continue-only
to :repeat part of defvar-keymap.
* lisp/keymap.el (defvar-keymap): Add support for new :repeat
keyword :continue-only.
* lisp/repeat.el (repeat-post-hook): The property 'repeat-continue-only'
is handled as a list of repeat-maps.
* test/lisp/repeat-tests.el (repeat-tests-repeat-map): Use new
:repeat keyword :continue-only.
* lisp/repeat.el: (repeat-post-hook): Ignore commands
with 'repeat-continue-only' symbol property
when repeat was not in progress (bug#74140).
* test/lisp/repeat-tests.el (repeat-tests-continue-only): New test.
(repeat-tests-bind-keys): Prepare for :continue-only.
(repeat-tests-repeat-map): Use :repeat keywords with :enter and :exit
for 'defvar-keymap'.
(with-repeat-mode): Add new arg 'map' to defmacro.
(repeat-tests-check-key, repeat-tests-exit-key)
(repeat-tests-keep-prefix): Use new key mnemonics.
(repeat-tests-exit-command): New test.
(repeat-tests-bind-keys): New test for 'bind-keys' from 'use-package'.
* lisp/repeat.el (repeat-keep-prefix): Add or remove
'repeat-pre-hook' depending on the customized value.
(repeat-mode): Add or remove 'repeat-pre-hook' to/from
'pre-command-hook' when 'repeat-keep-prefix' is non-nil.
(repeat-pre-hook): New function.
(repeat-get-map, repeat-check-map): New function refactored from
'repeat-post-hook'.
(repeat-post-hook): Move some code to smaller functions.
(describe-repeat-maps): Set outline-regexp without ^L.
* test/lisp/repeat-tests.el (repeat-tests-keep-prefix):
Uncomment test case that is fixed now in bug#51281 and bug#55986.
* lisp/repeat.el (repeat-check-key): New defcustom (bug#51390).
(repeat--command-property): New internal function.
(repeat-check-key): New function.
(repeat-post-hook): Use repeat--command-property and repeat-check-key.
* test/lisp/repeat-tests.el (repeat-tests-check-key): New test.
