feat: infinite timeout for leader key (#6580)

* feat: implement leader_no_timeout logic

* docs(leader_key): infinite leader timeout docs

1 files changed, 4 insertions, 1 deletions

diff --git a/quantum/process_keycode/process_leader.c b/quantum/process_keycode/process_leader.c
index 58a615d85..cf63f2514 100644
--- a/quantum/process_keycode/process_leader.c
+++ b/quantum/process_keycode/process_leader.c
@@ -49,7 +49,10 @@ bool process_leader(uint16_t keycode, keyrecord_t *record) {
     // Leader key set-up
     if (record->event.pressed) {
         if (leading) {
-            if (timer_elapsed(leader_time) < LEADER_TIMEOUT) {
+#    ifndef LEADER_NO_TIMEOUT
+            if (timer_elapsed(leader_time) < LEADER_TIMEOUT)
+#    endif  // LEADER_NO_TIMEOUT
+            {
 #    ifndef LEADER_KEY_STRICT_KEY_PROCESSING
                 if ((keycode >= QK_MOD_TAP && keycode <= QK_MOD_TAP_MAX) || (keycode >= QK_LAYER_TAP && keycode <= QK_LAYER_TAP_MAX)) {
                     keycode = keycode & 0xFF;