doc: add press/release-only+toggle cfg sample

cfg_samples/key-toggle_press-only_release-only.kbd

@@ -0,0 +1,34 @@
+#|
+
+This configuration showcases all of:
+ - key toggle
+ - press-only
+ - release-only
+
+|#
+
+(deftemplate toggle-key (vkey-name output-key alias)
+ (defvirtualkeys $vkey-name $output-key)
+ (defalias $alias (on-press toggle-vkey $vkey-name))
+)
+
+(deftemplate press-only-release-only-pair
+ (vkey-name output-key press-alias release-alias)
+ (defvirtualkeys $vkey-name $output-key)
+ (defalias $press-alias (on-press press-vkey $vkey-name))
+ (defalias $release-alias (on-press release-vkey $vkey-name))
+)
+
+(template-expand toggle-key v-lctl lctl lcl)
+(template-expand toggle-key v-rctl rctl rcl)
+
+;; t! is a short form of template-expand
+(t! press-only-release-only-pair v-lalt lalt p-a r-a)
+
+(defsrc
+ lctl rctl lalt ralt
+)
+
+(deflayer base
+ @lcl @rcl @p-a @r-a
+)

src/tests.rs

@@ -124,6 +124,19 @@ fn parse_home_row_mods() {
  .unwrap();
 }
 
+#[test]
+fn parse_press_release_toggle_vkeys() {
+ init_log();
+ let _lk = match CFG_PARSE_LOCK.lock() {
+ Ok(guard) => guard,
+ Err(poisoned) => poisoned.into_inner(),
+ };
+ new_from_file(&std::path::PathBuf::from(
+ "./cfg_samples/key-toggle_press-only_release-only.kbd",
+ ))
+ .unwrap();
+}
+
 #[test]
 fn sizeof_state() {
  init_log();