Avoid negative _claims

IoTThinks · IoTThinks · commit 39fb2902ec56 · 2026-02-18T22:32:01.000+07:00
diff --git a/src/helpers/RefCountedDigitalPin.h b/src/helpers/RefCountedDigitalPin.h
@@ -22,10 +22,11 @@ class RefCountedDigitalPin {
   }
 
   void release() {
+    if (_claims == 0) return; // avoid negative _claims
+
+    _claims--;
     if (_claims == 0) {
       digitalWrite(_pin, !_active);
-    } else {
-      _claims--;
     }
   }
 };

Original file line number	Diff line number	Diff line change
`@@ -22,10 +22,11 @@ class RefCountedDigitalPin {`
`22`	`22`	`}`
`23`	`23`
`24`	`24`	`void release() {`
	`25`	`+ if (_claims == 0) return; // avoid negative _claims`
	`26`	`+`
	`27`	`+ _claims--;`
`25`	`28`	`if (_claims == 0) {`
`26`	`29`	`digitalWrite(_pin, !_active);`
`27`		`- } else {`
`28`		`- _claims--;`
`29`	`30`	`}`
`30`	`31`	`}`
`31`	`32`	`};`