fix: cleanup exit and sigint listeners

lib/hci-socket/bindings.js

@@ -74,10 +74,11 @@ class BlenoBindings extends EventEmitter {
   }
 
   init () {
-    this.onSigIntBinded = this.onSigInt.bind(this);
+    this._sigIntHandler = this.onSigInt.bind(this);
+    this._exitHandler = this.onExit.bind(this);
 
-    process.on('SIGINT', this.onSigIntBinded);
-    process.on('exit', this.onExit.bind(this));
+    process.on('SIGINT', this._sigIntHandler);
+    process.on('exit', this._exitHandler);
 
     this._gap.on('advertisingStart', this.onAdvertisingStart.bind(this));
     this._gap.on('advertisingStop', this.onAdvertisingStop.bind(this));
@@ -102,6 +103,8 @@ class BlenoBindings extends EventEmitter {
   }
 
   stop () {
+    process.removeListener('SIGINT', this._sigIntHandler);
+    process.removeListener('exit', this._exitHandler);
     this.stopAdvertising();
     this.disconnect();
     this._hci.stop();
@@ -208,7 +211,7 @@ class BlenoBindings extends EventEmitter {
   onSigInt () {
     const sigIntListeners = process.listeners('SIGINT');
 
-    if (sigIntListeners[sigIntListeners.length - 1] === this.onSigIntBinded) {
+    if (sigIntListeners[sigIntListeners.length - 1] === this._sigIntHandler) {
       // we are the last listener, so exit
       // this will trigger onExit, and clean up
       process.exit(1);

lib/hci-socket/hci.js

@@ -116,7 +116,7 @@ class Hci extends EventEmitter {
     }
   }
 
-  stop() {
+  stop () {
     this._socket.removeAllListeners();
     this._socket.stop();
   }
@@ -589,6 +589,7 @@ class Hci extends EventEmitter {
             debug('\t\talready closed');
             continue;
           }
+
           if (pkts > this._handleAclsInProgress[handle_]) {
             // Linux kernel may send acl packets by itself, so be ready for underflow
             this._handleAclsInProgress[handle_] = 0;

package.json

@@ -71,7 +71,7 @@
     "node-gyp-build": "^4.8.1"
   },
   "optionalDependencies": {
-    "@stoprocent/bluetooth-hci-socket": "^1.4.2",
+    "@stoprocent/bluetooth-hci-socket": "^1.4.5",
     "bplist-parser": "0.3.2",
     "xpc-connect": "^3.0.0"
   },