Reinstating method bindings

src/lib/services/Utilities.js

@@ -14,15 +14,7 @@ class Utilities {
     /**
      * Bindings
      */
-    this.getButtonClass = this.getButtonClass.bind(this);
-    this.getButtonDisplayName = this.getButtonDisplayName.bind(this);
-    this.getUpdatedInput = this.getUpdatedInput.bind(this);
-    this.updateCaretPos = this.updateCaretPos.bind(this);
-    this.updateCaretPosAction = this.updateCaretPosAction.bind(this);
-    this.isMaxLengthReached = this.isMaxLengthReached.bind(this);
-    this.camelCase = this.camelCase.bind(this);
-    this.countInArray = this.countInArray.bind(this);
-    this.isTouchDevice = this.isTouchDevice.bind(this);
+    Utilities.bindMethods(Utilities, this);
   }
 
   /**
@@ -380,6 +372,20 @@ class Utilities {
     return "ontouchstart" in window || navigator.maxTouchPoints;
   }
 
+  /**
+   * Bind all methods in a given class
+   */
+
+  static bindMethods(myClass, instance) {
+    for (let myMethod of Object.getOwnPropertyNames(myClass.prototype)) {
+      let excludeMethod =
+        myMethod === "constructor" || myMethod === "bindMethods";
+      if (!excludeMethod) {
+        instance[myMethod] = instance[myMethod].bind(instance);
+      }
+    }
+  }
+
   /**
    * Transforms an arbitrary string to camelCase
    *