service-worker: basic implementation of config.enabled flag (ref. #45)

service-worker.js

@@ -279,6 +279,13 @@ let initServiceWorker = async () => {
             
             do {
                 
+                // if the plugin is not enabled, no instantiation for it nor for its dependencies
+                // if the pluginConfig does not have an "enabled" field, it should be assumed to be "true"
+                if ( ( "enabled" in pluginConfig ) && ( pluginConfig.enabled != true ) ) {
+                    self.log('service-worker', `skipping ${pluginConfig.name} instantiation: plugin not enabled (dependencies will also not be instantiated)`)
+                    break;
+                }
+                
                 // instantiate the plugin
                 let plugin = LibResilientPluginConstructors.get(pluginConfig.name)(self, pluginConfig)
                 self.log('service-worker', `${pluginConfig.name}: instantiated`)