name change + comment

src/mixins/subscribe-mixin.ts

@@ -13,7 +13,8 @@ export const SubscribeMixin = <T extends Constructor<ReactiveElement>>(
   class SubscribeClass extends superClass {
     @property({ attribute: false }) public hass?: HomeAssistant;
 
-    protected hassSubscribeNeedsProperties?: string[];
+    // we wait with subscribing till these properties are set on the host element
+    protected hassSubscribeRequiredHostProps?: string[];
 
     private __unsubs?: Array<UnsubscribeFunc | Promise<UnsubscribeFunc>>;
 
@@ -43,11 +44,11 @@ export const SubscribeMixin = <T extends Constructor<ReactiveElement>>(
         this.__checkSubscribed();
         return;
       }
-      if (!this.hassSubscribeNeedsProperties) {
+      if (!this.hassSubscribeRequiredHostProps) {
         return;
       }
       for (const key of changedProps.keys()) {
-        if (this.hassSubscribeNeedsProperties.includes(key as string)) {
+        if (this.hassSubscribeRequiredHostProps.includes(key as string)) {
           this.__checkSubscribed();
           return;
         }
@@ -65,7 +66,7 @@ export const SubscribeMixin = <T extends Constructor<ReactiveElement>>(
         this.__unsubs !== undefined ||
         !(this as unknown as Element).isConnected ||
         this.hass === undefined ||
-        this.hassSubscribeNeedsProperties?.some(
+        this.hassSubscribeRequiredHostProps?.some(
           (prop) => this[prop] === undefined
         )
       ) {

src/panels/lovelace/cards/energy/hui-energy-carbon-consumed-gauge-card.ts

@@ -32,7 +32,7 @@ class HuiEnergyCarbonGaugeCard
 
   @state() private _data?: EnergyData;
 
-  protected hassSubscribeNeedsProperties = ["_config"];
+  protected hassSubscribeRequiredHostProps = ["_config"];
 
   public getCardSize(): number {
     return 4;

src/panels/lovelace/cards/energy/hui-energy-devices-graph-card.ts

@@ -49,7 +49,7 @@ export class HuiEnergyDevicesGraphCard
 
   @query("ha-chart-base") private _chart?: HaChartBase;
 
-  protected hassSubscribeNeedsProperties = ["_config"];
+  protected hassSubscribeRequiredHostProps = ["_config"];
 
   public hassSubscribe(): UnsubscribeFunc[] {
     return [

src/panels/lovelace/cards/energy/hui-energy-distribution-card.ts

@@ -43,7 +43,7 @@ class HuiEnergyDistrubutionCard
 
   @state() private _data?: EnergyData;
 
-  protected hassSubscribeNeedsProperties = ["_config"];
+  protected hassSubscribeRequiredHostProps = ["_config"];
 
   public setConfig(config: EnergyDistributionCardConfig): void {
     this._config = config;

src/panels/lovelace/cards/energy/hui-energy-gas-graph-card.ts

@@ -62,7 +62,7 @@ export class HuiEnergyGasGraphCard
 
   @state() private _unit?: string;
 
-  protected hassSubscribeNeedsProperties = ["_config"];
+  protected hassSubscribeRequiredHostProps = ["_config"];
 
   public hassSubscribe(): UnsubscribeFunc[] {
     return [

src/panels/lovelace/cards/energy/hui-energy-grid-neutrality-gauge-card.ts

@@ -35,7 +35,7 @@ class HuiEnergyGridGaugeCard
 
   @state() private _data?: EnergyData;
 
-  protected hassSubscribeNeedsProperties = ["_config"];
+  protected hassSubscribeRequiredHostProps = ["_config"];
 
   public hassSubscribe(): UnsubscribeFunc[] {
     return [

src/panels/lovelace/cards/energy/hui-energy-solar-consumed-gauge-card.ts

@@ -30,7 +30,7 @@ class HuiEnergySolarGaugeCard
 
   @state() private _data?: EnergyData;
 
-  protected hassSubscribeNeedsProperties = ["_config"];
+  protected hassSubscribeRequiredHostProps = ["_config"];
 
   public hassSubscribe(): UnsubscribeFunc[] {
     return [

src/panels/lovelace/cards/energy/hui-energy-solar-graph-card.ts

@@ -61,7 +61,7 @@ export class HuiEnergySolarGraphCard
 
   @state() private _end = endOfToday();
 
-  protected hassSubscribeNeedsProperties = ["_config"];
+  protected hassSubscribeRequiredHostProps = ["_config"];
 
   public hassSubscribe(): UnsubscribeFunc[] {
     return [

src/panels/lovelace/cards/energy/hui-energy-sources-table-card.ts

@@ -45,7 +45,7 @@ export class HuiEnergySourcesTableCard
 
   @state() private _data?: EnergyData;
 
-  protected hassSubscribeNeedsProperties = ["_config"];
+  protected hassSubscribeRequiredHostProps = ["_config"];
 
   public hassSubscribe(): UnsubscribeFunc[] {
     return [

src/panels/lovelace/cards/energy/hui-energy-usage-graph-card.ts

@@ -50,7 +50,7 @@ export class HuiEnergyUsageGraphCard
 
   @state() private _end = endOfToday();
 
-  protected hassSubscribeNeedsProperties = ["_config"];
+  protected hassSubscribeRequiredHostProps = ["_config"];
 
   public hassSubscribe(): UnsubscribeFunc[] {
     return [