feat(signal): getSignalObject

package/signal/src/core.ts

@@ -0,0 +1,24 @@
+import {SignalObject} from './type';
+
+/**
+ * Signal stack database.
+ */
+const signalStack: {
+  [SignalName in keyof VatrSignals]?: SignalObject<SignalName>;
+} = {};
+
+/**
+ * Access to signal option, Make new signal with default options if not exist.
+ */
+export function getSignalObject<SignalName extends keyof VatrSignals>(
+    signalName: SignalName,
+): SignalObject<SignalName> {
+  if (!signalStack[signalName]) {
+    signalStack[signalName] = {
+      disabled: false,
+      priorityListenerList: [],
+      listenerList: [],
+    };
+  }
+  return signalStack[signalName] as unknown as SignalObject<SignalName>;
+}