实现板件倒角

types/Common/Singleton.d.ts

@@ -1,3 +1,12 @@
+export interface PrototypeType<T> extends Function {
+    prototype: T;
+}
+export interface ConstructorFunctionType<T = any> extends PrototypeType<T> {
+    new (...args: any[]): T;
+}
+export type ConstructorType<T = unknown, Static extends Record<string, any> = PrototypeType<T>> = (ConstructorFunctionType<T> | PrototypeType<T>) & {
+    [Key in keyof Static]: Static[Key];
+};
 /**
  * 构造单例类的静态类.
  * # Example:
@@ -7,6 +16,6 @@
  */
 export declare class Singleton {
     protected constructor();
-    static GetInstance<T = any>(): T;
+    static GetInstance<T extends Singleton>(this: ConstructorType<T, typeof Singleton>): T;
 }
 //# sourceMappingURL=Singleton.d.ts.map