优化

client/shared/components/Portal/context.ts

@@ -0,0 +1,14 @@
+import React from 'react';
+
+export type PortalMethods = {
+  mount: (name: string, children: React.ReactNode) => number;
+  update: (name: string, key: number, children: React.ReactNode) => void;
+  unmount: (name: string, key: number) => void;
+};
+
+export function createPortalContext(name: string) {
+  const PortalContext = React.createContext<PortalMethods | null>(null);
+  PortalContext.displayName = 'PortalContext-' + name;
+
+  return PortalContext;
+}