init commit

src/utils/hook.js

@@ -0,0 +1,19 @@
+export function addHook(target, methodName, hook, upsert = false) {
+    if (!target) {
+        return;
+    }
+    let method = target[methodName];
+    if (!method && !upsert) {
+        return;
+    }
+    if (method) {
+        // bind original method to target
+        method = method.bind(target);
+    }
+    Object.defineProperty(target, methodName, {
+        value: (...params) => hook(target, methodName, method, ...params),
+        enumerable: true,
+        writable: true,
+        configurable: true,
+    });
+}