fix: change utils && mixins alias

packages/utils/clickoutside.js

@@ -0,0 +1,44 @@
+/**
+ * v-clickoutside
+ * @desc 点击元素外面才会触发的事件
+ * @example
+ * ```vue
+ * <div v-clickoutside="handleClose">
+ * ```
+ */
+import Vue from 'vue';
+const isServer = Vue.prototype.$isServer;
+const clickoutsideContext = '@@clickoutsideContext';
+
+export default {
+  bind(el, binding, vnode) {
+    const documentHandler = function(e) {
+      if (vnode.context && !el.contains(e.target)) {
+        vnode.context[el[clickoutsideContext].methodName]();
+      }
+    };
+    el[clickoutsideContext] = {
+      documentHandler,
+      methodName: binding.expression,
+      arg: binding.arg || 'click'
+    };
+    !isServer && document.addEventListener(el[clickoutsideContext].arg, documentHandler);
+  },
+
+  update(el, binding) {
+    el[clickoutsideContext].methodName = binding.expression;
+  },
+
+  unbind(el) {
+    !isServer && document.removeEventListener(
+      el[clickoutsideContext].arg,
+      el[clickoutsideContext].documentHandler);
+  },
+
+  install(Vue) {
+    Vue.directive('clickoutside', {
+      bind: this.bind,
+      unbind: this.unbind
+    });
+  }
+};