fix: cyclic reference in Modal

components/modal/Modal.jsx

+import React from 'react';
+import Dialog from 'rc-dialog';
+import { Dom } from 'rc-util';
+import Button from '../button';
+
+function noop() {}
+
+let mousePosition;
+let mousePositionEventBinded;
+
+let AntModal = React.createClass({
+  getDefaultProps() {
+    return {
+      prefixCls: 'ant-modal',
+      onOk: noop,
+      onCancel: noop,
+      okText: '确定',
+      cancelText: '取消',
+      width: 520,
+      transitionName: 'zoom',
+      maskAnimation: 'fade',
+      confirmLoading: false,
+      visible: false
+    };
+  },
+
+  handleCancel() {
+    this.props.onCancel();
+  },
+
+  handleOk() {
+    this.props.onOk();
+  },
+
+  componentDidMount() {
+    if (mousePositionEventBinded) {
+      return;
+    }
+    // 只有点击事件支持从鼠标位置动画展开
+    Dom.addEventListener(document.body, 'click', function onDocumentMousemove(e) {
+      mousePosition = {
+        x: e.pageX,
+        y: e.pageY
+      };
+      // 20ms 内发生过点击事件，则从点击位置动画展示
+      // 否则直接 zoom 展示
+      // 这样可以兼容非点击方式展开
+      setTimeout(() => mousePosition = null, 20);
+    });
+    mousePositionEventBinded = true;
+  },
+
+  render() {
+    let props = this.props;
+    let defaultFooter = [
+      <Button key="cancel"
+        type="ghost"
+        size="large"
+        onClick={this.handleCancel}>
+        {props.cancelText}
+      </Button>,
+      <Button key="confirm"
+        type="primary"
+        size="large"
+        loading={props.confirmLoading}
+        onClick={this.handleOk}>
+        {props.okText}
+      </Button>
+    ];
+    let footer = props.footer || defaultFooter;
+    return <Dialog onClose={this.handleCancel} footer={footer} {...props}
+      visible={props.visible} mousePosition={mousePosition} />;
+  }
+});
+
+export default AntModal;

components/modal/confirm.jsx

 import React from 'react';
 import ReactDOM from 'react-dom';
-import Dialog from './index';
+import Dialog from './modal';
 import Icon from '../icon';
 import Button from '../button';
 

components/modal/index.jsx

-import React from 'react';
-import Dialog from 'rc-dialog';
-import { Dom } from 'rc-util';
+import AntModal from './Modal';
 import confirm from './confirm';
-import Button from '../button';
-
-function noop() {}
-
-let mousePosition;
-let mousePositionEventBinded;
-
-let AntModal = React.createClass({
-  getDefaultProps() {
-    return {
-      prefixCls: 'ant-modal',
-      onOk: noop,
-      onCancel: noop,
-      okText: '确定',
-      cancelText: '取消',
-      width: 520,
-      transitionName: 'zoom',
-      maskAnimation: 'fade',
-      confirmLoading: false,
-      visible: false
-    };
-  },
-
-  handleCancel() {
-    this.props.onCancel();
-  },
-
-  handleOk() {
-    this.props.onOk();
-  },
-
-  componentDidMount() {
-    if (mousePositionEventBinded) {
-      return;
-    }
-    // 只有点击事件支持从鼠标位置动画展开
-    Dom.addEventListener(document.body, 'click', function onDocumentMousemove(e) {
-      mousePosition = {
-        x: e.pageX,
-        y: e.pageY
-      };
-      // 20ms 内发生过点击事件，则从点击位置动画展示
-      // 否则直接 zoom 展示
-      // 这样可以兼容非点击方式展开
-      setTimeout(() => mousePosition = null, 20);
-    });
-    mousePositionEventBinded = true;
-  },
-
-  render() {
-    let props = this.props;
-    let defaultFooter = [
-      <Button key="cancel"
-        type="ghost"
-        size="large"
-        onClick={this.handleCancel}>
-        {props.cancelText}
-      </Button>,
-      <Button key="confirm"
-        type="primary"
-        size="large"
-        loading={props.confirmLoading}
-        onClick={this.handleOk}>
-        {props.okText}
-      </Button>
-    ];
-    let footer = props.footer || defaultFooter;
-    return <Dialog onClose={this.handleCancel} footer={footer} {...props}
-      visible={props.visible} mousePosition={mousePosition} />;
-  }
-});
 
 AntModal.info = function (props) {
   props.iconClassName = 'info-circle';