add all frontend files

node_modules/@rc-component/trigger/lib/Popup/Mask.js

@@ -0,0 +1,35 @@
+"use strict";
+
+var _interopRequireWildcard = require("@babel/runtime/helpers/interopRequireWildcard").default;
+var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault").default;
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = Mask;
+var _extends2 = _interopRequireDefault(require("@babel/runtime/helpers/extends"));
+var _classnames = _interopRequireDefault(require("classnames"));
+var _rcMotion = _interopRequireDefault(require("rc-motion"));
+var React = _interopRequireWildcard(require("react"));
+function Mask(props) {
+  var prefixCls = props.prefixCls,
+    open = props.open,
+    zIndex = props.zIndex,
+    mask = props.mask,
+    motion = props.motion;
+  if (!mask) {
+    return null;
+  }
+  return /*#__PURE__*/React.createElement(_rcMotion.default, (0, _extends2.default)({}, motion, {
+    motionAppear: true,
+    visible: open,
+    removeOnLeave: true
+  }), function (_ref) {
+    var className = _ref.className;
+    return /*#__PURE__*/React.createElement("div", {
+      style: {
+        zIndex: zIndex
+      },
+      className: (0, _classnames.default)("".concat(prefixCls, "-mask"), className)
+    });
+  });
+}