add all frontend files

node_modules/rc-menu/es/placements.js

@@ -0,0 +1,73 @@
+var autoAdjustOverflow = {
+  adjustX: 1,
+  adjustY: 1
+};
+export var placements = {
+  topLeft: {
+    points: ['bl', 'tl'],
+    overflow: autoAdjustOverflow
+  },
+  topRight: {
+    points: ['br', 'tr'],
+    overflow: autoAdjustOverflow
+  },
+  bottomLeft: {
+    points: ['tl', 'bl'],
+    overflow: autoAdjustOverflow
+  },
+  bottomRight: {
+    points: ['tr', 'br'],
+    overflow: autoAdjustOverflow
+  },
+  leftTop: {
+    points: ['tr', 'tl'],
+    overflow: autoAdjustOverflow
+  },
+  leftBottom: {
+    points: ['br', 'bl'],
+    overflow: autoAdjustOverflow
+  },
+  rightTop: {
+    points: ['tl', 'tr'],
+    overflow: autoAdjustOverflow
+  },
+  rightBottom: {
+    points: ['bl', 'br'],
+    overflow: autoAdjustOverflow
+  }
+};
+export var placementsRtl = {
+  topLeft: {
+    points: ['bl', 'tl'],
+    overflow: autoAdjustOverflow
+  },
+  topRight: {
+    points: ['br', 'tr'],
+    overflow: autoAdjustOverflow
+  },
+  bottomLeft: {
+    points: ['tl', 'bl'],
+    overflow: autoAdjustOverflow
+  },
+  bottomRight: {
+    points: ['tr', 'br'],
+    overflow: autoAdjustOverflow
+  },
+  rightTop: {
+    points: ['tr', 'tl'],
+    overflow: autoAdjustOverflow
+  },
+  rightBottom: {
+    points: ['br', 'bl'],
+    overflow: autoAdjustOverflow
+  },
+  leftTop: {
+    points: ['tl', 'tr'],
+    overflow: autoAdjustOverflow
+  },
+  leftBottom: {
+    points: ['bl', 'br'],
+    overflow: autoAdjustOverflow
+  }
+};
+export default placements;