first commit

frontend/node_modules/antd/es/_util/transKeys.js

@@ -0,0 +1,19 @@
+export const groupKeysMap = keys => {
+  const map = new Map();
+  keys.forEach((key, index) => {
+    map.set(key, index);
+  });
+  return map;
+};
+export const groupDisabledKeysMap = dataSource => {
+  const map = new Map();
+  dataSource.forEach(({
+    disabled,
+    key
+  }, index) => {
+    if (disabled) {
+      map.set(key, index);
+    }
+  });
+  return map;
+};