feat(TreeSelect): some props can be string

src/tree-select/index.tsx

@@ -29,11 +29,11 @@ export type TreeSelectChildren = {
 export type TreeSelectActiveId = number | string | (number | string)[];
 
 export type TreeSelectProps = {
-  max: number;
+  max: number | string;
   height: number | string;
   items: TreeSelectItem[];
   activeId: TreeSelectActiveId;
-  mainActiveIndex: number;
+  mainActiveIndex: number | string;
 };
 
 export type TreeSelectSlots = DefaultSlots & {
@@ -50,7 +50,7 @@ function TreeSelect(
 ) {
   const { height, items, mainActiveIndex, activeId } = props;
 
-  const selectedItem: Partial<TreeSelectItem> = items[mainActiveIndex] || {};
+  const selectedItem: Partial<TreeSelectItem> = items[+mainActiveIndex] || {};
   const subItems = selectedItem.children || [];
   const isMultiple = Array.isArray(activeId);
 
@@ -136,7 +136,7 @@ function TreeSelect(
 
 TreeSelect.props = {
   max: {
-    type: Number,
+    type: [Number, String],
     default: Infinity,
   },
   items: {
@@ -152,7 +152,7 @@ TreeSelect.props = {
     default: 0,
   },
   mainActiveIndex: {
-    type: Number,
+    type: [Number, String],
     default: 0,
   },
 };