Merge pull request #211680 in DEC/fineui from master to feature/x

* commit '42db22227923d4faea4c093569617ced11facd83':
  无 jira 任务 refactor: 类型补充

typescript/base/single/button/button.basic.ts

@@ -38,7 +38,7 @@ export declare class BasicButton extends Single {
         trigger?: string | null;
         handler?: Function;
         bubble?: Function | null | string;
-        text?: string;
+        text?: string | ((context: any) => string);
         el?: Obj;
     } & Single["props"];