chore: Update typescript definition

Author: zombieJ

src/AjaxUploader.tsx

@@ -7,13 +7,19 @@ import defaultRequest from './request';
 import getUid from './uid';
 import attrAccept from './attr-accept';
 import traverseFileTree from './traverseFileTree';
-import type { UploadProps, UploadProgressEvent, UploadRequestError, RcFile } from './interface';
+import type {
+  UploadProps,
+  UploadProgressEvent,
+  UploadRequestError,
+  RcFile,
+  BeforeUploadFileType,
+} from './interface';
 
 interface ParsedFileInfo {
   origin: RcFile;
   action: string;
   data: object;
-  parsedFile: File | Blob | null;
+  parsedFile: Exclude<BeforeUploadFileType, boolean>;
 }
 
 class AjaxUploader extends Component<UploadProps> {
@@ -118,7 +124,7 @@ class AjaxUploader extends Component<UploadProps> {
   processFile = async (file: RcFile, fileList: RcFile[]): Promise<ParsedFileInfo> => {
     const { beforeUpload, action, data } = this.props;
 
-    let transformedFile: boolean | File | Blob | void = file;
+    let transformedFile: BeforeUploadFileType | void = file;
     if (beforeUpload) {
       transformedFile = await beforeUpload(file, fileList);
       if (transformedFile === false) {

src/interface.tsx

@@ -1,5 +1,7 @@
 import type * as React from 'react';
 
+export type BeforeUploadFileType = File | Blob | boolean | string;
+
 export type Action = string | ((file: RcFile) => string | PromiseLike<string>);
 
 export interface UploadProps
@@ -21,7 +23,10 @@ export interface UploadProps
   onError?: (error: Error, ret: object, file: RcFile) => void;
   onSuccess?: (response: object, file: RcFile, xhr: object) => void;
   onProgress?: (event: UploadProgressEvent, file: RcFile) => void;
-  beforeUpload?: (file: RcFile, FileList: RcFile[]) => boolean | Promise<void | File | Blob>;
+  beforeUpload?: (
+    file: RcFile,
+    FileList: RcFile[],
+  ) => BeforeUploadFileType | Promise<void | BeforeUploadFileType>;
   customRequest?: (option: UploadRequestOption) => void;
   withCredentials?: boolean;
   openFileDialogOnClick?: boolean;
@@ -52,7 +57,7 @@ export interface UploadRequestOption<T = any> {
   onSuccess?: (body: T, xhr: XMLHttpRequest) => void;
   data?: object;
   filename?: string;
-  file: RcFile | Blob;
+  file: Exclude<BeforeUploadFileType, File | boolean> | RcFile;
   withCredentials?: boolean;
   action: string;
   headers?: UploadRequestHeader;