feat: Allow arrays to be passed as accepted file types

Author: Nolski

src/index.js

@@ -14,7 +14,9 @@ import 'core-js/fn/string/ends-with';
 
 export default function(file, acceptedFiles) {
     if (file && acceptedFiles) {
-        const acceptedFilesArray = acceptedFiles.split(',');
+        const acceptedFilesArray = (Array.isArray(acceptedFiles) ?
+                                        acceptedFiles :
+                                        acceptedFiles.split(','));
         const fileName = file.name || '';
         const mimeType = file.type || '';
         const baseMimeType = mimeType.replace(/\/.*$/, '');

test/index.js

@@ -135,4 +135,20 @@ describe('accept', () => {
             type: 'random/type'
         }, acceptedMimeTypes)).toBe(true);
     });
+
+    it('should allow accepted files passed to be an array', () => {
+        const acceptedMimeTypes = ['img/jpeg', '.pdf'];
+        expect(accept({
+            name: 'testfile.pdf',
+            type: 'random/type'
+        }, acceptedMimeTypes)).toBe(true);
+        expect(accept({
+            name: 'testfile.jpg',
+            type: 'img/jpeg'
+        }, acceptedMimeTypes)).toBe(true);
+        expect(accept({
+            name: 'testfile',
+            type: 'application/json'
+        }, acceptedMimeTypes)).toBe(false);
+    });
 });