fix type

Author: jackkav

packages/insomnia/src/main/importers/convert.ts

@@ -26,14 +26,9 @@ export const convert = async (
     importerId?: string;
   } = {},
 ) => {
-  const emptyInput = !importEntry.contentStr && !importEntry.oriFilePath && !importEntry.oriFileName;
-  if (!importEntry || emptyInput) {
-    return null;
-  }
   const allImporters = (await import('./importers')).importers;
-  const filteredImporters = importerId ? allImporters.filter(i => i.id === importerId) : allImporters;
+  const filteredImporters = importEntry && importerId ? allImporters.filter(i => i.id === importerId) : allImporters;
   const errMsgList: string[] = [];
-
   for (const importer of filteredImporters) {
     const resources = await (importer.acceptFilePath === true
       ? importer.convert(importEntry)