shutdown the lib only for node

dist/pdfParser.js

@@ -70,7 +70,7 @@ class PDFparser {
         });
         this.insertQrCode = (imgBytes, url, coords, scaleFactor, licenseKey, certPath, certTSAUrl) => __awaiter(this, void 0, void 0, function* () {
             let lib, buf;
-            if (typeof window !== `undefined`) {
+            if (typeof window !== "undefined") {
                 lib = window.PDFNet;
             }
             else {
@@ -85,7 +85,9 @@ class PDFparser {
                 console.log(error);
                 throw new errors_1.GeneralError("Could Not sign pdf");
             }
-            yield lib.shutdown();
+            if (typeof window === "undefined") {
+                yield lib.shutdown();
+            }
             return buf;
         });
         this.document = document;

src/pdfParser.ts

@@ -67,7 +67,7 @@ class PDFparser {
     certTSAUrl: string
   ): Promise<ArrayBuffer> => {
     let lib, buf;
-    if (typeof window !== `undefined`) {
+    if (typeof window !== "undefined") {
       lib = window.PDFNet;
     } else {
       const pdflib = await import("@pdftron/pdfnet-node");
@@ -89,7 +89,10 @@ class PDFparser {
       throw new GeneralError("Could Not sign pdf");
     }
 
-    await lib.shutdown();
+    if (typeof window === "undefined") {
+      await lib.shutdown();
+    }
+
     return buf;
   };
 }