catch error in getSigHeaders

Author: nleush

lib/utils.js

@@ -181,16 +181,21 @@ export function prepareRequestOptions(request_options, options) {
             setCookieFromJar(uri, request_options.headers, options?.jar)
 
             if ((options.sig || request_sig) && options.getSigHeaders) {
-                options.getSigHeaders(original_uri, function(error, headers) {
-                    if (error) {
-                        // Skip error.
-                        resolve(request_options);
-                    } else {
-                        request_options.headers = request_options.headers || {};
-                        Object.assign(request_options.headers, headers)
-                        resolve(request_options);
-                    }
-                });
+                try {
+                    options.getSigHeaders(original_uri, function(error, headers) {
+                        if (error) {
+                            // Skip error.
+                            resolve(request_options);
+                        } else {
+                            request_options.headers = request_options.headers || {};
+                            Object.assign(request_options.headers, headers);
+                            resolve(request_options);
+                        }
+                    });
+                } catch(ex) {
+                    console.error('options.getSigHeaders exception', ex);
+                    resolve(request_options);    
+                }
             } else {
                 resolve(request_options);
             }