defined check

Author: parthlambdatest

src/lib/processSnapshot.ts

@@ -155,8 +155,10 @@ export default async function processSnapshot(snapshot: Snapshot, ctx: Context):
             }  else if (!ALLOWED_STATUSES.includes(response.status())) {
                 ctx.log.debug(`${globalViewport} Handling request ${requestUrl}\n - skipping disallowed status [${response.status()}]`);
 
-                const responseHeaders = response.headers();
-                ctx.log.debug(`Response headers for ${requestUrl}:, ${JSON.stringify(responseHeaders, null, 2)}`);
+                if (response.headers()) {
+                    const responseHeaders = response.headers();
+                    ctx.log.debug(`Response headers for ${requestUrl}: ${JSON.stringify(responseHeaders, null, 2)}`);
+                }
                 let data = {
                     statusCode: `${response.status()}`,
                     url: requestUrl,