Ignore no requests if ignoreSuffix is empty

An empty ignore suffix currently causes all requests to be ignored. This makes it impossible to disable ignoring by suffix.

Author: michaelzangl

src/config/AgentConfig.ts

@@ -53,7 +53,8 @@ export function finalizeConfig(config: AgentConfig): void {
     'i',
   );
 
-  const ignoreSuffix = `^.+(?:${config
+  const neverMatchingRegexp = '\\A(?!x)x';
+  const ignoreSuffix = !config.ignoreSuffix ? neverMatchingRegexp : `^.+(?:${config
     .ignoreSuffix!.split(',')
     .map((s) => escapeRegExp(s.trim()))
     .join('|')})$`;