resetJIntentGlobals function
Restores JIntent's process-wide state to its defaults.
Resets JObserver (registered observers and static callbacks),
JEffectsConfig, JMetrics and EitherConfig. Call it from setUp or
tearDown so global configuration cannot leak between tests.
Implementation
void resetJIntentGlobals() {
JObserver.reset();
JEffectsConfig().reset();
JMetrics.reset();
EitherConfig.errorLogger = null;
}