fix(ios): tracesSampler becomes NSNull in iOS and the app cannot be started

[marandaneto]

📢 Type of change

• Bugfix
• New feature
• Enhancement
• Refactoring

📜 Description

💡 Motivation and Context

Closes #1864

💚 How did you test it?

running with sampler

📝 Checklist

• I reviewed submitted code
• I added tests to verify changes
• All tests passing
• No breaking changes

🔮 Next steps

[philipphofmann]

LGTM. I think we could add a layer of abstraction to add tests in Swift for the whole bridge. I can help you with that. Of course not in this PR. What do you think?

[philipphofmann]

l:

Suggested change

	NSMutableDictionary * mutableOptions =[options mutableCopy];
	[mutableOptions setValue:beforeSend forKey:@"beforeSend"];
	NSMutableDictionary * mutableOptions = [options mutableCopy];
	mutableOptions[@"beforeSend"] = beforeSend;

[marandaneto]

I'd rather keep as it is and change in another PR, there are more places in this class doing the same way

[marandaneto]

LGTM. I think we could add a layer of abstraction to add tests in Swift for the whole bridge. I can help you with that. Of course not in this PR. What do you think?

yep, I intend to do that after cleaning up all the JS issues first, also for Android, will hook you up when we are there, thanks.

[philipphofmann]

LGTM. I think we could add a layer of abstraction to add tests in Swift for the whole bridge. I can help you with that. Of course not in this PR. What do you think?

yep, I intend to do that after cleaning up all the JS issues first, also for Android, will hook you up when we are there, thanks.

Agree, I created an issue so we don't forget about it #1874.