Swift-Objc try/catch bridge

example.swift

objc_try_catch({
  let exception = NSException(name: "Something went wrong", reason: "not sure", userInfo: [:])
  print("raising NSException: \(exception)...")
  exception.raise()
}) { exception in
  print("... caught NSException: \(exception)")
}

objc_try_catch.h

extern void objc_try_catch(__attribute__((noescape)) void(^tryBlock)(), __attribute__((noescape)) void(^catchBlock)(NSException *));

objc_try_catch.m

void objc_try_catch(__attribute__((noescape)) void(^tryBlock)(), __attribute__((noescape)) void(^catchBlock)(NSException *)) {
    @try {
        tryBlock();
    }
    @catch (NSException *exception) {
        catchBlock(exception);
    }
}