Print it as a "%s" so that possible percentage symbols in the error message does not cause issues. Use proper assert (assert(true) is a no-op). Also use `empty()` instead of `length()`. Reviewed with Clement in real life.
Print it as a "%s" so that possible percentage symbols in the error message does not cause issues. Use proper assert (assert(true) is a no-op). Also use `empty()` instead of `length()`. Reviewed with Clement in real life.