}

    private
    fun Failure.findFirstUserCode(): StackTraceElement? {
        stackTrace.forEachIndexed { index, element ->
            if (getStackTraceRelevance(index).isUserCode()) {
                return element
            }
        }

        return null
    }

    private
    fun exceptionSummaryFrom(frame: StackTraceElement) = StructuredMessage.build {
        text("at ")