can we merge `fre_logger.error` and `raise` steps ?

[ilaflott]

"in some fanciful world fre_logger.error would raise the exception for you" - @ceblanton

I'm not gonna look into that now, but i think there's gotta be a fancy-enough world out there, somewhere, that does something like this.

Discussion between @ceblanton and0 @ilaflott in PR715 review #715 (comment)