Should `tibble()` wrap errors?

[hadley]

I think it would be nice if this:

tibble::tibble(x = stop("!"))
#> Error in eval_tidy(xs[[j]], mask): !

Looked like this?

tibble::tibble(x = stop("!"))
#> Error in tibble():
#> Failed to evaluate column `x`
#> Caused by error:
#> !