Earlier quoted context omitted.
Not sure how to add that prompt by default without breaking existing scripts. Making it non-default seems like it wouldn’t help (given comments here).
Fair enough. Like the sibling says, checking the moral equivalent of [ -t 0 ] probably distinguishes enough interactive vs non-interactive use to add an interactive-only default. I'd add that script-y usage of brew already can block on user input (e.g. if a cask asks for sudo), so adding a go/no-go check probably only breaks the most determined automators, while the benefits accrue to a wide swath of users (both new…
Yeh, that’s the interactive check we’ve used in the past and unfortunately it still has given false positives and false negatives enough I’m hesitant to make a change this big due to it.