Hi Al, > I found this failure case in an earlier commit: > > \fbox{ % TODO: preview-auto breaks with this one! > \begin{minipage}[t]{0.22\textwidth} > \[ > \begin{aligned} > \MoveEqLeft[1.5] > A = C \\ > \end{aligned} > \] > \end{minipage} > } > > fbox seems to override the font-lock, so the region detection fails and seems > to break the preview code.
Many thanks, should be fixed on the preview-auto github repo now. (From what I can tell, the issue was unrelated to font lock, but rather that I was too liberal with what counted as a math environment coming from texmathp.) Any other feedback or issues would be welcome. Thanks, best, Paul