Macro tectonic::tt_error [−][src]
macro_rules! tt_error { ($dest:expr, $( $fmt_args:expr ),*) => { ... }; ($dest:expr, $( $fmt_args:expr ),* ; $err:expr) => { ... }; }
Expand description
Report a formatted error message to the user.
An Error
object may be provided, in which case it will be shown to the
user as well.