pub trait ListsDebug {
// Required method
fn lists_debug(
&self,
intra_separator: &str,
inter_separator: &str,
) -> String;
}Expand description
Extension trait to convert a list of lists of debuggable items into a single string.
For example, vec![vec![Some(1), Some(2)], vec![Some(3)]].lists_debug(", ", " | ") will produce
the string "[Some(1), Some(2)] | [Some(3)]".