difft::display::context

Function match_blanks_between

Source 
fn match_blanks_between(
    current: (LineNumber, LineNumber),
    prev: (LineNumber, LineNumber),
    lhs_lines: &[&str],
    rhs_lines: &[&str],
) -> Vec<(Option<LineNumber>, Option<LineNumber>)>
Expand description

If the lines immediately before current are blank on both sides, return the line numbers of those blank lines.