use similar::TextDiff;
/// Render a unified diff between two strings
pub fn render_unified_diff(old: &str, new: &str, old_label: &str, new_label: &str) -> String {
let diff = TextDiff::from_lines(old, new);
diff.unified_diff()
.context_radius(3)
.header(old_label, new_label)
.to_string()
}