Make INDENT_BUFFER longer
Avoid panicking when indent whose width is 80 called `to_string()`.
@@ -23,7 +23,7 @@ pub struct Indent {
pub alignment: usize,
}
-// INDENT_BUFFER.len() = 80
+// INDENT_BUFFER.len() = 81
const INDENT_BUFFER_LEN: usize = 80;
const INDENT_BUFFER: &str =
"\n ";
