pub fn suffix_string(&self) -> String {
        match self {
            CommentVariant::MacroDocEqStr(_, p) if *p == 0 || *p == 1 => r#""]"#.to_string(),
            CommentVariant::MacroDocEqStr(_, p) => {
                r#"""#.to_string() + &"#".repeat(p.saturating_sub(1)) + "]"
            }
            CommentVariant::SlashAsteriskAsterisk
            | CommentVariant::SlashAsteriskEM
            | CommentVariant::SlashAsterisk => "*/".to_string(),
            _ => "".to_string(),
        }
    }
Return string which will be appended to each line
doc-chunks/src/literal.rs