Method line_number_padding

regex/regex-syntax/src/error.rs:273–279

Return the line number padding beginning at the start of each line of the pattern. If the pattern is only one line, then this returns a fixed padding for visual indentation.

(&self)

    /// If the pattern is only one line, then this returns a fixed padding
    /// for visual indentation.
    fn line_number_padding(&self) -> usize {
        if self.line_number_width == 0 {
            4
        } else {
            2 + self.line_number_width
        }
    }
}

fn repeat_char(c: char, count: usize) -> String {