pub(crate) const DOUBLE_BORDER_HOR_LINE: char = '═';
pub(crate) const DOUBLE_BORDER_VERT_LINE: char = '║';
pub(crate) const DOUBLE_BORDER_TOP_LEFT: char = '╔';
pub(crate) const DOUBLE_BORDER_TOP_RIGHT: char = '╗';
pub(crate) const DOUBLE_BORDER_BOTTOM_LEFT: char = '╚';
pub(crate) const DOUBLE_BORDER_BOTTOM_RIGHT: char = '╝';
pub(crate) const DOUBLE_BORDER_JOIN_LEFT: char = '╟';
pub(crate) const DOUBLE_BORDER_JOIN_RIGHT: char = '╢';
pub(crate) const DOUBLE_BORDER_JOIN_UP: char = '╤';
pub(crate) const DOUBLE_BORDER_JOIN_DOWN: char = '╧';
pub(crate) const SINGLE_BORDER_HOR_LINE: char = '─';
pub(crate) const SINGLE_BORDER_VERT_LINE: char = '│';
pub(crate) const SINGLE_BORDER_CROSS: char = '┼';