# An emphasis token.
abstract class TokenEm
	super Token

	redef fun emit(v) do
		var tmp = v.push_buffer
		var b = v.emit_text_until(v.current_text.as(not null), pos + 1, self)
		v.pop_buffer
		if b > 0 then
			v.decorator.add_em(v, tmp)
			v.current_pos = b
		else
			v.addc char
		end
	end
end