Write a single char

Property definitions

core $ Writer :: write_char
	# Write a single char
	fun write_char(c: Char) do
		var ln = codec.add_char_to(c, write_buffer)
		write_bytes_from_cstring(write_buffer, ln)
	end
lib/core/stream.nit:537,2--541,4

core $ BytesWriter :: write_char
	redef fun write_char(c)
	do
		if closed then return
		bytes.add_char c
	end
lib/core/stream.nit:648,2--652,4