# close the stream
fun close is abstract
+
+ # Pre-work hook.
+ #
+ # Used to inform `self` that operations will start.
+ # Specific streams can use this to prepare some resources.
+ #
+ # Is automatically invoked at the beginning of `with` structures.
+ #
+ # Do nothing by default.
+ fun start do end
+
+ # Post-work hook.
+ #
+ # Used to inform `self` that the operations are over.
+ # Specific streams can use this to free some resources.
+ #
+ # Is automatically invoked at the end of `woth` structures.
+ #
+ # call `close` by default.
+ fun finish do close
end
# A `Stream` that can be read from
end
end
+redef class Bytes
+ super Writable
+ redef fun write_to(s) do s.write_bytes(self)
+
+ redef fun write_to_string do return to_s
+end
+
redef class Text
super Writable
redef fun write_to(stream) do stream.write(self)
return null
end
# TODO: Fix when supporting UTF-8
- var c = _buffer[_buffer_pos].to_i.ascii
+ var c = _buffer[_buffer_pos].to_i.code_point
_buffer_pos += 1
return c
end