Esempio n. 1
0
 def next(self, state, count=1):
     (cons, line_stream) = state
     try:
         (value, next_line_stream) = s_next(line_stream, count=count)
         return (value, ((cons, next_line_stream), self))
     except StopIteration:
         # the general approach here is to take what we can from the
         # current line, create the next, and take the rest from that.
         # of course, that may also not have enough, in which case it
         # will recurse.
         cons = cons.tail
         if s_empty(line_stream):
             next_line_stream = self._next_line(cons, line_stream)
             next_stream = ((cons, next_line_stream), self)
             return s_next(next_stream, count=count)
         else:
             (line, end_line_stream) = s_line(line_stream, False)
             next_line_stream = self._next_line(cons, end_line_stream)
             next_stream = ((cons, next_line_stream), self)
             (extra, final_stream) = s_next(next_stream, count=count-len(line))
             value = s_join(line_stream, line, extra)
             return (value, final_stream)
Esempio n. 2
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 def next(self, state, count=1):
     (cons, line_stream) = state
     try:
         (value, next_line_stream) = s_next(line_stream, count=count)
         return (value, ((cons, next_line_stream), self))
     except StopIteration:
         # the general approach here is to take what we can from the
         # current line, create the next, and take the rest from that.
         # of course, that may also not have enough, in which case it
         # will recurse.
         cons = cons.tail
         if s_empty(line_stream):
             next_line_stream = self._next_line(cons, line_stream)
             next_stream = ((cons, next_line_stream), self)
             return s_next(next_stream, count=count)
         else:
             (line, end_line_stream) = s_line(line_stream, False)
             next_line_stream = self._next_line(cons, end_line_stream)
             next_stream = ((cons, next_line_stream), self)
             (extra, final_stream) = s_next(next_stream,
                                            count=count - len(line))
             value = s_join(line_stream, line, extra)
             return (value, final_stream)
Esempio n. 3
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 def join(self, state, *values):
     line_stream = state_to_line_stream(state)
     return s_join(line_stream, *values)
Esempio n. 4
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 def join(self, state, *values):
     line_stream = state_to_line_stream(state)
     return s_join(line_stream, *values)