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fallback: two fixes for raising ExtraData

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Bas Westerbaan 2013-01-28 22:29:23 +01:00
parent 6fa0f46a12
commit b940802032
1 changed files with 17 additions and 8 deletions
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25
msgpack/fallback.py
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@ -71,7 +71,8 @@ def unpack(stream, object_hook=None, list_hook=None, use_list=True,
use_list=use_list, encoding=encoding, unicode_errors=unicode_errors,
object_pairs_hook=object_pairs_hook)
ret = unpacker._fb_unpack()
unpacker._fb_check_for_extradata()
if unpacker._fb_got_extradata():
raise ExtraData(ret, unpacker._fb_get_extradata())
return ret
def unpackb(packed, object_hook=None, list_hook=None, use_list=True,
@ -85,7 +86,8 @@ def unpackb(packed, object_hook=None, list_hook=None, use_list=True,
object_pairs_hook=object_pairs_hook)
unpacker.feed(packed)
ret = unpacker._fb_unpack()
unpacker._fb_check_for_extradata()
if unpacker._fb_got_extradata():
raise ExtraData(ret, unpacker._fb_get_extradata())
return ret
class Unpacker(object):
@ -192,15 +194,16 @@ class Unpacker(object):
self._fb_buf_i = 0
self._fb_buf_n = sum(map(len, self._fb_buffers))
def _fb_check_for_extradata(self):
def _fb_got_extradata(self):
if self._fb_buf_i != len(self._fb_buffers):
raise ExtraData
return True
if self._fb_feeding:
return
return False
if not self.file_like:
return
if not self.file_like.read(1):
raise ExtraData
return False
if self.file_like.read(1):
return True
return False
def __iter__(self):
return self
@ -216,6 +219,12 @@ class Unpacker(object):
def read_bytes(self, n):
return self._fb_read(n)
def _fb_get_extradata(self):
bufs = self._fb_buffers[self._fb_buf_i:]
if bufs:
bufs[0] = bufs[0][self._fb_buf_o:]
return ''.join(bufs)
def _fb_read(self, n, write_bytes=None):
ret = ''
while len(ret) != n: