From 0431a766f4e069d74627441aa3facbc7e64e4511 Mon Sep 17 00:00:00 2001 From: Joel Nothman Date: Tue, 25 Sep 2012 01:18:33 +1000 Subject: read_array/map_header functionality --- msgpack/_msgpack.pyx | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'msgpack/_msgpack.pyx') diff --git a/msgpack/_msgpack.pyx b/msgpack/_msgpack.pyx index 0fc3739..7131d1f 100644 --- a/msgpack/_msgpack.pyx +++ b/msgpack/_msgpack.pyx @@ -212,6 +212,8 @@ cdef extern from "unpack.h": size_t len, size_t* off) except -1 execute_fn template_construct execute_fn template_skip + execute_fn read_array_header + execute_fn read_map_header void template_init(template_context* ctx) object template_data(template_context* ctx) @@ -482,6 +484,14 @@ cdef class Unpacker(object): """read and ignore one object, returning None""" return self._unpack(template_skip) + def read_array_header(self): + """assuming the next object is an array, return its size n, such that the next n unpack() calls will iterate over its contents.""" + return self._unpack(read_array_header) + + def read_map_header(self): + """assuming the next object is a map, return its size n, such that the next n * 2 unpack() calls will iterate over its key-value pairs.""" + return self._unpack(read_map_header) + def __iter__(self): return self -- cgit v1.2.1