pyderasn.py | 10 ++++++++++

diff --git a/pyderasn.py b/pyderasn.py
index d027931a1f148145015cf40fe1ed0f4f5c6bf829898180b6cecc2bfbdc0e9e30..10a56e7e6591696f7a9ae8d57b57f4b07c9b748c76a71126d3303a8b272ac816 100755
--- a/pyderasn.py
+++ b/pyderasn.py
@@ -1057,6 +1057,7 @@                 eoc_expected, tail = tail[:EOC_LEN], tail[EOC_LEN:]
                 if eoc_expected.tobytes() != EOC:
                     raise DecodeError(
                         "no EOC",
+                        klass=self.__class__,
                         decode_path=decode_path,
                         offset=offset,
                     )
@@ -2203,6 +2204,7 @@         if t == self.tag_constructed:
             if not ctx.get("bered", False):
                 raise DecodeError(
                     "unallowed BER constructed encoding",
+                    klass=self.__class__,
                     decode_path=decode_path,
                     offset=offset,
                 )
@@ -2248,6 +2250,7 @@                         break
                     if vlen > l:
                         raise DecodeError(
                             "chunk out of bounds",
+                            klass=self.__class__,
                             decode_path=len(chunks) - 1,
                             offset=chunks[-1].offset,
                         )
@@ -2263,6 +2266,7 @@                     )
                 except TagMismatch:
                     raise DecodeError(
                         "expected BitString encoded chunk",
+                        klass=self.__class__,
                         decode_path=sub_decode_path,
                         offset=sub_offset,
                     )
@@ -2273,6 +2277,7 @@                 v = v_tail
             if len(chunks) == 0:
                 raise DecodeError(
                     "no chunks",
+                    klass=self.__class__,
                     decode_path=decode_path,
                     offset=offset,
                 )
@@ -2282,6 +2287,7 @@             for chunk_i, chunk in enumerate(chunks[:-1]):
                 if chunk.bit_len % 8 != 0:
                     raise DecodeError(
                         "BitString chunk is not multiple of 8 bit",
+                        klass=self.__class__,
                         decode_path=decode_path + (str(chunk_i),),
                         offset=chunk.offset,
                     )
@@ -2566,6 +2572,7 @@         if t == self.tag_constructed:
             if not ctx.get("bered", False):
                 raise DecodeError(
                     "unallowed BER constructed encoding",
+                    klass=self.__class__,
                     decode_path=decode_path,
                     offset=offset,
                 )
@@ -2611,6 +2618,7 @@                         break
                     if vlen > l:
                         raise DecodeError(
                             "chunk out of bounds",
+                            klass=self.__class__,
                             decode_path=len(chunks) - 1,
                             offset=chunks[-1].offset,
                         )
@@ -2626,6 +2634,7 @@                     )
                 except TagMismatch:
                     raise DecodeError(
                         "expected OctetString encoded chunk",
+                        klass=self.__class__,
                         decode_path=sub_decode_path,
                         offset=sub_offset,
                     )
@@ -2636,6 +2645,7 @@                 v = v_tail
             if len(chunks) == 0:
                 raise DecodeError(
                     "no chunks",
+                    klass=self.__class__,
                     decode_path=decode_path,
                     offset=offset,
                 )