From 925cae72acd6a0d2a789cdc363736ed826f8ffa6 Mon Sep 17 00:00:00 2001
From: Bob Ippolito <bob@redivi.com>
Date: Mon, 21 Jul 2014 17:18:08 +0200
Subject: generalize BOM stripping to any use of raw_decode

---
 CHANGES.txt                      |  6 ++++++
 conf.py                          |  4 ++--
 simplejson/__init__.py           | 13 ++-----------
 simplejson/decoder.py            |  7 +++++++
 simplejson/tests/test_unicode.py | 15 +++++++--------
 simplejson/tests/utf-8-bom.json  |  3 ---
 6 files changed, 24 insertions(+), 24 deletions(-)
 delete mode 100644 simplejson/tests/utf-8-bom.json

diff --git a/CHANGES.txt b/CHANGES.txt
index 23c705b..8714c1a 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -1,3 +1,9 @@
+Version 3.6.0 released 2014-07-21
+
+* Automatically strip any UTF-8 BOM from input to more closely
+  follow the latest specs
+  https://github.com/simplejson/simplejson/pull/101
+
 Version 3.5.3 released 2014-06-24
 
 * Fix lower bound checking in scan_once / raw_decode API
diff --git a/conf.py b/conf.py
index c222349..35cf327 100644
--- a/conf.py
+++ b/conf.py
@@ -42,9 +42,9 @@ copyright = '2014, Bob Ippolito'
 # other places throughout the built documents.
 #
 # The short X.Y version.
-version = '3.5'
+version = '3.6'
 # The full version, including alpha/beta/rc tags.
-release = '3.5.3'
+release = '3.6.0'
 
 # There are two options for replacing |today|: either, you set today to some
 # non-false value, then it is used:
diff --git a/simplejson/__init__.py b/simplejson/__init__.py
index bc5c93a..0a92914 100644
--- a/simplejson/__init__.py
+++ b/simplejson/__init__.py
@@ -98,7 +98,7 @@ Using simplejson.tool from the shell to validate and pretty-print::
     Expecting property name: line 1 column 3 (char 2)
 """
 from __future__ import absolute_import
-__version__ = '3.5.3'
+__version__ = '3.6.0'
 __all__ = [
     'dump', 'dumps', 'load', 'loads',
     'JSONDecoder', 'JSONDecodeError', 'JSONEncoder',
@@ -437,16 +437,7 @@ def load(fp, encoding=None, cls=None, object_hook=None, parse_float=None,
     of subclassing whenever possible.
 
     """
-    # Strip the UTF-8 BOM
-    contents = fp.read()
-    ord0 = ord(contents[0])
-    if ord0 in (0xef, 0xfeff):
-        if ord0 == 0xfeff:
-            contents = contents[1:]
-        elif contents[:3] == '\xef\xbb\xbf':
-            contents = contents[3:]
-
-    return loads(contents,
+    return loads(fp.read(),
         encoding=encoding, cls=cls, object_hook=object_hook,
         parse_float=parse_float, parse_int=parse_int,
         parse_constant=parse_constant, object_pairs_hook=object_pairs_hook,
diff --git a/simplejson/decoder.py b/simplejson/decoder.py
index 1a6c5d9..545e658 100644
--- a/simplejson/decoder.py
+++ b/simplejson/decoder.py
@@ -390,4 +390,11 @@ class JSONDecoder(object):
             raise JSONDecodeError('Expecting value', s, idx)
         if _PY3 and not isinstance(s, text_type):
             raise TypeError("Input string must be text, not bytes")
+        # strip UTF-8 bom
+        if len(s) > idx:
+            ord0 = ord(s[idx])
+            if ord0 == 0xfeff:
+                idx += 1
+            elif ord0 == 0xef and s[idx:idx + 3] == '\xef\xbb\xbf':
+                idx += 3
         return self.scan_once(s, idx=_w(s, idx).end())
diff --git a/simplejson/tests/test_unicode.py b/simplejson/tests/test_unicode.py
index 60492f7..3b37f65 100644
--- a/simplejson/tests/test_unicode.py
+++ b/simplejson/tests/test_unicode.py
@@ -1,9 +1,9 @@
 import sys
-import os.path
+import codecs
 from unittest import TestCase
 
 import simplejson as json
-from simplejson.compat import unichr, text_type, b, u
+from simplejson.compat import unichr, text_type, b, u, BytesIO
 
 class TestUnicode(TestCase):
     def test_encoding1(self):
@@ -146,9 +146,8 @@ class TestUnicode(TestCase):
             '"' + c + '"')
 
     def test_strip_bom(self):
-        thisdir = os.path.dirname(__file__)
-        json_file = os.path.join(thisdir, "utf-8-bom.json")
-        doc_ascii = {
-            u"content": u"\u3053\u3093\u306b\u3061\u308f"
-        }
-        self.assertEqual(json.load(open(json_file)), doc_ascii)
+        content = u"\u3053\u3093\u306b\u3061\u308f"
+        json_doc = codecs.BOM_UTF8 + b(json.dumps(content))
+        self.assertEqual(json.load(BytesIO(json_doc)), content)
+        for doc in json_doc, json_doc.decode('utf8'):
+            self.assertEqual(json.loads(doc), content)
diff --git a/simplejson/tests/utf-8-bom.json b/simplejson/tests/utf-8-bom.json
deleted file mode 100644
index 1791beb..0000000
--- a/simplejson/tests/utf-8-bom.json
+++ /dev/null
@@ -1,3 +0,0 @@
-{
-    "content": "こんにちわ"
-}
-- 
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