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Split out tree parsing function.
Changeset 8032747902c4…
Parent 2643a6b8935e…
by
Changes to one file · Browse files at 8032747902c4 Showing diff from parent 2643a6b8935e Diff from another changeset...
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@@ -318,6 +318,33 @@ return self._message
+def parse_tree(text):
+ ret = []
+ count = 0
+ while count < len(text):
+ mode = 0
+ chr = text[count]
+ while chr != ' ':
+ assert chr >= '0' and chr <= '7', "%s is not a valid mode char" % chr
+ mode = (mode << 3) + (ord(chr) - ord('0'))
+ count += 1
+ chr = text[count]
+ count += 1
+ chr = text[count]
+ name = ''
+ while chr != '\0':
+ name += chr
+ count += 1
+ chr = text[count]
+ count += 1
+ chr = text[count]
+ sha = text[count:count+20]
+ hexsha = sha_to_hex(sha)
+ ret.append((mode, name, hexsha))
+ count = count + 20
+ return ret
+
+
class Tree(ShaFile):
"""A Git tree object"""
@@ -349,28 +376,7 @@
def _parse_text(self):
"""Grab the entries in the tree"""
- count = 0
- while count < len(self._text):
- mode = 0
- chr = self._text[count]
- while chr != ' ':
- assert chr >= '0' and chr <= '7', "%s is not a valid mode char" % chr
- mode = (mode << 3) + (ord(chr) - ord('0'))
- count += 1
- chr = self._text[count]
- count += 1
- chr = self._text[count]
- name = ''
- while chr != '\0':
- name += chr
- count += 1
- chr = self._text[count]
- count += 1
- chr = self._text[count]
- sha = self._text[count:count+20]
- hexsha = sha_to_hex(sha)
- self.add(mode, name, hexsha)
- count = count + 20
+ self._entries = parse_tree(self._text)
def serialize(self):
self._text = ""
@@ -437,6 +443,7 @@ count += 1
self._author_time = int(text[count:count+10])
while text[count] != ' ':
+ assert text[count] != '\n', "Malformed author information"
count += 1
self._author_timezone = int(text[count:count+6])
count += 1
@@ -461,6 +468,7 @@ count += 1
self._commit_time = int(text[count:count+10])
while text[count] != ' ':
+ assert text[count] != '\n', "Malformed committer information"
count += 1
self._commit_timezone = int(text[count:count+6])
count += 1
@@ -554,7 +562,7 @@
try:
# Try to import C versions
- from dulwich._objects import hex_to_sha, sha_to_hex
+ from dulwich._objects import hex_to_sha, sha_to_hex, parse_tree
except ImportError:
pass
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