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manifest: do parsing inside manifestdict contstructor

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This shape to the code will make using a C implementation of the
manifest storage easier.
This commit is contained in:
Augie Fackler 2015-03-07 11:43:12 -05:00
parent 57e0fb72c1
commit ec499cabf0
1 changed files with 9 additions and 7 deletions
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16
mercurial/manifest.py
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@ -20,17 +20,18 @@ def _parsemanifest(mfdict, fdict, lines):
else:
mfdict[f] = bin(n)
def _parse(lines):
mfdict = manifestdict()
def _parse(lines, mfdict, flags):
try:
parsers.parse_manifest(mfdict, mfdict._flags, lines)
parsers.parse_manifest(mfdict, flags, lines)
except AttributeError:
_parsemanifest(mfdict, mfdict._flags, lines)
_parsemanifest(mfdict, flags, lines)
return mfdict
class manifestdict(dict):
def __init__(self):
def __init__(self, data=''):
self._flags = {}
_parse(data, self, self._flags)
def __setitem__(self, k, v):
assert v is not None
dict.__setitem__(self, k, v)
@ -250,7 +251,8 @@ class manifest(revlog.revlog):
def readdelta(self, node):
r = self.rev(node)
return _parse(mdiff.patchtext(self.revdiff(self.deltaparent(r), r)))
d = mdiff.patchtext(self.revdiff(self.deltaparent(r), r))
return manifestdict(d)
def readfast(self, node):
'''use the faster of readdelta or read'''
@ -267,7 +269,7 @@ class manifest(revlog.revlog):
return self._mancache[node][0]
text = self.revision(node)
arraytext = array.array('c', text)
m = _parse(text)
m = manifestdict(text)
self._mancache[node] = (m, arraytext)
return m