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annotate commitwatcher/store.py @ 24:60a67934c64e

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commitwatcher/store.py
author Jeff Hammel <jhammel@mozilla.com>
date Wed, 02 Oct 2013 13:13:38 -0700
parents e65090645a18
children 4c53f4cc6ffe
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4cb3971d9d9d commitwatcher/__init__.py commitwatcher/agent.py commitwatcher/main.py setup.py commitwatcher/commit.py commitwatcher/store.py mozbasewatcher.py
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1 from abc import abstractmethod
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883c88b13142 commitwatcher/agent.py commitwatcher/store.py mozbasewatcher.py
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3 __all__ = ['CommitStore', 'MemoryStore']
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4cb3971d9d9d commitwatcher/__init__.py commitwatcher/agent.py commitwatcher/main.py setup.py commitwatcher/commit.py commitwatcher/store.py mozbasewatcher.py
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5 class CommitStore(object):
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6 """
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7 ABC for commits
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8 """
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4cb3971d9d9d commitwatcher/__init__.py commitwatcher/agent.py commitwatcher/main.py setup.py commitwatcher/commit.py commitwatcher/store.py mozbasewatcher.py
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10 @abstractmethod
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11 def add(self, commit):
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12 """adds a commit to the store"""
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14 @abstractmethod
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15 def paths(self, *commits):
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16 """return all paths touched for a given commit"""
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18 def ancestry(self, path):
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19 sep = '/' # unix/url-style separators
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20 path = path.split('/')
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21 paths = []
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22 while path:
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23 paths.append(sep.join(path))
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24 path.pop()
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25 return paths
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28 class MemoryStore(CommitStore):
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29 """store in volatile memory"""
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30 # volatile!
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32 def __init__(self):
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33 self.path_to_commit = {}
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34 self._commits = []
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36 def add(self, commit):
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37 raise NotImplementedError()
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39 def paths(self, *commits):
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40 """
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41 return paths touched by commits
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42 """
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44 paths = set()
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45 for commit in commits:
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46 for f in commit.files:
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47 for path in self.ancestry(f):
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48 self.path_to_commit.set_default(path, []).append(commit)
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49 # TODO: worry about commit order
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