Mercurial > hg > CommitWatcher

annotate commitwatcher/store.py @ 38:035368f84847

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author Jeff Hammel <jhammel@mozilla.com>
date Mon, 04 Nov 2013 23:20:32 -0800
parents 3edb91cfd3c1
children b04538e7f9f3
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1 """
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2 storage classes for commits and related data
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3 """
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4
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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 from abc import abstractmethod
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883c88b13142 commitwatcher/agent.py commitwatcher/store.py mozbasewatcher.py
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7 __all__ = ['CommitStore', 'MemoryStore']
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9 class CommitStore(object):
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10 """
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11 ABC for commits
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12 """
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4c53f4cc6ffe commitwatcher/commit.py commitwatcher/store.py
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14 def __init__(self, verbose=True):
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15 self.verbose = verbose
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17 @abstractmethod
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18 def __contains__(self, revision):
4c53f4cc6ffe commitwatcher/commit.py commitwatcher/store.py
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19 """if a particular revision is already added"""
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4c53f4cc6ffe commitwatcher/commit.py commitwatcher/store.py
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21 @abstractmethod
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22 def store(self, commit):
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23 """store a commit"""
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25 def add(self, commit):
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26 """adds a commit to the store"""
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4c53f4cc6ffe commitwatcher/commit.py commitwatcher/store.py
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27 if commit.revision not in self:
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28 return
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29 self.store(commit)
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31 @abstractmethod
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32 def paths(self, *commits):
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33 """return all paths touched for a given commit"""
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35 def ancestry(self, path):
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36 sep = '/' # unix/url-style separators
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37 path = path.split('/')
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38 paths = []
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39 while path:
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40 paths.append(sep.join(path))
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41 path.pop()
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42 return paths
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44 def paths(self, *commits):
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45 """
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46 return paths touched by commits
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47 """
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48
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49 paths = set()
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50 for commit in commits:
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51 for f in commit.files:
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52 paths.update(self.ancestry(f))
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53 return paths
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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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56 class MemoryStore(CommitStore):
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57 """store in volatile memory"""
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58 # volatile!
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60 def __init__(self):
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61 self.path_to_commit = {}
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62 self._commits = []
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64 def store(self, commit):
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65 paths = self.paths(commit)
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66 for path in paths:
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67 self.path_to_commit.set_default(path, []).append(commit)
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68 raise NotImplementedError
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