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authorSebastian Thiel <byronimo@gmail.com>2010-11-25 17:01:25 +0100
committerSebastian Thiel <byronimo@gmail.com>2010-11-25 17:01:25 +0100
commitcb68eef0865df6aedbc11cd81888625a70da6777 (patch)
treebd3018e6257574687b271b6c2e652ef943657471 /index/util.py
parent65747a216c67c3101c6ae2edaa8119d786b793cb (diff)
downloadgitpython-cb68eef0865df6aedbc11cd81888625a70da6777.tar.gz
Moved everything into the git subdirectory - some tests still need to be adjusted
Diffstat (limited to 'index/util.py')
-rw-r--r--index/util.py86
1 files changed, 0 insertions, 86 deletions
diff --git a/index/util.py b/index/util.py
deleted file mode 100644
index bd5fcc03..00000000
--- a/index/util.py
+++ /dev/null
@@ -1,86 +0,0 @@
-"""Module containing index utilities"""
-import struct
-import tempfile
-import os
-
-__all__ = ( 'TemporaryFileSwap', 'post_clear_cache', 'default_index', 'git_working_dir' )
-
-#{ Aliases
-pack = struct.pack
-unpack = struct.unpack
-
-
-#} END aliases
-
-class TemporaryFileSwap(object):
- """Utility class moving a file to a temporary location within the same directory
- and moving it back on to where on object deletion."""
- __slots__ = ("file_path", "tmp_file_path")
-
- def __init__(self, file_path):
- self.file_path = file_path
- self.tmp_file_path = self.file_path + tempfile.mktemp('','','')
- # it may be that the source does not exist
- try:
- os.rename(self.file_path, self.tmp_file_path)
- except OSError:
- pass
-
- def __del__(self):
- if os.path.isfile(self.tmp_file_path):
- if os.name == 'nt' and os.path.exists(self.file_path):
- os.remove(self.file_path)
- os.rename(self.tmp_file_path, self.file_path)
- # END temp file exists
-
-
-#{ Decorators
-
-def post_clear_cache(func):
- """Decorator for functions that alter the index using the git command. This would
- invalidate our possibly existing entries dictionary which is why it must be
- deleted to allow it to be lazily reread later.
-
- :note:
- This decorator will not be required once all functions are implemented
- natively which in fact is possible, but probably not feasible performance wise.
- """
- def post_clear_cache_if_not_raised(self, *args, **kwargs):
- rval = func(self, *args, **kwargs)
- self._delete_entries_cache()
- return rval
-
- # END wrapper method
- post_clear_cache_if_not_raised.__name__ = func.__name__
- return post_clear_cache_if_not_raised
-
-def default_index(func):
- """Decorator assuring the wrapped method may only run if we are the default
- repository index. This is as we rely on git commands that operate
- on that index only. """
- def check_default_index(self, *args, **kwargs):
- if self._file_path != self._index_path():
- raise AssertionError( "Cannot call %r on indices that do not represent the default git index" % func.__name__ )
- return func(self, *args, **kwargs)
- # END wrpaper method
-
- check_default_index.__name__ = func.__name__
- return check_default_index
-
-def git_working_dir(func):
- """Decorator which changes the current working dir to the one of the git
- repository in order to assure relative paths are handled correctly"""
- def set_git_working_dir(self, *args, **kwargs):
- cur_wd = os.getcwd()
- os.chdir(self.repo.working_tree_dir)
- try:
- return func(self, *args, **kwargs)
- finally:
- os.chdir(cur_wd)
- # END handle working dir
- # END wrapper
-
- set_git_working_dir.__name__ = func.__name__
- return set_git_working_dir
-
-#} END decorators