Mercurial > public > mercurial-scm > hg-stable

comparison mercurial/extensions.py @ 7916:f779e1996e23

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ability to load hooks from arbitrary python module
author Alexander Solovyov <piranha@piranha.org.ua>
date Fri, 27 Mar 2009 01:28:09 +0200
parents 53c72ba36c2b
children 5c794e7331e7
comparison
equal deleted inserted replaced
7915:fba93bbbca02 7916:f779e1996e23
26 for k, v in _extensions.iteritems(): 26 for k, v in _extensions.iteritems():
27 if k.endswith('.' + name) or k.endswith('/' + name): 27 if k.endswith('.' + name) or k.endswith('/' + name):
28 return v 28 return v
29 raise KeyError(name) 29 raise KeyError(name)
30 30
31 def loadpath(path, module_name):
32 module_name = module_name.replace('.', '_')
33 path = os.path.expanduser(path)
34 if os.path.isdir(path):
35 # module/__init__.py style
36 d, f = os.path.split(path)
37 fd, fpath, desc = imp.find_module(f, [d])
38 return imp.load_module(module_name, fd, fpath, desc)
39 else:
40 return imp.load_source(module_name, path)
41
31 def load(ui, name, path): 42 def load(ui, name, path):
32 if name.startswith('hgext.') or name.startswith('hgext/'): 43 if name.startswith('hgext.') or name.startswith('hgext/'):
33 shortname = name[6:] 44 shortname = name[6:]
34 else: 45 else:
35 shortname = name 46 shortname = name
38 _extensions[shortname] = None 49 _extensions[shortname] = None
39 if path: 50 if path:
40 # the module will be loaded in sys.modules 51 # the module will be loaded in sys.modules
41 # choose an unique name so that it doesn't 52 # choose an unique name so that it doesn't
42 # conflicts with other modules 53 # conflicts with other modules
43 module_name = "hgext_%s" % name.replace('.', '_') 54 mod = loadpath(path, 'hgext.%s' % name)
44 if os.path.isdir(path):
45 # module/__init__.py style
46 d, f = os.path.split(path)
47 fd, fpath, desc = imp.find_module(f, [d])
48 mod = imp.load_module(module_name, fd, fpath, desc)
49 else:
50 mod = imp.load_source(module_name, path)
51 else: 55 else:
52 def importh(name): 56 def importh(name):
53 mod = __import__(name) 57 mod = __import__(name)
54 components = name.split('.') 58 components = name.split('.')
55 for comp in components[1:]: 59 for comp in components[1:]:
70 result = ui.configitems("extensions") 74 result = ui.configitems("extensions")
71 for (name, path) in result: 75 for (name, path) in result:
72 if path: 76 if path:
73 if path[0] == '!': 77 if path[0] == '!':
74 continue 78 continue
75 path = os.path.expanduser(path)
76 try: 79 try:
77 load(ui, name, path) 80 load(ui, name, path)
78 except KeyboardInterrupt: 81 except KeyboardInterrupt:
79 raise 82 raise
80 except Exception, inst: 83 except Exception, inst: