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comparison mercurial/dirstate.py @ 6972:63d1d3e489f8

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performance: normalize self._root, avoid calling os.path.join() in dirstate In dirstate, self._join() might get called a lot. Instead of calling it we create self._rootdir and we then only need to append the filename.
author Benoit Boissinot <benoit.boissinot@ens-lyon.org>
date Tue, 02 Sep 2008 15:12:50 +0200
parents b3bc518a73c3
children 8c136043867b
comparison
equal deleted inserted replaced
6971:b3bc518a73c3 6972:63d1d3e489f8
26 class dirstate(object): 26 class dirstate(object):
27 27
28 def __init__(self, opener, ui, root): 28 def __init__(self, opener, ui, root):
29 self._opener = opener 29 self._opener = opener
30 self._root = root 30 self._root = root
31 self._rootdir = os.path.join(root, '')
31 self._dirty = False 32 self._dirty = False
32 self._dirtypl = False 33 self._dirtypl = False
33 self._ui = ui 34 self._ui = ui
34 35
35 def __getattr__(self, name): 36 def __getattr__(self, name):
97 return self.normalize 98 return self.normalize
98 else: 99 else:
99 raise AttributeError, name 100 raise AttributeError, name
100 101
101 def _join(self, f): 102 def _join(self, f):
102 return os.path.join(self._root, f) 103 # much faster than os.path.join()
104 return self._rootdir + f
103 105
104 def flagfunc(self, fallback): 106 def flagfunc(self, fallback):
105 if self._checklink: 107 if self._checklink:
106 if self._checkexec: 108 if self._checkexec:
107 def f(x): 109 def f(x):
108 p = os.path.join(self._root, x) 110 p = self._join(x)
109 if os.path.islink(p): 111 if os.path.islink(p):
110 return 'l' 112 return 'l'
111 if util.is_exec(p): 113 if util.is_exec(p):
112 return 'x' 114 return 'x'
113 return '' 115 return ''
114 return f 116 return f
115 def f(x): 117 def f(x):
116 if os.path.islink(os.path.join(self._root, x)): 118 if os.path.islink(self._join(x)):
117 return 'l' 119 return 'l'
118 if 'x' in fallback(x): 120 if 'x' in fallback(x):
119 return 'x' 121 return 'x'
120 return '' 122 return ''
121 return f 123 return f
122 if self._checkexec: 124 if self._checkexec:
123 def f(x): 125 def f(x):
124 if 'l' in fallback(x): 126 if 'l' in fallback(x):
125 return 'l' 127 return 'l'
126 if util.is_exec(os.path.join(self._root, x)): 128 if util.is_exec(self._join(x)):
127 return 'x' 129 return 'x'
128 return '' 130 return ''
129 return f 131 return f
130 return fallback 132 return fallback
131 133