Mercurial > public > mercurial-scm > hg-stable

comparison mercurial/localrepo.py @ 8852:a81652fcaf6b

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tags: reverse and simplify head-walking
author Matt Mackall <mpm@selenic.com>
date Thu, 18 Jun 2009 20:50:35 -0500
parents 52cf210d0046
children e28b7939d430
comparison
equal deleted inserted replaced
8851:52cf210d0046 8852:a81652fcaf6b
289 ah.extend([n for n in bh if n not in ah]) 289 ah.extend([n for n in bh if n not in ah])
290 globaltags[k] = an, ah 290 globaltags[k] = an, ah
291 tagtypes[k] = tagtype 291 tagtypes[k] = tagtype
292 292
293 def tagnodes(): 293 def tagnodes():
294 last = {} 294 seen = set()
295 ret = [] 295 ret = []
296 for node in reversed(self.heads()): 296 for node in self.heads():
297 c = self[node] 297 c = self[node]
298 try: 298 try:
299 fnode = c.filenode('.hgtags') 299 fnode = c.filenode('.hgtags')
300 except error.LookupError: 300 except error.LookupError:
301 continue 301 continue
302 ret.append((node, fnode)) 302 if fnode not in seen:
303 if fnode in last: 303 ret.append((node, fnode))
304 ret[last[fnode]] = None 304 seen.add(fnode)
305 last[fnode] = len(ret) - 1 305 return reversed(ret)
306 return [item for item in ret if item]
307 306
308 # read the tags file from each head, ending with the tip 307 # read the tags file from each head, ending with the tip
309 f = None 308 f = None
310 for node, fnode in tagnodes(): 309 for node, fnode in tagnodes():
311 f = (f and f.filectx(fnode) or 310 f = (f and f.filectx(fnode) or