Mercurial > public > mercurial-scm > hg-stable
comparison mercurial/revset.py @ 25145:3553163bb736
revset: use 'next()' to detect end of iteration in 'last'
The 'next()' built-in can return a default value, allow to get rid of the
confusing try/except code flow.
| author | Pierre-Yves David <pierre-yves.david@fb.com> |
|---|---|
| date | Sun, 17 May 2015 18:00:38 -0700 |
| parents | 81a395447b34 |
| children | f542a2c89b60 |
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| 25144:81a395447b34 | 25145:3553163bb736 |
|---|---|
| 1170 os = getset(repo, fullreposet(repo), l[0]) | 1170 os = getset(repo, fullreposet(repo), l[0]) |
| 1171 os.reverse() | 1171 os.reverse() |
| 1172 result = [] | 1172 result = [] |
| 1173 it = iter(os) | 1173 it = iter(os) |
| 1174 for x in xrange(lim): | 1174 for x in xrange(lim): |
| 1175 try: | 1175 y = next(it, None) |
| 1176 y = it.next() | 1176 if y is None: |
| 1177 if y in ss: | |
| 1178 result.append(y) | |
| 1179 except (StopIteration): | |
| 1180 break | 1177 break |
| 1178 elif y in ss: | |
| 1179 result.append(y) | |
| 1181 return baseset(result) | 1180 return baseset(result) |
| 1182 | 1181 |
| 1183 def maxrev(repo, subset, x): | 1182 def maxrev(repo, subset, x): |
| 1184 """``max(set)`` | 1183 """``max(set)`` |
| 1185 Changeset with highest revision number in set. | 1184 Changeset with highest revision number in set. |