Mercurial > public > mercurial-scm > hg-stable
comparison mercurial/commands.py @ 2784:12a7bfcafd8f
Add log option --follow-first to follow only the first parent of
merges.
This can be useful to extract a single line of development.
| author | Brendan Cully <brendan@kublai.com> |
|---|---|
| date | Thu, 03 Aug 2006 11:48:56 -0700 |
| parents | 2e0cd25fe4ac |
| children | e3564699409c |
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| 2783:2e0cd25fe4ac | 2784:12a7bfcafd8f |
|---|---|
| 123 if windowsize < sizelimit: | 123 if windowsize < sizelimit: |
| 124 windowsize *= 2 | 124 windowsize *= 2 |
| 125 | 125 |
| 126 | 126 |
| 127 files, matchfn, anypats = matchpats(repo, pats, opts) | 127 files, matchfn, anypats = matchpats(repo, pats, opts) |
| 128 follow = opts.get('follow') | 128 follow = opts.get('follow') or opts.get('follow_first') |
| 129 | 129 |
| 130 if repo.changelog.count() == 0: | 130 if repo.changelog.count() == 0: |
| 131 return [], False, matchfn | 131 return [], False, matchfn |
| 132 | 132 |
| 133 if follow: | 133 if follow: |
| 215 fncache[rev] = matches | 215 fncache[rev] = matches |
| 216 wanted[rev] = 1 | 216 wanted[rev] = 1 |
| 217 | 217 |
| 218 def iterate(): | 218 def iterate(): |
| 219 class followfilter: | 219 class followfilter: |
| 220 def __init__(self): | 220 def __init__(self, onlyfirst=False): |
| 221 self.startrev = -1 | 221 self.startrev = -1 |
| 222 self.roots = [] | 222 self.roots = [] |
| 223 self.onlyfirst = onlyfirst | |
| 223 | 224 |
| 224 def match(self, rev): | 225 def match(self, rev): |
| 225 def realparents(rev): | 226 def realparents(rev): |
| 226 return filter(lambda x: x != -1, repo.changelog.parentrevs(rev)) | 227 if self.onlyfirst: |
| 228 return repo.changelog.parentrevs(rev)[0:1] | |
| 229 else: | |
| 230 return filter(lambda x: x != -1, repo.changelog.parentrevs(rev)) | |
| 227 | 231 |
| 228 if self.startrev == -1: | 232 if self.startrev == -1: |
| 229 self.startrev = rev | 233 self.startrev = rev |
| 230 return True | 234 return True |
| 231 | 235 |
| 247 return True | 251 return True |
| 248 | 252 |
| 249 return False | 253 return False |
| 250 | 254 |
| 251 if follow and not files: | 255 if follow and not files: |
| 252 ff = followfilter() | 256 ff = followfilter(onlyfirst=opts.get('follow_first')) |
| 253 def want(rev): | 257 def want(rev): |
| 254 if rev not in wanted: | 258 if rev not in wanted: |
| 255 return False | 259 return False |
| 256 return ff.match(rev) | 260 return ff.match(rev) |
| 257 else: | 261 else: |
| 2023 project. | 2027 project. |
| 2024 | 2028 |
| 2025 File history is shown without following rename or copy history of | 2029 File history is shown without following rename or copy history of |
| 2026 files. Use -f/--follow with a file name to follow history across | 2030 files. Use -f/--follow with a file name to follow history across |
| 2027 renames and copies. --follow without a file name will only show | 2031 renames and copies. --follow without a file name will only show |
| 2028 ancestors or descendants of the starting revision. | 2032 ancestors or descendants of the starting revision. --follow-first |
| 2033 only follows the first parent of merge revisions. | |
| 2029 | 2034 |
| 2030 If no revision range is specified, the default is tip:0 unless | 2035 If no revision range is specified, the default is tip:0 unless |
| 2031 --follow is set, in which case the working directory parent is | 2036 --follow is set, in which case the working directory parent is |
| 2032 used as the starting revision. | 2037 used as the starting revision. |
| 2033 | 2038 |
| 3142 "^log|history": | 3147 "^log|history": |
| 3143 (log, | 3148 (log, |
| 3144 [('b', 'branches', None, _('show branches')), | 3149 [('b', 'branches', None, _('show branches')), |
| 3145 ('f', 'follow', None, | 3150 ('f', 'follow', None, |
| 3146 _('follow changeset history, or file history across copies and renames')), | 3151 _('follow changeset history, or file history across copies and renames')), |
| 3152 ('', 'follow-first', None, | |
| 3153 _('only follow the first parent of merge changesets')), | |
| 3147 ('k', 'keyword', [], _('search for a keyword')), | 3154 ('k', 'keyword', [], _('search for a keyword')), |
| 3148 ('l', 'limit', '', _('limit number of changes displayed')), | 3155 ('l', 'limit', '', _('limit number of changes displayed')), |
| 3149 ('r', 'rev', [], _('show the specified revision or range')), | 3156 ('r', 'rev', [], _('show the specified revision or range')), |
| 3150 ('M', 'no-merges', None, _('do not show merges')), | 3157 ('M', 'no-merges', None, _('do not show merges')), |
| 3151 ('', 'style', '', _('display using template map file')), | 3158 ('', 'style', '', _('display using template map file')), |