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@@ -1,553 +1,560 b'' | |||||
1 | # changelog.py - changelog class for mercurial |
|
1 | # changelog.py - changelog class for mercurial | |
2 | # |
|
2 | # | |
3 | # Copyright 2005-2007 Matt Mackall <mpm@selenic.com> |
|
3 | # Copyright 2005-2007 Matt Mackall <mpm@selenic.com> | |
4 | # |
|
4 | # | |
5 | # This software may be used and distributed according to the terms of the |
|
5 | # This software may be used and distributed according to the terms of the | |
6 | # GNU General Public License version 2 or any later version. |
|
6 | # GNU General Public License version 2 or any later version. | |
7 |
|
7 | |||
8 | from __future__ import absolute_import |
|
8 | from __future__ import absolute_import | |
9 |
|
9 | |||
10 | from .i18n import _ |
|
10 | from .i18n import _ | |
11 | from .node import ( |
|
11 | from .node import ( | |
12 | bin, |
|
12 | bin, | |
13 | hex, |
|
13 | hex, | |
14 | nullid, |
|
14 | nullid, | |
15 | ) |
|
15 | ) | |
16 | from .thirdparty import ( |
|
16 | from .thirdparty import ( | |
17 | attr, |
|
17 | attr, | |
18 | ) |
|
18 | ) | |
19 |
|
19 | |||
20 | from . import ( |
|
20 | from . import ( | |
21 | encoding, |
|
21 | encoding, | |
22 | error, |
|
22 | error, | |
23 | revlog, |
|
23 | revlog, | |
24 | util, |
|
24 | util, | |
25 | ) |
|
25 | ) | |
26 |
|
26 | |||
27 | _defaultextra = {'branch': 'default'} |
|
27 | _defaultextra = {'branch': 'default'} | |
28 |
|
28 | |||
29 | def _string_escape(text): |
|
29 | def _string_escape(text): | |
30 | """ |
|
30 | """ | |
31 | >>> from .pycompat import bytechr as chr |
|
31 | >>> from .pycompat import bytechr as chr | |
32 | >>> d = {b'nl': chr(10), b'bs': chr(92), b'cr': chr(13), b'nul': chr(0)} |
|
32 | >>> d = {b'nl': chr(10), b'bs': chr(92), b'cr': chr(13), b'nul': chr(0)} | |
33 | >>> s = b"ab%(nl)scd%(bs)s%(bs)sn%(nul)sab%(cr)scd%(bs)s%(nl)s" % d |
|
33 | >>> s = b"ab%(nl)scd%(bs)s%(bs)sn%(nul)sab%(cr)scd%(bs)s%(nl)s" % d | |
34 | >>> s |
|
34 | >>> s | |
35 | 'ab\\ncd\\\\\\\\n\\x00ab\\rcd\\\\\\n' |
|
35 | 'ab\\ncd\\\\\\\\n\\x00ab\\rcd\\\\\\n' | |
36 | >>> res = _string_escape(s) |
|
36 | >>> res = _string_escape(s) | |
37 | >>> s == util.unescapestr(res) |
|
37 | >>> s == util.unescapestr(res) | |
38 | True |
|
38 | True | |
39 | """ |
|
39 | """ | |
40 | # subset of the string_escape codec |
|
40 | # subset of the string_escape codec | |
41 | text = text.replace('\\', '\\\\').replace('\n', '\\n').replace('\r', '\\r') |
|
41 | text = text.replace('\\', '\\\\').replace('\n', '\\n').replace('\r', '\\r') | |
42 | return text.replace('\0', '\\0') |
|
42 | return text.replace('\0', '\\0') | |
43 |
|
43 | |||
44 | def decodeextra(text): |
|
44 | def decodeextra(text): | |
45 | """ |
|
45 | """ | |
46 | >>> from .pycompat import bytechr as chr |
|
46 | >>> from .pycompat import bytechr as chr | |
47 | >>> sorted(decodeextra(encodeextra({b'foo': b'bar', b'baz': chr(0) + b'2'}) |
|
47 | >>> sorted(decodeextra(encodeextra({b'foo': b'bar', b'baz': chr(0) + b'2'}) | |
48 | ... ).items()) |
|
48 | ... ).items()) | |
49 | [('baz', '\\x002'), ('branch', 'default'), ('foo', 'bar')] |
|
49 | [('baz', '\\x002'), ('branch', 'default'), ('foo', 'bar')] | |
50 | >>> sorted(decodeextra(encodeextra({b'foo': b'bar', |
|
50 | >>> sorted(decodeextra(encodeextra({b'foo': b'bar', | |
51 | ... b'baz': chr(92) + chr(0) + b'2'}) |
|
51 | ... b'baz': chr(92) + chr(0) + b'2'}) | |
52 | ... ).items()) |
|
52 | ... ).items()) | |
53 | [('baz', '\\\\\\x002'), ('branch', 'default'), ('foo', 'bar')] |
|
53 | [('baz', '\\\\\\x002'), ('branch', 'default'), ('foo', 'bar')] | |
54 | """ |
|
54 | """ | |
55 | extra = _defaultextra.copy() |
|
55 | extra = _defaultextra.copy() | |
56 | for l in text.split('\0'): |
|
56 | for l in text.split('\0'): | |
57 | if l: |
|
57 | if l: | |
58 | if '\\0' in l: |
|
58 | if '\\0' in l: | |
59 | # fix up \0 without getting into trouble with \\0 |
|
59 | # fix up \0 without getting into trouble with \\0 | |
60 | l = l.replace('\\\\', '\\\\\n') |
|
60 | l = l.replace('\\\\', '\\\\\n') | |
61 | l = l.replace('\\0', '\0') |
|
61 | l = l.replace('\\0', '\0') | |
62 | l = l.replace('\n', '') |
|
62 | l = l.replace('\n', '') | |
63 | k, v = util.unescapestr(l).split(':', 1) |
|
63 | k, v = util.unescapestr(l).split(':', 1) | |
64 | extra[k] = v |
|
64 | extra[k] = v | |
65 | return extra |
|
65 | return extra | |
66 |
|
66 | |||
67 | def encodeextra(d): |
|
67 | def encodeextra(d): | |
68 | # keys must be sorted to produce a deterministic changelog entry |
|
68 | # keys must be sorted to produce a deterministic changelog entry | |
69 | items = [_string_escape('%s:%s' % (k, d[k])) for k in sorted(d)] |
|
69 | items = [_string_escape('%s:%s' % (k, d[k])) for k in sorted(d)] | |
70 | return "\0".join(items) |
|
70 | return "\0".join(items) | |
71 |
|
71 | |||
72 | def stripdesc(desc): |
|
72 | def stripdesc(desc): | |
73 | """strip trailing whitespace and leading and trailing empty lines""" |
|
73 | """strip trailing whitespace and leading and trailing empty lines""" | |
74 | return '\n'.join([l.rstrip() for l in desc.splitlines()]).strip('\n') |
|
74 | return '\n'.join([l.rstrip() for l in desc.splitlines()]).strip('\n') | |
75 |
|
75 | |||
76 | class appender(object): |
|
76 | class appender(object): | |
77 | '''the changelog index must be updated last on disk, so we use this class |
|
77 | '''the changelog index must be updated last on disk, so we use this class | |
78 | to delay writes to it''' |
|
78 | to delay writes to it''' | |
79 | def __init__(self, vfs, name, mode, buf): |
|
79 | def __init__(self, vfs, name, mode, buf): | |
80 | self.data = buf |
|
80 | self.data = buf | |
81 | fp = vfs(name, mode) |
|
81 | fp = vfs(name, mode) | |
82 | self.fp = fp |
|
82 | self.fp = fp | |
83 | self.offset = fp.tell() |
|
83 | self.offset = fp.tell() | |
84 | self.size = vfs.fstat(fp).st_size |
|
84 | self.size = vfs.fstat(fp).st_size | |
85 | self._end = self.size |
|
85 | self._end = self.size | |
86 |
|
86 | |||
87 | def end(self): |
|
87 | def end(self): | |
88 | return self._end |
|
88 | return self._end | |
89 | def tell(self): |
|
89 | def tell(self): | |
90 | return self.offset |
|
90 | return self.offset | |
91 | def flush(self): |
|
91 | def flush(self): | |
92 | pass |
|
92 | pass | |
93 | def close(self): |
|
93 | def close(self): | |
94 | self.fp.close() |
|
94 | self.fp.close() | |
95 |
|
95 | |||
96 | def seek(self, offset, whence=0): |
|
96 | def seek(self, offset, whence=0): | |
97 | '''virtual file offset spans real file and data''' |
|
97 | '''virtual file offset spans real file and data''' | |
98 | if whence == 0: |
|
98 | if whence == 0: | |
99 | self.offset = offset |
|
99 | self.offset = offset | |
100 | elif whence == 1: |
|
100 | elif whence == 1: | |
101 | self.offset += offset |
|
101 | self.offset += offset | |
102 | elif whence == 2: |
|
102 | elif whence == 2: | |
103 | self.offset = self.end() + offset |
|
103 | self.offset = self.end() + offset | |
104 | if self.offset < self.size: |
|
104 | if self.offset < self.size: | |
105 | self.fp.seek(self.offset) |
|
105 | self.fp.seek(self.offset) | |
106 |
|
106 | |||
107 | def read(self, count=-1): |
|
107 | def read(self, count=-1): | |
108 | '''only trick here is reads that span real file and data''' |
|
108 | '''only trick here is reads that span real file and data''' | |
109 | ret = "" |
|
109 | ret = "" | |
110 | if self.offset < self.size: |
|
110 | if self.offset < self.size: | |
111 | s = self.fp.read(count) |
|
111 | s = self.fp.read(count) | |
112 | ret = s |
|
112 | ret = s | |
113 | self.offset += len(s) |
|
113 | self.offset += len(s) | |
114 | if count > 0: |
|
114 | if count > 0: | |
115 | count -= len(s) |
|
115 | count -= len(s) | |
116 | if count != 0: |
|
116 | if count != 0: | |
117 | doff = self.offset - self.size |
|
117 | doff = self.offset - self.size | |
118 | self.data.insert(0, "".join(self.data)) |
|
118 | self.data.insert(0, "".join(self.data)) | |
119 | del self.data[1:] |
|
119 | del self.data[1:] | |
120 | s = self.data[0][doff:doff + count] |
|
120 | s = self.data[0][doff:doff + count] | |
121 | self.offset += len(s) |
|
121 | self.offset += len(s) | |
122 | ret += s |
|
122 | ret += s | |
123 | return ret |
|
123 | return ret | |
124 |
|
124 | |||
125 | def write(self, s): |
|
125 | def write(self, s): | |
126 | self.data.append(bytes(s)) |
|
126 | self.data.append(bytes(s)) | |
127 | self.offset += len(s) |
|
127 | self.offset += len(s) | |
128 | self._end += len(s) |
|
128 | self._end += len(s) | |
129 |
|
129 | |||
|
130 | def __enter__(self): | |||
|
131 | self.fp.__enter__() | |||
|
132 | return self | |||
|
133 | ||||
|
134 | def __exit__(self, *args): | |||
|
135 | return self.fp.__exit__(*args) | |||
|
136 | ||||
130 | def _divertopener(opener, target): |
|
137 | def _divertopener(opener, target): | |
131 | """build an opener that writes in 'target.a' instead of 'target'""" |
|
138 | """build an opener that writes in 'target.a' instead of 'target'""" | |
132 | def _divert(name, mode='r', checkambig=False): |
|
139 | def _divert(name, mode='r', checkambig=False): | |
133 | if name != target: |
|
140 | if name != target: | |
134 | return opener(name, mode) |
|
141 | return opener(name, mode) | |
135 | return opener(name + ".a", mode) |
|
142 | return opener(name + ".a", mode) | |
136 | return _divert |
|
143 | return _divert | |
137 |
|
144 | |||
138 | def _delayopener(opener, target, buf): |
|
145 | def _delayopener(opener, target, buf): | |
139 | """build an opener that stores chunks in 'buf' instead of 'target'""" |
|
146 | """build an opener that stores chunks in 'buf' instead of 'target'""" | |
140 | def _delay(name, mode='r', checkambig=False): |
|
147 | def _delay(name, mode='r', checkambig=False): | |
141 | if name != target: |
|
148 | if name != target: | |
142 | return opener(name, mode) |
|
149 | return opener(name, mode) | |
143 | return appender(opener, name, mode, buf) |
|
150 | return appender(opener, name, mode, buf) | |
144 | return _delay |
|
151 | return _delay | |
145 |
|
152 | |||
146 | @attr.s |
|
153 | @attr.s | |
147 | class _changelogrevision(object): |
|
154 | class _changelogrevision(object): | |
148 | # Extensions might modify _defaultextra, so let the constructor below pass |
|
155 | # Extensions might modify _defaultextra, so let the constructor below pass | |
149 | # it in |
|
156 | # it in | |
150 | extra = attr.ib() |
|
157 | extra = attr.ib() | |
151 | manifest = attr.ib(default=nullid) |
|
158 | manifest = attr.ib(default=nullid) | |
152 | user = attr.ib(default='') |
|
159 | user = attr.ib(default='') | |
153 | date = attr.ib(default=(0, 0)) |
|
160 | date = attr.ib(default=(0, 0)) | |
154 | files = attr.ib(default=attr.Factory(list)) |
|
161 | files = attr.ib(default=attr.Factory(list)) | |
155 | description = attr.ib(default='') |
|
162 | description = attr.ib(default='') | |
156 |
|
163 | |||
157 | class changelogrevision(object): |
|
164 | class changelogrevision(object): | |
158 | """Holds results of a parsed changelog revision. |
|
165 | """Holds results of a parsed changelog revision. | |
159 |
|
166 | |||
160 | Changelog revisions consist of multiple pieces of data, including |
|
167 | Changelog revisions consist of multiple pieces of data, including | |
161 | the manifest node, user, and date. This object exposes a view into |
|
168 | the manifest node, user, and date. This object exposes a view into | |
162 | the parsed object. |
|
169 | the parsed object. | |
163 | """ |
|
170 | """ | |
164 |
|
171 | |||
165 | __slots__ = ( |
|
172 | __slots__ = ( | |
166 | u'_offsets', |
|
173 | u'_offsets', | |
167 | u'_text', |
|
174 | u'_text', | |
168 | ) |
|
175 | ) | |
169 |
|
176 | |||
170 | def __new__(cls, text): |
|
177 | def __new__(cls, text): | |
171 | if not text: |
|
178 | if not text: | |
172 | return _changelogrevision(extra=_defaultextra) |
|
179 | return _changelogrevision(extra=_defaultextra) | |
173 |
|
180 | |||
174 | self = super(changelogrevision, cls).__new__(cls) |
|
181 | self = super(changelogrevision, cls).__new__(cls) | |
175 | # We could return here and implement the following as an __init__. |
|
182 | # We could return here and implement the following as an __init__. | |
176 | # But doing it here is equivalent and saves an extra function call. |
|
183 | # But doing it here is equivalent and saves an extra function call. | |
177 |
|
184 | |||
178 | # format used: |
|
185 | # format used: | |
179 | # nodeid\n : manifest node in ascii |
|
186 | # nodeid\n : manifest node in ascii | |
180 | # user\n : user, no \n or \r allowed |
|
187 | # user\n : user, no \n or \r allowed | |
181 | # time tz extra\n : date (time is int or float, timezone is int) |
|
188 | # time tz extra\n : date (time is int or float, timezone is int) | |
182 | # : extra is metadata, encoded and separated by '\0' |
|
189 | # : extra is metadata, encoded and separated by '\0' | |
183 | # : older versions ignore it |
|
190 | # : older versions ignore it | |
184 | # files\n\n : files modified by the cset, no \n or \r allowed |
|
191 | # files\n\n : files modified by the cset, no \n or \r allowed | |
185 | # (.*) : comment (free text, ideally utf-8) |
|
192 | # (.*) : comment (free text, ideally utf-8) | |
186 | # |
|
193 | # | |
187 | # changelog v0 doesn't use extra |
|
194 | # changelog v0 doesn't use extra | |
188 |
|
195 | |||
189 | nl1 = text.index('\n') |
|
196 | nl1 = text.index('\n') | |
190 | nl2 = text.index('\n', nl1 + 1) |
|
197 | nl2 = text.index('\n', nl1 + 1) | |
191 | nl3 = text.index('\n', nl2 + 1) |
|
198 | nl3 = text.index('\n', nl2 + 1) | |
192 |
|
199 | |||
193 | # The list of files may be empty. Which means nl3 is the first of the |
|
200 | # The list of files may be empty. Which means nl3 is the first of the | |
194 | # double newline that precedes the description. |
|
201 | # double newline that precedes the description. | |
195 | if text[nl3 + 1:nl3 + 2] == '\n': |
|
202 | if text[nl3 + 1:nl3 + 2] == '\n': | |
196 | doublenl = nl3 |
|
203 | doublenl = nl3 | |
197 | else: |
|
204 | else: | |
198 | doublenl = text.index('\n\n', nl3 + 1) |
|
205 | doublenl = text.index('\n\n', nl3 + 1) | |
199 |
|
206 | |||
200 | self._offsets = (nl1, nl2, nl3, doublenl) |
|
207 | self._offsets = (nl1, nl2, nl3, doublenl) | |
201 | self._text = text |
|
208 | self._text = text | |
202 |
|
209 | |||
203 | return self |
|
210 | return self | |
204 |
|
211 | |||
205 | @property |
|
212 | @property | |
206 | def manifest(self): |
|
213 | def manifest(self): | |
207 | return bin(self._text[0:self._offsets[0]]) |
|
214 | return bin(self._text[0:self._offsets[0]]) | |
208 |
|
215 | |||
209 | @property |
|
216 | @property | |
210 | def user(self): |
|
217 | def user(self): | |
211 | off = self._offsets |
|
218 | off = self._offsets | |
212 | return encoding.tolocal(self._text[off[0] + 1:off[1]]) |
|
219 | return encoding.tolocal(self._text[off[0] + 1:off[1]]) | |
213 |
|
220 | |||
214 | @property |
|
221 | @property | |
215 | def _rawdate(self): |
|
222 | def _rawdate(self): | |
216 | off = self._offsets |
|
223 | off = self._offsets | |
217 | dateextra = self._text[off[1] + 1:off[2]] |
|
224 | dateextra = self._text[off[1] + 1:off[2]] | |
218 | return dateextra.split(' ', 2)[0:2] |
|
225 | return dateextra.split(' ', 2)[0:2] | |
219 |
|
226 | |||
220 | @property |
|
227 | @property | |
221 | def _rawextra(self): |
|
228 | def _rawextra(self): | |
222 | off = self._offsets |
|
229 | off = self._offsets | |
223 | dateextra = self._text[off[1] + 1:off[2]] |
|
230 | dateextra = self._text[off[1] + 1:off[2]] | |
224 | fields = dateextra.split(' ', 2) |
|
231 | fields = dateextra.split(' ', 2) | |
225 | if len(fields) != 3: |
|
232 | if len(fields) != 3: | |
226 | return None |
|
233 | return None | |
227 |
|
234 | |||
228 | return fields[2] |
|
235 | return fields[2] | |
229 |
|
236 | |||
230 | @property |
|
237 | @property | |
231 | def date(self): |
|
238 | def date(self): | |
232 | raw = self._rawdate |
|
239 | raw = self._rawdate | |
233 | time = float(raw[0]) |
|
240 | time = float(raw[0]) | |
234 | # Various tools did silly things with the timezone. |
|
241 | # Various tools did silly things with the timezone. | |
235 | try: |
|
242 | try: | |
236 | timezone = int(raw[1]) |
|
243 | timezone = int(raw[1]) | |
237 | except ValueError: |
|
244 | except ValueError: | |
238 | timezone = 0 |
|
245 | timezone = 0 | |
239 |
|
246 | |||
240 | return time, timezone |
|
247 | return time, timezone | |
241 |
|
248 | |||
242 | @property |
|
249 | @property | |
243 | def extra(self): |
|
250 | def extra(self): | |
244 | raw = self._rawextra |
|
251 | raw = self._rawextra | |
245 | if raw is None: |
|
252 | if raw is None: | |
246 | return _defaultextra |
|
253 | return _defaultextra | |
247 |
|
254 | |||
248 | return decodeextra(raw) |
|
255 | return decodeextra(raw) | |
249 |
|
256 | |||
250 | @property |
|
257 | @property | |
251 | def files(self): |
|
258 | def files(self): | |
252 | off = self._offsets |
|
259 | off = self._offsets | |
253 | if off[2] == off[3]: |
|
260 | if off[2] == off[3]: | |
254 | return [] |
|
261 | return [] | |
255 |
|
262 | |||
256 | return self._text[off[2] + 1:off[3]].split('\n') |
|
263 | return self._text[off[2] + 1:off[3]].split('\n') | |
257 |
|
264 | |||
258 | @property |
|
265 | @property | |
259 | def description(self): |
|
266 | def description(self): | |
260 | return encoding.tolocal(self._text[self._offsets[3] + 2:]) |
|
267 | return encoding.tolocal(self._text[self._offsets[3] + 2:]) | |
261 |
|
268 | |||
262 | class changelog(revlog.revlog): |
|
269 | class changelog(revlog.revlog): | |
263 | def __init__(self, opener, trypending=False): |
|
270 | def __init__(self, opener, trypending=False): | |
264 | """Load a changelog revlog using an opener. |
|
271 | """Load a changelog revlog using an opener. | |
265 |
|
272 | |||
266 | If ``trypending`` is true, we attempt to load the index from a |
|
273 | If ``trypending`` is true, we attempt to load the index from a | |
267 | ``00changelog.i.a`` file instead of the default ``00changelog.i``. |
|
274 | ``00changelog.i.a`` file instead of the default ``00changelog.i``. | |
268 | The ``00changelog.i.a`` file contains index (and possibly inline |
|
275 | The ``00changelog.i.a`` file contains index (and possibly inline | |
269 | revision) data for a transaction that hasn't been finalized yet. |
|
276 | revision) data for a transaction that hasn't been finalized yet. | |
270 | It exists in a separate file to facilitate readers (such as |
|
277 | It exists in a separate file to facilitate readers (such as | |
271 | hooks processes) accessing data before a transaction is finalized. |
|
278 | hooks processes) accessing data before a transaction is finalized. | |
272 | """ |
|
279 | """ | |
273 | if trypending and opener.exists('00changelog.i.a'): |
|
280 | if trypending and opener.exists('00changelog.i.a'): | |
274 | indexfile = '00changelog.i.a' |
|
281 | indexfile = '00changelog.i.a' | |
275 | else: |
|
282 | else: | |
276 | indexfile = '00changelog.i' |
|
283 | indexfile = '00changelog.i' | |
277 |
|
284 | |||
278 | datafile = '00changelog.d' |
|
285 | datafile = '00changelog.d' | |
279 | revlog.revlog.__init__(self, opener, indexfile, datafile=datafile, |
|
286 | revlog.revlog.__init__(self, opener, indexfile, datafile=datafile, | |
280 | checkambig=True, mmaplargeindex=True) |
|
287 | checkambig=True, mmaplargeindex=True) | |
281 |
|
288 | |||
282 | if self._initempty: |
|
289 | if self._initempty: | |
283 | # changelogs don't benefit from generaldelta |
|
290 | # changelogs don't benefit from generaldelta | |
284 | self.version &= ~revlog.FLAG_GENERALDELTA |
|
291 | self.version &= ~revlog.FLAG_GENERALDELTA | |
285 | self._generaldelta = False |
|
292 | self._generaldelta = False | |
286 |
|
293 | |||
287 | # Delta chains for changelogs tend to be very small because entries |
|
294 | # Delta chains for changelogs tend to be very small because entries | |
288 | # tend to be small and don't delta well with each. So disable delta |
|
295 | # tend to be small and don't delta well with each. So disable delta | |
289 | # chains. |
|
296 | # chains. | |
290 | self.storedeltachains = False |
|
297 | self.storedeltachains = False | |
291 |
|
298 | |||
292 | self._realopener = opener |
|
299 | self._realopener = opener | |
293 | self._delayed = False |
|
300 | self._delayed = False | |
294 | self._delaybuf = None |
|
301 | self._delaybuf = None | |
295 | self._divert = False |
|
302 | self._divert = False | |
296 | self.filteredrevs = frozenset() |
|
303 | self.filteredrevs = frozenset() | |
297 |
|
304 | |||
298 | def tiprev(self): |
|
305 | def tiprev(self): | |
299 | for i in xrange(len(self) -1, -2, -1): |
|
306 | for i in xrange(len(self) -1, -2, -1): | |
300 | if i not in self.filteredrevs: |
|
307 | if i not in self.filteredrevs: | |
301 | return i |
|
308 | return i | |
302 |
|
309 | |||
303 | def tip(self): |
|
310 | def tip(self): | |
304 | """filtered version of revlog.tip""" |
|
311 | """filtered version of revlog.tip""" | |
305 | return self.node(self.tiprev()) |
|
312 | return self.node(self.tiprev()) | |
306 |
|
313 | |||
307 | def __contains__(self, rev): |
|
314 | def __contains__(self, rev): | |
308 | """filtered version of revlog.__contains__""" |
|
315 | """filtered version of revlog.__contains__""" | |
309 | return (0 <= rev < len(self) |
|
316 | return (0 <= rev < len(self) | |
310 | and rev not in self.filteredrevs) |
|
317 | and rev not in self.filteredrevs) | |
311 |
|
318 | |||
312 | def __iter__(self): |
|
319 | def __iter__(self): | |
313 | """filtered version of revlog.__iter__""" |
|
320 | """filtered version of revlog.__iter__""" | |
314 | if len(self.filteredrevs) == 0: |
|
321 | if len(self.filteredrevs) == 0: | |
315 | return revlog.revlog.__iter__(self) |
|
322 | return revlog.revlog.__iter__(self) | |
316 |
|
323 | |||
317 | def filterediter(): |
|
324 | def filterediter(): | |
318 | for i in xrange(len(self)): |
|
325 | for i in xrange(len(self)): | |
319 | if i not in self.filteredrevs: |
|
326 | if i not in self.filteredrevs: | |
320 | yield i |
|
327 | yield i | |
321 |
|
328 | |||
322 | return filterediter() |
|
329 | return filterediter() | |
323 |
|
330 | |||
324 | def revs(self, start=0, stop=None): |
|
331 | def revs(self, start=0, stop=None): | |
325 | """filtered version of revlog.revs""" |
|
332 | """filtered version of revlog.revs""" | |
326 | for i in super(changelog, self).revs(start, stop): |
|
333 | for i in super(changelog, self).revs(start, stop): | |
327 | if i not in self.filteredrevs: |
|
334 | if i not in self.filteredrevs: | |
328 | yield i |
|
335 | yield i | |
329 |
|
336 | |||
330 | @util.propertycache |
|
337 | @util.propertycache | |
331 | def nodemap(self): |
|
338 | def nodemap(self): | |
332 | # XXX need filtering too |
|
339 | # XXX need filtering too | |
333 | self.rev(self.node(0)) |
|
340 | self.rev(self.node(0)) | |
334 | return self._nodecache |
|
341 | return self._nodecache | |
335 |
|
342 | |||
336 | def reachableroots(self, minroot, heads, roots, includepath=False): |
|
343 | def reachableroots(self, minroot, heads, roots, includepath=False): | |
337 | return self.index.reachableroots2(minroot, heads, roots, includepath) |
|
344 | return self.index.reachableroots2(minroot, heads, roots, includepath) | |
338 |
|
345 | |||
339 | def headrevs(self): |
|
346 | def headrevs(self): | |
340 | if self.filteredrevs: |
|
347 | if self.filteredrevs: | |
341 | try: |
|
348 | try: | |
342 | return self.index.headrevsfiltered(self.filteredrevs) |
|
349 | return self.index.headrevsfiltered(self.filteredrevs) | |
343 | # AttributeError covers non-c-extension environments and |
|
350 | # AttributeError covers non-c-extension environments and | |
344 | # old c extensions without filter handling. |
|
351 | # old c extensions without filter handling. | |
345 | except AttributeError: |
|
352 | except AttributeError: | |
346 | return self._headrevs() |
|
353 | return self._headrevs() | |
347 |
|
354 | |||
348 | return super(changelog, self).headrevs() |
|
355 | return super(changelog, self).headrevs() | |
349 |
|
356 | |||
350 | def strip(self, *args, **kwargs): |
|
357 | def strip(self, *args, **kwargs): | |
351 | # XXX make something better than assert |
|
358 | # XXX make something better than assert | |
352 | # We can't expect proper strip behavior if we are filtered. |
|
359 | # We can't expect proper strip behavior if we are filtered. | |
353 | assert not self.filteredrevs |
|
360 | assert not self.filteredrevs | |
354 | super(changelog, self).strip(*args, **kwargs) |
|
361 | super(changelog, self).strip(*args, **kwargs) | |
355 |
|
362 | |||
356 | def rev(self, node): |
|
363 | def rev(self, node): | |
357 | """filtered version of revlog.rev""" |
|
364 | """filtered version of revlog.rev""" | |
358 | r = super(changelog, self).rev(node) |
|
365 | r = super(changelog, self).rev(node) | |
359 | if r in self.filteredrevs: |
|
366 | if r in self.filteredrevs: | |
360 | raise error.FilteredLookupError(hex(node), self.indexfile, |
|
367 | raise error.FilteredLookupError(hex(node), self.indexfile, | |
361 | _('filtered node')) |
|
368 | _('filtered node')) | |
362 | return r |
|
369 | return r | |
363 |
|
370 | |||
364 | def node(self, rev): |
|
371 | def node(self, rev): | |
365 | """filtered version of revlog.node""" |
|
372 | """filtered version of revlog.node""" | |
366 | if rev in self.filteredrevs: |
|
373 | if rev in self.filteredrevs: | |
367 | raise error.FilteredIndexError(rev) |
|
374 | raise error.FilteredIndexError(rev) | |
368 | return super(changelog, self).node(rev) |
|
375 | return super(changelog, self).node(rev) | |
369 |
|
376 | |||
370 | def linkrev(self, rev): |
|
377 | def linkrev(self, rev): | |
371 | """filtered version of revlog.linkrev""" |
|
378 | """filtered version of revlog.linkrev""" | |
372 | if rev in self.filteredrevs: |
|
379 | if rev in self.filteredrevs: | |
373 | raise error.FilteredIndexError(rev) |
|
380 | raise error.FilteredIndexError(rev) | |
374 | return super(changelog, self).linkrev(rev) |
|
381 | return super(changelog, self).linkrev(rev) | |
375 |
|
382 | |||
376 | def parentrevs(self, rev): |
|
383 | def parentrevs(self, rev): | |
377 | """filtered version of revlog.parentrevs""" |
|
384 | """filtered version of revlog.parentrevs""" | |
378 | if rev in self.filteredrevs: |
|
385 | if rev in self.filteredrevs: | |
379 | raise error.FilteredIndexError(rev) |
|
386 | raise error.FilteredIndexError(rev) | |
380 | return super(changelog, self).parentrevs(rev) |
|
387 | return super(changelog, self).parentrevs(rev) | |
381 |
|
388 | |||
382 | def flags(self, rev): |
|
389 | def flags(self, rev): | |
383 | """filtered version of revlog.flags""" |
|
390 | """filtered version of revlog.flags""" | |
384 | if rev in self.filteredrevs: |
|
391 | if rev in self.filteredrevs: | |
385 | raise error.FilteredIndexError(rev) |
|
392 | raise error.FilteredIndexError(rev) | |
386 | return super(changelog, self).flags(rev) |
|
393 | return super(changelog, self).flags(rev) | |
387 |
|
394 | |||
388 | def delayupdate(self, tr): |
|
395 | def delayupdate(self, tr): | |
389 | "delay visibility of index updates to other readers" |
|
396 | "delay visibility of index updates to other readers" | |
390 |
|
397 | |||
391 | if not self._delayed: |
|
398 | if not self._delayed: | |
392 | if len(self) == 0: |
|
399 | if len(self) == 0: | |
393 | self._divert = True |
|
400 | self._divert = True | |
394 | if self._realopener.exists(self.indexfile + '.a'): |
|
401 | if self._realopener.exists(self.indexfile + '.a'): | |
395 | self._realopener.unlink(self.indexfile + '.a') |
|
402 | self._realopener.unlink(self.indexfile + '.a') | |
396 | self.opener = _divertopener(self._realopener, self.indexfile) |
|
403 | self.opener = _divertopener(self._realopener, self.indexfile) | |
397 | else: |
|
404 | else: | |
398 | self._delaybuf = [] |
|
405 | self._delaybuf = [] | |
399 | self.opener = _delayopener(self._realopener, self.indexfile, |
|
406 | self.opener = _delayopener(self._realopener, self.indexfile, | |
400 | self._delaybuf) |
|
407 | self._delaybuf) | |
401 | self._delayed = True |
|
408 | self._delayed = True | |
402 | tr.addpending('cl-%i' % id(self), self._writepending) |
|
409 | tr.addpending('cl-%i' % id(self), self._writepending) | |
403 | tr.addfinalize('cl-%i' % id(self), self._finalize) |
|
410 | tr.addfinalize('cl-%i' % id(self), self._finalize) | |
404 |
|
411 | |||
405 | def _finalize(self, tr): |
|
412 | def _finalize(self, tr): | |
406 | "finalize index updates" |
|
413 | "finalize index updates" | |
407 | self._delayed = False |
|
414 | self._delayed = False | |
408 | self.opener = self._realopener |
|
415 | self.opener = self._realopener | |
409 | # move redirected index data back into place |
|
416 | # move redirected index data back into place | |
410 | if self._divert: |
|
417 | if self._divert: | |
411 | assert not self._delaybuf |
|
418 | assert not self._delaybuf | |
412 | tmpname = self.indexfile + ".a" |
|
419 | tmpname = self.indexfile + ".a" | |
413 | nfile = self.opener.open(tmpname) |
|
420 | nfile = self.opener.open(tmpname) | |
414 | nfile.close() |
|
421 | nfile.close() | |
415 | self.opener.rename(tmpname, self.indexfile, checkambig=True) |
|
422 | self.opener.rename(tmpname, self.indexfile, checkambig=True) | |
416 | elif self._delaybuf: |
|
423 | elif self._delaybuf: | |
417 | fp = self.opener(self.indexfile, 'a', checkambig=True) |
|
424 | fp = self.opener(self.indexfile, 'a', checkambig=True) | |
418 | fp.write("".join(self._delaybuf)) |
|
425 | fp.write("".join(self._delaybuf)) | |
419 | fp.close() |
|
426 | fp.close() | |
420 | self._delaybuf = None |
|
427 | self._delaybuf = None | |
421 | self._divert = False |
|
428 | self._divert = False | |
422 | # split when we're done |
|
429 | # split when we're done | |
423 | self.checkinlinesize(tr) |
|
430 | self.checkinlinesize(tr) | |
424 |
|
431 | |||
425 | def _writepending(self, tr): |
|
432 | def _writepending(self, tr): | |
426 | "create a file containing the unfinalized state for pretxnchangegroup" |
|
433 | "create a file containing the unfinalized state for pretxnchangegroup" | |
427 | if self._delaybuf: |
|
434 | if self._delaybuf: | |
428 | # make a temporary copy of the index |
|
435 | # make a temporary copy of the index | |
429 | fp1 = self._realopener(self.indexfile) |
|
436 | fp1 = self._realopener(self.indexfile) | |
430 | pendingfilename = self.indexfile + ".a" |
|
437 | pendingfilename = self.indexfile + ".a" | |
431 | # register as a temp file to ensure cleanup on failure |
|
438 | # register as a temp file to ensure cleanup on failure | |
432 | tr.registertmp(pendingfilename) |
|
439 | tr.registertmp(pendingfilename) | |
433 | # write existing data |
|
440 | # write existing data | |
434 | fp2 = self._realopener(pendingfilename, "w") |
|
441 | fp2 = self._realopener(pendingfilename, "w") | |
435 | fp2.write(fp1.read()) |
|
442 | fp2.write(fp1.read()) | |
436 | # add pending data |
|
443 | # add pending data | |
437 | fp2.write("".join(self._delaybuf)) |
|
444 | fp2.write("".join(self._delaybuf)) | |
438 | fp2.close() |
|
445 | fp2.close() | |
439 | # switch modes so finalize can simply rename |
|
446 | # switch modes so finalize can simply rename | |
440 | self._delaybuf = None |
|
447 | self._delaybuf = None | |
441 | self._divert = True |
|
448 | self._divert = True | |
442 | self.opener = _divertopener(self._realopener, self.indexfile) |
|
449 | self.opener = _divertopener(self._realopener, self.indexfile) | |
443 |
|
450 | |||
444 | if self._divert: |
|
451 | if self._divert: | |
445 | return True |
|
452 | return True | |
446 |
|
453 | |||
447 | return False |
|
454 | return False | |
448 |
|
455 | |||
449 | def checkinlinesize(self, tr, fp=None): |
|
456 | def checkinlinesize(self, tr, fp=None): | |
450 | if not self._delayed: |
|
457 | if not self._delayed: | |
451 | revlog.revlog.checkinlinesize(self, tr, fp) |
|
458 | revlog.revlog.checkinlinesize(self, tr, fp) | |
452 |
|
459 | |||
453 | def read(self, node): |
|
460 | def read(self, node): | |
454 | """Obtain data from a parsed changelog revision. |
|
461 | """Obtain data from a parsed changelog revision. | |
455 |
|
462 | |||
456 | Returns a 6-tuple of: |
|
463 | Returns a 6-tuple of: | |
457 |
|
464 | |||
458 | - manifest node in binary |
|
465 | - manifest node in binary | |
459 | - author/user as a localstr |
|
466 | - author/user as a localstr | |
460 | - date as a 2-tuple of (time, timezone) |
|
467 | - date as a 2-tuple of (time, timezone) | |
461 | - list of files |
|
468 | - list of files | |
462 | - commit message as a localstr |
|
469 | - commit message as a localstr | |
463 | - dict of extra metadata |
|
470 | - dict of extra metadata | |
464 |
|
471 | |||
465 | Unless you need to access all fields, consider calling |
|
472 | Unless you need to access all fields, consider calling | |
466 | ``changelogrevision`` instead, as it is faster for partial object |
|
473 | ``changelogrevision`` instead, as it is faster for partial object | |
467 | access. |
|
474 | access. | |
468 | """ |
|
475 | """ | |
469 | c = changelogrevision(self.revision(node)) |
|
476 | c = changelogrevision(self.revision(node)) | |
470 | return ( |
|
477 | return ( | |
471 | c.manifest, |
|
478 | c.manifest, | |
472 | c.user, |
|
479 | c.user, | |
473 | c.date, |
|
480 | c.date, | |
474 | c.files, |
|
481 | c.files, | |
475 | c.description, |
|
482 | c.description, | |
476 | c.extra |
|
483 | c.extra | |
477 | ) |
|
484 | ) | |
478 |
|
485 | |||
479 | def changelogrevision(self, nodeorrev): |
|
486 | def changelogrevision(self, nodeorrev): | |
480 | """Obtain a ``changelogrevision`` for a node or revision.""" |
|
487 | """Obtain a ``changelogrevision`` for a node or revision.""" | |
481 | return changelogrevision(self.revision(nodeorrev)) |
|
488 | return changelogrevision(self.revision(nodeorrev)) | |
482 |
|
489 | |||
483 | def readfiles(self, node): |
|
490 | def readfiles(self, node): | |
484 | """ |
|
491 | """ | |
485 | short version of read that only returns the files modified by the cset |
|
492 | short version of read that only returns the files modified by the cset | |
486 | """ |
|
493 | """ | |
487 | text = self.revision(node) |
|
494 | text = self.revision(node) | |
488 | if not text: |
|
495 | if not text: | |
489 | return [] |
|
496 | return [] | |
490 | last = text.index("\n\n") |
|
497 | last = text.index("\n\n") | |
491 | l = text[:last].split('\n') |
|
498 | l = text[:last].split('\n') | |
492 | return l[3:] |
|
499 | return l[3:] | |
493 |
|
500 | |||
494 | def add(self, manifest, files, desc, transaction, p1, p2, |
|
501 | def add(self, manifest, files, desc, transaction, p1, p2, | |
495 | user, date=None, extra=None): |
|
502 | user, date=None, extra=None): | |
496 | # Convert to UTF-8 encoded bytestrings as the very first |
|
503 | # Convert to UTF-8 encoded bytestrings as the very first | |
497 | # thing: calling any method on a localstr object will turn it |
|
504 | # thing: calling any method on a localstr object will turn it | |
498 | # into a str object and the cached UTF-8 string is thus lost. |
|
505 | # into a str object and the cached UTF-8 string is thus lost. | |
499 | user, desc = encoding.fromlocal(user), encoding.fromlocal(desc) |
|
506 | user, desc = encoding.fromlocal(user), encoding.fromlocal(desc) | |
500 |
|
507 | |||
501 | user = user.strip() |
|
508 | user = user.strip() | |
502 | # An empty username or a username with a "\n" will make the |
|
509 | # An empty username or a username with a "\n" will make the | |
503 | # revision text contain two "\n\n" sequences -> corrupt |
|
510 | # revision text contain two "\n\n" sequences -> corrupt | |
504 | # repository since read cannot unpack the revision. |
|
511 | # repository since read cannot unpack the revision. | |
505 | if not user: |
|
512 | if not user: | |
506 | raise error.RevlogError(_("empty username")) |
|
513 | raise error.RevlogError(_("empty username")) | |
507 | if "\n" in user: |
|
514 | if "\n" in user: | |
508 | raise error.RevlogError(_("username %s contains a newline") |
|
515 | raise error.RevlogError(_("username %s contains a newline") | |
509 | % repr(user)) |
|
516 | % repr(user)) | |
510 |
|
517 | |||
511 | desc = stripdesc(desc) |
|
518 | desc = stripdesc(desc) | |
512 |
|
519 | |||
513 | if date: |
|
520 | if date: | |
514 | parseddate = "%d %d" % util.parsedate(date) |
|
521 | parseddate = "%d %d" % util.parsedate(date) | |
515 | else: |
|
522 | else: | |
516 | parseddate = "%d %d" % util.makedate() |
|
523 | parseddate = "%d %d" % util.makedate() | |
517 | if extra: |
|
524 | if extra: | |
518 | branch = extra.get("branch") |
|
525 | branch = extra.get("branch") | |
519 | if branch in ("default", ""): |
|
526 | if branch in ("default", ""): | |
520 | del extra["branch"] |
|
527 | del extra["branch"] | |
521 | elif branch in (".", "null", "tip"): |
|
528 | elif branch in (".", "null", "tip"): | |
522 | raise error.RevlogError(_('the name \'%s\' is reserved') |
|
529 | raise error.RevlogError(_('the name \'%s\' is reserved') | |
523 | % branch) |
|
530 | % branch) | |
524 | if extra: |
|
531 | if extra: | |
525 | extra = encodeextra(extra) |
|
532 | extra = encodeextra(extra) | |
526 | parseddate = "%s %s" % (parseddate, extra) |
|
533 | parseddate = "%s %s" % (parseddate, extra) | |
527 | l = [hex(manifest), user, parseddate] + sorted(files) + ["", desc] |
|
534 | l = [hex(manifest), user, parseddate] + sorted(files) + ["", desc] | |
528 | text = "\n".join(l) |
|
535 | text = "\n".join(l) | |
529 | return self.addrevision(text, transaction, len(self), p1, p2) |
|
536 | return self.addrevision(text, transaction, len(self), p1, p2) | |
530 |
|
537 | |||
531 | def branchinfo(self, rev): |
|
538 | def branchinfo(self, rev): | |
532 | """return the branch name and open/close state of a revision |
|
539 | """return the branch name and open/close state of a revision | |
533 |
|
540 | |||
534 | This function exists because creating a changectx object |
|
541 | This function exists because creating a changectx object | |
535 | just to access this is costly.""" |
|
542 | just to access this is costly.""" | |
536 | extra = self.read(rev)[5] |
|
543 | extra = self.read(rev)[5] | |
537 | return encoding.tolocal(extra.get("branch")), 'close' in extra |
|
544 | return encoding.tolocal(extra.get("branch")), 'close' in extra | |
538 |
|
545 | |||
539 | def _addrevision(self, node, rawtext, transaction, *args, **kwargs): |
|
546 | def _addrevision(self, node, rawtext, transaction, *args, **kwargs): | |
540 | # overlay over the standard revlog._addrevision to track the new |
|
547 | # overlay over the standard revlog._addrevision to track the new | |
541 | # revision on the transaction. |
|
548 | # revision on the transaction. | |
542 | rev = len(self) |
|
549 | rev = len(self) | |
543 | node = super(changelog, self)._addrevision(node, rawtext, transaction, |
|
550 | node = super(changelog, self)._addrevision(node, rawtext, transaction, | |
544 | *args, **kwargs) |
|
551 | *args, **kwargs) | |
545 | revs = transaction.changes.get('revs') |
|
552 | revs = transaction.changes.get('revs') | |
546 | if revs is not None: |
|
553 | if revs is not None: | |
547 | if revs: |
|
554 | if revs: | |
548 | assert revs[-1] + 1 == rev |
|
555 | assert revs[-1] + 1 == rev | |
549 | revs = xrange(revs[0], rev + 1) |
|
556 | revs = xrange(revs[0], rev + 1) | |
550 | else: |
|
557 | else: | |
551 | revs = xrange(rev, rev + 1) |
|
558 | revs = xrange(rev, rev + 1) | |
552 | transaction.changes['revs'] = revs |
|
559 | transaction.changes['revs'] = revs | |
553 | return node |
|
560 | return node |
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