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@@ -1,191 +1,191 b'' | |||||
1 | # win32text.py - LF <-> CRLF/CR translation utilities for Windows/Mac users |
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1 | # win32text.py - LF <-> CRLF/CR translation utilities for Windows/Mac users | |
2 | # |
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2 | # | |
3 | # Copyright 2005, 2007-2009 Matt Mackall <mpm@selenic.com> and others |
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3 | # Copyright 2005, 2007-2009 Matt Mackall <mpm@selenic.com> and others | |
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 |
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7 | |||
8 | '''perform automatic newline conversion (DEPRECATED) |
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8 | '''perform automatic newline conversion (DEPRECATED) | |
9 |
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9 | |||
10 | Deprecation: The win32text extension requires each user to configure |
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10 | Deprecation: The win32text extension requires each user to configure | |
11 | the extension again and again for each clone since the configuration |
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11 | the extension again and again for each clone since the configuration | |
12 | is not copied when cloning. |
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12 | is not copied when cloning. | |
13 |
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13 | |||
14 | We have therefore made the ``eol`` as an alternative. The ``eol`` |
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14 | We have therefore made the ``eol`` as an alternative. The ``eol`` | |
15 | uses a version controlled file for its configuration and each clone |
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15 | uses a version controlled file for its configuration and each clone | |
16 | will therefore use the right settings from the start. |
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16 | will therefore use the right settings from the start. | |
17 |
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17 | |||
18 | To perform automatic newline conversion, use:: |
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18 | To perform automatic newline conversion, use:: | |
19 |
|
19 | |||
20 | [extensions] |
|
20 | [extensions] | |
21 | win32text = |
|
21 | win32text = | |
22 | [encode] |
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22 | [encode] | |
23 | ** = cleverencode: |
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23 | ** = cleverencode: | |
24 | # or ** = macencode: |
|
24 | # or ** = macencode: | |
25 |
|
25 | |||
26 | [decode] |
|
26 | [decode] | |
27 | ** = cleverdecode: |
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27 | ** = cleverdecode: | |
28 | # or ** = macdecode: |
|
28 | # or ** = macdecode: | |
29 |
|
29 | |||
30 | If not doing conversion, to make sure you do not commit CRLF/CR by accident:: |
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30 | If not doing conversion, to make sure you do not commit CRLF/CR by accident:: | |
31 |
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31 | |||
32 | [hooks] |
|
32 | [hooks] | |
33 | pretxncommit.crlf = python:hgext.win32text.forbidcrlf |
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33 | pretxncommit.crlf = python:hgext.win32text.forbidcrlf | |
34 | # or pretxncommit.cr = python:hgext.win32text.forbidcr |
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34 | # or pretxncommit.cr = python:hgext.win32text.forbidcr | |
35 |
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35 | |||
36 | To do the same check on a server to prevent CRLF/CR from being |
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36 | To do the same check on a server to prevent CRLF/CR from being | |
37 | pushed or pulled:: |
|
37 | pushed or pulled:: | |
38 |
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38 | |||
39 | [hooks] |
|
39 | [hooks] | |
40 | pretxnchangegroup.crlf = python:hgext.win32text.forbidcrlf |
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40 | pretxnchangegroup.crlf = python:hgext.win32text.forbidcrlf | |
41 | # or pretxnchangegroup.cr = python:hgext.win32text.forbidcr |
|
41 | # or pretxnchangegroup.cr = python:hgext.win32text.forbidcr | |
42 | ''' |
|
42 | ''' | |
43 |
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43 | |||
44 | from __future__ import absolute_import |
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44 | from __future__ import absolute_import | |
45 |
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45 | |||
46 | import re |
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46 | import re | |
47 | from mercurial.i18n import _ |
|
47 | from mercurial.i18n import _ | |
48 | from mercurial.node import ( |
|
48 | from mercurial.node import ( | |
49 | short, |
|
49 | short, | |
50 | ) |
|
50 | ) | |
51 | from mercurial import ( |
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51 | from mercurial import ( | |
52 | registrar, |
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52 | registrar, | |
53 | util, |
|
53 | util, | |
54 | ) |
|
54 | ) | |
55 |
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55 | |||
56 | # Note for extension authors: ONLY specify testedwith = 'ships-with-hg-core' for |
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56 | # Note for extension authors: ONLY specify testedwith = 'ships-with-hg-core' for | |
57 | # extensions which SHIP WITH MERCURIAL. Non-mainline extensions should |
|
57 | # extensions which SHIP WITH MERCURIAL. Non-mainline extensions should | |
58 | # be specifying the version(s) of Mercurial they are tested with, or |
|
58 | # be specifying the version(s) of Mercurial they are tested with, or | |
59 | # leave the attribute unspecified. |
|
59 | # leave the attribute unspecified. | |
60 | testedwith = 'ships-with-hg-core' |
|
60 | testedwith = 'ships-with-hg-core' | |
61 |
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61 | |||
62 | configtable = {} |
|
62 | configtable = {} | |
63 | configitem = registrar.configitem(configtable) |
|
63 | configitem = registrar.configitem(configtable) | |
64 |
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64 | |||
65 | configitem('win32text', 'warn', |
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65 | configitem('win32text', 'warn', | |
66 | default=True, |
|
66 | default=True, | |
67 | ) |
|
67 | ) | |
68 |
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68 | |||
69 | # regexp for single LF without CR preceding. |
|
69 | # regexp for single LF without CR preceding. | |
70 | re_single_lf = re.compile('(^|[^\r])\n', re.MULTILINE) |
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70 | re_single_lf = re.compile('(^|[^\r])\n', re.MULTILINE) | |
71 |
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71 | |||
72 | newlinestr = {'\r\n': 'CRLF', '\r': 'CR'} |
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72 | newlinestr = {'\r\n': 'CRLF', '\r': 'CR'} | |
73 | filterstr = {'\r\n': 'clever', '\r': 'mac'} |
|
73 | filterstr = {'\r\n': 'clever', '\r': 'mac'} | |
74 |
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74 | |||
75 | def checknewline(s, newline, ui=None, repo=None, filename=None): |
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75 | def checknewline(s, newline, ui=None, repo=None, filename=None): | |
76 | # warn if already has 'newline' in repository. |
|
76 | # warn if already has 'newline' in repository. | |
77 | # it might cause unexpected eol conversion. |
|
77 | # it might cause unexpected eol conversion. | |
78 | # see issue 302: |
|
78 | # see issue 302: | |
79 | # https://bz.mercurial-scm.org/302 |
|
79 | # https://bz.mercurial-scm.org/302 | |
80 | if newline in s and ui and filename and repo: |
|
80 | if newline in s and ui and filename and repo: | |
81 | ui.warn(_('WARNING: %s already has %s line endings\n' |
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81 | ui.warn(_('WARNING: %s already has %s line endings\n' | |
82 | 'and does not need EOL conversion by the win32text plugin.\n' |
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82 | 'and does not need EOL conversion by the win32text plugin.\n' | |
83 | 'Before your next commit, please reconsider your ' |
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83 | 'Before your next commit, please reconsider your ' | |
84 | 'encode/decode settings in \nMercurial.ini or %s.\n') % |
|
84 | 'encode/decode settings in \nMercurial.ini or %s.\n') % | |
85 | (filename, newlinestr[newline], repo.vfs.join('hgrc'))) |
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85 | (filename, newlinestr[newline], repo.vfs.join('hgrc'))) | |
86 |
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86 | |||
87 | def dumbdecode(s, cmd, **kwargs): |
|
87 | def dumbdecode(s, cmd, **kwargs): | |
88 | checknewline(s, '\r\n', **kwargs) |
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88 | checknewline(s, '\r\n', **kwargs) | |
89 | # replace single LF to CRLF |
|
89 | # replace single LF to CRLF | |
90 | return re_single_lf.sub('\\1\r\n', s) |
|
90 | return re_single_lf.sub('\\1\r\n', s) | |
91 |
|
91 | |||
92 | def dumbencode(s, cmd): |
|
92 | def dumbencode(s, cmd): | |
93 | return s.replace('\r\n', '\n') |
|
93 | return s.replace('\r\n', '\n') | |
94 |
|
94 | |||
95 | def macdumbdecode(s, cmd, **kwargs): |
|
95 | def macdumbdecode(s, cmd, **kwargs): | |
96 | checknewline(s, '\r', **kwargs) |
|
96 | checknewline(s, '\r', **kwargs) | |
97 | return s.replace('\n', '\r') |
|
97 | return s.replace('\n', '\r') | |
98 |
|
98 | |||
99 | def macdumbencode(s, cmd): |
|
99 | def macdumbencode(s, cmd): | |
100 | return s.replace('\r', '\n') |
|
100 | return s.replace('\r', '\n') | |
101 |
|
101 | |||
102 | def cleverdecode(s, cmd, **kwargs): |
|
102 | def cleverdecode(s, cmd, **kwargs): | |
103 | if not util.binary(s): |
|
103 | if not util.binary(s): | |
104 | return dumbdecode(s, cmd, **kwargs) |
|
104 | return dumbdecode(s, cmd, **kwargs) | |
105 | return s |
|
105 | return s | |
106 |
|
106 | |||
107 | def cleverencode(s, cmd): |
|
107 | def cleverencode(s, cmd): | |
108 | if not util.binary(s): |
|
108 | if not util.binary(s): | |
109 | return dumbencode(s, cmd) |
|
109 | return dumbencode(s, cmd) | |
110 | return s |
|
110 | return s | |
111 |
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111 | |||
112 | def macdecode(s, cmd, **kwargs): |
|
112 | def macdecode(s, cmd, **kwargs): | |
113 | if not util.binary(s): |
|
113 | if not util.binary(s): | |
114 | return macdumbdecode(s, cmd, **kwargs) |
|
114 | return macdumbdecode(s, cmd, **kwargs) | |
115 | return s |
|
115 | return s | |
116 |
|
116 | |||
117 | def macencode(s, cmd): |
|
117 | def macencode(s, cmd): | |
118 | if not util.binary(s): |
|
118 | if not util.binary(s): | |
119 | return macdumbencode(s, cmd) |
|
119 | return macdumbencode(s, cmd) | |
120 | return s |
|
120 | return s | |
121 |
|
121 | |||
122 | _filters = { |
|
122 | _filters = { | |
123 | 'dumbdecode:': dumbdecode, |
|
123 | 'dumbdecode:': dumbdecode, | |
124 | 'dumbencode:': dumbencode, |
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124 | 'dumbencode:': dumbencode, | |
125 | 'cleverdecode:': cleverdecode, |
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125 | 'cleverdecode:': cleverdecode, | |
126 | 'cleverencode:': cleverencode, |
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126 | 'cleverencode:': cleverencode, | |
127 | 'macdumbdecode:': macdumbdecode, |
|
127 | 'macdumbdecode:': macdumbdecode, | |
128 | 'macdumbencode:': macdumbencode, |
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128 | 'macdumbencode:': macdumbencode, | |
129 | 'macdecode:': macdecode, |
|
129 | 'macdecode:': macdecode, | |
130 | 'macencode:': macencode, |
|
130 | 'macencode:': macencode, | |
131 | } |
|
131 | } | |
132 |
|
132 | |||
133 | def forbidnewline(ui, repo, hooktype, node, newline, **kwargs): |
|
133 | def forbidnewline(ui, repo, hooktype, node, newline, **kwargs): | |
134 | halt = False |
|
134 | halt = False | |
135 | seen = set() |
|
135 | seen = set() | |
136 | # we try to walk changesets in reverse order from newest to |
|
136 | # we try to walk changesets in reverse order from newest to | |
137 | # oldest, so that if we see a file multiple times, we take the |
|
137 | # oldest, so that if we see a file multiple times, we take the | |
138 | # newest version as canonical. this prevents us from blocking a |
|
138 | # newest version as canonical. this prevents us from blocking a | |
139 | # changegroup that contains an unacceptable commit followed later |
|
139 | # changegroup that contains an unacceptable commit followed later | |
140 | # by a commit that fixes the problem. |
|
140 | # by a commit that fixes the problem. | |
141 | tip = repo['tip'] |
|
141 | tip = repo['tip'] | |
142 |
for rev in xrange( |
|
142 | for rev in xrange(repo.changelog.tiprev(), repo[node].rev() - 1, -1): | |
143 | c = repo[rev] |
|
143 | c = repo[rev] | |
144 | for f in c.files(): |
|
144 | for f in c.files(): | |
145 | if f in seen or f not in tip or f not in c: |
|
145 | if f in seen or f not in tip or f not in c: | |
146 | continue |
|
146 | continue | |
147 | seen.add(f) |
|
147 | seen.add(f) | |
148 | data = c[f].data() |
|
148 | data = c[f].data() | |
149 | if not util.binary(data) and newline in data: |
|
149 | if not util.binary(data) and newline in data: | |
150 | if not halt: |
|
150 | if not halt: | |
151 | ui.warn(_('attempt to commit or push text file(s) ' |
|
151 | ui.warn(_('attempt to commit or push text file(s) ' | |
152 | 'using %s line endings\n') % |
|
152 | 'using %s line endings\n') % | |
153 | newlinestr[newline]) |
|
153 | newlinestr[newline]) | |
154 | ui.warn(_('in %s: %s\n') % (short(c.node()), f)) |
|
154 | ui.warn(_('in %s: %s\n') % (short(c.node()), f)) | |
155 | halt = True |
|
155 | halt = True | |
156 | if halt and hooktype == 'pretxnchangegroup': |
|
156 | if halt and hooktype == 'pretxnchangegroup': | |
157 | crlf = newlinestr[newline].lower() |
|
157 | crlf = newlinestr[newline].lower() | |
158 | filter = filterstr[newline] |
|
158 | filter = filterstr[newline] | |
159 | ui.warn(_('\nTo prevent this mistake in your local repository,\n' |
|
159 | ui.warn(_('\nTo prevent this mistake in your local repository,\n' | |
160 | 'add to Mercurial.ini or .hg/hgrc:\n' |
|
160 | 'add to Mercurial.ini or .hg/hgrc:\n' | |
161 | '\n' |
|
161 | '\n' | |
162 | '[hooks]\n' |
|
162 | '[hooks]\n' | |
163 | 'pretxncommit.%s = python:hgext.win32text.forbid%s\n' |
|
163 | 'pretxncommit.%s = python:hgext.win32text.forbid%s\n' | |
164 | '\n' |
|
164 | '\n' | |
165 | 'and also consider adding:\n' |
|
165 | 'and also consider adding:\n' | |
166 | '\n' |
|
166 | '\n' | |
167 | '[extensions]\n' |
|
167 | '[extensions]\n' | |
168 | 'win32text =\n' |
|
168 | 'win32text =\n' | |
169 | '[encode]\n' |
|
169 | '[encode]\n' | |
170 | '** = %sencode:\n' |
|
170 | '** = %sencode:\n' | |
171 | '[decode]\n' |
|
171 | '[decode]\n' | |
172 | '** = %sdecode:\n') % (crlf, crlf, filter, filter)) |
|
172 | '** = %sdecode:\n') % (crlf, crlf, filter, filter)) | |
173 | return halt |
|
173 | return halt | |
174 |
|
174 | |||
175 | def forbidcrlf(ui, repo, hooktype, node, **kwargs): |
|
175 | def forbidcrlf(ui, repo, hooktype, node, **kwargs): | |
176 | return forbidnewline(ui, repo, hooktype, node, '\r\n', **kwargs) |
|
176 | return forbidnewline(ui, repo, hooktype, node, '\r\n', **kwargs) | |
177 |
|
177 | |||
178 | def forbidcr(ui, repo, hooktype, node, **kwargs): |
|
178 | def forbidcr(ui, repo, hooktype, node, **kwargs): | |
179 | return forbidnewline(ui, repo, hooktype, node, '\r', **kwargs) |
|
179 | return forbidnewline(ui, repo, hooktype, node, '\r', **kwargs) | |
180 |
|
180 | |||
181 | def reposetup(ui, repo): |
|
181 | def reposetup(ui, repo): | |
182 | if not repo.local(): |
|
182 | if not repo.local(): | |
183 | return |
|
183 | return | |
184 | for name, fn in _filters.iteritems(): |
|
184 | for name, fn in _filters.iteritems(): | |
185 | repo.adddatafilter(name, fn) |
|
185 | repo.adddatafilter(name, fn) | |
186 |
|
186 | |||
187 | def extsetup(ui): |
|
187 | def extsetup(ui): | |
188 | # deprecated config: win32text.warn |
|
188 | # deprecated config: win32text.warn | |
189 | if ui.configbool('win32text', 'warn'): |
|
189 | if ui.configbool('win32text', 'warn'): | |
190 | ui.warn(_("win32text is deprecated: " |
|
190 | ui.warn(_("win32text is deprecated: " | |
191 | "https://mercurial-scm.org/wiki/Win32TextExtension\n")) |
|
191 | "https://mercurial-scm.org/wiki/Win32TextExtension\n")) |
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