Mercurial > hgsubversion

annotate hgsubversion/util.py @ 410:eb524b957345

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move aresamefiles() from HgChangeReceiver to util
author Dirkjan Ochtman <dirkjan@ochtman.nl>
date Wed, 10 Jun 2009 17:29:11 +0200
parents f137231f9d30
children cd6317fe70be
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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f2636cfed115 Initial import of hgsubversion into a public repository.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
1 import os
f2636cfed115 Initial import of hgsubversion into a public repository.
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2 import shutil
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3
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77812f98e250 Add a naive hg svn version command that works as long as hgsubversion is run from a checkout.
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4 from mercurial import hg
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5 from mercurial import node
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6 from mercurial import util as hgutil
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7
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8
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9f0738587f94 Re-re-refix username support, add a comment so maybe I remember this time.
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9 def getuserpass(opts):
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10 # DO NOT default the user to hg's getuser(). If you provide
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11 # *any* default username to Subversion, it won't use any remembered
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12 # username for the desired realm, breaking OS X Keychain support,
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13 # GNOME keyring support, and all similar tools.
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14 return opts.get('username', None), opts.get('password', '')
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15
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16
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17 def version(ui):
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18 """Guess the version of hgsubversion.
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19 """
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20 # TODO make this say something other than "unknown" for installed hgsubversion
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21 dn = os.path.dirname
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22 repo = hg.repository(ui, dn(dn(__file__)))
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23 ver = repo.dirstate.parents()[0]
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24 return node.hex(ver)[:12]
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7932d098cb5f Refactor commands to wrap their hg equivalent adding a --svn flag where sane.
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27 def normalize_url(svnurl):
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28 url, revs, checkout = hg.parseurl(svnurl)
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29 url = url.rstrip('/')
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30 if checkout:
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31 url = '%s#%s' % (url, checkout)
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32 return url
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35 class PrefixMatch(object):
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36 def __init__(self, prefix):
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37 self.p = prefix
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39 def files(self):
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40 return []
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41
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42 def __call__(self, fn):
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43 return fn.startswith(self.p)
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44
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45 def outgoing_revisions(ui, repo, hg_editor, reverse_map, sourcerev):
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46 """Given a repo and an hg_editor, determines outgoing revisions for the
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47 current working copy state.
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48 """
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49 outgoing_rev_hashes = []
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50 if sourcerev in reverse_map:
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51 return
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52 sourcerev = repo[sourcerev]
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53 while (not sourcerev.node() in reverse_map
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54 and sourcerev.node() != node.nullid):
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55 outgoing_rev_hashes.append(sourcerev.node())
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56 sourcerev = sourcerev.parents()
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57 if len(sourcerev) != 1:
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58 raise hgutil.Abort("Sorry, can't find svn parent of a merge revision.")
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59 sourcerev = sourcerev[0]
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60 if sourcerev.node() != node.nullid:
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61 return outgoing_rev_hashes
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62
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63 def build_extra(revnum, branch, uuid, subdir):
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64 extra = {}
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65 branchpath = 'trunk'
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66 if branch:
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67 extra['branch'] = branch
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68 branchpath = 'branches/%s' % branch
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69 if subdir and subdir[-1] == '/':
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70 subdir = subdir[:-1]
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71 if subdir and subdir[0] != '/':
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72 subdir = '/' + subdir
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73 extra['convert_revision'] = 'svn:%(uuid)s%(path)s@%(rev)s' % {
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74 'uuid': uuid,
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75 'path': '%s/%s' % (subdir , branchpath),
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76 'rev': revnum,
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77 }
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78 return extra
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79
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80
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81 def is_svn_repo(repo):
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82 return os.path.exists(os.path.join(repo.path, 'svn', 'uuid'))
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83
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84 default_commit_msg = '*** empty log message ***'
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85
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86 def describe_revision(ui, r):
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87 try:
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88 msg = [s for s in map(str.strip, r.message.splitlines()) if s][0]
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89 except:
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90 msg = default_commit_msg
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91
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92 ui.status(('[r%d] %s: %s' % (r.revnum, r.author, msg))[:80] + '\n')
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94 def describe_commit(ui, h, b):
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95 ui.note(' committed to "%s" as %s\n' % ((b or 'default'), node.short(h)))
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98 def swap_out_encoding(new_encoding="UTF-8"):
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99 """ Utility for mercurial incompatibility changes, can be removed after 1.3
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100 """
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101 from mercurial import encoding
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102 old = encoding.encoding
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103 encoding.encoding = new_encoding
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104 return old
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105
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106
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107 def aresamefiles(parentctx, childctx, files):
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108 """Assuming all files exist in childctx and parentctx, return True
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109 if none of them was changed in-between.
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110 """
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111 if parentctx == childctx:
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112 return True
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113 if parentctx.rev() > childctx.rev():
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114 parentctx, childctx = childctx, parentctx
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115
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116 def selfandancestors(selfctx):
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117 yield selfctx
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118 for ctx in selfctx.ancestors():
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119 yield ctx
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120
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121 files = dict.fromkeys(files)
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122 for pctx in selfandancestors(childctx):
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123 if pctx.rev() <= parentctx.rev():
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Dirkjan Ochtman <dirkjan@ochtman.nl>
parents: 408
diff changeset
124 return True
eb524b957345 move aresamefiles() from HgChangeReceiver to util
Dirkjan Ochtman <dirkjan@ochtman.nl>
parents: 408
diff changeset
125 for f in pctx.files():
eb524b957345 move aresamefiles() from HgChangeReceiver to util
Dirkjan Ochtman <dirkjan@ochtman.nl>
parents: 408
diff changeset
126 if f in files:
eb524b957345 move aresamefiles() from HgChangeReceiver to util
Dirkjan Ochtman <dirkjan@ochtman.nl>
parents: 408
diff changeset
127 return False
eb524b957345 move aresamefiles() from HgChangeReceiver to util
Dirkjan Ochtman <dirkjan@ochtman.nl>
parents: 408
diff changeset
128 # parentctx is not an ancestor of childctx, files are unrelated
eb524b957345 move aresamefiles() from HgChangeReceiver to util
Dirkjan Ochtman <dirkjan@ochtman.nl>
parents: 408
diff changeset
129 return False