Mercurial > hgsubversion

annotate utility_commands.py @ 48:d87b57c719f0

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Add a test that verifies push works to svn:// servers. This test will fail if you are running an svnserve on localhost, but it checks and will not touch your data in that case. Also fixed the push tests, which had been largely broken.
author Augie Fackler <durin42@gmail.com>
date Wed, 29 Oct 2008 21:15:36 -0500
parents 05800c403321
children 08be8ee73551
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f2636cfed115 Initial import of hgsubversion into a public repository.
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1 from mercurial import cmdutil
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2 from mercurial import node
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3 from hgext import rebase
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4
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5 import util
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6 import hg_delta_editor
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7
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8 @util.register_subcommand('url')
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9 def print_wc_url(ui, repo, hg_repo_path, **opts):
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10 hge = hg_delta_editor.HgChangeReceiver(hg_repo_path,
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11 ui_=ui)
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12 ui.status(hge.url, '\n')
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13
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14
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15 @util.register_subcommand('parent')
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16 def print_parent_revision(ui, repo, hg_repo_path, **opts):
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17 """Prints the hg hash and svn revision info for the nearest svn parent of
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18 the current revision"""
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19 hge = hg_delta_editor.HgChangeReceiver(hg_repo_path,
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20 ui_=ui)
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21 svn_commit_hashes = dict(zip(hge.revmap.itervalues(),
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22 hge.revmap.iterkeys()))
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23 ha = repo.parents()[0]
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24 o_r = outgoing_revisions(ui, repo, hge, svn_commit_hashes)
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25 if o_r:
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26 ha = repo[o_r[-1]].parents()[0]
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27 if ha.node() != node.nullid:
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28 r, br = svn_commit_hashes[ha.node()]
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29 ui.status('Working copy parent revision is %s: r%s on %s\n' %
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30 (ha, r, br or 'trunk'))
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31 else:
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32 ui.status('Working copy seems to have no parent svn revision.\n')
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33 return 0
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34
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35
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36 @util.register_subcommand('rebase')
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37 def rebase_commits(ui, repo, hg_repo_path, **opts):
31
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38 """Rebases the current unpushed revisions onto the top of the Subversion branch.
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39
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40 This moves a line of development from making its own head to the top of
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41 Subversion development, linearizing the changes. In order to make sure you
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42 rebase on top of the current top of Subversion work, you should probably run
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43 'hg svn pull' before running this.
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44 """
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45 hge = hg_delta_editor.HgChangeReceiver(hg_repo_path,
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46 ui_=ui)
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47 svn_commit_hashes = dict(zip(hge.revmap.itervalues(),
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48 hge.revmap.iterkeys()))
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49 o_r = outgoing_revisions(ui, repo, hge, svn_commit_hashes)
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50 if not o_r:
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51 ui.status('Nothing to rebase!\n')
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52 return 0
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53 if len(repo.parents()[0].children()):
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54 ui.status('Refusing to rebase non-head commit like a coward\n')
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55 return 0
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56 parent_rev = repo[o_r[-1]].parents()[0]
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57 target_rev = parent_rev
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58 p_n = parent_rev.node()
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59 exhausted_choices = False
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60 while target_rev.children() and not exhausted_choices:
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61 for c in target_rev.children():
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62 exhausted_choices = True
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63 n = c.node()
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64 if (n in svn_commit_hashes and
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65 svn_commit_hashes[n][1] == svn_commit_hashes[p_n][1]):
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66 target_rev = c
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67 exhausted_choices = False
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68 break
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69 if parent_rev == target_rev:
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70 ui.status('Already up to date!\n')
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71 return 0
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72 # TODO this is really hacky, there must be a more direct way
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73 return rebase.rebase(ui, repo, dest=node.hex(target_rev.node()),
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74 base=node.hex(repo.parents()[0].node()))
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75
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76
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77 @util.register_subcommand('outgoing')
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78 def show_outgoing_to_svn(ui, repo, hg_repo_path, **opts):
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79 """Commit the current revision and any required parents back to svn.
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80 """
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81 hge = hg_delta_editor.HgChangeReceiver(hg_repo_path,
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82 ui_=ui)
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83 svn_commit_hashes = dict(zip(hge.revmap.itervalues(),
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84 hge.revmap.iterkeys()))
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85 o_r = outgoing_revisions(ui, repo, hge, svn_commit_hashes)
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86 if not (o_r and len(o_r)):
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87 ui.status('No outgoing changes found.\n')
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88 return 0
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89 displayer = cmdutil.show_changeset(ui, repo, opts, buffered=False)
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90 for rev in reversed(o_r):
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91 displayer.show(changenode=rev)
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92
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93
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94 def outgoing_revisions(ui, repo, hg_editor, reverse_map):
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95 """Given a repo and an hg_editor, determines outgoing revisions for the
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96 current working copy state.
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97 """
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98 outgoing_rev_hashes = []
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99 working_rev = repo.parents()
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100 assert len(working_rev) == 1
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101 working_rev = working_rev[0]
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102 if working_rev.node() in reverse_map:
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103 return
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104 while (not working_rev.node() in reverse_map
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105 and working_rev.node() != node.nullid):
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106 outgoing_rev_hashes.append(working_rev.node())
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107 working_rev = working_rev.parents()
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108 assert len(working_rev) == 1
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109 working_rev = working_rev[0]
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110 if working_rev.node() != node.nullid:
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111 return outgoing_rev_hashes