Mercurial > hgsubversion

annotate utility_commands.py @ 7:79b0e059319d

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Reorganized the testing infrastructure a bit so that svnwrap is really separate from the rest of the project. Also made it easier to add more tests in the future without making the directory full of annoying files.
author Augie Fackler <durin42@gmail.com>
date Fri, 03 Oct 2008 09:41:25 -0500
parents f2636cfed115
children 05800c403321
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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):
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38 """Rebases the current uncommitted revisions onto the top of the branch.
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39 """
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40 hge = hg_delta_editor.HgChangeReceiver(hg_repo_path,
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41 ui_=ui)
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42 svn_commit_hashes = dict(zip(hge.revmap.itervalues(),
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43 hge.revmap.iterkeys()))
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44 o_r = outgoing_revisions(ui, repo, hge, svn_commit_hashes)
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45 if not o_r:
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46 ui.status('Nothing to rebase!\n')
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47 return 0
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48 if len(repo.parents()[0].children()):
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49 ui.status('Refusing to rebase non-head commit like a coward\n')
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50 return 0
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51 parent_rev = repo[o_r[-1]].parents()[0]
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52 target_rev = parent_rev
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53 p_n = parent_rev.node()
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54 exhausted_choices = False
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55 while target_rev.children() and not exhausted_choices:
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56 for c in target_rev.children():
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57 exhausted_choices = True
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58 n = c.node()
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59 if (n in svn_commit_hashes and
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60 svn_commit_hashes[n][1] == svn_commit_hashes[p_n][1]):
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61 target_rev = c
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62 exhausted_choices = False
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63 break
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64 if parent_rev == target_rev:
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65 ui.status('Already up to date!\n')
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66 return 0
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67 # TODO this is really hacky, there must be a more direct way
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68 return rebase.rebase(ui, repo, dest=node.hex(target_rev.node()),
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69 base=node.hex(repo.parents()[0].node()))
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70
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71
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72 @util.register_subcommand('outgoing')
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73 def show_outgoing_to_svn(ui, repo, hg_repo_path, **opts):
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74 """Commit the current revision and any required parents back to svn.
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75 """
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76 hge = hg_delta_editor.HgChangeReceiver(hg_repo_path,
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77 ui_=ui)
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78 svn_commit_hashes = dict(zip(hge.revmap.itervalues(),
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79 hge.revmap.iterkeys()))
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80 o_r = outgoing_revisions(ui, repo, hge, svn_commit_hashes)
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81 if not (o_r and len(o_r)):
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82 ui.status('No outgoing changes found.\n')
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83 return 0
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84 displayer = cmdutil.show_changeset(ui, repo, opts, buffered=False)
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85 for rev in reversed(o_r):
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86 displayer.show(changenode=rev)
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87
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88
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89 def outgoing_revisions(ui, repo, hg_editor, reverse_map):
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90 """Given a repo and an hg_editor, determines outgoing revisions for the
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91 current working copy state.
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92 """
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93 outgoing_rev_hashes = []
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94 working_rev = repo.parents()
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95 assert len(working_rev) == 1
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96 working_rev = working_rev[0]
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97 if working_rev.node() in reverse_map:
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98 return
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99 while (not working_rev.node() in reverse_map
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100 and working_rev.node() != node.nullid):
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101 outgoing_rev_hashes.append(working_rev.node())
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102 working_rev = working_rev.parents()
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103 assert len(working_rev) == 1
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104 working_rev = working_rev[0]
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105 if working_rev.node() != node.nullid:
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106 return outgoing_rev_hashes