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annotate hgsubversion/layouts/standard.py @ 1291:13f8e9cc90c6

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layouts: generate cached taglocations property Now that we have the machinery, we use the generator to define this property. As a bonus, we no longer have to import util which saves from having to import hgext_util.
author Sean Farley <sean.michael.farley@gmail.com>
date Mon, 24 Mar 2014 11:20:53 -0500
parents cc1e2c8cdaa6
children 7bbe120be193
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1 import os.path
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2
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3 import base
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4
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5 class StandardLayout(base.BaseLayout):
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6 """The standard trunk, branches, tags layout"""
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7
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8 def __init__(self, meta):
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9 base.BaseLayout.__init__(self, meta)
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10
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11 self._tag_locations = None
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12
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13 # branchdir is expected to be stripped of leading slashes but retain
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14 # its last slash
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15 meta._gen_cachedconfig('branchdir', 'branches',
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16 pre=lambda x: '/'.join(p for p in x.split('/')
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17 if p) + '/')
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18
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19 # infix is expected to be stripped of trailing slashes but retain
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20 # its first slash
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21 def _infix_transform(x):
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22 x = '/'.join(p for p in x.split('/') if p)
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23 if x:
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24 x = '/' + x
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25 return x
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26 meta._gen_cachedconfig('infix', '', pre=_infix_transform)
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27
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28 # the lambda is to ensure nested paths are handled properly
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29 meta._gen_cachedconfig('taglocations', ['tags'], 'tag_locations',
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30 'tagpaths', lambda x: list(reversed(sorted(x))))
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31
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32 @property
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33 def trunk(self):
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34 return 'trunk' + self.meta.infix
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35
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36 def localname(self, path):
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37 if path == self.trunk:
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38 return None
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39 elif path.startswith(self.meta.branchdir) and path.endswith(self.meta.infix):
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40 path = path[len(self.meta.branchdir):]
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41 if self.meta.infix:
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42 path = path[:-len(self.meta.infix)]
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43 return path
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44 return '../%s' % path
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45
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46 def remotename(self, branch):
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47 if branch == 'default' or branch is None:
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48 path = self.trunk
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49 elif branch.startswith('../'):
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50 path = branch[3:]
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51 else:
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52 path = ''.join((self.meta.branchdir, branch, self.meta.infix))
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53
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54 return path
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56 def remotepath(self, branch, subdir='/'):
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57 if subdir == '/':
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58 subdir = ''
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59 branchpath = self.trunk
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60 if branch and branch != 'default':
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61 if branch.startswith('../'):
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62 branchpath = branch[3:]
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63 else:
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64 branchpath = ''.join((self.meta.branchdir, branch,
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65 self.meta.infix))
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67 return '%s/%s' % (subdir or '', branchpath)
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68
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69 def taglocations(self, metapath):
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70 return self.meta.taglocations
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72 def get_path_tag(self, path, taglocations):
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73 for tagspath in taglocations:
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74 if path.startswith(tagspath + '/'):
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75 tag = path[len(tagspath) + 1:]
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76 if tag:
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77 return tag
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78 return None
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79
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80 def split_remote_name(self, path, known_branches):
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81
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82 # this odd evolution is how we deal with people doing things like
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83 # creating brances (note the typo), committing to a branch under it,
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84 # and then moving it to branches
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85
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86 # we need to find the ../foo branch names, if they exist, before
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87 # trying to create a normally-named branch
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88
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89 components = path.split('/')
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90 candidate = ''
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91 while self.localname(candidate) not in known_branches and components:
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92 if not candidate:
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93 candidate = components.pop(0)
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94 else:
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95 candidate += '/'
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96 candidate += components.pop(0)
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97 if self.localname(candidate) in known_branches:
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98 return candidate, '/'.join(components)
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99
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100 if path == 'trunk' or path.startswith('trunk/'):
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101 return self.trunk, path[len(self.trunk) + 1:]
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102
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103 if path.startswith(self.meta.branchdir):
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104 path = path[len(self.meta.branchdir):]
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105 components = path.split('/', 1)
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106 branch_path = ''.join((self.meta.branchdir, components[0]))
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107 if len(components) == 1:
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108 local_path = ''
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109 else:
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110 local_path = components[1]
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111
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112 if local_path == '':
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113 branch_path += self.meta.infix
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114 elif local_path.startswith(self.meta.infix[1:] + '/'):
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115 branch_path += self.meta.infix
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116 local_path = local_path[len(self.meta.infix):]
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117 return branch_path, local_path
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118
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119 components = path.split('/')
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120 return '/'.join(components[:-1]), components[-1]