Mercurial > hg
annotate mercurial/config.py @ 13947:d2d1ef6a5238
checkwinfilename: use %r in format string
author | Adrian Buehlmann <adrian@cadifra.com> |
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date | Sat, 16 Apr 2011 20:08:43 +0200 |
parents | 53db4e2026ab |
children | 4e3eda05189b |
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1 # config.py - configuration parsing for Mercurial |
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2 # |
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3 # Copyright 2009 Matt Mackall <mpm@selenic.com> and others |
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4 # |
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5 # This software may be used and distributed according to the terms of the |
10263 | 6 # GNU General Public License version 2 or any later version. |
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7 |
8144 | 8 from i18n import _ |
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9 import error, util |
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10 import re, os |
8144 | 11 |
12 class sortdict(dict): | |
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13 'a simple sorted dictionary' |
8144 | 14 def __init__(self, data=None): |
15 self._list = [] | |
16 if data: | |
17 self.update(data) | |
18 def copy(self): | |
19 return sortdict(self) | |
20 def __setitem__(self, key, val): | |
21 if key in self: | |
22 self._list.remove(key) | |
23 self._list.append(key) | |
24 dict.__setitem__(self, key, val) | |
25 def __iter__(self): | |
26 return self._list.__iter__() | |
27 def update(self, src): | |
28 for k in src: | |
29 self[k] = src[k] | |
30 def items(self): | |
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31 return [(k, self[k]) for k in self._list] |
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32 def __delitem__(self, key): |
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33 dict.__delitem__(self, key) |
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34 self._list.remove(key) |
8144 | 35 |
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36 class config(object): |
8144 | 37 def __init__(self, data=None): |
38 self._data = {} | |
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39 self._source = {} |
8144 | 40 if data: |
41 for k in data._data: | |
42 self._data[k] = data[k].copy() | |
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43 self._source = data._source.copy() |
8144 | 44 def copy(self): |
45 return config(self) | |
46 def __contains__(self, section): | |
47 return section in self._data | |
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48 def __getitem__(self, section): |
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49 return self._data.get(section, {}) |
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50 def __iter__(self): |
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51 for d in self.sections(): |
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52 yield d |
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53 def update(self, src): |
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54 for s in src: |
8144 | 55 if s not in self: |
56 self._data[s] = sortdict() | |
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57 self._data[s].update(src._data[s]) |
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58 self._source.update(src._source) |
8144 | 59 def get(self, section, item, default=None): |
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60 return self._data.get(section, {}).get(item, default) |
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61 def source(self, section, item): |
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62 return self._source.get((section, item), "") |
8144 | 63 def sections(self): |
64 return sorted(self._data.keys()) | |
65 def items(self, section): | |
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66 return self._data.get(section, {}).items() |
8144 | 67 def set(self, section, item, value, source=""): |
68 if section not in self: | |
69 self._data[section] = sortdict() | |
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70 self._data[section][item] = value |
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71 self._source[(section, item)] = source |
8144 | 72 |
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73 def parse(self, src, data, sections=None, remap=None, include=None): |
8144 | 74 sectionre = re.compile(r'\[([^\[]+)\]') |
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75 itemre = re.compile(r'([^=\s][^=]*?)\s*=\s*(.*\S|)') |
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76 contre = re.compile(r'\s+(\S|\S.*\S)\s*$') |
8144 | 77 emptyre = re.compile(r'(;|#|\s*$)') |
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78 unsetre = re.compile(r'%unset\s+(\S+)') |
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79 includere = re.compile(r'%include\s+(\S|\S.*\S)\s*$') |
8144 | 80 section = "" |
81 item = None | |
82 line = 0 | |
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83 cont = False |
8180 | 84 |
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85 for l in data.splitlines(True): |
8144 | 86 line += 1 |
87 if cont: | |
88 m = contre.match(l) | |
89 if m: | |
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90 if sections and section not in sections: |
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91 continue |
8144 | 92 v = self.get(section, item) + "\n" + m.group(1) |
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93 self.set(section, item, v, "%s:%d" % (src, line)) |
8144 | 94 continue |
95 item = None | |
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96 cont = False |
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97 m = includere.match(l) |
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98 if m: |
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99 inc = util.expandpath(m.group(1)) |
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100 base = os.path.dirname(src) |
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101 inc = os.path.normpath(os.path.join(base, inc)) |
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102 if include: |
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103 try: |
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104 include(inc, remap=remap, sections=sections) |
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105 except IOError, inst: |
11292 | 106 raise error.ParseError(_("cannot include %s (%s)") |
107 % (inc, inst.strerror), | |
108 "%s:%s" % (src, line)) | |
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109 continue |
8144 | 110 if emptyre.match(l): |
111 continue | |
112 m = sectionre.match(l) | |
113 if m: | |
114 section = m.group(1) | |
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115 if remap: |
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116 section = remap.get(section, section) |
8144 | 117 if section not in self: |
118 self._data[section] = sortdict() | |
119 continue | |
120 m = itemre.match(l) | |
121 if m: | |
122 item = m.group(1) | |
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123 cont = True |
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124 if sections and section not in sections: |
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125 continue |
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126 self.set(section, item, m.group(2), "%s:%d" % (src, line)) |
8144 | 127 continue |
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128 m = unsetre.match(l) |
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129 if m: |
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130 name = m.group(1) |
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131 if sections and section not in sections: |
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132 continue |
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133 if self.get(section, name) is not None: |
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134 del self._data[section][name] |
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135 continue |
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136 |
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137 raise error.ParseError(l.rstrip(), ("%s:%s" % (src, line))) |
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138 |
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139 def read(self, path, fp=None, sections=None, remap=None): |
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140 if not fp: |
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141 fp = util.posixfile(path) |
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142 self.parse(path, fp.read(), sections, remap, self.read) |