annotate mercurial/config.py @ 10371:eacfff116e17

strip apostrophes from an error messages
author Dirkjan Ochtman <dirkjan@ochtman.nl>
date Sun, 07 Feb 2010 15:09:02 +0100
parents 44c923eeb81d
children f23f87462c18
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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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
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6 # GNU General Public License version 2 or any later version.
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7
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8 from i18n import _
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9 import error
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10 import re, os
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11
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12 class sortdict(dict):
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13 'a simple sorted dictionary'
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14 def __init__(self, data=None):
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15 self._list = []
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16 if data:
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17 self.update(data)
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18 def copy(self):
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19 return sortdict(self)
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20 def __setitem__(self, key, val):
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21 if key in self:
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22 self._list.remove(key)
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23 self._list.append(key)
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24 dict.__setitem__(self, key, val)
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25 def __iter__(self):
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26 return self._list.__iter__()
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27 def update(self, src):
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28 for k in src:
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29 self[k] = src[k]
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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)
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35
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36 class config(object):
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37 def __init__(self, data=None):
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38 self._data = {}
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39 self._source = {}
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40 if data:
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41 for k in data._data:
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42 self._data[k] = data[k].copy()
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43 self._source = data._source.copy()
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44 def copy(self):
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45 return config(self)
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46 def __contains__(self, section):
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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:
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55 if s not in self:
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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)
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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), "")
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63 def sections(self):
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64 return sorted(self._data.keys())
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65 def items(self, section):
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66 return self._data.get(section, {}).items()
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67 def set(self, section, item, value, source=""):
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68 if section not in self:
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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
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72
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73 def parse(self, src, data, sections=None, remap=None, include=None):
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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*$')
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77 emptyre = re.compile(r'(;|#|\s*$)')
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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*$')
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80 section = ""
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81 item = None
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82 line = 0
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83 cont = False
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84
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85 for l in data.splitlines(True):
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86 line += 1
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87 if cont:
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88 m = contre.match(l)
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89 if m:
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90 if sections and section not in sections:
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91 continue
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92 v = self.get(section, item) + "\n" + m.group(1)
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93 self.set(section, item, v, "%s:%d" % (src, line))
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94 continue
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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 = 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:
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106 msg = _("config error at %s:%d: "
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107 "cannot include %s (%s)") \
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108 % (src, line, inc, inst.strerror)
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109 raise error.ConfigError(msg)
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110 continue
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111 if emptyre.match(l):
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112 continue
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113 m = sectionre.match(l)
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114 if m:
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115 section = m.group(1)
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116 if remap:
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117 section = remap.get(section, section)
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118 if section not in self:
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119 self._data[section] = sortdict()
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120 continue
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121 m = itemre.match(l)
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122 if m:
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123 item = m.group(1)
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124 cont = True
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125 if sections and section not in sections:
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126 continue
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127 self.set(section, item, m.group(2), "%s:%d" % (src, line))
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128 continue
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129 m = unsetre.match(l)
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130 if m:
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131 name = m.group(1)
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132 if sections and section not in sections:
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133 continue
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134 if self.get(section, name) != None:
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135 del self._data[section][name]
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136 continue
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137
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138 raise error.ConfigError(_("config error at %s:%d: '%s'")
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139 % (src, line, l.rstrip()))
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140
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141 def read(self, path, fp=None, sections=None, remap=None):
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142 if not fp:
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143 fp = open(path)
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144 self.parse(path, fp.read(), sections, remap, self.read)