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annotate mercurial/pure/parsers.py @ 48161:6ac2b417d5d7

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dirstate-item: directly use `p2_info` in `v1_size` This is simpler. Differential Revision: https://phab.mercurial-scm.org/D11593
author Pierre-Yves David <pierre-yves.david@octobus.net>
date Fri, 01 Oct 2021 03:24:57 +0200
parents 21542d4cb568
children d71feb05d5b6
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1 # parsers.py - Python implementation of parsers.c
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2 #
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3 # Copyright 2009 Olivia Mackall <olivia@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 __future__ import absolute_import
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9
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10 import struct
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11 import zlib
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12
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13 from ..node import (
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14 nullrev,
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15 sha1nodeconstants,
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16 )
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17 from ..thirdparty import attr
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18 from .. import (
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19 error,
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20 pycompat,
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21 revlogutils,
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22 util,
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23 )
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24
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25 from ..revlogutils import nodemap as nodemaputil
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26 from ..revlogutils import constants as revlog_constants
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27
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28 stringio = pycompat.bytesio
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29
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30
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31 _pack = struct.pack
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32 _unpack = struct.unpack
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33 _compress = zlib.compress
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34 _decompress = zlib.decompress
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35
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36
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37 # a special value used internally for `size` if the file come from the other parent
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38 FROM_P2 = -2
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39
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40 # a special value used internally for `size` if the file is modified/merged/added
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41 NONNORMAL = -1
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42
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43 # a special value used internally for `time` if the time is ambigeous
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44 AMBIGUOUS_TIME = -1
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45
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46
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47 @attr.s(slots=True, init=False)
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48 class DirstateItem(object):
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49 """represent a dirstate entry
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50
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51 It hold multiple attributes
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52
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53 # about file tracking
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54 - wc_tracked: is the file tracked by the working copy
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55 - p1_tracked: is the file tracked in working copy first parent
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56 - p2_info: the file has been involved in some merge operation. Either
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57 because it was actually merged, or because the p2 version was
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58 ahead, or because some renamed moved it there. In either case
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59 `hg status` will want it displayed as modified.
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60
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61 # about the file state expected from p1 manifest:
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62 - mode: the file mode in p1
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63 - size: the file size in p1
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64
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65 These value can be set to None, which mean we don't have a meaningful value
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66 to compare with. Either because we don't really care about them as there
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67 `status` is known without having to look at the disk or because we don't
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68 know these right now and a full comparison will be needed to find out if
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69 the file is clean.
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70
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71 # about the file state on disk last time we saw it:
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72 - mtime: the last known clean mtime for the file.
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73
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74 This value can be set to None if no cachable state exist. Either because we
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75 do not care (see previous section) or because we could not cache something
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76 yet.
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77 """
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78
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79 _wc_tracked = attr.ib()
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80 _p1_tracked = attr.ib()
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81 _p2_info = attr.ib()
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82 _mode = attr.ib()
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83 _size = attr.ib()
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84 _mtime = attr.ib()
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85
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86 def __init__(
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87 self,
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88 wc_tracked=False,
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89 p1_tracked=False,
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90 p2_info=False,
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91 has_meaningful_data=True,
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92 has_meaningful_mtime=True,
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93 parentfiledata=None,
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94 ):
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95 self._wc_tracked = wc_tracked
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96 self._p1_tracked = p1_tracked
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97 self._p2_info = p2_info
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98
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99 self._mode = None
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100 self._size = None
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101 self._mtime = None
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102 if parentfiledata is None:
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103 has_meaningful_mtime = False
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104 has_meaningful_data = False
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105 if has_meaningful_data:
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106 self._mode = parentfiledata[0]
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107 self._size = parentfiledata[1]
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108 if has_meaningful_mtime:
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109 self._mtime = parentfiledata[2]
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110
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111 @classmethod
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112 def new_added(cls):
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113 """constructor to help legacy API to build a new "added" item
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114
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115 Should eventually be removed
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116 """
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117 return cls(wc_tracked=True)
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118
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119 @classmethod
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120 def new_merged(cls):
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121 """constructor to help legacy API to build a new "merged" item
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122
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123 Should eventually be removed
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124 """
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125 return cls(wc_tracked=True, p1_tracked=True, p2_info=True)
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126
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127 @classmethod
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128 def new_from_p2(cls):
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129 """constructor to help legacy API to build a new "from_p2" item
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130
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131 Should eventually be removed
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132 """
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133 return cls(wc_tracked=True, p2_info=True)
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134
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135 @classmethod
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136 def new_possibly_dirty(cls):
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137 """constructor to help legacy API to build a new "possibly_dirty" item
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138
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139 Should eventually be removed
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140 """
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141 return cls(wc_tracked=True, p1_tracked=True)
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142
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143 @classmethod
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144 def new_normal(cls, mode, size, mtime):
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145 """constructor to help legacy API to build a new "normal" item
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146
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147 Should eventually be removed
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148 """
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149 assert size != FROM_P2
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150 assert size != NONNORMAL
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151 return cls(
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152 wc_tracked=True,
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153 p1_tracked=True,
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154 parentfiledata=(mode, size, mtime),
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155 )
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156
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157 @classmethod
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158 def from_v1_data(cls, state, mode, size, mtime):
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159 """Build a new DirstateItem object from V1 data
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160
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161 Since the dirstate-v1 format is frozen, the signature of this function
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162 is not expected to change, unlike the __init__ one.
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163 """
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164 if state == b'm':
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165 return cls.new_merged()
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166 elif state == b'a':
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167 return cls.new_added()
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168 elif state == b'r':
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169 if size == NONNORMAL:
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170 p1_tracked = True
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171 p2_info = True
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172 elif size == FROM_P2:
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173 p1_tracked = False
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174 p2_info = True
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175 else:
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176 p1_tracked = True
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177 p2_info = False
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178 return cls(p1_tracked=p1_tracked, p2_info=p2_info)
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179 elif state == b'n':
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180 if size == FROM_P2:
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181 return cls.new_from_p2()
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182 elif size == NONNORMAL:
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183 return cls.new_possibly_dirty()
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184 elif mtime == AMBIGUOUS_TIME:
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185 instance = cls.new_normal(mode, size, 42)
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186 instance._mtime = None
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187 return instance
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188 else:
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189 return cls.new_normal(mode, size, mtime)
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190 else:
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191 raise RuntimeError(b'unknown state: %s' % state)
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192
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193 def set_possibly_dirty(self):
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194 """Mark a file as "possibly dirty"
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195
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196 This means the next status call will have to actually check its content
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197 to make sure it is correct.
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198 """
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199 self._mtime = None
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200
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201 def set_clean(self, mode, size, mtime):
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202 """mark a file as "clean" cancelling potential "possibly dirty call"
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203
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204 Note: this function is a descendant of `dirstate.normal` and is
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205 currently expected to be call on "normal" entry only. There are not
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206 reason for this to not change in the future as long as the ccode is
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207 updated to preserve the proper state of the non-normal files.
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208 """
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209 self._wc_tracked = True
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210 self._p1_tracked = True
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211 self._mode = mode
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212 self._size = size
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213 self._mtime = mtime
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214
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215 def set_tracked(self):
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216 """mark a file as tracked in the working copy
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217
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218 This will ultimately be called by command like `hg add`.
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219 """
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220 self._wc_tracked = True
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221 # `set_tracked` is replacing various `normallookup` call. So we mark
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222 # the files as needing lookup
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223 #
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224 # Consider dropping this in the future in favor of something less broad.
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225 self._mtime = None
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226
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227 def set_untracked(self):
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228 """mark a file as untracked in the working copy
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229
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diff changeset
230 This will ultimately be called by command like `hg remove`.
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parents: 47686
diff changeset
231 """
47958
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diff changeset
232 self._wc_tracked = False
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diff changeset
233 self._mode = None
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parents: 47957
diff changeset
234 self._size = None
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parents: 47957
diff changeset
235 self._mtime = None
47921
3853e6ee160d dirstatemap: replace `removefile` by an explicit `entry.set_untracked()`
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47686
diff changeset
236
48075
a660d8a53267 dirstate: use a new `drop_merge_data` in `setparent`
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 48014
diff changeset
237 def drop_merge_data(self):
a660d8a53267 dirstate: use a new `drop_merge_data` in `setparent`
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 48014
diff changeset
238 """remove all "merge-only" from a DirstateItem
a660d8a53267 dirstate: use a new `drop_merge_data` in `setparent`
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parents: 48014
diff changeset
239
a660d8a53267 dirstate: use a new `drop_merge_data` in `setparent`
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parents: 48014
diff changeset
240 This is to be call by the dirstatemap code when the second parent is dropped
a660d8a53267 dirstate: use a new `drop_merge_data` in `setparent`
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parents: 48014
diff changeset
241 """
48150
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parents: 48125
diff changeset
242 if self._p2_info:
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parents: 48125
diff changeset
243 self._p2_info = False
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diff changeset
244 self._mode = None
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diff changeset
245 self._size = None
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diff changeset
246 self._mtime = None
48075
a660d8a53267 dirstate: use a new `drop_merge_data` in `setparent`
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parents: 48014
diff changeset
247
47512
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parents: 47509
diff changeset
248 @property
47536
8e4b9fe31334 dirstate-entry: add a `mode` property
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47532
diff changeset
249 def mode(self):
47957
05f2be3affe3 dirstate-item: have all the logic go through the v1_ accessors
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47956
diff changeset
250 return self.v1_mode()
47536
8e4b9fe31334 dirstate-entry: add a `mode` property
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parents: 47532
diff changeset
251
8e4b9fe31334 dirstate-entry: add a `mode` property
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47532
diff changeset
252 @property
47537
0e5800c88eb4 dirstate-entry: add a `size` property
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parents: 47536
diff changeset
253 def size(self):
47957
05f2be3affe3 dirstate-item: have all the logic go through the v1_ accessors
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parents: 47956
diff changeset
254 return self.v1_size()
47537
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parents: 47536
diff changeset
255
0e5800c88eb4 dirstate-entry: add a `size` property
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47536
diff changeset
256 @property
47538
77fce401a2bb dirstate-entry: add a `mtime` property
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47537
diff changeset
257 def mtime(self):
47957
05f2be3affe3 dirstate-item: have all the logic go through the v1_ accessors
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parents: 47956
diff changeset
258 return self.v1_mtime()
47538
77fce401a2bb dirstate-entry: add a `mtime` property
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47537
diff changeset
259
77fce401a2bb dirstate-entry: add a `mtime` property
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47537
diff changeset
260 @property
47512
769037a279ec dirstate-entry: add a `state` property (and use it)
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parents: 47509
diff changeset
261 def state(self):
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diff changeset
262 """
769037a279ec dirstate-entry: add a `state` property (and use it)
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parents: 47509
diff changeset
263 States are:
769037a279ec dirstate-entry: add a `state` property (and use it)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47509
diff changeset
264 n normal
769037a279ec dirstate-entry: add a `state` property (and use it)
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parents: 47509
diff changeset
265 m needs merging
769037a279ec dirstate-entry: add a `state` property (and use it)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47509
diff changeset
266 r marked for removal
769037a279ec dirstate-entry: add a `state` property (and use it)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47509
diff changeset
267 a marked for addition
769037a279ec dirstate-entry: add a `state` property (and use it)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47509
diff changeset
268
769037a279ec dirstate-entry: add a `state` property (and use it)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47509
diff changeset
269 XXX This "state" is a bit obscure and mostly a direct expression of the
769037a279ec dirstate-entry: add a `state` property (and use it)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47509
diff changeset
270 dirstatev1 format. It would make sense to ultimately deprecate it in
769037a279ec dirstate-entry: add a `state` property (and use it)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47509
diff changeset
271 favor of the more "semantic" attributes.
769037a279ec dirstate-entry: add a `state` property (and use it)
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parents: 47509
diff changeset
272 """
48123
d73b42f905f8 dirstate-item: use `any_tracked` more
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 48122
diff changeset
273 if not self.any_tracked:
48100
418611f18fd8 dirstate-entry: use `?` for the state of entry without any tracking
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 48099
diff changeset
274 return b'?'
47957
05f2be3affe3 dirstate-item: have all the logic go through the v1_ accessors
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parents: 47956
diff changeset
275 return self.v1_state()
47512
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Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47509
diff changeset
276
47513
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Pierre-Yves David <pierre-yves.david@octobus.net>
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diff changeset
277 @property
47531
f5b8f0b9c129 dirstate-entry: add a `tracked` property
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47526
diff changeset
278 def tracked(self):
f5b8f0b9c129 dirstate-entry: add a `tracked` property
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47526
diff changeset
279 """True is the file is tracked in the working copy"""
47959
f1033c2d9b66 dirstate-item: implement `tracked` in a simpler way
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parents: 47958
diff changeset
280 return self._wc_tracked
47531
f5b8f0b9c129 dirstate-entry: add a `tracked` property
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47526
diff changeset
281
f5b8f0b9c129 dirstate-entry: add a `tracked` property
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47526
diff changeset
282 @property
48099
79bc60ca5946 dirstate-item: introduce a `any_tracked` property
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parents: 48098
diff changeset
283 def any_tracked(self):
79bc60ca5946 dirstate-item: introduce a `any_tracked` property
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parents: 48098
diff changeset
284 """True is the file is tracked anywhere (wc or parents)"""
48150
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parents: 48125
diff changeset
285 return self._wc_tracked or self._p1_tracked or self._p2_info
48099
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parents: 48098
diff changeset
286
79bc60ca5946 dirstate-item: introduce a `any_tracked` property
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 48098
diff changeset
287 @property
47526
8bcae9bf9e8d dirstate-entry: add a `added` property
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parents: 47517
diff changeset
288 def added(self):
8bcae9bf9e8d dirstate-entry: add a `added` property
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parents: 47517
diff changeset
289 """True if the file has been added"""
48150
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parents: 48125
diff changeset
290 return self._wc_tracked and not (self._p1_tracked or self._p2_info)
47526
8bcae9bf9e8d dirstate-entry: add a `added` property
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47517
diff changeset
291
8bcae9bf9e8d dirstate-entry: add a `added` property
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47517
diff changeset
292 @property
48098
80783e553bd5 dirstate-item: introduce a `maybe_clean` property
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parents: 48082
diff changeset
293 def maybe_clean(self):
80783e553bd5 dirstate-item: introduce a `maybe_clean` property
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parents: 48082
diff changeset
294 """True if the file has a chance to be in the "clean" state"""
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Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 48082
diff changeset
295 if not self._wc_tracked:
80783e553bd5 dirstate-item: introduce a `maybe_clean` property
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parents: 48082
diff changeset
296 return False
48150
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diff changeset
297 elif not self._p1_tracked:
48098
80783e553bd5 dirstate-item: introduce a `maybe_clean` property
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parents: 48082
diff changeset
298 return False
48150
38488d488ec1 dirstate-item: change the internal storage and constructor value
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parents: 48125
diff changeset
299 elif self._p2_info:
48098
80783e553bd5 dirstate-item: introduce a `maybe_clean` property
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parents: 48082
diff changeset
300 return False
80783e553bd5 dirstate-item: introduce a `maybe_clean` property
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 48082
diff changeset
301 return True
80783e553bd5 dirstate-item: introduce a `maybe_clean` property
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 48082
diff changeset
302
80783e553bd5 dirstate-item: introduce a `maybe_clean` property
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parents: 48082
diff changeset
303 @property
48155
21542d4cb568 dirstate-item: introduce a `p1_tracked` property
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 48154
diff changeset
304 def p1_tracked(self):
21542d4cb568 dirstate-item: introduce a `p1_tracked` property
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 48154
diff changeset
305 """True if the file is tracked in the first parent manifest"""
21542d4cb568 dirstate-item: introduce a `p1_tracked` property
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parents: 48154
diff changeset
306 return self._p1_tracked
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Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 48154
diff changeset
307
21542d4cb568 dirstate-item: introduce a `p1_tracked` property
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 48154
diff changeset
308 @property
48154
fb3b41d583c2 dirstate-item: introduce a `p2_info` property that combine two others
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 48150
diff changeset
309 def p2_info(self):
fb3b41d583c2 dirstate-item: introduce a `p2_info` property that combine two others
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 48150
diff changeset
310 """True if the file needed to merge or apply any input from p2
fb3b41d583c2 dirstate-item: introduce a `p2_info` property that combine two others
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 48150
diff changeset
311
fb3b41d583c2 dirstate-item: introduce a `p2_info` property that combine two others
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 48150
diff changeset
312 See the class documentation for details.
fb3b41d583c2 dirstate-item: introduce a `p2_info` property that combine two others
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 48150
diff changeset
313 """
fb3b41d583c2 dirstate-item: introduce a `p2_info` property that combine two others
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 48150
diff changeset
314 return self._wc_tracked and self._p2_info
fb3b41d583c2 dirstate-item: introduce a `p2_info` property that combine two others
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 48150
diff changeset
315
fb3b41d583c2 dirstate-item: introduce a `p2_info` property that combine two others
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 48150
diff changeset
316 @property
47513
10e740292dff dirstate-entry: add a `merged` property
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47512
diff changeset
317 def merged(self):
10e740292dff dirstate-entry: add a `merged` property
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47512
diff changeset
318 """True if the file has been merged
10e740292dff dirstate-entry: add a `merged` property
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47512
diff changeset
319
10e740292dff dirstate-entry: add a `merged` property
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47512
diff changeset
320 Should only be set if a merge is in progress in the dirstate
10e740292dff dirstate-entry: add a `merged` property
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47512
diff changeset
321 """
48150
38488d488ec1 dirstate-item: change the internal storage and constructor value
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 48125
diff changeset
322 return self._wc_tracked and self._p1_tracked and self._p2_info
47513
10e740292dff dirstate-entry: add a `merged` property
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47512
diff changeset
323
47514
559aee84b889 dirstate-entry: add a `from_p2` property
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47513
diff changeset
324 @property
559aee84b889 dirstate-entry: add a `from_p2` property
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47513
diff changeset
325 def from_p2(self):
559aee84b889 dirstate-entry: add a `from_p2` property
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47513
diff changeset
326 """True if the file have been fetched from p2 during the current merge
559aee84b889 dirstate-entry: add a `from_p2` property
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47513
diff changeset
327
47517
28632eb3ca3e dirstate-entry: restrict `from_p2` property to tracked file
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47516
diff changeset
328 This is only True is the file is currently tracked.
28632eb3ca3e dirstate-entry: restrict `from_p2` property to tracked file
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47516
diff changeset
329
47514
559aee84b889 dirstate-entry: add a `from_p2` property
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47513
diff changeset
330 Should only be set if a merge is in progress in the dirstate
559aee84b889 dirstate-entry: add a `from_p2` property
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47513
diff changeset
331 """
48150
38488d488ec1 dirstate-item: change the internal storage and constructor value
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 48125
diff changeset
332 return self._wc_tracked and (not self._p1_tracked) and self._p2_info
47514
559aee84b889 dirstate-entry: add a `from_p2` property
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47513
diff changeset
333
47515
c94d3ff46fd5 dirstate-entry: add a `removed` property
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47514
diff changeset
334 @property
c94d3ff46fd5 dirstate-entry: add a `removed` property
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47514
diff changeset
335 def removed(self):
c94d3ff46fd5 dirstate-entry: add a `removed` property
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47514
diff changeset
336 """True if the file has been removed"""
48150
38488d488ec1 dirstate-item: change the internal storage and constructor value
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 48125
diff changeset
337 return not self._wc_tracked and (self._p1_tracked or self._p2_info)
47515
c94d3ff46fd5 dirstate-entry: add a `removed` property
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47514
diff changeset
338
47509
80dc1d452993 dirstate-entry: introduce dedicated accessors for v1 serialization
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47508
diff changeset
339 def v1_state(self):
80dc1d452993 dirstate-entry: introduce dedicated accessors for v1 serialization
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47508
diff changeset
340 """return a "state" suitable for v1 serialization"""
48150
38488d488ec1 dirstate-item: change the internal storage and constructor value
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 48125
diff changeset
341 if not self.any_tracked:
47958
b81f52ca8075 dirstate-item: keep the full information in memory (for pure form)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47957
diff changeset
342 # the object has no state to record, this is -currently-
b81f52ca8075 dirstate-item: keep the full information in memory (for pure form)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47957
diff changeset
343 # unsupported
b81f52ca8075 dirstate-item: keep the full information in memory (for pure form)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47957
diff changeset
344 raise RuntimeError('untracked item')
47967
0d185f73c619 dirstate-item: implement v1_state with higher level block
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47966
diff changeset
345 elif self.removed:
47958
b81f52ca8075 dirstate-item: keep the full information in memory (for pure form)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47957
diff changeset
346 return b'r'
47967
0d185f73c619 dirstate-item: implement v1_state with higher level block
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47966
diff changeset
347 elif self.merged:
47958
b81f52ca8075 dirstate-item: keep the full information in memory (for pure form)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47957
diff changeset
348 return b'm'
47967
0d185f73c619 dirstate-item: implement v1_state with higher level block
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47966
diff changeset
349 elif self.added:
47958
b81f52ca8075 dirstate-item: keep the full information in memory (for pure form)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47957
diff changeset
350 return b'a'
47967
0d185f73c619 dirstate-item: implement v1_state with higher level block
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47966
diff changeset
351 else:
47958
b81f52ca8075 dirstate-item: keep the full information in memory (for pure form)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47957
diff changeset
352 return b'n'
47509
80dc1d452993 dirstate-entry: introduce dedicated accessors for v1 serialization
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47508
diff changeset
353
80dc1d452993 dirstate-entry: introduce dedicated accessors for v1 serialization
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47508
diff changeset
354 def v1_mode(self):
80dc1d452993 dirstate-entry: introduce dedicated accessors for v1 serialization
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47508
diff changeset
355 """return a "mode" suitable for v1 serialization"""
47958
b81f52ca8075 dirstate-item: keep the full information in memory (for pure form)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47957
diff changeset
356 return self._mode if self._mode is not None else 0
47509
80dc1d452993 dirstate-entry: introduce dedicated accessors for v1 serialization
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47508
diff changeset
357
80dc1d452993 dirstate-entry: introduce dedicated accessors for v1 serialization
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47508
diff changeset
358 def v1_size(self):
80dc1d452993 dirstate-entry: introduce dedicated accessors for v1 serialization
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47508
diff changeset
359 """return a "size" suitable for v1 serialization"""
48123
d73b42f905f8 dirstate-item: use `any_tracked` more
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 48122
diff changeset
360 if not self.any_tracked:
47958
b81f52ca8075 dirstate-item: keep the full information in memory (for pure form)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47957
diff changeset
361 # the object has no state to record, this is -currently-
b81f52ca8075 dirstate-item: keep the full information in memory (for pure form)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47957
diff changeset
362 # unsupported
b81f52ca8075 dirstate-item: keep the full information in memory (for pure form)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47957
diff changeset
363 raise RuntimeError('untracked item')
48150
38488d488ec1 dirstate-item: change the internal storage and constructor value
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 48125
diff changeset
364 elif self.removed and self._p1_tracked and self._p2_info:
47968
dbf2d03850a2 dirstate-item: implement `v1_size` with higher level block
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47967
diff changeset
365 return NONNORMAL
48161
6ac2b417d5d7 dirstate-item: directly use `p2_info` in `v1_size`
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 48155
diff changeset
366 elif self._p2_info:
47958
b81f52ca8075 dirstate-item: keep the full information in memory (for pure form)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47957
diff changeset
367 return FROM_P2
47968
dbf2d03850a2 dirstate-item: implement `v1_size` with higher level block
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47967
diff changeset
368 elif self.removed:
dbf2d03850a2 dirstate-item: implement `v1_size` with higher level block
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47967
diff changeset
369 return 0
dbf2d03850a2 dirstate-item: implement `v1_size` with higher level block
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47967
diff changeset
370 elif self.added:
47958
b81f52ca8075 dirstate-item: keep the full information in memory (for pure form)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47957
diff changeset
371 return NONNORMAL
48150
38488d488ec1 dirstate-item: change the internal storage and constructor value
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 48125
diff changeset
372 elif self._size is None:
38488d488ec1 dirstate-item: change the internal storage and constructor value
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 48125
diff changeset
373 return NONNORMAL
47968
dbf2d03850a2 dirstate-item: implement `v1_size` with higher level block
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47967
diff changeset
374 else:
47958
b81f52ca8075 dirstate-item: keep the full information in memory (for pure form)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47957
diff changeset
375 return self._size
47509
80dc1d452993 dirstate-entry: introduce dedicated accessors for v1 serialization
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47508
diff changeset
376
80dc1d452993 dirstate-entry: introduce dedicated accessors for v1 serialization
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47508
diff changeset
377 def v1_mtime(self):
80dc1d452993 dirstate-entry: introduce dedicated accessors for v1 serialization
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47508
diff changeset
378 """return a "mtime" suitable for v1 serialization"""
48123
d73b42f905f8 dirstate-item: use `any_tracked` more
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 48122
diff changeset
379 if not self.any_tracked:
47958
b81f52ca8075 dirstate-item: keep the full information in memory (for pure form)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47957
diff changeset
380 # the object has no state to record, this is -currently-
b81f52ca8075 dirstate-item: keep the full information in memory (for pure form)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47957
diff changeset
381 # unsupported
b81f52ca8075 dirstate-item: keep the full information in memory (for pure form)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47957
diff changeset
382 raise RuntimeError('untracked item')
47969
508394e38580 dirstate-item: implement `v1_mtime` with higher level block
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47968
diff changeset
383 elif self.removed:
47958
b81f52ca8075 dirstate-item: keep the full information in memory (for pure form)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47957
diff changeset
384 return 0
48150
38488d488ec1 dirstate-item: change the internal storage and constructor value
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 48125
diff changeset
385 elif self._mtime is None:
47958
b81f52ca8075 dirstate-item: keep the full information in memory (for pure form)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47957
diff changeset
386 return AMBIGUOUS_TIME
48150
38488d488ec1 dirstate-item: change the internal storage and constructor value
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 48125
diff changeset
387 elif self._p2_info:
47958
b81f52ca8075 dirstate-item: keep the full information in memory (for pure form)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47957
diff changeset
388 return AMBIGUOUS_TIME
48150
38488d488ec1 dirstate-item: change the internal storage and constructor value
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 48125
diff changeset
389 elif not self._p1_tracked:
47969
508394e38580 dirstate-item: implement `v1_mtime` with higher level block
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47968
diff changeset
390 return AMBIGUOUS_TIME
47958
b81f52ca8075 dirstate-item: keep the full information in memory (for pure form)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47957
diff changeset
391 else:
48150
38488d488ec1 dirstate-item: change the internal storage and constructor value
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 48125
diff changeset
392 return self._mtime
47509
80dc1d452993 dirstate-entry: introduce dedicated accessors for v1 serialization
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47508
diff changeset
393
47532
ccbabaee5c36 dirstate-entry: add a `need_delay` method
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47531
diff changeset
394 def need_delay(self, now):
ccbabaee5c36 dirstate-entry: add a `need_delay` method
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47531
diff changeset
395 """True if the stored mtime would be ambiguous with the current time"""
47957
05f2be3affe3 dirstate-item: have all the logic go through the v1_ accessors
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47956
diff changeset
396 return self.v1_state() == b'n' and self.v1_mtime() == now
47532
ccbabaee5c36 dirstate-entry: add a `need_delay` method
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47531
diff changeset
397
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 39245
diff changeset
398
29133
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
399 def gettype(q):
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
400 return int(q & 0xFFFF)
7945
94d7e14cfa42 pure/parsers: fix circular imports, import mercurial modules properly
Matt Mackall <mpm@selenic.com>
parents: 7873
diff changeset
401
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 39245
diff changeset
402
29133
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
403 class BaseIndexObject(object):
47279
9d1a8829f959 revlog: signal which revlog index are compatible with Rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47278
diff changeset
404 # Can I be passed to an algorithme implemented in Rust ?
9d1a8829f959 revlog: signal which revlog index are compatible with Rust
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47278
diff changeset
405 rust_ext_compat = 0
46674
e83327af26f1 pure-parsers: document index class constants
Rapha?l Gom?s <rgomes@octobus.net>
parents: 46479
diff changeset
406 # Format of an index entry according to Python's `struct` language
46860
1dc86c2a43ce revlog: directly use the Struct object for related operation
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 46858
diff changeset
407 index_format = revlog_constants.INDEX_ENTRY_V1
46674
e83327af26f1 pure-parsers: document index class constants
Rapha?l Gom?s <rgomes@octobus.net>
parents: 46479
diff changeset
408 # Size of a C unsigned long long int, platform independent
e83327af26f1 pure-parsers: document index class constants
Rapha?l Gom?s <rgomes@octobus.net>
parents: 46479
diff changeset
409 big_int_size = struct.calcsize(b'>Q')
e83327af26f1 pure-parsers: document index class constants
Rapha?l Gom?s <rgomes@octobus.net>
parents: 46479
diff changeset
410 # Size of a C long int, platform independent
e83327af26f1 pure-parsers: document index class constants
Rapha?l Gom?s <rgomes@octobus.net>
parents: 46479
diff changeset
411 int_size = struct.calcsize(b'>i')
e83327af26f1 pure-parsers: document index class constants
Rapha?l Gom?s <rgomes@octobus.net>
parents: 46479
diff changeset
412 # An empty index entry, used as a default value to be overridden, or nullrev
47260
130c9f7ed914 revlog: add a "data compression mode" entry in the index tuple
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47255
diff changeset
413 null_item = (
130c9f7ed914 revlog: add a "data compression mode" entry in the index tuple
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47255
diff changeset
414 0,
130c9f7ed914 revlog: add a "data compression mode" entry in the index tuple
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47255
diff changeset
415 0,
130c9f7ed914 revlog: add a "data compression mode" entry in the index tuple
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47255
diff changeset
416 0,
130c9f7ed914 revlog: add a "data compression mode" entry in the index tuple
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47255
diff changeset
417 -1,
130c9f7ed914 revlog: add a "data compression mode" entry in the index tuple
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47255
diff changeset
418 -1,
130c9f7ed914 revlog: add a "data compression mode" entry in the index tuple
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47255
diff changeset
419 -1,
130c9f7ed914 revlog: add a "data compression mode" entry in the index tuple
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47255
diff changeset
420 -1,
130c9f7ed914 revlog: add a "data compression mode" entry in the index tuple
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47255
diff changeset
421 sha1nodeconstants.nullid,
130c9f7ed914 revlog: add a "data compression mode" entry in the index tuple
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47255
diff changeset
422 0,
130c9f7ed914 revlog: add a "data compression mode" entry in the index tuple
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47255
diff changeset
423 0,
130c9f7ed914 revlog: add a "data compression mode" entry in the index tuple
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47255
diff changeset
424 revlog_constants.COMP_MODE_INLINE,
47267
2b69555e4875 revlog: introduce a compression mode for sidedata in the revlog index
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47262
diff changeset
425 revlog_constants.COMP_MODE_INLINE,
47260
130c9f7ed914 revlog: add a "data compression mode" entry in the index tuple
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47255
diff changeset
426 )
46479
095fa99ae5f5 revlog: prepare pure parser for being overloaded
Rapha?l Gom?s <rgomes@octobus.net>
parents: 45957
diff changeset
427
46974
3c9208702db3 revlog: replace revlog._io.size with a new revlog.index.entry_size
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 46860
diff changeset
428 @util.propertycache
3c9208702db3 revlog: replace revlog._io.size with a new revlog.index.entry_size
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 46860
diff changeset
429 def entry_size(self):
3c9208702db3 revlog: replace revlog._io.size with a new revlog.index.entry_size
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 46860
diff changeset
430 return self.index_format.size
3c9208702db3 revlog: replace revlog._io.size with a new revlog.index.entry_size
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 46860
diff changeset
431
43622
02802fa87b74 revlog: deprecate direct `nodemap` access
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43602
diff changeset
432 @property
02802fa87b74 revlog: deprecate direct `nodemap` access
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43602
diff changeset
433 def nodemap(self):
43663
c207c46a86b9 py3: pass a bytes value for "msg" to nouideprecwarn()
Denis Laxalde <denis.laxalde@logilab.fr>
parents: 43622
diff changeset
434 msg = b"index.nodemap is deprecated, use index.[has_node|rev|get_rev]"
43622
02802fa87b74 revlog: deprecate direct `nodemap` access
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43602
diff changeset
435 util.nouideprecwarn(msg, b'5.3', stacklevel=2)
02802fa87b74 revlog: deprecate direct `nodemap` access
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43602
diff changeset
436 return self._nodemap
02802fa87b74 revlog: deprecate direct `nodemap` access
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43602
diff changeset
437
43573
845e5b313783 revlog: move the nodemap into the index object (for pure)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43106
diff changeset
438 @util.propertycache
43622
02802fa87b74 revlog: deprecate direct `nodemap` access
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43602
diff changeset
439 def _nodemap(self):
47055
d55b71393907 node: replace nullid and friends with nodeconstants class
Joerg Sonnenberger <joerg@bec.de>
parents: 46974
diff changeset
440 nodemap = nodemaputil.NodeMap({sha1nodeconstants.nullid: nullrev})
43573
845e5b313783 revlog: move the nodemap into the index object (for pure)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43106
diff changeset
441 for r in range(0, len(self)):
845e5b313783 revlog: move the nodemap into the index object (for pure)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43106
diff changeset
442 n = self[r][7]
845e5b313783 revlog: move the nodemap into the index object (for pure)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43106
diff changeset
443 nodemap[n] = r
845e5b313783 revlog: move the nodemap into the index object (for pure)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43106
diff changeset
444 return nodemap
845e5b313783 revlog: move the nodemap into the index object (for pure)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43106
diff changeset
445
43582
0c659fc20207 index: add a `has_node` method (API)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43581
diff changeset
446 def has_node(self, node):
0c659fc20207 index: add a `has_node` method (API)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43581
diff changeset
447 """return True if the node exist in the index"""
43622
02802fa87b74 revlog: deprecate direct `nodemap` access
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43602
diff changeset
448 return node in self._nodemap
43582
0c659fc20207 index: add a `has_node` method (API)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43581
diff changeset
449
43600
bd87114ce341 index: add a `rev` method (API)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43582
diff changeset
450 def rev(self, node):
bd87114ce341 index: add a `rev` method (API)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43582
diff changeset
451 """return a revision for a node
bd87114ce341 index: add a `rev` method (API)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43582
diff changeset
452
bd87114ce341 index: add a `rev` method (API)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43582
diff changeset
453 If the node is unknown, raise a RevlogError"""
43622
02802fa87b74 revlog: deprecate direct `nodemap` access
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43602
diff changeset
454 return self._nodemap[node]
43600
bd87114ce341 index: add a `rev` method (API)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43582
diff changeset
455
43602
b56de57c45ce index: add a `get_rev` method (API)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43600
diff changeset
456 def get_rev(self, node):
b56de57c45ce index: add a `get_rev` method (API)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43600
diff changeset
457 """return a revision for a node
b56de57c45ce index: add a `get_rev` method (API)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43600
diff changeset
458
b56de57c45ce index: add a `get_rev` method (API)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43600
diff changeset
459 If the node is unknown, return None"""
43622
02802fa87b74 revlog: deprecate direct `nodemap` access
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43602
diff changeset
460 return self._nodemap.get(node)
43602
b56de57c45ce index: add a `get_rev` method (API)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43600
diff changeset
461
43581
642433629e20 revlog: deal with nodemap deletion within the index
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43579
diff changeset
462 def _stripnodes(self, start):
43622
02802fa87b74 revlog: deprecate direct `nodemap` access
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43602
diff changeset
463 if '_nodemap' in vars(self):
43581
642433629e20 revlog: deal with nodemap deletion within the index
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43579
diff changeset
464 for r in range(start, len(self)):
642433629e20 revlog: deal with nodemap deletion within the index
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43579
diff changeset
465 n = self[r][7]
43622
02802fa87b74 revlog: deprecate direct `nodemap` access
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43602
diff changeset
466 del self._nodemap[n]
43581
642433629e20 revlog: deal with nodemap deletion within the index
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43579
diff changeset
467
43573
845e5b313783 revlog: move the nodemap into the index object (for pure)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43106
diff changeset
468 def clearcaches(self):
43622
02802fa87b74 revlog: deprecate direct `nodemap` access
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43602
diff changeset
469 self.__dict__.pop('_nodemap', None)
43573
845e5b313783 revlog: move the nodemap into the index object (for pure)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43106
diff changeset
470
29133
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
471 def __len__(self):
38890
781b2720d2ac index: don't include nullid in len()
Martin von Zweigbergk <martinvonz@google.com>
parents: 38889
diff changeset
472 return self._lgt + len(self._extra)
29133
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
473
38889
6104b203bec8 index: replace insert(-1, e) method by append(e) method
Martin von Zweigbergk <martinvonz@google.com>
parents: 38887
diff changeset
474 def append(self, tup):
43622
02802fa87b74 revlog: deprecate direct `nodemap` access
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43602
diff changeset
475 if '_nodemap' in vars(self):
02802fa87b74 revlog: deprecate direct `nodemap` access
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43602
diff changeset
476 self._nodemap[tup[7]] = len(self)
47278
55d280bc59fa revlog: pass around the `rev` we deal with when packing/unpacking entry
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47273
diff changeset
477 data = self._pack_entry(len(self), tup)
45951
0ce15a8c7b8b revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents: 45647
diff changeset
478 self._extra.append(data)
7945
94d7e14cfa42 pure/parsers: fix circular imports, import mercurial modules properly
Matt Mackall <mpm@selenic.com>
parents: 7873
diff changeset
479
47278
55d280bc59fa revlog: pass around the `rev` we deal with when packing/unpacking entry
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47273
diff changeset
480 def _pack_entry(self, rev, entry):
47157
47ffc754989a revlog: always "append" full size tuple
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47156
diff changeset
481 assert entry[8] == 0
47ffc754989a revlog: always "append" full size tuple
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47156
diff changeset
482 assert entry[9] == 0
47ffc754989a revlog: always "append" full size tuple
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47156
diff changeset
483 return self.index_format.pack(*entry[:8])
47ffc754989a revlog: always "append" full size tuple
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47156
diff changeset
484
39245
5961517fd2a8 index: rename _fix_index() since it no longer fixes the index
Martin von Zweigbergk <martinvonz@google.com>
parents: 39244
diff changeset
485 def _check_index(self, i):
29133
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
486 if not isinstance(i, int):
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
487 raise TypeError(b"expecting int indexes")
39244
ec6d5a9d1631 index: don't include nullid in boundary check in pure code
Martin von Zweigbergk <martinvonz@google.com>
parents: 39084
diff changeset
488 if i < 0 or i >= len(self):
29133
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
489 raise IndexError
7945
94d7e14cfa42 pure/parsers: fix circular imports, import mercurial modules properly
Matt Mackall <mpm@selenic.com>
parents: 7873
diff changeset
490
29133
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
491 def __getitem__(self, i):
39084
a1f934573c0b parsers: adjust pure-python version to mimic a3dacabd476b
Augie Fackler <augie@google.com>
parents: 38890
diff changeset
492 if i == -1:
46479
095fa99ae5f5 revlog: prepare pure parser for being overloaded
Rapha?l Gom?s <rgomes@octobus.net>
parents: 45957
diff changeset
493 return self.null_item
39245
5961517fd2a8 index: rename _fix_index() since it no longer fixes the index
Martin von Zweigbergk <martinvonz@google.com>
parents: 39244
diff changeset
494 self._check_index(i)
29133
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
495 if i >= self._lgt:
45951
0ce15a8c7b8b revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents: 45647
diff changeset
496 data = self._extra[i - self._lgt]
0ce15a8c7b8b revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents: 45647
diff changeset
497 else:
0ce15a8c7b8b revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents: 45647
diff changeset
498 index = self._calculate_index(i)
46974
3c9208702db3 revlog: replace revlog._io.size with a new revlog.index.entry_size
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 46860
diff changeset
499 data = self._data[index : index + self.entry_size]
47278
55d280bc59fa revlog: pass around the `rev` we deal with when packing/unpacking entry
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47273
diff changeset
500 r = self._unpack_entry(i, data)
45951
0ce15a8c7b8b revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents: 45647
diff changeset
501 if self._lgt and i == 0:
47400
ac60a1366a49 revlog: move `offset_type` to `revlogutils`
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47281
diff changeset
502 offset = revlogutils.offset_type(0, gettype(r[0]))
ac60a1366a49 revlog: move `offset_type` to `revlogutils`
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47281
diff changeset
503 r = (offset,) + r[1:]
29133
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
504 return r
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
505
47278
55d280bc59fa revlog: pass around the `rev` we deal with when packing/unpacking entry
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47273
diff changeset
506 def _unpack_entry(self, rev, data):
47156
4292bed8da7c revlog: make the index always return the same tuple
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47095
diff changeset
507 r = self.index_format.unpack(data)
47267
2b69555e4875 revlog: introduce a compression mode for sidedata in the revlog index
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47262
diff changeset
508 r = r + (
2b69555e4875 revlog: introduce a compression mode for sidedata in the revlog index
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47262
diff changeset
509 0,
2b69555e4875 revlog: introduce a compression mode for sidedata in the revlog index
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47262
diff changeset
510 0,
2b69555e4875 revlog: introduce a compression mode for sidedata in the revlog index
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47262
diff changeset
511 revlog_constants.COMP_MODE_INLINE,
2b69555e4875 revlog: introduce a compression mode for sidedata in the revlog index
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47262
diff changeset
512 revlog_constants.COMP_MODE_INLINE,
2b69555e4875 revlog: introduce a compression mode for sidedata in the revlog index
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47262
diff changeset
513 )
47156
4292bed8da7c revlog: make the index always return the same tuple
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47095
diff changeset
514 return r
4292bed8da7c revlog: make the index always return the same tuple
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47095
diff changeset
515
47078
d57386e5c80e revlog: have an explicit "pack_header" method
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47075
diff changeset
516 def pack_header(self, header):
d57386e5c80e revlog: have an explicit "pack_header" method
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47075
diff changeset
517 """pack header information as binary"""
d57386e5c80e revlog: have an explicit "pack_header" method
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47075
diff changeset
518 v_fmt = revlog_constants.INDEX_HEADER
d57386e5c80e revlog: have an explicit "pack_header" method
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47075
diff changeset
519 return v_fmt.pack(header)
d57386e5c80e revlog: have an explicit "pack_header" method
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47075
diff changeset
520
d57386e5c80e revlog: have an explicit "pack_header" method
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47075
diff changeset
521 def entry_binary(self, rev):
47075
0d8ff1f4ab0c revlog: add a `entry_binary` method on index
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47055
diff changeset
522 """return the raw binary string representing a revision"""
0d8ff1f4ab0c revlog: add a `entry_binary` method on index
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47055
diff changeset
523 entry = self[rev]
47156
4292bed8da7c revlog: make the index always return the same tuple
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47095
diff changeset
524 p = revlog_constants.INDEX_ENTRY_V1.pack(*entry[:8])
47075
0d8ff1f4ab0c revlog: add a `entry_binary` method on index
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47055
diff changeset
525 if rev == 0:
47078
d57386e5c80e revlog: have an explicit "pack_header" method
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47075
diff changeset
526 p = p[revlog_constants.INDEX_HEADER.size :]
47075
0d8ff1f4ab0c revlog: add a `entry_binary` method on index
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47055
diff changeset
527 return p
0d8ff1f4ab0c revlog: add a `entry_binary` method on index
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47055
diff changeset
528
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 39245
diff changeset
529
29133
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
530 class IndexObject(BaseIndexObject):
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
531 def __init__(self, data):
47075
0d8ff1f4ab0c revlog: add a `entry_binary` method on index
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47055
diff changeset
532 assert len(data) % self.entry_size == 0, (
0d8ff1f4ab0c revlog: add a `entry_binary` method on index
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47055
diff changeset
533 len(data),
0d8ff1f4ab0c revlog: add a `entry_binary` method on index
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47055
diff changeset
534 self.entry_size,
0d8ff1f4ab0c revlog: add a `entry_binary` method on index
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47055
diff changeset
535 len(data) % self.entry_size,
0d8ff1f4ab0c revlog: add a `entry_binary` method on index
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47055
diff changeset
536 )
29133
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
537 self._data = data
46974
3c9208702db3 revlog: replace revlog._io.size with a new revlog.index.entry_size
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 46860
diff changeset
538 self._lgt = len(data) // self.entry_size
29133
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
539 self._extra = []
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
540
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
541 def _calculate_index(self, i):
46974
3c9208702db3 revlog: replace revlog._io.size with a new revlog.index.entry_size
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 46860
diff changeset
542 return i * self.entry_size
13253
61c9bc3da402 revlog: remove lazy index
Matt Mackall <mpm@selenic.com>
parents: 10263
diff changeset
543
29133
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
544 def __delitem__(self, i):
34338
531332502568 style: always use `x is not None` instead of `not x is None`
Alex Gaynor <agaynor@mozilla.com>
parents: 32411
diff changeset
545 if not isinstance(i, slice) or not i.stop == -1 or i.step is not None:
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
546 raise ValueError(b"deleting slices only supports a:-1 with step 1")
39245
5961517fd2a8 index: rename _fix_index() since it no longer fixes the index
Martin von Zweigbergk <martinvonz@google.com>
parents: 39244
diff changeset
547 i = i.start
5961517fd2a8 index: rename _fix_index() since it no longer fixes the index
Martin von Zweigbergk <martinvonz@google.com>
parents: 39244
diff changeset
548 self._check_index(i)
43581
642433629e20 revlog: deal with nodemap deletion within the index
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43579
diff changeset
549 self._stripnodes(i)
29133
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
550 if i < self._lgt:
46974
3c9208702db3 revlog: replace revlog._io.size with a new revlog.index.entry_size
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 46860
diff changeset
551 self._data = self._data[: i * self.entry_size]
29133
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
552 self._lgt = i
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
553 self._extra = []
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
554 else:
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 39245
diff changeset
555 self._extra = self._extra[: i - self._lgt]
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 39245
diff changeset
556
29133
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
557
44356
6f9e8e142cea nodemap: add a (python) index class for persistent nodemap testing
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44035
diff changeset
558 class PersistentNodeMapIndexObject(IndexObject):
6f9e8e142cea nodemap: add a (python) index class for persistent nodemap testing
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44035
diff changeset
559 """a Debug oriented class to test persistent nodemap
6f9e8e142cea nodemap: add a (python) index class for persistent nodemap testing
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44035
diff changeset
560
6f9e8e142cea nodemap: add a (python) index class for persistent nodemap testing
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44035
diff changeset
561 We need a simple python object to test API and higher level behavior. See
6f9e8e142cea nodemap: add a (python) index class for persistent nodemap testing
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44035
diff changeset
562 the Rust implementation for more serious usage. This should be used only
6f9e8e142cea nodemap: add a (python) index class for persistent nodemap testing
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44035
diff changeset
563 through the dedicated `devel.persistent-nodemap` config.
6f9e8e142cea nodemap: add a (python) index class for persistent nodemap testing
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44035
diff changeset
564 """
6f9e8e142cea nodemap: add a (python) index class for persistent nodemap testing
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44035
diff changeset
565
44357
7f4f7ef3133e nodemap: add a optional `nodemap_add_full` method on indexes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44356
diff changeset
566 def nodemap_data_all(self):
7f4f7ef3133e nodemap: add a optional `nodemap_add_full` method on indexes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44356
diff changeset
567 """Return bytes containing a full serialization of a nodemap
7f4f7ef3133e nodemap: add a optional `nodemap_add_full` method on indexes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44356
diff changeset
568
7f4f7ef3133e nodemap: add a optional `nodemap_add_full` method on indexes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44356
diff changeset
569 The nodemap should be valid for the full set of revisions in the
7f4f7ef3133e nodemap: add a optional `nodemap_add_full` method on indexes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44356
diff changeset
570 index."""
7f4f7ef3133e nodemap: add a optional `nodemap_add_full` method on indexes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44356
diff changeset
571 return nodemaputil.persistent_data(self)
7f4f7ef3133e nodemap: add a optional `nodemap_add_full` method on indexes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44356
diff changeset
572
44367
50ad851efd9b nodemap: introduce append-only incremental update of the persistent data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44363
diff changeset
573 def nodemap_data_incremental(self):
50ad851efd9b nodemap: introduce append-only incremental update of the persistent data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44363
diff changeset
574 """Return bytes containing a incremental update to persistent nodemap
50ad851efd9b nodemap: introduce append-only incremental update of the persistent data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44363
diff changeset
575
50ad851efd9b nodemap: introduce append-only incremental update of the persistent data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44363
diff changeset
576 This containst the data for an append-only update of the data provided
50ad851efd9b nodemap: introduce append-only incremental update of the persistent data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44363
diff changeset
577 in the last call to `update_nodemap_data`.
50ad851efd9b nodemap: introduce append-only incremental update of the persistent data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44363
diff changeset
578 """
50ad851efd9b nodemap: introduce append-only incremental update of the persistent data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44363
diff changeset
579 if self._nm_root is None:
50ad851efd9b nodemap: introduce append-only incremental update of the persistent data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44363
diff changeset
580 return None
44371
1d2b37def017 nodemap: double check the source docket when doing incremental update
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44370
diff changeset
581 docket = self._nm_docket
44370
8374b69aef75 nodemap: track the total and unused amount of data in the rawdata file
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44369
diff changeset
582 changed, data = nodemaputil.update_persistent_data(
44371
1d2b37def017 nodemap: double check the source docket when doing incremental update
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44370
diff changeset
583 self, self._nm_root, self._nm_max_idx, self._nm_docket.tip_rev
44367
50ad851efd9b nodemap: introduce append-only incremental update of the persistent data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44363
diff changeset
584 )
44371
1d2b37def017 nodemap: double check the source docket when doing incremental update
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44370
diff changeset
585
1d2b37def017 nodemap: double check the source docket when doing incremental update
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44370
diff changeset
586 self._nm_root = self._nm_max_idx = self._nm_docket = None
1d2b37def017 nodemap: double check the source docket when doing incremental update
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44370
diff changeset
587 return docket, changed, data
44367
50ad851efd9b nodemap: introduce append-only incremental update of the persistent data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44363
diff changeset
588
44369
e41a164db7a9 nodemap: track the maximum revision tracked in the nodemap
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44367
diff changeset
589 def update_nodemap_data(self, docket, nm_data):
e41a164db7a9 nodemap: track the maximum revision tracked in the nodemap
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44367
diff changeset
590 """provide full block of persisted binary data for a nodemap
44363
671f9479af0e nodemap: provide the on disk data to indexes who support it
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44357
diff changeset
591
671f9479af0e nodemap: provide the on disk data to indexes who support it
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44357
diff changeset
592 The data are expected to come from disk. See `nodemap_data_all` for a
671f9479af0e nodemap: provide the on disk data to indexes who support it
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44357
diff changeset
593 produceur of such data."""
671f9479af0e nodemap: provide the on disk data to indexes who support it
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44357
diff changeset
594 if nm_data is not None:
44367
50ad851efd9b nodemap: introduce append-only incremental update of the persistent data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44363
diff changeset
595 self._nm_root, self._nm_max_idx = nodemaputil.parse_data(nm_data)
50ad851efd9b nodemap: introduce append-only incremental update of the persistent data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44363
diff changeset
596 if self._nm_root:
44371
1d2b37def017 nodemap: double check the source docket when doing incremental update
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44370
diff changeset
597 self._nm_docket = docket
44367
50ad851efd9b nodemap: introduce append-only incremental update of the persistent data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44363
diff changeset
598 else:
44371
1d2b37def017 nodemap: double check the source docket when doing incremental update
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44370
diff changeset
599 self._nm_root = self._nm_max_idx = self._nm_docket = None
44363
671f9479af0e nodemap: provide the on disk data to indexes who support it
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44357
diff changeset
600
44356
6f9e8e142cea nodemap: add a (python) index class for persistent nodemap testing
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44035
diff changeset
601
29133
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
602 class InlinedIndexObject(BaseIndexObject):
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
603 def __init__(self, data, inline=0):
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
604 self._data = data
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
605 self._lgt = self._inline_scan(None)
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
606 self._inline_scan(self._lgt)
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
607 self._extra = []
7700
f410c552fa15 pure Python implementation of parsers.c
Martin Geisler <mg@daimi.au.dk>
parents:
diff changeset
608
29133
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
609 def _inline_scan(self, lgt):
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
610 off = 0
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
611 if lgt is not None:
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
612 self._offsets = [0] * lgt
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
613 count = 0
46974
3c9208702db3 revlog: replace revlog._io.size with a new revlog.index.entry_size
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 46860
diff changeset
614 while off <= len(self._data) - self.entry_size:
46479
095fa99ae5f5 revlog: prepare pure parser for being overloaded
Rapha?l Gom?s <rgomes@octobus.net>
parents: 45957
diff changeset
615 start = off + self.big_int_size
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 39245
diff changeset
616 (s,) = struct.unpack(
46479
095fa99ae5f5 revlog: prepare pure parser for being overloaded
Rapha?l Gom?s <rgomes@octobus.net>
parents: 45957
diff changeset
617 b'>i',
095fa99ae5f5 revlog: prepare pure parser for being overloaded
Rapha?l Gom?s <rgomes@octobus.net>
parents: 45957
diff changeset
618 self._data[start : start + self.int_size],
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 39245
diff changeset
619 )
29133
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
620 if lgt is not None:
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
621 self._offsets[count] = off
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
622 count += 1
46974
3c9208702db3 revlog: replace revlog._io.size with a new revlog.index.entry_size
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 46860
diff changeset
623 off += self.entry_size + s
29133
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
624 if off != len(self._data):
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
625 raise ValueError(b"corrupted data")
29133
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
626 return count
14421
639f26cab2f5 pure parsers: properly detect corrupt index files
Augie Fackler <durin42@gmail.com>
parents: 14064
diff changeset
627
29133
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
628 def __delitem__(self, i):
34338
531332502568 style: always use `x is not None` instead of `not x is None`
Alex Gaynor <agaynor@mozilla.com>
parents: 32411
diff changeset
629 if not isinstance(i, slice) or not i.stop == -1 or i.step is not None:
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
630 raise ValueError(b"deleting slices only supports a:-1 with step 1")
39245
5961517fd2a8 index: rename _fix_index() since it no longer fixes the index
Martin von Zweigbergk <martinvonz@google.com>
parents: 39244
diff changeset
631 i = i.start
5961517fd2a8 index: rename _fix_index() since it no longer fixes the index
Martin von Zweigbergk <martinvonz@google.com>
parents: 39244
diff changeset
632 self._check_index(i)
43581
642433629e20 revlog: deal with nodemap deletion within the index
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43579
diff changeset
633 self._stripnodes(i)
29133
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
634 if i < self._lgt:
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
635 self._offsets = self._offsets[:i]
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
636 self._lgt = i
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
637 self._extra = []
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
638 else:
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 39245
diff changeset
639 self._extra = self._extra[: i - self._lgt]
7700
f410c552fa15 pure Python implementation of parsers.c
Martin Geisler <mg@daimi.au.dk>
parents:
diff changeset
640
29133
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
641 def _calculate_index(self, i):
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
642 return self._offsets[i]
7700
f410c552fa15 pure Python implementation of parsers.c
Martin Geisler <mg@daimi.au.dk>
parents:
diff changeset
643
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 39245
diff changeset
644
46717
913485776542 revlog: introduce v2 format
Rapha?l Gom?s <rgomes@octobus.net>
parents: 46674
diff changeset
645 def parse_index2(data, inline, revlogv2=False):
29133
255274719dc1 pure: write a really lazy version of pure indexObject
Maciej Fijalkowski <fijall@gmail.com>
parents: 28861
diff changeset
646 if not inline:
46717
913485776542 revlog: introduce v2 format
Rapha?l Gom?s <rgomes@octobus.net>
parents: 46674
diff changeset
647 cls = IndexObject2 if revlogv2 else IndexObject
913485776542 revlog: introduce v2 format
Rapha?l Gom?s <rgomes@octobus.net>
parents: 46674
diff changeset
648 return cls(data), None
47273
468e451fc0de revlogv2: drop the code related to inlined revlogv2
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47270
diff changeset
649 cls = InlinedIndexObject
46717
913485776542 revlog: introduce v2 format
Rapha?l Gom?s <rgomes@octobus.net>
parents: 46674
diff changeset
650 return cls(data, inline), (0, data)
913485776542 revlog: introduce v2 format
Rapha?l Gom?s <rgomes@octobus.net>
parents: 46674
diff changeset
651
913485776542 revlog: introduce v2 format
Rapha?l Gom?s <rgomes@octobus.net>
parents: 46674
diff changeset
652
47281
25ce16bf724b changelogv2: use a dedicated on disk format for changelogv2
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47279
diff changeset
653 def parse_index_cl_v2(data):
25ce16bf724b changelogv2: use a dedicated on disk format for changelogv2
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47279
diff changeset
654 return IndexChangelogV2(data), None
25ce16bf724b changelogv2: use a dedicated on disk format for changelogv2
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47279
diff changeset
655
25ce16bf724b changelogv2: use a dedicated on disk format for changelogv2
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47279
diff changeset
656
47273
468e451fc0de revlogv2: drop the code related to inlined revlogv2
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47270
diff changeset
657 class IndexObject2(IndexObject):
46860
1dc86c2a43ce revlog: directly use the Struct object for related operation
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 46858
diff changeset
658 index_format = revlog_constants.INDEX_ENTRY_V2
46717
913485776542 revlog: introduce v2 format
Rapha?l Gom?s <rgomes@octobus.net>
parents: 46674
diff changeset
659
47095
223b47235d1c sidedata: enable sidedata computers to optionally rewrite flags
Rapha?l Gom?s <rgomes@octobus.net>
parents: 47078
diff changeset
660 def replace_sidedata_info(
47270
07641bafa646 revlog: compress sidedata when doing "post-pull" sidedata update
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47267
diff changeset
661 self,
07641bafa646 revlog: compress sidedata when doing "post-pull" sidedata update
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47267
diff changeset
662 rev,
07641bafa646 revlog: compress sidedata when doing "post-pull" sidedata update
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47267
diff changeset
663 sidedata_offset,
07641bafa646 revlog: compress sidedata when doing "post-pull" sidedata update
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47267
diff changeset
664 sidedata_length,
07641bafa646 revlog: compress sidedata when doing "post-pull" sidedata update
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47267
diff changeset
665 offset_flags,
07641bafa646 revlog: compress sidedata when doing "post-pull" sidedata update
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47267
diff changeset
666 compression_mode,
47095
223b47235d1c sidedata: enable sidedata computers to optionally rewrite flags
Rapha?l Gom?s <rgomes@octobus.net>
parents: 47078
diff changeset
667 ):
46730
502e795b55ac revlog-index: add `replace_sidedata_info` method
Rapha?l Gom?s <rgomes@octobus.net>
parents: 46717
diff changeset
668 """
502e795b55ac revlog-index: add `replace_sidedata_info` method
Rapha?l Gom?s <rgomes@octobus.net>
parents: 46717
diff changeset
669 Replace an existing index entry's sidedata offset and length with new
502e795b55ac revlog-index: add `replace_sidedata_info` method
Rapha?l Gom?s <rgomes@octobus.net>
parents: 46717
diff changeset
670 ones.
502e795b55ac revlog-index: add `replace_sidedata_info` method
Rapha?l Gom?s <rgomes@octobus.net>
parents: 46717
diff changeset
671 This cannot be used outside of the context of sidedata rewriting,
47254
3b04cf976c67 revlog: use `rev` instead of `i` in replace_sidedata_info
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47246
diff changeset
672 inside the transaction that creates the revision `rev`.
46730
502e795b55ac revlog-index: add `replace_sidedata_info` method
Rapha?l Gom?s <rgomes@octobus.net>
parents: 46717
diff changeset
673 """
47254
3b04cf976c67 revlog: use `rev` instead of `i` in replace_sidedata_info
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47246
diff changeset
674 if rev < 0:
46730
502e795b55ac revlog-index: add `replace_sidedata_info` method
Rapha?l Gom?s <rgomes@octobus.net>
parents: 46717
diff changeset
675 raise KeyError
47254
3b04cf976c67 revlog: use `rev` instead of `i` in replace_sidedata_info
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47246
diff changeset
676 self._check_index(rev)
47255
78230d036e5d revlog: simplify the replace_sidedata_info code
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47254
diff changeset
677 if rev < self._lgt:
46730
502e795b55ac revlog-index: add `replace_sidedata_info` method
Rapha?l Gom?s <rgomes@octobus.net>
parents: 46717
diff changeset
678 msg = b"cannot rewrite entries outside of this transaction"
502e795b55ac revlog-index: add `replace_sidedata_info` method
Rapha?l Gom?s <rgomes@octobus.net>
parents: 46717
diff changeset
679 raise KeyError(msg)
47255
78230d036e5d revlog: simplify the replace_sidedata_info code
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47254
diff changeset
680 else:
78230d036e5d revlog: simplify the replace_sidedata_info code
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47254
diff changeset
681 entry = list(self[rev])
78230d036e5d revlog: simplify the replace_sidedata_info code
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47254
diff changeset
682 entry[0] = offset_flags
78230d036e5d revlog: simplify the replace_sidedata_info code
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47254
diff changeset
683 entry[8] = sidedata_offset
78230d036e5d revlog: simplify the replace_sidedata_info code
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47254
diff changeset
684 entry[9] = sidedata_length
47270
07641bafa646 revlog: compress sidedata when doing "post-pull" sidedata update
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47267
diff changeset
685 entry[11] = compression_mode
47255
78230d036e5d revlog: simplify the replace_sidedata_info code
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47254
diff changeset
686 entry = tuple(entry)
47278
55d280bc59fa revlog: pass around the `rev` we deal with when packing/unpacking entry
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47273
diff changeset
687 new = self._pack_entry(rev, entry)
47255
78230d036e5d revlog: simplify the replace_sidedata_info code
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47254
diff changeset
688 self._extra[rev - self._lgt] = new
46730
502e795b55ac revlog-index: add `replace_sidedata_info` method
Rapha?l Gom?s <rgomes@octobus.net>
parents: 46717
diff changeset
689
47278
55d280bc59fa revlog: pass around the `rev` we deal with when packing/unpacking entry
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47273
diff changeset
690 def _unpack_entry(self, rev, data):
47267
2b69555e4875 revlog: introduce a compression mode for sidedata in the revlog index
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47262
diff changeset
691 data = self.index_format.unpack(data)
2b69555e4875 revlog: introduce a compression mode for sidedata in the revlog index
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47262
diff changeset
692 entry = data[:10]
2b69555e4875 revlog: introduce a compression mode for sidedata in the revlog index
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47262
diff changeset
693 data_comp = data[10] & 3
2b69555e4875 revlog: introduce a compression mode for sidedata in the revlog index
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47262
diff changeset
694 sidedata_comp = (data[10] & (3 << 2)) >> 2
2b69555e4875 revlog: introduce a compression mode for sidedata in the revlog index
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47262
diff changeset
695 return entry + (data_comp, sidedata_comp)
47156
4292bed8da7c revlog: make the index always return the same tuple
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47095
diff changeset
696
47278
55d280bc59fa revlog: pass around the `rev` we deal with when packing/unpacking entry
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47273
diff changeset
697 def _pack_entry(self, rev, entry):
47267
2b69555e4875 revlog: introduce a compression mode for sidedata in the revlog index
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47262
diff changeset
698 data = entry[:10]
2b69555e4875 revlog: introduce a compression mode for sidedata in the revlog index
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47262
diff changeset
699 data_comp = entry[10] & 3
2b69555e4875 revlog: introduce a compression mode for sidedata in the revlog index
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47262
diff changeset
700 sidedata_comp = (entry[11] & 3) << 2
2b69555e4875 revlog: introduce a compression mode for sidedata in the revlog index
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47262
diff changeset
701 data += (data_comp | sidedata_comp,)
2b69555e4875 revlog: introduce a compression mode for sidedata in the revlog index
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47262
diff changeset
702
2b69555e4875 revlog: introduce a compression mode for sidedata in the revlog index
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47262
diff changeset
703 return self.index_format.pack(*data)
47157
47ffc754989a revlog: always "append" full size tuple
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47156
diff changeset
704
47078
d57386e5c80e revlog: have an explicit "pack_header" method
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47075
diff changeset
705 def entry_binary(self, rev):
47075
0d8ff1f4ab0c revlog: add a `entry_binary` method on index
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47055
diff changeset
706 """return the raw binary string representing a revision"""
0d8ff1f4ab0c revlog: add a `entry_binary` method on index
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47055
diff changeset
707 entry = self[rev]
47278
55d280bc59fa revlog: pass around the `rev` we deal with when packing/unpacking entry
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47273
diff changeset
708 return self._pack_entry(rev, entry)
47075
0d8ff1f4ab0c revlog: add a `entry_binary` method on index
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47055
diff changeset
709
47246
6b1eae313b2f revlogv2: store version information in the docket only
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47157
diff changeset
710 def pack_header(self, header):
6b1eae313b2f revlogv2: store version information in the docket only
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47157
diff changeset
711 """pack header information as binary"""
6b1eae313b2f revlogv2: store version information in the docket only
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47157
diff changeset
712 msg = 'version header should go in the docket, not the index: %d'
6b1eae313b2f revlogv2: store version information in the docket only
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47157
diff changeset
713 msg %= header
6b1eae313b2f revlogv2: store version information in the docket only
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47157
diff changeset
714 raise error.ProgrammingError(msg)
6b1eae313b2f revlogv2: store version information in the docket only
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47157
diff changeset
715
46717
913485776542 revlog: introduce v2 format
Rapha?l Gom?s <rgomes@octobus.net>
parents: 46674
diff changeset
716
47281
25ce16bf724b changelogv2: use a dedicated on disk format for changelogv2
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47279
diff changeset
717 class IndexChangelogV2(IndexObject2):
25ce16bf724b changelogv2: use a dedicated on disk format for changelogv2
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47279
diff changeset
718 index_format = revlog_constants.INDEX_ENTRY_CL_V2
25ce16bf724b changelogv2: use a dedicated on disk format for changelogv2
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47279
diff changeset
719
25ce16bf724b changelogv2: use a dedicated on disk format for changelogv2
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47279
diff changeset
720 def _unpack_entry(self, rev, data, r=True):
25ce16bf724b changelogv2: use a dedicated on disk format for changelogv2
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47279
diff changeset
721 items = self.index_format.unpack(data)
25ce16bf724b changelogv2: use a dedicated on disk format for changelogv2
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47279
diff changeset
722 entry = items[:3] + (rev, rev) + items[3:8]
25ce16bf724b changelogv2: use a dedicated on disk format for changelogv2
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47279
diff changeset
723 data_comp = items[8] & 3
25ce16bf724b changelogv2: use a dedicated on disk format for changelogv2
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47279
diff changeset
724 sidedata_comp = (items[8] >> 2) & 3
25ce16bf724b changelogv2: use a dedicated on disk format for changelogv2
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47279
diff changeset
725 return entry + (data_comp, sidedata_comp)
25ce16bf724b changelogv2: use a dedicated on disk format for changelogv2
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47279
diff changeset
726
25ce16bf724b changelogv2: use a dedicated on disk format for changelogv2
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47279
diff changeset
727 def _pack_entry(self, rev, entry):
25ce16bf724b changelogv2: use a dedicated on disk format for changelogv2
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47279
diff changeset
728 assert entry[3] == rev, entry[3]
25ce16bf724b changelogv2: use a dedicated on disk format for changelogv2
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47279
diff changeset
729 assert entry[4] == rev, entry[4]
25ce16bf724b changelogv2: use a dedicated on disk format for changelogv2
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47279
diff changeset
730 data = entry[:3] + entry[5:10]
25ce16bf724b changelogv2: use a dedicated on disk format for changelogv2
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47279
diff changeset
731 data_comp = entry[10] & 3
25ce16bf724b changelogv2: use a dedicated on disk format for changelogv2
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47279
diff changeset
732 sidedata_comp = (entry[11] & 3) << 2
25ce16bf724b changelogv2: use a dedicated on disk format for changelogv2
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47279
diff changeset
733 data += (data_comp | sidedata_comp,)
25ce16bf724b changelogv2: use a dedicated on disk format for changelogv2
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47279
diff changeset
734 return self.index_format.pack(*data)
25ce16bf724b changelogv2: use a dedicated on disk format for changelogv2
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47279
diff changeset
735
25ce16bf724b changelogv2: use a dedicated on disk format for changelogv2
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47279
diff changeset
736
44356
6f9e8e142cea nodemap: add a (python) index class for persistent nodemap testing
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44035
diff changeset
737 def parse_index_devel_nodemap(data, inline):
45957
89a2afe31e82 formating: upgrade to black 20.8b1
Augie Fackler <raf@durin42.com>
parents: 45951
diff changeset
738 """like parse_index2, but alway return a PersistentNodeMapIndexObject"""
44356
6f9e8e142cea nodemap: add a (python) index class for persistent nodemap testing
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44035
diff changeset
739 return PersistentNodeMapIndexObject(data), None
6f9e8e142cea nodemap: add a (python) index class for persistent nodemap testing
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44035
diff changeset
740
6f9e8e142cea nodemap: add a (python) index class for persistent nodemap testing
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44035
diff changeset
741
7700
f410c552fa15 pure Python implementation of parsers.c
Martin Geisler <mg@daimi.au.dk>
parents:
diff changeset
742 def parse_dirstate(dmap, copymap, st):
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 39245
diff changeset
743 parents = [st[:20], st[20:40]]
17425
e95ec38f86b0 fix wording and not-completely-trivial spelling errors and bad docstrings
Mads Kiilerich <mads@kiilerich.com>
parents: 14995
diff changeset
744 # dereference fields so they will be local in loop
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
745 format = b">cllll"
7945
94d7e14cfa42 pure/parsers: fix circular imports, import mercurial modules properly
Matt Mackall <mpm@selenic.com>
parents: 7873
diff changeset
746 e_size = struct.calcsize(format)
7700
f410c552fa15 pure Python implementation of parsers.c
Martin Geisler <mg@daimi.au.dk>
parents:
diff changeset
747 pos1 = 40
f410c552fa15 pure Python implementation of parsers.c
Martin Geisler <mg@daimi.au.dk>
parents:
diff changeset
748 l = len(st)
f410c552fa15 pure Python implementation of parsers.c
Martin Geisler <mg@daimi.au.dk>
parents:
diff changeset
749
f410c552fa15 pure Python implementation of parsers.c
Martin Geisler <mg@daimi.au.dk>
parents:
diff changeset
750 # the inner loop
f410c552fa15 pure Python implementation of parsers.c
Martin Geisler <mg@daimi.au.dk>
parents:
diff changeset
751 while pos1 < l:
f410c552fa15 pure Python implementation of parsers.c
Martin Geisler <mg@daimi.au.dk>
parents:
diff changeset
752 pos2 = pos1 + e_size
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
753 e = _unpack(b">cllll", st[pos1:pos2]) # a literal here is faster
7700
f410c552fa15 pure Python implementation of parsers.c
Martin Geisler <mg@daimi.au.dk>
parents:
diff changeset
754 pos1 = pos2 + e[4]
f410c552fa15 pure Python implementation of parsers.c
Martin Geisler <mg@daimi.au.dk>
parents:
diff changeset
755 f = st[pos2:pos1]
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
756 if b'\0' in f:
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
757 f, c = f.split(b'\0')
7700
f410c552fa15 pure Python implementation of parsers.c
Martin Geisler <mg@daimi.au.dk>
parents:
diff changeset
758 copymap[f] = c
47665
a4443f66be6a dirstate-item: add a `from_v1_data` constructor
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47664
diff changeset
759 dmap[f] = DirstateItem.from_v1_data(*e[:4])
7700
f410c552fa15 pure Python implementation of parsers.c
Martin Geisler <mg@daimi.au.dk>
parents:
diff changeset
760 return parents
18567
194e63c1ccb9 dirstate: move pure python dirstate packing to pure/parsers.py
Siddharth Agarwal <sid0@fb.com>
parents: 17425
diff changeset
761
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 39245
diff changeset
762
18567
194e63c1ccb9 dirstate: move pure python dirstate packing to pure/parsers.py
Siddharth Agarwal <sid0@fb.com>
parents: 17425
diff changeset
763 def pack_dirstate(dmap, copymap, pl, now):
194e63c1ccb9 dirstate: move pure python dirstate packing to pure/parsers.py
Siddharth Agarwal <sid0@fb.com>
parents: 17425
diff changeset
764 now = int(now)
28861
86db5cb55d46 pycompat: switch to util.stringio for py3 compat
timeless <timeless@mozdev.org>
parents: 27339
diff changeset
765 cs = stringio()
18567
194e63c1ccb9 dirstate: move pure python dirstate packing to pure/parsers.py
Siddharth Agarwal <sid0@fb.com>
parents: 17425
diff changeset
766 write = cs.write
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
767 write(b"".join(pl))
43106
d783f945a701 py3: finish porting iteritems() to pycompat and remove source transformer
Gregory Szorc <gregory.szorc@gmail.com>
parents: 43077
diff changeset
768 for f, e in pycompat.iteritems(dmap):
47540
1a6302427eb9 dirstate-item: use need_delay when packing dirstate
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47539
diff changeset
769 if e.need_delay(now):
18567
194e63c1ccb9 dirstate: move pure python dirstate packing to pure/parsers.py
Siddharth Agarwal <sid0@fb.com>
parents: 17425
diff changeset
770 # The file was last modified "simultaneously" with the current
194e63c1ccb9 dirstate: move pure python dirstate packing to pure/parsers.py
Siddharth Agarwal <sid0@fb.com>
parents: 17425
diff changeset
771 # write to dirstate (i.e. within the same second for file-
194e63c1ccb9 dirstate: move pure python dirstate packing to pure/parsers.py
Siddharth Agarwal <sid0@fb.com>
parents: 17425
diff changeset
772 # systems with a granularity of 1 sec). This commonly happens
194e63c1ccb9 dirstate: move pure python dirstate packing to pure/parsers.py
Siddharth Agarwal <sid0@fb.com>
parents: 17425
diff changeset
773 # for at least a couple of files on 'update'.
194e63c1ccb9 dirstate: move pure python dirstate packing to pure/parsers.py
Siddharth Agarwal <sid0@fb.com>
parents: 17425
diff changeset
774 # The user could change the file without changing its size
19652
187bf2dde7c1 pack_dirstate: only invalidate mtime for files written in the last second
Siddharth Agarwal <sid0@fb.com>
parents: 18567
diff changeset
775 # within the same second. Invalidate the file's mtime in
18567
194e63c1ccb9 dirstate: move pure python dirstate packing to pure/parsers.py
Siddharth Agarwal <sid0@fb.com>
parents: 17425
diff changeset
776 # dirstate, forcing future 'status' calls to compare the
19652
187bf2dde7c1 pack_dirstate: only invalidate mtime for files written in the last second
Siddharth Agarwal <sid0@fb.com>
parents: 18567
diff changeset
777 # contents of the file if the size is the same. This prevents
187bf2dde7c1 pack_dirstate: only invalidate mtime for files written in the last second
Siddharth Agarwal <sid0@fb.com>
parents: 18567
diff changeset
778 # mistakenly treating such files as clean.
47667
d06ced90c80f dirstate-item: use `set_possibly_dirty` in `pure.pack_dirstate`
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47666
diff changeset
779 e.set_possibly_dirty()
18567
194e63c1ccb9 dirstate: move pure python dirstate packing to pure/parsers.py
Siddharth Agarwal <sid0@fb.com>
parents: 17425
diff changeset
780
194e63c1ccb9 dirstate: move pure python dirstate packing to pure/parsers.py
Siddharth Agarwal <sid0@fb.com>
parents: 17425
diff changeset
781 if f in copymap:
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
782 f = b"%s\0%s" % (f, copymap[f])
47509
80dc1d452993 dirstate-entry: introduce dedicated accessors for v1 serialization
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47508
diff changeset
783 e = _pack(
80dc1d452993 dirstate-entry: introduce dedicated accessors for v1 serialization
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47508
diff changeset
784 b">cllll",
80dc1d452993 dirstate-entry: introduce dedicated accessors for v1 serialization
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47508
diff changeset
785 e.v1_state(),
80dc1d452993 dirstate-entry: introduce dedicated accessors for v1 serialization
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47508
diff changeset
786 e.v1_mode(),
80dc1d452993 dirstate-entry: introduce dedicated accessors for v1 serialization
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47508
diff changeset
787 e.v1_size(),
80dc1d452993 dirstate-entry: introduce dedicated accessors for v1 serialization
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47508
diff changeset
788 e.v1_mtime(),
80dc1d452993 dirstate-entry: introduce dedicated accessors for v1 serialization
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47508
diff changeset
789 len(f),
80dc1d452993 dirstate-entry: introduce dedicated accessors for v1 serialization
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 47508
diff changeset
790 )
18567
194e63c1ccb9 dirstate: move pure python dirstate packing to pure/parsers.py
Siddharth Agarwal <sid0@fb.com>
parents: 17425
diff changeset
791 write(e)
194e63c1ccb9 dirstate: move pure python dirstate packing to pure/parsers.py
Siddharth Agarwal <sid0@fb.com>
parents: 17425
diff changeset
792 write(f)
194e63c1ccb9 dirstate: move pure python dirstate packing to pure/parsers.py
Siddharth Agarwal <sid0@fb.com>
parents: 17425
diff changeset
793 return cs.getvalue()