Mercurial > hg > mercurial-crew-with-dirclash
annotate mercurial/cmdutil.py @ 3513:da9506fe2710
Remove some old documentation that belongs on the wiki
author | Matt Mackall <mpm@selenic.com> |
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date | Wed, 25 Oct 2006 16:25:44 -0500 |
parents | eeaf9bcdfa25 |
children | a33a9af1ec03 |
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2957 | 1 # cmdutil.py - help for command processing in mercurial |
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2 # |
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3 # Copyright 2005, 2006 Matt Mackall <mpm@selenic.com> |
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4 # |
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5 # This software may be used and distributed according to the terms |
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6 # of the GNU General Public License, incorporated herein by reference. |
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7 |
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8 from demandload import demandload |
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9 from node import * |
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10 from i18n import gettext as _ |
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11 demandload(globals(), 'mdiff util') |
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12 demandload(globals(), 'os sys') |
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13 |
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14 revrangesep = ':' |
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15 |
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16 def revfix(repo, val, defval): |
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17 '''turn user-level id of changeset into rev number. |
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18 user-level id can be tag, changeset, rev number, or negative rev |
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19 number relative to number of revs (-1 is tip, etc).''' |
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20 if not val: |
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21 return defval |
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22 try: |
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23 num = int(val) |
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24 if str(num) != val: |
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25 raise ValueError |
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26 if num < 0: |
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27 num += repo.changelog.count() |
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28 if num < 0: |
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29 num = 0 |
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30 elif num >= repo.changelog.count(): |
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31 raise ValueError |
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32 except ValueError: |
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33 try: |
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34 num = repo.changelog.rev(repo.lookup(val)) |
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35 except KeyError: |
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36 raise util.Abort(_('invalid revision identifier %s') % val) |
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37 return num |
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38 |
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39 def revpair(ui, repo, revs): |
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40 '''return pair of nodes, given list of revisions. second item can |
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41 be None, meaning use working dir.''' |
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42 if not revs: |
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43 return repo.dirstate.parents()[0], None |
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44 end = None |
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45 if len(revs) == 1: |
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46 start = revs[0] |
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47 if revrangesep in start: |
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48 start, end = start.split(revrangesep, 1) |
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49 start = revfix(repo, start, 0) |
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50 end = revfix(repo, end, repo.changelog.count() - 1) |
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51 else: |
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52 start = revfix(repo, start, None) |
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53 elif len(revs) == 2: |
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54 if revrangesep in revs[0] or revrangesep in revs[1]: |
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55 raise util.Abort(_('too many revisions specified')) |
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56 start = revfix(repo, revs[0], None) |
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57 end = revfix(repo, revs[1], None) |
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58 else: |
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59 raise util.Abort(_('too many revisions specified')) |
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60 if end is not None: end = repo.lookup(str(end)) |
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61 return repo.lookup(str(start)), end |
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62 |
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63 def revrange(ui, repo, revs): |
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64 """Yield revision as strings from a list of revision specifications.""" |
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65 seen = {} |
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66 for spec in revs: |
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67 if revrangesep in spec: |
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68 start, end = spec.split(revrangesep, 1) |
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69 start = revfix(repo, start, 0) |
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70 end = revfix(repo, end, repo.changelog.count() - 1) |
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71 step = start > end and -1 or 1 |
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72 for rev in xrange(start, end+step, step): |
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73 if rev in seen: |
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74 continue |
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75 seen[rev] = 1 |
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76 yield str(rev) |
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77 else: |
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78 rev = revfix(repo, spec, None) |
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79 if rev in seen: |
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80 continue |
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81 seen[rev] = 1 |
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82 yield str(rev) |
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83 |
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84 def make_filename(repo, pat, node, |
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85 total=None, seqno=None, revwidth=None, pathname=None): |
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86 node_expander = { |
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87 'H': lambda: hex(node), |
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88 'R': lambda: str(repo.changelog.rev(node)), |
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89 'h': lambda: short(node), |
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90 } |
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91 expander = { |
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92 '%': lambda: '%', |
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93 'b': lambda: os.path.basename(repo.root), |
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94 } |
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95 |
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96 try: |
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97 if node: |
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98 expander.update(node_expander) |
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99 if node and revwidth is not None: |
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100 expander['r'] = (lambda: |
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101 str(repo.changelog.rev(node)).zfill(revwidth)) |
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102 if total is not None: |
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103 expander['N'] = lambda: str(total) |
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104 if seqno is not None: |
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105 expander['n'] = lambda: str(seqno) |
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106 if total is not None and seqno is not None: |
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107 expander['n'] = lambda:str(seqno).zfill(len(str(total))) |
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108 if pathname is not None: |
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109 expander['s'] = lambda: os.path.basename(pathname) |
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110 expander['d'] = lambda: os.path.dirname(pathname) or '.' |
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111 expander['p'] = lambda: pathname |
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112 |
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113 newname = [] |
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114 patlen = len(pat) |
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115 i = 0 |
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116 while i < patlen: |
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117 c = pat[i] |
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118 if c == '%': |
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119 i += 1 |
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120 c = pat[i] |
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121 c = expander[c]() |
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122 newname.append(c) |
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123 i += 1 |
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124 return ''.join(newname) |
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125 except KeyError, inst: |
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126 raise util.Abort(_("invalid format spec '%%%s' in output file name") % |
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127 inst.args[0]) |
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128 |
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129 def make_file(repo, pat, node=None, |
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130 total=None, seqno=None, revwidth=None, mode='wb', pathname=None): |
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131 if not pat or pat == '-': |
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132 return 'w' in mode and sys.stdout or sys.stdin |
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133 if hasattr(pat, 'write') and 'w' in mode: |
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134 return pat |
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135 if hasattr(pat, 'read') and 'r' in mode: |
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136 return pat |
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137 return open(make_filename(repo, pat, node, total, seqno, revwidth, |
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138 pathname), |
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139 mode) |
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140 |
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141 def matchpats(repo, pats=[], opts={}, head=''): |
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142 cwd = repo.getcwd() |
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143 if not pats and cwd: |
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144 opts['include'] = [os.path.join(cwd, i) |
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145 for i in opts.get('include', [])] |
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146 opts['exclude'] = [os.path.join(cwd, x) |
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147 for x in opts.get('exclude', [])] |
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148 cwd = '' |
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149 return util.cmdmatcher(repo.root, cwd, pats or ['.'], opts.get('include'), |
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150 opts.get('exclude'), head) |
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151 |
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152 def makewalk(repo, pats=[], opts={}, node=None, head='', badmatch=None): |
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153 files, matchfn, anypats = matchpats(repo, pats, opts, head) |
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154 exact = dict(zip(files, files)) |
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155 def walk(): |
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156 for src, fn in repo.walk(node=node, files=files, match=matchfn, |
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157 badmatch=badmatch): |
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158 yield src, fn, util.pathto(repo.getcwd(), fn), fn in exact |
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159 return files, matchfn, walk() |
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160 |
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161 def walk(repo, pats=[], opts={}, node=None, head='', badmatch=None): |
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162 files, matchfn, results = makewalk(repo, pats, opts, node, head, badmatch) |
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163 for r in results: |
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164 yield r |
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165 |
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166 def findrenames(repo, added=None, removed=None, threshold=0.5): |
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167 if added is None or removed is None: |
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168 added, removed = repo.status()[1:3] |
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169 changes = repo.changelog.read(repo.dirstate.parents()[0]) |
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170 mf = repo.manifest.read(changes[0]) |
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171 for a in added: |
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172 aa = repo.wread(a) |
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173 bestscore, bestname = None, None |
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174 for r in removed: |
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175 rr = repo.file(r).read(mf[r]) |
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176 delta = mdiff.textdiff(aa, rr) |
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177 if len(delta) < len(aa): |
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178 myscore = 1.0 - (float(len(delta)) / len(aa)) |
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179 if bestscore is None or myscore > bestscore: |
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180 bestscore, bestname = myscore, r |
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181 if bestname and bestscore >= threshold: |
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182 yield bestname, a, bestscore |
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183 |
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184 def addremove(repo, pats=[], opts={}, wlock=None, dry_run=None, |
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185 similarity=None): |
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186 if dry_run is None: |
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187 dry_run = opts.get('dry_run') |
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188 if similarity is None: |
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189 similarity = float(opts.get('similarity') or 0) |
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190 add, remove = [], [] |
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191 mapping = {} |
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192 for src, abs, rel, exact in walk(repo, pats, opts): |
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193 if src == 'f' and repo.dirstate.state(abs) == '?': |
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194 add.append(abs) |
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195 mapping[abs] = rel, exact |
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196 if repo.ui.verbose or not exact: |
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197 repo.ui.status(_('adding %s\n') % ((pats and rel) or abs)) |
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198 if repo.dirstate.state(abs) != 'r' and not os.path.exists(rel): |
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199 remove.append(abs) |
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200 mapping[abs] = rel, exact |
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201 if repo.ui.verbose or not exact: |
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202 repo.ui.status(_('removing %s\n') % ((pats and rel) or abs)) |
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203 if not dry_run: |
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204 repo.add(add, wlock=wlock) |
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205 repo.remove(remove, wlock=wlock) |
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206 if similarity > 0: |
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207 for old, new, score in findrenames(repo, add, remove, similarity): |
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208 oldrel, oldexact = mapping[old] |
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209 newrel, newexact = mapping[new] |
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210 if repo.ui.verbose or not oldexact or not newexact: |
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211 repo.ui.status(_('recording removal of %s as rename to %s ' |
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212 '(%d%% similar)\n') % |
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213 (oldrel, newrel, score * 100)) |
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214 if not dry_run: |
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215 repo.copy(old, new, wlock=wlock) |