Mercurial > hg
annotate contrib/check-code.py @ 21769:4a54d9f1b6b6
convert: define norepo in command decorator
author | Gregory Szorc <gregory.szorc@gmail.com> |
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date | Sun, 04 May 2014 22:02:25 -0700 |
parents | c26464ce0781 |
children | fb16f6da5b3b |
rev | line source |
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10281 | 1 #!/usr/bin/env python |
2 # | |
3 # check-code - a style and portability checker for Mercurial | |
4 # | |
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5 # Copyright 2010 Matt Mackall <mpm@selenic.com> |
10281 | 6 # |
7 # This software may be used and distributed according to the terms of the | |
8 # GNU General Public License version 2 or any later version. | |
9 | |
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10 """style and portability checker for Mercurial |
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11 |
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12 when a rule triggers wrong, do one of the following (prefer one from top): |
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13 * do the work-around the rule suggests |
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14 * doublecheck that it is a false match |
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15 * improve the rule pattern |
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16 * add an ignore pattern to the rule (3rd arg) which matches your good line |
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17 (you can append a short comment and match this, like: #re-raises, # no-py24) |
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18 * change the pattern to a warning and list the exception in test-check-code-hg |
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19 * ONLY use no--check-code for skipping entire files from external sources |
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20 """ |
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21 |
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22 import re, glob, os, sys |
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23 import keyword |
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24 import optparse |
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25 try: |
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26 import re2 |
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27 except ImportError: |
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28 re2 = None |
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29 |
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30 def compilere(pat, multiline=False): |
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31 if multiline: |
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32 pat = '(?m)' + pat |
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33 if re2: |
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34 try: |
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35 return re2.compile(pat) |
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36 except re2.error: |
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37 pass |
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38 return re.compile(pat) |
10281 | 39 |
40 def repquote(m): | |
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41 fromc = '.:' |
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42 tochr = 'pq' |
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43 def encodechr(i): |
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44 if i > 255: |
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45 return 'u' |
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46 c = chr(i) |
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47 if c in ' \n': |
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48 return c |
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49 if c.isalpha(): |
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50 return 'x' |
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51 if c.isdigit(): |
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52 return 'n' |
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53 try: |
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54 return tochr[fromc.find(c)] |
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55 except (ValueError, IndexError): |
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56 return 'o' |
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57 t = m.group('text') |
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58 tt = ''.join(encodechr(i) for i in xrange(256)) |
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59 t = t.translate(tt) |
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60 return m.group('quote') + t + m.group('quote') |
10281 | 61 |
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62 def reppython(m): |
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63 comment = m.group('comment') |
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64 if comment: |
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65 l = len(comment.rstrip()) |
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66 return "#" * l + comment[l:] |
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67 return repquote(m) |
10281 | 68 |
69 def repcomment(m): | |
70 return m.group(1) + "#" * len(m.group(2)) | |
71 | |
72 def repccomment(m): | |
73 t = re.sub(r"((?<=\n) )|\S", "x", m.group(2)) | |
74 return m.group(1) + t + "*/" | |
75 | |
76 def repcallspaces(m): | |
77 t = re.sub(r"\n\s+", "\n", m.group(2)) | |
78 return m.group(1) + t | |
79 | |
80 def repinclude(m): | |
81 return m.group(1) + "<foo>" | |
82 | |
83 def rephere(m): | |
84 t = re.sub(r"\S", "x", m.group(2)) | |
85 return m.group(1) + t | |
86 | |
87 | |
88 testpats = [ | |
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89 [ |
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90 (r'pushd|popd', "don't use 'pushd' or 'popd', use 'cd'"), |
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91 (r'\W\$?\(\([^\)\n]*\)\)', "don't use (()) or $(()), use 'expr'"), |
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92 (r'grep.*-q', "don't use 'grep -q', redirect to /dev/null"), |
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93 (r'(?<!hg )grep.*-a', "don't use 'grep -a', use in-line python"), |
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94 (r'sed.*-i', "don't use 'sed -i', use a temporary file"), |
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95 (r'\becho\b.*\\n', "don't use 'echo \\n', use printf"), |
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96 (r'echo -n', "don't use 'echo -n', use printf"), |
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97 (r'(^| )wc[^|]*$\n(?!.*\(re\))', "filter wc output"), |
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98 (r'head -c', "don't use 'head -c', use 'dd'"), |
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99 (r'tail -n', "don't use the '-n' option to tail, just use '-<num>'"), |
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100 (r'sha1sum', "don't use sha1sum, use $TESTDIR/md5sum.py"), |
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101 (r'ls.*-\w*R', "don't use 'ls -R', use 'find'"), |
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102 (r'printf.*[^\\]\\([1-9]|0\d)', "don't use 'printf \NNN', use Python"), |
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103 (r'printf.*[^\\]\\x', "don't use printf \\x, use Python"), |
10281 | 104 (r'\$\(.*\)', "don't use $(expr), use `expr`"), |
105 (r'rm -rf \*', "don't use naked rm -rf, target a directory"), | |
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106 (r'(^|\|\s*)grep (-\w\s+)*[^|]*[(|]\w', |
10281 | 107 "use egrep for extended grep syntax"), |
108 (r'/bin/', "don't use explicit paths for tools"), | |
109 (r'[^\n]\Z', "no trailing newline"), | |
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110 (r'export.*=', "don't export and assign at once"), |
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111 (r'^source\b', "don't use 'source', use '.'"), |
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112 (r'touch -d', "don't use 'touch -d', use 'touch -t' instead"), |
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113 (r'ls +[^|\n-]+ +-', "options to 'ls' must come before filenames"), |
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114 (r'[^>\n]>\s*\$HGRCPATH', "don't overwrite $HGRCPATH, append to it"), |
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115 (r'^stop\(\)', "don't use 'stop' as a shell function name"), |
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116 (r'(\[|\btest\b).*-e ', "don't use 'test -e', use 'test -f'"), |
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117 (r'^alias\b.*=', "don't use alias, use a function"), |
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118 (r'if\s*!', "don't use '!' to negate exit status"), |
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119 (r'/dev/u?random', "don't use entropy, use /dev/zero"), |
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120 (r'do\s*true;\s*done', "don't use true as loop body, use sleep 0"), |
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121 (r'^( *)\t', "don't use tabs to indent"), |
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122 (r'sed (-e )?\'(\d+|/[^/]*/)i(?!\\\n)', |
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123 "put a backslash-escaped newline after sed 'i' command"), |
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124 (r'^diff *-\w*u.*$\n(^ \$ |^$)', "prefix diff -u with cmp"), |
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125 ], |
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126 # warnings |
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127 [ |
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128 (r'^function', "don't use 'function', use old style"), |
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129 (r'^diff.*-\w*N', "don't use 'diff -N'"), |
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130 (r'\$PWD|\${PWD}', "don't use $PWD, use `pwd`"), |
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131 (r'^([^"\'\n]|("[^"\n]*")|(\'[^\'\n]*\'))*\^', "^ must be quoted"), |
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132 (r'kill (`|\$\()', "don't use kill, use killdaemons.py") |
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133 ] |
10281 | 134 ] |
135 | |
136 testfilters = [ | |
137 (r"( *)(#([^\n]*\S)?)", repcomment), | |
138 (r"<<(\S+)((.|\n)*?\n\1)", rephere), | |
139 ] | |
140 | |
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141 winglobmsg = "use (glob) to match Windows paths too" |
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142 uprefix = r"^ \$ " |
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143 utestpats = [ |
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144 [ |
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145 (r'^(\S.*|| [$>] .*)[ \t]\n', "trailing whitespace on non-output"), |
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146 (uprefix + r'.*\|\s*sed[^|>\n]*\n', |
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147 "use regex test output patterns instead of sed"), |
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148 (uprefix + r'(true|exit 0)', "explicit zero exit unnecessary"), |
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149 (uprefix + r'.*(?<!\[)\$\?', "explicit exit code checks unnecessary"), |
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150 (uprefix + r'.*\|\| echo.*(fail|error)', |
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151 "explicit exit code checks unnecessary"), |
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152 (uprefix + r'set -e', "don't use set -e"), |
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153 (uprefix + r'(\s|fi\b|done\b)', "use > for continued lines"), |
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154 (uprefix + r'.*:\.\S*/', "x:.y in a path does not work on msys, rewrite " |
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155 "as x://.y, or see `hg log -k msys` for alternatives", r'-\S+:\.|' #-Rxxx |
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156 'hg pull -q file:../test'), # in test-pull.t which is skipped on windows |
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157 (r'^ saved backup bundle to \$TESTTMP.*\.hg$', winglobmsg), |
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158 (r'^ changeset .* references (corrupted|missing) \$TESTTMP/.*[^)]$', |
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159 winglobmsg), |
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160 (r'^ pulling from \$TESTTMP/.*[^)]$', winglobmsg, |
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161 '\$TESTTMP/unix-repo$'), # in test-issue1802.t which skipped on windows |
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162 (r'^ reverting .*/.*[^)]$', winglobmsg), |
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163 (r'^ cloning subrepo \S+/.*[^)]$', winglobmsg), |
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164 (r'^ pushing to \$TESTTMP/.*[^)]$', winglobmsg), |
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165 (r'^ pushing subrepo \S+/\S+ to.*[^)]$', winglobmsg), |
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166 (r'^ moving \S+/.*[^)]$', winglobmsg), |
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167 (r'^ no changes made to subrepo since.*/.*[^)]$', winglobmsg), |
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168 (r'^ .*: largefile \S+ not available from file:.*/.*[^)]$', winglobmsg), |
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169 (r'^ .*file://\$TESTTMP', |
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170 'write "file:/*/$TESTTMP" + (glob) to match on windows too'), |
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171 ], |
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172 # warnings |
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173 [ |
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174 (r'^ [^*?/\n]* \(glob\)$', |
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175 "glob match with no glob character (?*/)"), |
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176 ] |
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177 ] |
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178 |
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179 for i in [0, 1]: |
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180 for p, m in testpats[i]: |
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181 if p.startswith(r'^'): |
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182 p = r"^ [$>] (%s)" % p[1:] |
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183 else: |
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184 p = r"^ [$>] .*(%s)" % p |
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185 utestpats[i].append((p, m)) |
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186 |
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187 utestfilters = [ |
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188 (r"<<(\S+)((.|\n)*?\n > \1)", rephere), |
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189 (r"( *)(#([^\n]*\S)?)", repcomment), |
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190 ] |
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191 |
10281 | 192 pypats = [ |
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193 [ |
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194 (r'\([^)]*\*\w[^()]+\w+=', "can't pass varargs with keyword in Py2.5"), |
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Renato Cunha <renatoc@gmail.com>
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195 (r'^\s*def\s*\w+\s*\(.*,\s*\(', |
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196 "tuple parameter unpacking not available in Python 3+"), |
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197 (r'lambda\s*\(.*,.*\)', |
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198 "tuple parameter unpacking not available in Python 3+"), |
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199 (r'import (.+,[^.]+\.[^.]+|[^.]+\.[^.]+,)', |
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200 '2to3 can\'t always rewrite "import qux, foo.bar", ' |
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201 'use "import foo.bar" on its own line instead.'), |
11764
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check-code: added a check for calls to the builtin cmp function
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202 (r'(?<!def)\s+(cmp)\(', "cmp is not available in Python 3+"), |
11569
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check-code: added check for reduce usage
Renato Cunha <renatoc@gmail.com>
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203 (r'\breduce\s*\(.*', "reduce is not available in Python 3+"), |
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204 (r'dict\(.*=', 'dict() is different in Py2 and 3 and is slower than {}', |
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205 'dict-from-generator'), |
11602
ba2520dd1e29
check-code: catch dict.has_key
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206 (r'\.has_key\b', "dict.has_key is not available in Python 3+"), |
18183
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check-code: disallow defunct <> operator
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207 (r'\s<>\s', '<> operator is not available in Python 3+, use !='), |
10281 | 208 (r'^\s*\t', "don't use tabs"), |
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209 (r'\S;\s*\n', "semicolon"), |
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210 (r'[^_]_\([ \t\n]*(?:"[^"]+"[ \t\n+]*)+%', "don't use % inside _()"), |
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211 (r"[^_]_\([ \t\n]*(?:'[^']+'[ \t\n+]*)+%", "don't use % inside _()"), |
18054
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check-code: there must also be whitespace between ')' and operator
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212 (r'(\w|\)),\w', "missing whitespace after ,"), |
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213 (r'(\w|\))[+/*\-<>]\w', "missing whitespace in expression"), |
18055
e440a2c0d944
check-code: make 'missing whitespace in assignment' more aggressive
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214 (r'^\s+(\w|\.)+=\w[^,()\n]*$', "missing whitespace in assignment"), |
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215 (r'(\s+)try:\n((?:\n|\1\s.*\n)+?)\1except.*?:\n' |
17428
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avoid using abbreviations that look like spelling errors
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216 r'((?:\n|\1\s.*\n)+?)\1finally:', 'no try/except/finally in Python 2.4'), |
19501
725507cd5216
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217 (r'(?<!def)(\s+|^|\()next\(.+\)', |
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218 'no next(foo) in Python 2.4 and 2.5, use foo.next() instead'), |
17620
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check-code: catch yield inside try/finally (with tests)
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219 (r'(\s+)try:\n((?:\n|\1\s.*\n)*?)\1\s*yield\b.*?' |
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check-code: catch yield inside try/finally (with tests)
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220 r'((?:\n|\1\s.*\n)+?)\1finally:', |
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221 'no yield inside try/finally in Python 2.4'), |
16702
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check-code: promote 80+ character line warning to an error
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222 (r'.{81}', "line too long"), |
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223 (r' x+[xo][\'"]\n\s+[\'"]x', 'string join across lines with no space'), |
10281 | 224 (r'[^\n]\Z', "no trailing newline"), |
15281
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225 (r'(\S[ \t]+|^[ \t]+)\n', "trailing whitespace"), |
16683 | 226 # (r'^\s+[^_ \n][^_. \n]+_[^_\n]+\s*=', |
227 # "don't use underbars in identifiers"), | |
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check-code: enable camelcase check, fix up problems
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228 (r'^\s+(self\.)?[A-za-z][a-z0-9]+[A-Z]\w* = ', |
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229 "don't use camelcase in identifiers"), |
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230 (r'^\s*(if|while|def|class|except|try)\s[^[\n]*:\s*[^\\n]#\s]+', |
10286 | 231 "linebreak after :"), |
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232 (r'class\s[^( \n]+:', "old-style class, use class foo(object)"), |
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233 (r'class\s[^( \n]+\(\):', |
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234 "class foo() not available in Python 2.4, use class foo(object)"), |
13076
a861c7155f09
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235 (r'\b(%s)\(' % '|'.join(keyword.kwlist), |
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236 "Python keyword is not a function"), |
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237 (r',]', "unneeded trailing ',' in list"), |
10281 | 238 # (r'class\s[A-Z][^\(]*\((?!Exception)', |
239 # "don't capitalize non-exception classes"), | |
240 # (r'in range\(', "use xrange"), | |
241 # (r'^\s*print\s+', "avoid using print in core and extensions"), | |
242 (r'[\x80-\xff]', "non-ASCII character literal"), | |
243 (r'("\')\.format\(', "str.format() not available in Python 2.4"), | |
244 (r'^\s*with\s+', "with not available in Python 2.4"), | |
14267
6332c02b3d68
check-code: complain about set.isdisjoint
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245 (r'\.isdisjoint\(', "set.isdisjoint not available in Python 2.4"), |
13160
07d08c130892
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246 (r'^\s*except.* as .*:', "except as not available in Python 2.4"), |
13161
11eb53464e68
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247 (r'^\s*os\.path\.relpath', "relpath not available in Python 2.4"), |
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248 (r'(?<!def)\s+(any|all|format)\(', |
20238
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check-code: do not skip entire file, skip only one match instead
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249 "any/all/format not available in Python 2.4", 'no-py24'), |
11522
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250 (r'(?<!def)\s+(callable)\(', |
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check-code: disallow use of hasattr()
Augie Fackler <durin42@gmail.com>
parents:
14831
diff
changeset
|
251 "callable not available in Python 3, use getattr(f, '__call__', None)"), |
10281 | 252 (r'if\s.*\selse', "if ... else form not available in Python 2.4"), |
13074
637627f31c74
check-code: check for gratuitous whitespace after Python keywords
Thomas Arendsen Hein <thomas@jtah.de>
parents:
13031
diff
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|
253 (r'^\s*(%s)\s\s' % '|'.join(keyword.kwlist), |
637627f31c74
check-code: check for gratuitous whitespace after Python keywords
Thomas Arendsen Hein <thomas@jtah.de>
parents:
13031
diff
changeset
|
254 "gratuitous whitespace after Python keyword"), |
15281
aeeb2afcdc25
check-code: support multiline matches like try/except/finally
Matt Mackall <mpm@selenic.com>
parents:
14978
diff
changeset
|
255 (r'([\(\[][ \t]\S)|(\S[ \t][\)\]])', "gratuitous whitespace in () or []"), |
10281 | 256 # (r'\s\s=', "gratuitous whitespace before ="), |
17167
5f131ae05905
check-code: recognise %= as an operator
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parents:
17111
diff
changeset
|
257 (r'[^>< ](\+=|-=|!=|<>|<=|>=|<<=|>>=|%=)\S', |
11345
4b81f82b03e3
check-code: reformat long lines
Martin Geisler <mg@aragost.com>
parents:
11343
diff
changeset
|
258 "missing whitespace around operator"), |
17167
5f131ae05905
check-code: recognise %= as an operator
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
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diff
changeset
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259 (r'[^>< ](\+=|-=|!=|<>|<=|>=|<<=|>>=|%=)\s', |
11345
4b81f82b03e3
check-code: reformat long lines
Martin Geisler <mg@aragost.com>
parents:
11343
diff
changeset
|
260 "missing whitespace around operator"), |
17167
5f131ae05905
check-code: recognise %= as an operator
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parents:
17111
diff
changeset
|
261 (r'\s(\+=|-=|!=|<>|<=|>=|<<=|>>=|%=)\S', |
11345
4b81f82b03e3
check-code: reformat long lines
Martin Geisler <mg@aragost.com>
parents:
11343
diff
changeset
|
262 "missing whitespace around operator"), |
17167
5f131ae05905
check-code: recognise %= as an operator
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parents:
17111
diff
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263 (r'[^^+=*/!<>&| %-](\s=|=\s)[^= ]', |
11345
4b81f82b03e3
check-code: reformat long lines
Martin Geisler <mg@aragost.com>
parents:
11343
diff
changeset
|
264 "wrong whitespace around ="), |
19872
681f7b9213a4
check-code: check for spaces around = for named parameters
Mads Kiilerich <madski@unity3d.com>
parents:
19793
diff
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265 (r'\([^()]*( =[^=]|[^<>!=]= )', |
681f7b9213a4
check-code: check for spaces around = for named parameters
Mads Kiilerich <madski@unity3d.com>
parents:
19793
diff
changeset
|
266 "no whitespace around = for named parameters"), |
10451
63a9bfad50ff
check-code: two more rules
Matt Mackall <mpm@selenic.com>
parents:
10412
diff
changeset
|
267 (r'raise Exception', "don't raise generic exceptions"), |
18180
c582a71457e5
check-code: disallow two-argument form of raise
Augie Fackler <raf@durin42.com>
parents:
18055
diff
changeset
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268 (r'raise [^,(]+, (\([^\)]+\)|[^,\(\)]+)$', |
c582a71457e5
check-code: disallow two-argument form of raise
Augie Fackler <raf@durin42.com>
parents:
18055
diff
changeset
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269 "don't use old-style two-argument raise, use Exception(message)"), |
14009
64de9ca66511
check-code: separate warnings to avoid repetitive str.startswith
Idan Kamara <idankk86@gmail.com>
parents:
14005
diff
changeset
|
270 (r' is\s+(not\s+)?["\'0-9-]', "object comparison with literal"), |
64de9ca66511
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Idan Kamara <idankk86@gmail.com>
parents:
14005
diff
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|
271 (r' [=!]=\s+(True|False|None)', |
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check-code: separate warnings to avoid repetitive str.startswith
Idan Kamara <idankk86@gmail.com>
parents:
14005
diff
changeset
|
272 "comparison with singleton, use 'is' or 'is not' instead"), |
14494
1ffeeb91c55d
check-code: flag 0/1 used as constant Boolean expression
Martin Geisler <mg@lazybytes.net>
parents:
14303
diff
changeset
|
273 (r'^\s*(while|if) [01]:', |
1ffeeb91c55d
check-code: flag 0/1 used as constant Boolean expression
Martin Geisler <mg@lazybytes.net>
parents:
14303
diff
changeset
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274 "use True/False for constant Boolean expression"), |
16416
c3aedd526d53
mq: replace hasattr() with util.safehasattr(), update check-code.py
Patrick Mezard <patrick@mezard.eu>
parents:
16364
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changeset
|
275 (r'(?:(?<!def)\s+|\()hasattr', |
14978
5a0fdc715769
check-code: disallow use of hasattr()
Augie Fackler <durin42@gmail.com>
parents:
14831
diff
changeset
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276 'hasattr(foo, bar) is broken, use util.safehasattr(foo, bar) instead'), |
14169
1b4b82063ce2
check-code: disallow calling opener(...).read() and opener(..).write()
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents:
14137
diff
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277 (r'opener\([^)]*\).read\(', |
1b4b82063ce2
check-code: disallow calling opener(...).read() and opener(..).write()
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents:
14137
diff
changeset
|
278 "use opener.read() instead"), |
17428
72803c8edaa4
avoid using abbreviations that look like spelling errors
Mads Kiilerich <mads@kiilerich.com>
parents:
17424
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279 (r'BaseException', 'not in Python 2.4, use Exception'), |
72803c8edaa4
avoid using abbreviations that look like spelling errors
Mads Kiilerich <mads@kiilerich.com>
parents:
17424
diff
changeset
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280 (r'os\.path\.relpath', 'os.path.relpath is not in Python 2.5'), |
14169
1b4b82063ce2
check-code: disallow calling opener(...).read() and opener(..).write()
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents:
14137
diff
changeset
|
281 (r'opener\([^)]*\).write\(', |
1b4b82063ce2
check-code: disallow calling opener(...).read() and opener(..).write()
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents:
14137
diff
changeset
|
282 "use opener.write() instead"), |
1b4b82063ce2
check-code: disallow calling opener(...).read() and opener(..).write()
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents:
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diff
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283 (r'[\s\(](open|file)\([^)]*\)\.read\(', |
1b4b82063ce2
check-code: disallow calling opener(...).read() and opener(..).write()
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents:
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diff
changeset
|
284 "use util.readfile() instead"), |
1b4b82063ce2
check-code: disallow calling opener(...).read() and opener(..).write()
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents:
14137
diff
changeset
|
285 (r'[\s\(](open|file)\([^)]*\)\.write\(', |
19981
d1e14e7e5b40
check-code: fix an error message
Simon Heimberg <simohe@besonet.ch>
parents:
19873
diff
changeset
|
286 "use util.writefile() instead"), |
14169
1b4b82063ce2
check-code: disallow calling opener(...).read() and opener(..).write()
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents:
14137
diff
changeset
|
287 (r'^[\s\(]*(open(er)?|file)\([^)]*\)', |
1b4b82063ce2
check-code: disallow calling opener(...).read() and opener(..).write()
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents:
14137
diff
changeset
|
288 "always assign an opened file to a variable, and close it afterwards"), |
1b4b82063ce2
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Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents:
14137
diff
changeset
|
289 (r'[\s\(](open|file)\([^)]*\)\.', |
1b4b82063ce2
check-code: disallow calling opener(...).read() and opener(..).write()
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents:
14137
diff
changeset
|
290 "always assign an opened file to a variable, and close it afterwards"), |
14549
48ec0763afbb
check-code: catch misspellings of descendant
Matt Mackall <mpm@selenic.com>
parents:
14494
diff
changeset
|
291 (r'(?i)descendent', "the proper spelling is descendAnt"), |
14709
6c7283faa967
check-code: don't mark debug messages for translation
Matt Mackall <mpm@selenic.com>
parents:
14549
diff
changeset
|
292 (r'\.debug\(\_', "don't mark debug messages for translation"), |
16590
7f76c97361e0
check-code: catch unnecessary s.strip().split() calls
Martin Geisler <mg@aragost.com>
parents:
16497
diff
changeset
|
293 (r'\.strip\(\)\.split\(\)', "no need to strip before splitting"), |
18762
a91387a37f05
check-code: do not prepend "warning" to a failure message
Simon Heimberg <simohe@besonet.ch>
parents:
18683
diff
changeset
|
294 (r'^\s*except\s*:', "naked except clause", r'#.*re-raises'), |
17299
e51d4aedace9
check-code: indent 4 spaces in py files
Mads Kiilerich <mads@kiilerich.com>
parents:
17167
diff
changeset
|
295 (r':\n( )*( ){1,3}[^ ]', "must indent 4 spaces"), |
17957
fbe43efe4a53
check-code: move i18n check from warning to error
Matt Mackall <mpm@selenic.com>
parents:
17711
diff
changeset
|
296 (r'ui\.(status|progress|write|note|warn)\([\'\"]x', |
fbe43efe4a53
check-code: move i18n check from warning to error
Matt Mackall <mpm@selenic.com>
parents:
17711
diff
changeset
|
297 "missing _() in ui message (use () to hide false-positives)"), |
19031
341083b02d1b
check-code: add check for lock release order
Matt Mackall <mpm@selenic.com>
parents:
18960
diff
changeset
|
298 (r'release\(.*wlock, .*lock\)', "wrong lock release order"), |
14009
64de9ca66511
check-code: separate warnings to avoid repetitive str.startswith
Idan Kamara <idankk86@gmail.com>
parents:
14005
diff
changeset
|
299 ], |
64de9ca66511
check-code: separate warnings to avoid repetitive str.startswith
Idan Kamara <idankk86@gmail.com>
parents:
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diff
changeset
|
300 # warnings |
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Idan Kamara <idankk86@gmail.com>
parents:
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changeset
|
301 [ |
19999
169cb9e47f8e
check-code: more replacement characters
Simon Heimberg <simohe@besonet.ch>
parents:
19998
diff
changeset
|
302 (r'(^| )pp +xxxxqq[ \n][^\n]', "add two newlines after '.. note::'"), |
14009
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check-code: separate warnings to avoid repetitive str.startswith
Idan Kamara <idankk86@gmail.com>
parents:
14005
diff
changeset
|
303 ] |
10281 | 304 ] |
305 | |
306 pyfilters = [ | |
10727
62b8f15683f2
check-code: more tests and more robust python filtering
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
10723
diff
changeset
|
307 (r"""(?msx)(?P<comment>\#.*?$)| |
62b8f15683f2
check-code: more tests and more robust python filtering
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
10723
diff
changeset
|
308 ((?P<quote>('''|\"\"\"|(?<!')'(?!')|(?<!")"(?!"))) |
62b8f15683f2
check-code: more tests and more robust python filtering
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
10723
diff
changeset
|
309 (?P<text>(([^\\]|\\.)*?)) |
62b8f15683f2
check-code: more tests and more robust python filtering
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
10723
diff
changeset
|
310 (?P=quote))""", reppython), |
10281 | 311 ] |
312 | |
18960
170fc0949fb6
check-code: check txt files for trailing whitespace
Mads Kiilerich <madski@unity3d.com>
parents:
18959
diff
changeset
|
313 txtfilters = [] |
170fc0949fb6
check-code: check txt files for trailing whitespace
Mads Kiilerich <madski@unity3d.com>
parents:
18959
diff
changeset
|
314 |
170fc0949fb6
check-code: check txt files for trailing whitespace
Mads Kiilerich <madski@unity3d.com>
parents:
18959
diff
changeset
|
315 txtpats = [ |
170fc0949fb6
check-code: check txt files for trailing whitespace
Mads Kiilerich <madski@unity3d.com>
parents:
18959
diff
changeset
|
316 [ |
170fc0949fb6
check-code: check txt files for trailing whitespace
Mads Kiilerich <madski@unity3d.com>
parents:
18959
diff
changeset
|
317 ('\s$', 'trailing whitespace'), |
20532
f1a3ae7c15df
help: remove last occurrences of ".. note::" without two newlines
Simon Heimberg <simohe@besonet.ch>
parents:
20471
diff
changeset
|
318 ('.. note::[ \n][^\n]', 'add two newlines after note::') |
18960
170fc0949fb6
check-code: check txt files for trailing whitespace
Mads Kiilerich <madski@unity3d.com>
parents:
18959
diff
changeset
|
319 ], |
170fc0949fb6
check-code: check txt files for trailing whitespace
Mads Kiilerich <madski@unity3d.com>
parents:
18959
diff
changeset
|
320 [] |
170fc0949fb6
check-code: check txt files for trailing whitespace
Mads Kiilerich <madski@unity3d.com>
parents:
18959
diff
changeset
|
321 ] |
170fc0949fb6
check-code: check txt files for trailing whitespace
Mads Kiilerich <madski@unity3d.com>
parents:
18959
diff
changeset
|
322 |
10281 | 323 cpats = [ |
14009
64de9ca66511
check-code: separate warnings to avoid repetitive str.startswith
Idan Kamara <idankk86@gmail.com>
parents:
14005
diff
changeset
|
324 [ |
10281 | 325 (r'//', "don't use //-style comments"), |
326 (r'^ ', "don't use spaces to indent"), | |
327 (r'\S\t', "don't use tabs except for indent"), | |
15281
aeeb2afcdc25
check-code: support multiline matches like try/except/finally
Matt Mackall <mpm@selenic.com>
parents:
14978
diff
changeset
|
328 (r'(\S[ \t]+|^[ \t]+)\n', "trailing whitespace"), |
16702
1751d96d324f
check-code: promote 80+ character line warning to an error
Brodie Rao <brodie@sf.io>
parents:
16683
diff
changeset
|
329 (r'.{81}', "line too long"), |
10281 | 330 (r'(while|if|do|for)\(', "use space after while/if/do/for"), |
331 (r'return\(', "return is not a function"), | |
332 (r' ;', "no space before ;"), | |
19745
22a70f31e3e9
check-code: add bracket style check
Matt Mackall <mpm@selenic.com>
parents:
19732
diff
changeset
|
333 (r'[)][{]', "space between ) and {"), |
10281 | 334 (r'\w+\* \w+', "use int *foo, not int* foo"), |
19731
436a3f728375
check-code: make casting style check more precise
Matt Mackall <mpm@selenic.com>
parents:
19628
diff
changeset
|
335 (r'\W\([^\)]+\) \w+', "use (int)foo, not (int) foo"), |
16413
1a420761fcb7
check-code: avoid false-positive on ++
Matt Mackall <mpm@selenic.com>
parents:
16373
diff
changeset
|
336 (r'\w+ (\+\+|--)', "use foo++, not foo ++"), |
10281 | 337 (r'\w,\w', "missing whitespace after ,"), |
13736
f3c4421e121c
osutil: fix up check-code issues
Matt Mackall <mpm@selenic.com>
parents:
13524
diff
changeset
|
338 (r'^[^#]\w[+/*]\w', "missing whitespace in expression"), |
10281 | 339 (r'^#\s+\w', "use #foo, not # foo"), |
340 (r'[^\n]\Z', "no trailing newline"), | |
13748
26f8844d1757
osutil: replace #import with #include, and add a check for it
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents:
13736
diff
changeset
|
341 (r'^\s*#import\b', "use only #include in standard C code"), |
14009
64de9ca66511
check-code: separate warnings to avoid repetitive str.startswith
Idan Kamara <idankk86@gmail.com>
parents:
14005
diff
changeset
|
342 ], |
64de9ca66511
check-code: separate warnings to avoid repetitive str.startswith
Idan Kamara <idankk86@gmail.com>
parents:
14005
diff
changeset
|
343 # warnings |
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parents:
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diff
changeset
|
344 [] |
10281 | 345 ] |
346 | |
347 cfilters = [ | |
348 (r'(/\*)(((\*(?!/))|[^*])*)\*/', repccomment), | |
10722
c4fb2103e734
check-code: improve quote detection regexp, add tests
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
10720
diff
changeset
|
349 (r'''(?P<quote>(?<!")")(?P<text>([^"]|\\")+)"(?!")''', repquote), |
10281 | 350 (r'''(#\s*include\s+<)([^>]+)>''', repinclude), |
351 (r'(\()([^)]+\))', repcallspaces), | |
352 ] | |
353 | |
14137
83a94c2fe6f4
check-code: check for repo in revlog and ui in util
timeless <timeless@mozdev.org>
parents:
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diff
changeset
|
354 inutilpats = [ |
83a94c2fe6f4
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timeless <timeless@mozdev.org>
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diff
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|
355 [ |
83a94c2fe6f4
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timeless <timeless@mozdev.org>
parents:
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diff
changeset
|
356 (r'\bui\.', "don't use ui in util"), |
83a94c2fe6f4
check-code: check for repo in revlog and ui in util
timeless <timeless@mozdev.org>
parents:
14136
diff
changeset
|
357 ], |
83a94c2fe6f4
check-code: check for repo in revlog and ui in util
timeless <timeless@mozdev.org>
parents:
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diff
changeset
|
358 # warnings |
83a94c2fe6f4
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timeless <timeless@mozdev.org>
parents:
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diff
changeset
|
359 [] |
83a94c2fe6f4
check-code: check for repo in revlog and ui in util
timeless <timeless@mozdev.org>
parents:
14136
diff
changeset
|
360 ] |
83a94c2fe6f4
check-code: check for repo in revlog and ui in util
timeless <timeless@mozdev.org>
parents:
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diff
changeset
|
361 |
83a94c2fe6f4
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timeless <timeless@mozdev.org>
parents:
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diff
changeset
|
362 inrevlogpats = [ |
83a94c2fe6f4
check-code: check for repo in revlog and ui in util
timeless <timeless@mozdev.org>
parents:
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diff
changeset
|
363 [ |
83a94c2fe6f4
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timeless <timeless@mozdev.org>
parents:
14136
diff
changeset
|
364 (r'\brepo\.', "don't use repo in revlog"), |
83a94c2fe6f4
check-code: check for repo in revlog and ui in util
timeless <timeless@mozdev.org>
parents:
14136
diff
changeset
|
365 ], |
83a94c2fe6f4
check-code: check for repo in revlog and ui in util
timeless <timeless@mozdev.org>
parents:
14136
diff
changeset
|
366 # warnings |
83a94c2fe6f4
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timeless <timeless@mozdev.org>
parents:
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diff
changeset
|
367 [] |
83a94c2fe6f4
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timeless <timeless@mozdev.org>
parents:
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diff
changeset
|
368 ] |
83a94c2fe6f4
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timeless <timeless@mozdev.org>
parents:
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diff
changeset
|
369 |
21487
c26464ce0781
check-code: check for consistent usage of the websub filter in hgweb templates
Steven Brown <StevenGBrown@gmail.com>
parents:
21222
diff
changeset
|
370 webtemplatefilters = [] |
c26464ce0781
check-code: check for consistent usage of the websub filter in hgweb templates
Steven Brown <StevenGBrown@gmail.com>
parents:
21222
diff
changeset
|
371 |
c26464ce0781
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Steven Brown <StevenGBrown@gmail.com>
parents:
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diff
changeset
|
372 webtemplatepats = [ |
c26464ce0781
check-code: check for consistent usage of the websub filter in hgweb templates
Steven Brown <StevenGBrown@gmail.com>
parents:
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diff
changeset
|
373 [], |
c26464ce0781
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Steven Brown <StevenGBrown@gmail.com>
parents:
21222
diff
changeset
|
374 [ |
c26464ce0781
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Steven Brown <StevenGBrown@gmail.com>
parents:
21222
diff
changeset
|
375 (r'{desc(\|(?!websub|firstline)[^\|]*)+}', |
c26464ce0781
check-code: check for consistent usage of the websub filter in hgweb templates
Steven Brown <StevenGBrown@gmail.com>
parents:
21222
diff
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|
376 'follow desc keyword with either firstline or websub'), |
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377 ] |
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378 ] |
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379 |
10281 | 380 checks = [ |
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381 ('python', r'.*\.(py|cgi)$', r'^#!.*python', pyfilters, pypats), |
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382 ('test script', r'(.*/)?test-[^.~]*$', '', testfilters, testpats), |
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383 ('c', r'.*\.[ch]$', '', cfilters, cpats), |
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384 ('unified test', r'.*\.t$', '', utestfilters, utestpats), |
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385 ('layering violation repo in revlog', r'mercurial/revlog\.py', '', |
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386 pyfilters, inrevlogpats), |
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387 ('layering violation ui in util', r'mercurial/util\.py', '', pyfilters, |
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388 inutilpats), |
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389 ('txt', r'.*\.txt$', '', txtfilters, txtpats), |
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390 ('web template', r'mercurial/templates/.*\.tmpl', '', |
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391 webtemplatefilters, webtemplatepats), |
10281 | 392 ] |
393 | |
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394 def _preparepats(): |
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395 for c in checks: |
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396 failandwarn = c[-1] |
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397 for pats in failandwarn: |
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398 for i, pseq in enumerate(pats): |
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399 # fix-up regexes for multi-line searches |
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400 p = pseq[0] |
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401 # \s doesn't match \n |
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402 p = re.sub(r'(?<!\\)\\s', r'[ \\t]', p) |
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403 # [^...] doesn't match newline |
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404 p = re.sub(r'(?<!\\)\[\^', r'[^\\n', p) |
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405 |
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406 pats[i] = (re.compile(p, re.MULTILINE),) + pseq[1:] |
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407 filters = c[3] |
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408 for i, flt in enumerate(filters): |
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409 filters[i] = re.compile(flt[0]), flt[1] |
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410 _preparepats() |
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411 |
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412 class norepeatlogger(object): |
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413 def __init__(self): |
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414 self._lastseen = None |
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415 |
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416 def log(self, fname, lineno, line, msg, blame): |
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417 """print error related a to given line of a given file. |
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418 |
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419 The faulty line will also be printed but only once in the case |
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420 of multiple errors. |
10281 | 421 |
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422 :fname: filename |
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423 :lineno: line number |
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424 :line: actual content of the line |
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425 :msg: error message |
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426 """ |
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427 msgid = fname, lineno, line |
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428 if msgid != self._lastseen: |
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429 if blame: |
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430 print "%s:%d (%s):" % (fname, lineno, blame) |
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431 else: |
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432 print "%s:%d:" % (fname, lineno) |
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433 print " > %s" % line |
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434 self._lastseen = msgid |
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435 print " " + msg |
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436 |
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437 _defaultlogger = norepeatlogger() |
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438 |
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439 def getblame(f): |
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440 lines = [] |
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441 for l in os.popen('hg annotate -un %s' % f): |
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442 start, line = l.split(':', 1) |
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443 user, rev = start.split() |
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444 lines.append((line[1:-1], user, rev)) |
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445 return lines |
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446 |
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447 def checkfile(f, logfunc=_defaultlogger.log, maxerr=None, warnings=False, |
15502
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check-code: add --nolineno option for hiding line numbers
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448 blame=False, debug=False, lineno=True): |
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449 """checks style and portability of a given file |
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450 |
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451 :f: filepath |
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452 :logfunc: function used to report error |
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453 logfunc(filename, linenumber, linecontent, errormessage) |
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fix trivial spelling errors
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454 :maxerr: number of error to display before aborting. |
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455 Set to false (default) to report all errors |
10720
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456 |
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457 return True if no error is found, False otherwise. |
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458 """ |
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459 blamecache = None |
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460 result = True |
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461 |
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462 try: |
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463 fp = open(f) |
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464 except IOError, e: |
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465 print "Skipping %s, %s" % (f, str(e).split(':', 1)[0]) |
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466 return result |
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467 pre = post = fp.read() |
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468 fp.close() |
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469 |
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470 for name, match, magic, filters, pats in checks: |
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471 if debug: |
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472 print name, f |
10281 | 473 fc = 0 |
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474 if not (re.match(match, f) or (magic and re.search(magic, f))): |
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475 if debug: |
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476 print "Skipping %s for %s it doesn't match %s" % ( |
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477 name, match, f) |
10281 | 478 continue |
19382
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check-code: concatenate "check-code" on compile time
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diff
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|
479 if "no-" "check-code" in pre: |
20239
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check-code: always report when a file is skipped by "no-check-code"
Simon Heimberg <simohe@besonet.ch>
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diff
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480 print "Skipping %s it has no-" "check-code" % f |
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|
481 return "Skip" # skip checking this file |
10281 | 482 for p, r in filters: |
483 post = re.sub(p, r, post) | |
19422
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check-code: automatically preppend "warning: " to all warning messages
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|
484 nerrs = len(pats[0]) # nerr elements are errors |
14009
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check-code: separate warnings to avoid repetitive str.startswith
Idan Kamara <idankk86@gmail.com>
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diff
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|
485 if warnings: |
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check-code: separate warnings to avoid repetitive str.startswith
Idan Kamara <idankk86@gmail.com>
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|
486 pats = pats[0] + pats[1] |
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|
487 else: |
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|
488 pats = pats[0] |
10281 | 489 # print post # uncomment to show filtered version |
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490 |
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|
491 if debug: |
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|
492 print "Checking %s for %s" % (name, f) |
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493 |
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494 prelines = None |
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495 errors = [] |
19422
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|
496 for i, pat in enumerate(pats): |
16705
c2d9ef43ff6c
check-code: ignore naked excepts with a "re-raise" comment
Brodie Rao <brodie@sf.io>
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diff
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|
497 if len(pat) == 3: |
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check-code: ignore naked excepts with a "re-raise" comment
Brodie Rao <brodie@sf.io>
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498 p, msg, ignore = pat |
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499 else: |
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500 p, msg = pat |
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parents:
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501 ignore = None |
20005
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Simon Heimberg <simohe@besonet.ch>
parents:
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502 if i >= nerrs: |
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parents:
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503 msg = "warning: " + msg |
16705
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504 |
15281
aeeb2afcdc25
check-code: support multiline matches like try/except/finally
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505 pos = 0 |
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506 n = 0 |
19308
84faaacbd3fa
check-code: compile all patterns on initialisation
Simon Heimberg <simohe@besonet.ch>
parents:
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507 for m in p.finditer(post): |
15281
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508 if prelines is None: |
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509 prelines = pre.splitlines() |
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510 postlines = post.splitlines(True) |
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511 |
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512 start = m.start() |
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513 while n < len(postlines): |
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514 step = len(postlines[n]) |
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515 if pos + step > start: |
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516 break |
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517 pos += step |
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518 n += 1 |
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519 l = prelines[n] |
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520 |
20242
2dad90bdf29d
check-code: drop now unused check-code-ignore
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parents:
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diff
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521 if ignore and re.search(ignore, l, re.MULTILINE): |
20243
cc09cfea3dd4
check-code: print debug output when an ignore pattern matches
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522 if debug: |
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523 print "Skipping %s for %s:%s (ignore pattern)" % ( |
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524 name, f, n) |
16705
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525 continue |
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526 bd = "" |
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527 if blame: |
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528 bd = 'working directory' |
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529 if not blamecache: |
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530 blamecache = getblame(f) |
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531 if n < len(blamecache): |
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532 bl, bu, br = blamecache[n] |
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533 if bl == l: |
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534 bd = '%s@%s' % (bu, br) |
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parents:
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diff
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535 |
15502
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check-code: add --nolineno option for hiding line numbers
Mads Kiilerich <mads@kiilerich.com>
parents:
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536 errors.append((f, lineno and n + 1, l, msg, bd)) |
15281
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537 result = False |
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538 |
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539 errors.sort() |
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540 for e in errors: |
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diff
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|
541 logfunc(*e) |
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542 fc += 1 |
15873
a153a86a472c
tests: keep track of all check-code.py warnings
Mads Kiilerich <mads@kiilerich.com>
parents:
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diff
changeset
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543 if maxerr and fc >= maxerr: |
10281 | 544 print " (too many errors, giving up)" |
545 break | |
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546 |
10720
fbcccf9ec58f
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Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
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diff
changeset
|
547 return result |
10717
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check-code: Add a ``checkfile`` function
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
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diff
changeset
|
548 |
10716
5f92bde72eef
check-code: Only call check-code if __name__ = "__main__".
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parents:
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diff
changeset
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549 if __name__ == "__main__": |
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parents:
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diff
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550 parser = optparse.OptionParser("%prog [options] [files]") |
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551 parser.add_option("-w", "--warnings", action="store_true", |
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552 help="include warning-level checks") |
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553 parser.add_option("-p", "--per-file", type="int", |
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diff
changeset
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554 help="max warnings per file") |
11604
c5d40818b270
check-code: add --blame switch
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parents:
11602
diff
changeset
|
555 parser.add_option("-b", "--blame", action="store_true", |
c5d40818b270
check-code: add --blame switch
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parents:
11602
diff
changeset
|
556 help="use annotate to generate blame info") |
14135
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check-code: adding debug flag
timeless <timeless@mozdev.org>
parents:
14009
diff
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|
557 parser.add_option("", "--debug", action="store_true", |
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parents:
14009
diff
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|
558 help="show debug information") |
15502
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559 parser.add_option("", "--nolineno", action="store_false", |
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diff
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|
560 dest='lineno', help="don't show line numbers") |
10895
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diff
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|
561 |
15502
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562 parser.set_defaults(per_file=15, warnings=False, blame=False, debug=False, |
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|
563 lineno=True) |
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|
564 (options, args) = parser.parse_args() |
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diff
changeset
|
565 |
217557b26bc7
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parents:
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diff
changeset
|
566 if len(args) == 0: |
10716
5f92bde72eef
check-code: Only call check-code if __name__ = "__main__".
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
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diff
changeset
|
567 check = glob.glob("*") |
5f92bde72eef
check-code: Only call check-code if __name__ = "__main__".
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
10707
diff
changeset
|
568 else: |
10895
217557b26bc7
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Matt Mackall <mpm@selenic.com>
parents:
10814
diff
changeset
|
569 check = args |
10281 | 570 |
15544
53ef627cda30
check-code: fix return code initialization
Mads Kiilerich <mads@kiilerich.com>
parents:
15502
diff
changeset
|
571 ret = 0 |
10716
5f92bde72eef
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Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
10707
diff
changeset
|
572 for f in check: |
11816
e1359ad582f6
check-code: add exit status
Alecs King <alecsk@gmail.com>
parents:
11764
diff
changeset
|
573 if not checkfile(f, maxerr=options.per_file, warnings=options.warnings, |
15502
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parents:
15457
diff
changeset
|
574 blame=options.blame, debug=options.debug, |
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parents:
15457
diff
changeset
|
575 lineno=options.lineno): |
11816
e1359ad582f6
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parents:
11764
diff
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|
576 ret = 1 |
e1359ad582f6
check-code: add exit status
Alecs King <alecsk@gmail.com>
parents:
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diff
changeset
|
577 sys.exit(ret) |