Mercurial > hg-stable
annotate contrib/check-code.py @ 18959:2f6418d8a4c9
check-code: catch trailing space in comments
author | Mads Kiilerich <madski@unity3d.com> |
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date | Mon, 15 Apr 2013 01:37:23 +0200 |
parents | 4e7498a586e8 |
children | 170fc0949fb6 |
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 import re, glob, os, sys |
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11 import keyword |
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12 import optparse |
10281 | 13 |
14 def repquote(m): | |
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15 t = re.sub(r"\w", "x", m.group('text')) |
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16 t = re.sub(r"[^\s\nx]", "o", t) |
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17 return m.group('quote') + t + m.group('quote') |
10281 | 18 |
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19 def reppython(m): |
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20 comment = m.group('comment') |
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21 if comment: |
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22 l = len(comment.rstrip()) |
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23 return "#" * l + comment[l:] |
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24 return repquote(m) |
10281 | 25 |
26 def repcomment(m): | |
27 return m.group(1) + "#" * len(m.group(2)) | |
28 | |
29 def repccomment(m): | |
30 t = re.sub(r"((?<=\n) )|\S", "x", m.group(2)) | |
31 return m.group(1) + t + "*/" | |
32 | |
33 def repcallspaces(m): | |
34 t = re.sub(r"\n\s+", "\n", m.group(2)) | |
35 return m.group(1) + t | |
36 | |
37 def repinclude(m): | |
38 return m.group(1) + "<foo>" | |
39 | |
40 def rephere(m): | |
41 t = re.sub(r"\S", "x", m.group(2)) | |
42 return m.group(1) + t | |
43 | |
44 | |
45 testpats = [ | |
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46 [ |
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47 (r'pushd|popd', "don't use 'pushd' or 'popd', use 'cd'"), |
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48 (r'\W\$?\(\([^\)\n]*\)\)', "don't use (()) or $(()), use 'expr'"), |
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49 (r'grep.*-q', "don't use 'grep -q', redirect to /dev/null"), |
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50 (r'sed.*-i', "don't use 'sed -i', use a temporary file"), |
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51 (r'\becho\b.*\\n', "don't use 'echo \\n', use printf"), |
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52 (r'echo -n', "don't use 'echo -n', use printf"), |
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53 (r'(^| )wc[^|]*$\n(?!.*\(re\))', "filter wc output"), |
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54 (r'head -c', "don't use 'head -c', use 'dd'"), |
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55 (r'sha1sum', "don't use sha1sum, use $TESTDIR/md5sum.py"), |
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56 (r'ls.*-\w*R', "don't use 'ls -R', use 'find'"), |
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57 (r'printf.*\\([1-9]|0\d)', "don't use 'printf \NNN', use Python"), |
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58 (r'printf.*\\x', "don't use printf \\x, use Python"), |
10281 | 59 (r'\$\(.*\)', "don't use $(expr), use `expr`"), |
60 (r'rm -rf \*', "don't use naked rm -rf, target a directory"), | |
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61 (r'(^|\|\s*)grep (-\w\s+)*[^|]*[(|]\w', |
10281 | 62 "use egrep for extended grep syntax"), |
63 (r'/bin/', "don't use explicit paths for tools"), | |
64 (r'[^\n]\Z', "no trailing newline"), | |
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65 (r'export.*=', "don't export and assign at once"), |
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66 (r'^source\b', "don't use 'source', use '.'"), |
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67 (r'touch -d', "don't use 'touch -d', use 'touch -t' instead"), |
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68 (r'ls +[^|\n-]+ +-', "options to 'ls' must come before filenames"), |
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69 (r'[^>\n]>\s*\$HGRCPATH', "don't overwrite $HGRCPATH, append to it"), |
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70 (r'^stop\(\)', "don't use 'stop' as a shell function name"), |
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71 (r'(\[|\btest\b).*-e ', "don't use 'test -e', use 'test -f'"), |
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72 (r'^alias\b.*=', "don't use alias, use a function"), |
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73 (r'if\s*!', "don't use '!' to negate exit status"), |
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74 (r'/dev/u?random', "don't use entropy, use /dev/zero"), |
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75 (r'do\s*true;\s*done', "don't use true as loop body, use sleep 0"), |
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76 (r'^( *)\t', "don't use tabs to indent"), |
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77 ], |
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78 # warnings |
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79 [ |
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80 (r'^function', "don't use 'function', use old style"), |
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81 (r'^diff.*-\w*N', "don't use 'diff -N'"), |
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82 (r'\$PWD|\${PWD}', "don't use $PWD, use `pwd`"), |
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83 (r'^([^"\'\n]|("[^"\n]*")|(\'[^\'\n]*\'))*\^', "^ must be quoted"), |
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84 (r'kill (`|\$\()', "don't use kill, use killdaemons.py") |
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85 ] |
10281 | 86 ] |
87 | |
88 testfilters = [ | |
89 (r"( *)(#([^\n]*\S)?)", repcomment), | |
90 (r"<<(\S+)((.|\n)*?\n\1)", rephere), | |
91 ] | |
92 | |
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93 winglobmsg = "use (glob) to match Windows paths too" |
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94 uprefix = r"^ \$ " |
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95 utestpats = [ |
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96 [ |
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97 (r'^(\S.*|| [$>] .*)[ \t]\n', "trailing whitespace on non-output"), |
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98 (uprefix + r'.*\|\s*sed[^|>\n]*\n', |
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99 "use regex test output patterns instead of sed"), |
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100 (uprefix + r'(true|exit 0)', "explicit zero exit unnecessary"), |
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101 (uprefix + r'.*(?<!\[)\$\?', "explicit exit code checks unnecessary"), |
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102 (uprefix + r'.*\|\| echo.*(fail|error)', |
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103 "explicit exit code checks unnecessary"), |
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104 (uprefix + r'set -e', "don't use set -e"), |
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105 (uprefix + r'\s', "don't indent commands, use > for continued lines"), |
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106 (r'^ saved backup bundle to \$TESTTMP.*\.hg$', winglobmsg), |
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107 (r'^ changeset .* references (corrupted|missing) \$TESTTMP/.*[^)]$', |
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108 winglobmsg), |
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109 (r'^ pulling from \$TESTTMP/.*[^)]$', winglobmsg, '\$TESTTMP/unix-repo$'), |
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110 ], |
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111 # warnings |
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112 [ |
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113 (r'^ [^*?/\n]* \(glob\)$', |
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114 "warning: glob match with no glob character (?*/)"), |
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115 ] |
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116 ] |
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117 |
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118 for i in [0, 1]: |
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119 for p, m in testpats[i]: |
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120 if p.startswith(r'^'): |
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121 p = r"^ [$>] (%s)" % p[1:] |
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122 else: |
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123 p = r"^ [$>] .*(%s)" % p |
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124 utestpats[i].append((p, m)) |
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125 |
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126 utestfilters = [ |
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127 (r"<<(\S+)((.|\n)*?\n > \1)", rephere), |
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128 (r"( *)(#([^\n]*\S)?)", repcomment), |
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129 ] |
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130 |
10281 | 131 pypats = [ |
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132 [ |
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133 (r'^\s*def\s*\w+\s*\(.*,\s*\(', |
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134 "tuple parameter unpacking not available in Python 3+"), |
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135 (r'lambda\s*\(.*,.*\)', |
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136 "tuple parameter unpacking not available in Python 3+"), |
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137 (r'(?<!def)\s+(cmp)\(', "cmp is not available in Python 3+"), |
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138 (r'\breduce\s*\(.*', "reduce is not available in Python 3+"), |
11602
ba2520dd1e29
check-code: catch dict.has_key
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parents:
11601
diff
changeset
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139 (r'\.has_key\b', "dict.has_key is not available in Python 3+"), |
18183
e1caaeb5a2ed
check-code: disallow defunct <> operator
Augie Fackler <raf@durin42.com>
parents:
18180
diff
changeset
|
140 (r'\s<>\s', '<> operator is not available in Python 3+, use !='), |
10281 | 141 (r'^\s*\t', "don't use tabs"), |
10412
5326800d6937
check-code: import some pylint checks
Matt Mackall <mpm@selenic.com>
parents:
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|
142 (r'\S;\s*\n', "semicolon"), |
16234
a6941d7033fa
check-code: check for % inside _()
Matt Mackall <mpm@selenic.com>
parents:
16098
diff
changeset
|
143 (r'[^_]_\("[^"]+"\s*%', "don't use % inside _()"), |
a6941d7033fa
check-code: check for % inside _()
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parents:
16098
diff
changeset
|
144 (r"[^_]_\('[^']+'\s*%", "don't use % inside _()"), |
18054
b35e3364f94a
check-code: there must also be whitespace between ')' and operator
Mads Kiilerich <madski@unity3d.com>
parents:
17957
diff
changeset
|
145 (r'(\w|\)),\w', "missing whitespace after ,"), |
b35e3364f94a
check-code: there must also be whitespace between ')' and operator
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parents:
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diff
changeset
|
146 (r'(\w|\))[+/*\-<>]\w', "missing whitespace in expression"), |
18055
e440a2c0d944
check-code: make 'missing whitespace in assignment' more aggressive
Mads Kiilerich <madski@unity3d.com>
parents:
18054
diff
changeset
|
147 (r'^\s+(\w|\.)+=\w[^,()\n]*$', "missing whitespace in assignment"), |
15372
695ac6aca77f
check-code: fix issues with finding patterns in unified tests, fix tests
Matt Mackall <mpm@selenic.com>
parents:
15364
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|
148 (r'(\s+)try:\n((?:\n|\1\s.*\n)+?)\1except.*?:\n' |
17428
72803c8edaa4
avoid using abbreviations that look like spelling errors
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parents:
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diff
changeset
|
149 r'((?:\n|\1\s.*\n)+?)\1finally:', 'no try/except/finally in Python 2.4'), |
17620
efd1a4378b64
check-code: catch yield inside try/finally (with tests)
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parents:
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changeset
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150 (r'(\s+)try:\n((?:\n|\1\s.*\n)*?)\1\s*yield\b.*?' |
efd1a4378b64
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changeset
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151 r'((?:\n|\1\s.*\n)+?)\1finally:', |
efd1a4378b64
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diff
changeset
|
152 'no yield inside try/finally in Python 2.4'), |
16702
1751d96d324f
check-code: promote 80+ character line warning to an error
Brodie Rao <brodie@sf.io>
parents:
16683
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changeset
|
153 (r'.{81}', "line too long"), |
15372
695ac6aca77f
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parents:
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changeset
|
154 (r' x+[xo][\'"]\n\s+[\'"]x', 'string join across lines with no space'), |
10281 | 155 (r'[^\n]\Z', "no trailing newline"), |
15281
aeeb2afcdc25
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parents:
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changeset
|
156 (r'(\S[ \t]+|^[ \t]+)\n', "trailing whitespace"), |
16683 | 157 # (r'^\s+[^_ \n][^_. \n]+_[^_\n]+\s*=', |
158 # "don't use underbars in identifiers"), | |
15457
1470f8b00694
check-code: enable camelcase check, fix up problems
Matt Mackall <mpm@selenic.com>
parents:
15389
diff
changeset
|
159 (r'^\s+(self\.)?[A-za-z][a-z0-9]+[A-Z]\w* = ', |
1470f8b00694
check-code: enable camelcase check, fix up problems
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parents:
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diff
changeset
|
160 "don't use camelcase in identifiers"), |
15281
aeeb2afcdc25
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parents:
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diff
changeset
|
161 (r'^\s*(if|while|def|class|except|try)\s[^[\n]*:\s*[^\\n]#\s]+', |
10286 | 162 "linebreak after :"), |
15281
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changeset
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163 (r'class\s[^( \n]+:', "old-style class, use class foo(object)"), |
aeeb2afcdc25
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parents:
14978
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changeset
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164 (r'class\s[^( \n]+\(\):', |
14763
b071cd58af50
check-code: fix class style checking (with tests)
Thomas Arendsen Hein <thomas@intevation.de>
parents:
14709
diff
changeset
|
165 "class foo() not available in Python 2.4, use class foo(object)"), |
13076
a861c7155f09
check-code: single check for Python keywords used as a function
Thomas Arendsen Hein <thomas@jtah.de>
parents:
13074
diff
changeset
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166 (r'\b(%s)\(' % '|'.join(keyword.kwlist), |
a861c7155f09
check-code: single check for Python keywords used as a function
Thomas Arendsen Hein <thomas@jtah.de>
parents:
13074
diff
changeset
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167 "Python keyword is not a function"), |
10412
5326800d6937
check-code: import some pylint checks
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parents:
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168 (r',]', "unneeded trailing ',' in list"), |
10281 | 169 # (r'class\s[A-Z][^\(]*\((?!Exception)', |
170 # "don't capitalize non-exception classes"), | |
171 # (r'in range\(', "use xrange"), | |
172 # (r'^\s*print\s+', "avoid using print in core and extensions"), | |
173 (r'[\x80-\xff]', "non-ASCII character literal"), | |
174 (r'("\')\.format\(', "str.format() not available in Python 2.4"), | |
175 (r'^\s*with\s+', "with not available in Python 2.4"), | |
14267
6332c02b3d68
check-code: complain about set.isdisjoint
Matt Mackall <mpm@selenic.com>
parents:
14203
diff
changeset
|
176 (r'\.isdisjoint\(', "set.isdisjoint not available in Python 2.4"), |
13160
07d08c130892
check-code: catch "except as"
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parents:
13076
diff
changeset
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177 (r'^\s*except.* as .*:', "except as not available in Python 2.4"), |
13161
11eb53464e68
check-code: catch os.path.relpath
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parents:
13160
diff
changeset
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178 (r'^\s*os\.path\.relpath', "relpath not available in Python 2.4"), |
11345
4b81f82b03e3
check-code: reformat long lines
Martin Geisler <mg@aragost.com>
parents:
11343
diff
changeset
|
179 (r'(?<!def)\s+(any|all|format)\(', |
4b81f82b03e3
check-code: reformat long lines
Martin Geisler <mg@aragost.com>
parents:
11343
diff
changeset
|
180 "any/all/format not available in Python 2.4"), |
11522
eaa7666ad53f
check-code: add test for callable
Martin Geisler <mg@aragost.com>
parents:
11345
diff
changeset
|
181 (r'(?<!def)\s+(callable)\(', |
14978
5a0fdc715769
check-code: disallow use of hasattr()
Augie Fackler <durin42@gmail.com>
parents:
14831
diff
changeset
|
182 "callable not available in Python 3, use getattr(f, '__call__', None)"), |
10281 | 183 (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
changeset
|
184 (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
|
185 "gratuitous whitespace after Python keyword"), |
15281
aeeb2afcdc25
check-code: support multiline matches like try/except/finally
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parents:
14978
diff
changeset
|
186 (r'([\(\[][ \t]\S)|(\S[ \t][\)\]])', "gratuitous whitespace in () or []"), |
10281 | 187 # (r'\s\s=', "gratuitous whitespace before ="), |
17167
5f131ae05905
check-code: recognise %= as an operator
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17111
diff
changeset
|
188 (r'[^>< ](\+=|-=|!=|<>|<=|>=|<<=|>>=|%=)\S', |
11345
4b81f82b03e3
check-code: reformat long lines
Martin Geisler <mg@aragost.com>
parents:
11343
diff
changeset
|
189 "missing whitespace around operator"), |
17167
5f131ae05905
check-code: recognise %= as an operator
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parents:
17111
diff
changeset
|
190 (r'[^>< ](\+=|-=|!=|<>|<=|>=|<<=|>>=|%=)\s', |
11345
4b81f82b03e3
check-code: reformat long lines
Martin Geisler <mg@aragost.com>
parents:
11343
diff
changeset
|
191 "missing whitespace around operator"), |
17167
5f131ae05905
check-code: recognise %= as an operator
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parents:
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diff
changeset
|
192 (r'\s(\+=|-=|!=|<>|<=|>=|<<=|>>=|%=)\S', |
11345
4b81f82b03e3
check-code: reformat long lines
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parents:
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diff
changeset
|
193 "missing whitespace around operator"), |
17167
5f131ae05905
check-code: recognise %= as an operator
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parents:
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diff
changeset
|
194 (r'[^^+=*/!<>&| %-](\s=|=\s)[^= ]', |
11345
4b81f82b03e3
check-code: reformat long lines
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parents:
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diff
changeset
|
195 "wrong whitespace around ="), |
10451
63a9bfad50ff
check-code: two more rules
Matt Mackall <mpm@selenic.com>
parents:
10412
diff
changeset
|
196 (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
|
197 (r'raise [^,(]+, (\([^\)]+\)|[^,\(\)]+)$', |
c582a71457e5
check-code: disallow two-argument form of raise
Augie Fackler <raf@durin42.com>
parents:
18055
diff
changeset
|
198 "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
|
199 (r' is\s+(not\s+)?["\'0-9-]', "object comparison with literal"), |
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parents:
14005
diff
changeset
|
200 (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
|
201 "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
|
202 (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
|
203 "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
diff
changeset
|
204 (r'(?:(?<!def)\s+|\()hasattr', |
14978
5a0fdc715769
check-code: disallow use of hasattr()
Augie Fackler <durin42@gmail.com>
parents:
14831
diff
changeset
|
205 '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
changeset
|
206 (r'opener\([^)]*\).read\(', |
1b4b82063ce2
check-code: disallow calling opener(...).read() and opener(..).write()
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents:
14137
diff
changeset
|
207 "use opener.read() instead"), |
17428
72803c8edaa4
avoid using abbreviations that look like spelling errors
Mads Kiilerich <mads@kiilerich.com>
parents:
17424
diff
changeset
|
208 (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
|
209 (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
|
210 (r'opener\([^)]*\).write\(', |
1b4b82063ce2
check-code: disallow calling opener(...).read() and opener(..).write()
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents:
14137
diff
changeset
|
211 "use opener.write() instead"), |
1b4b82063ce2
check-code: disallow calling opener(...).read() and opener(..).write()
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents:
14137
diff
changeset
|
212 (r'[\s\(](open|file)\([^)]*\)\.read\(', |
1b4b82063ce2
check-code: disallow calling opener(...).read() and opener(..).write()
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents:
14137
diff
changeset
|
213 "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
|
214 (r'[\s\(](open|file)\([^)]*\)\.write\(', |
1b4b82063ce2
check-code: disallow calling opener(...).read() and opener(..).write()
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parents:
14137
diff
changeset
|
215 "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
|
216 (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
|
217 "always assign an opened file to a variable, and close it afterwards"), |
1b4b82063ce2
check-code: disallow calling opener(...).read() and opener(..).write()
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parents:
14137
diff
changeset
|
218 (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
|
219 "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
|
220 (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
|
221 (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
|
222 (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
|
223 (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
|
224 (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
|
225 (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
|
226 "missing _() in ui message (use () to hide false-positives)"), |
14009
64de9ca66511
check-code: separate warnings to avoid repetitive str.startswith
Idan Kamara <idankk86@gmail.com>
parents:
14005
diff
changeset
|
227 ], |
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changeset
|
228 # warnings |
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changeset
|
229 [ |
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changeset
|
230 ] |
10281 | 231 ] |
232 | |
233 pyfilters = [ | |
10727
62b8f15683f2
check-code: more tests and more robust python filtering
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
10723
diff
changeset
|
234 (r"""(?msx)(?P<comment>\#.*?$)| |
62b8f15683f2
check-code: more tests and more robust python filtering
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
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diff
changeset
|
235 ((?P<quote>('''|\"\"\"|(?<!')'(?!')|(?<!")"(?!"))) |
62b8f15683f2
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Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
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diff
changeset
|
236 (?P<text>(([^\\]|\\.)*?)) |
62b8f15683f2
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Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
10723
diff
changeset
|
237 (?P=quote))""", reppython), |
10281 | 238 ] |
239 | |
240 cpats = [ | |
14009
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check-code: separate warnings to avoid repetitive str.startswith
Idan Kamara <idankk86@gmail.com>
parents:
14005
diff
changeset
|
241 [ |
10281 | 242 (r'//', "don't use //-style comments"), |
243 (r'^ ', "don't use spaces to indent"), | |
244 (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
|
245 (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
|
246 (r'.{81}', "line too long"), |
10281 | 247 (r'(while|if|do|for)\(', "use space after while/if/do/for"), |
248 (r'return\(', "return is not a function"), | |
249 (r' ;', "no space before ;"), | |
250 (r'\w+\* \w+', "use int *foo, not int* foo"), | |
251 (r'\([^\)]+\) \w+', "use (int)foo, not (int) foo"), | |
16413
1a420761fcb7
check-code: avoid false-positive on ++
Matt Mackall <mpm@selenic.com>
parents:
16373
diff
changeset
|
252 (r'\w+ (\+\+|--)', "use foo++, not foo ++"), |
10281 | 253 (r'\w,\w', "missing whitespace after ,"), |
13736
f3c4421e121c
osutil: fix up check-code issues
Matt Mackall <mpm@selenic.com>
parents:
13524
diff
changeset
|
254 (r'^[^#]\w[+/*]\w', "missing whitespace in expression"), |
10281 | 255 (r'^#\s+\w', "use #foo, not # foo"), |
256 (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
|
257 (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
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|
258 ], |
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|
259 # warnings |
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260 [] |
10281 | 261 ] |
262 | |
263 cfilters = [ | |
264 (r'(/\*)(((\*(?!/))|[^*])*)\*/', repccomment), | |
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265 (r'''(?P<quote>(?<!")")(?P<text>([^"]|\\")+)"(?!")''', repquote), |
10281 | 266 (r'''(#\s*include\s+<)([^>]+)>''', repinclude), |
267 (r'(\()([^)]+\))', repcallspaces), | |
268 ] | |
269 | |
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270 inutilpats = [ |
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271 [ |
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272 (r'\bui\.', "don't use ui in util"), |
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273 ], |
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274 # warnings |
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275 [] |
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276 ] |
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277 |
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278 inrevlogpats = [ |
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279 [ |
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280 (r'\brepo\.', "don't use repo in revlog"), |
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281 ], |
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282 # warnings |
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283 [] |
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284 ] |
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285 |
10281 | 286 checks = [ |
287 ('python', r'.*\.(py|cgi)$', pyfilters, pypats), | |
288 ('test script', r'(.*/)?test-[^.~]*$', testfilters, testpats), | |
289 ('c', r'.*\.c$', cfilters, cpats), | |
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290 ('unified test', r'.*\.t$', utestfilters, utestpats), |
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291 ('layering violation repo in revlog', r'mercurial/revlog\.py', pyfilters, |
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292 inrevlogpats), |
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293 ('layering violation ui in util', r'mercurial/util\.py', pyfilters, |
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294 inutilpats), |
10281 | 295 ] |
296 | |
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297 class norepeatlogger(object): |
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298 def __init__(self): |
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299 self._lastseen = None |
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300 |
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301 def log(self, fname, lineno, line, msg, blame): |
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302 """print error related a to given line of a given file. |
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303 |
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304 The faulty line will also be printed but only once in the case |
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305 of multiple errors. |
10281 | 306 |
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307 :fname: filename |
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308 :lineno: line number |
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309 :line: actual content of the line |
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310 :msg: error message |
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311 """ |
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312 msgid = fname, lineno, line |
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313 if msgid != self._lastseen: |
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314 if blame: |
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315 print "%s:%d (%s):" % (fname, lineno, blame) |
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316 else: |
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317 print "%s:%d:" % (fname, lineno) |
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318 print " > %s" % line |
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319 self._lastseen = msgid |
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320 print " " + msg |
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321 |
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322 _defaultlogger = norepeatlogger() |
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323 |
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324 def getblame(f): |
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325 lines = [] |
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326 for l in os.popen('hg annotate -un %s' % f): |
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327 start, line = l.split(':', 1) |
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328 user, rev = start.split() |
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329 lines.append((line[1:-1], user, rev)) |
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330 return lines |
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331 |
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332 def checkfile(f, logfunc=_defaultlogger.log, maxerr=None, warnings=False, |
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333 blame=False, debug=False, lineno=True): |
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334 """checks style and portability of a given file |
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335 |
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336 :f: filepath |
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337 :logfunc: function used to report error |
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338 logfunc(filename, linenumber, linecontent, errormessage) |
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339 :maxerr: number of error to display before aborting. |
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340 Set to false (default) to report all errors |
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341 |
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342 return True if no error is found, False otherwise. |
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343 """ |
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344 blamecache = None |
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345 result = True |
10281 | 346 for name, match, filters, pats in checks: |
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347 if debug: |
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348 print name, f |
10281 | 349 fc = 0 |
350 if not re.match(match, f): | |
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351 if debug: |
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352 print "Skipping %s for %s it doesn't match %s" % ( |
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353 name, match, f) |
10281 | 354 continue |
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355 fp = open(f) |
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356 pre = post = fp.read() |
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357 fp.close() |
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358 if "no-" + "check-code" in pre: |
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359 if debug: |
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360 print "Skipping %s for %s it has no- and check-code" % ( |
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361 name, f) |
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362 break |
10281 | 363 for p, r in filters: |
364 post = re.sub(p, r, post) | |
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365 if warnings: |
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366 pats = pats[0] + pats[1] |
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367 else: |
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368 pats = pats[0] |
10281 | 369 # print post # uncomment to show filtered version |
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370 |
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371 if debug: |
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372 print "Checking %s for %s" % (name, f) |
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373 |
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374 prelines = None |
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375 errors = [] |
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376 for pat in pats: |
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377 if len(pat) == 3: |
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378 p, msg, ignore = pat |
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379 else: |
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380 p, msg = pat |
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381 ignore = None |
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382 |
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383 # fix-up regexes for multi-line searches |
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384 po = p |
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385 # \s doesn't match \n |
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386 p = re.sub(r'(?<!\\)\\s', r'[ \\t]', p) |
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387 # [^...] doesn't match newline |
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388 p = re.sub(r'(?<!\\)\[\^', r'[^\\n', p) |
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389 |
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390 #print po, '=>', p |
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391 |
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392 pos = 0 |
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393 n = 0 |
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394 for m in re.finditer(p, post, re.MULTILINE): |
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395 if prelines is None: |
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396 prelines = pre.splitlines() |
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397 postlines = post.splitlines(True) |
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398 |
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399 start = m.start() |
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400 while n < len(postlines): |
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401 step = len(postlines[n]) |
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402 if pos + step > start: |
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403 break |
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404 pos += step |
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405 n += 1 |
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406 l = prelines[n] |
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407 |
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408 if "check-code" + "-ignore" in l: |
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409 if debug: |
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410 print "Skipping %s for %s:%s (check-code -ignore)" % ( |
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411 name, f, n) |
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412 continue |
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413 elif ignore and re.search(ignore, l, re.MULTILINE): |
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414 continue |
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415 bd = "" |
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416 if blame: |
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417 bd = 'working directory' |
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418 if not blamecache: |
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419 blamecache = getblame(f) |
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420 if n < len(blamecache): |
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421 bl, bu, br = blamecache[n] |
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422 if bl == l: |
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423 bd = '%s@%s' % (bu, br) |
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424 errors.append((f, lineno and n + 1, l, msg, bd)) |
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425 result = False |
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426 |
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427 errors.sort() |
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428 for e in errors: |
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429 logfunc(*e) |
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430 fc += 1 |
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431 if maxerr and fc >= maxerr: |
10281 | 432 print " (too many errors, giving up)" |
433 break | |
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434 |
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435 return result |
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436 |
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437 if __name__ == "__main__": |
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438 parser = optparse.OptionParser("%prog [options] [files]") |
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439 parser.add_option("-w", "--warnings", action="store_true", |
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440 help="include warning-level checks") |
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441 parser.add_option("-p", "--per-file", type="int", |
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442 help="max warnings per file") |
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443 parser.add_option("-b", "--blame", action="store_true", |
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444 help="use annotate to generate blame info") |
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445 parser.add_option("", "--debug", action="store_true", |
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446 help="show debug information") |
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447 parser.add_option("", "--nolineno", action="store_false", |
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448 dest='lineno', help="don't show line numbers") |
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449 |
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450 parser.set_defaults(per_file=15, warnings=False, blame=False, debug=False, |
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451 lineno=True) |
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452 (options, args) = parser.parse_args() |
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453 |
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454 if len(args) == 0: |
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455 check = glob.glob("*") |
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456 else: |
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457 check = args |
10281 | 458 |
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459 ret = 0 |
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460 for f in check: |
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461 if not checkfile(f, maxerr=options.per_file, warnings=options.warnings, |
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462 blame=options.blame, debug=options.debug, |
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463 lineno=options.lineno): |
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464 ret = 1 |
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465 sys.exit(ret) |