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体验新版 GitCode,发现更多精彩内容 >>
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25ee7e20
编写于
6月 25, 2013
作者:
V
Vidar Holen
浏览文件
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电子邮件补丁
差异文件
Added awkward check for PS1 escapes outside \[..\]
上级
438c4ec5
变更
1
隐藏空白更改
内联
并排
Showing
1 changed file
with
34 addition
and
5 deletion
+34
-5
ShellCheck/Analytics.hs
ShellCheck/Analytics.hs
+34
-5
未找到文件。
ShellCheck/Analytics.hs
浏览文件 @
25ee7e20
...
...
@@ -118,6 +118,7 @@ basicChecks = [
,
checkTestRedirects
,
checkIndirectExpansion
,
checkSudoRedirect
,
checkPS1Assignments
]
treeChecks
=
[
checkUnquotedExpansions
...
...
@@ -197,6 +198,7 @@ deadSimple (T_Pipeline _ [x]) = deadSimple x
deadSimple
(
T_Literal
_
x
)
=
[
x
]
deadSimple
(
T_SimpleCommand
_
vars
words
)
=
concatMap
(
deadSimple
)
words
deadSimple
(
T_Redirecting
_
_
foo
)
=
deadSimple
foo
deadSimple
(
T_DollarSingleQuoted
_
s
)
=
[
s
]
deadSimple
_
=
[]
verify
f
s
=
checkBasic
f
s
==
Just
True
...
...
@@ -594,7 +596,7 @@ prop_checkGlobbedRegex3 = verifyNot checkGlobbedRegex "[[ $foo =~ $foo ]]"
prop_checkGlobbedRegex4
=
verifyNot
checkGlobbedRegex
"[[ $foo =~ ^c.* ]]"
checkGlobbedRegex
(
TC_Binary
_
DoubleBracket
"=~"
_
rhs
)
=
let
s
=
concat
$
deadSimple
rhs
in
if
isConfusedGlobRegex
s
if
isConfusedGlobRegex
s
then
warn
(
getId
rhs
)
$
"=~ is for regex. Use == for globs."
else
return
()
checkGlobbedRegex
_
=
return
()
...
...
@@ -944,10 +946,10 @@ prop_checkSudoRedirect6 = verifyNot checkSudoRedirect "sudo cmd 2> log"
checkSudoRedirect
(
T_Redirecting
_
redirs
cmd
)
|
cmd
`
isCommand
`
"sudo"
=
mapM_
warnAbout
redirs
where
warnAbout
(
T_FdRedirect
_
s
(
T_IoFile
id
op
file
))
|
s
==
""
||
s
==
"&"
=
case
op
of
T_Less
_
->
warnAbout
(
T_FdRedirect
_
s
(
T_IoFile
id
op
file
))
|
s
==
""
||
s
==
"&"
=
case
op
of
T_Less
_
->
info
(
getId
op
)
$
"sudo doesn't affect redirects. Use sudo cat file | .."
T_Greater
_
->
...
...
@@ -960,6 +962,33 @@ checkSudoRedirect (T_Redirecting _ redirs cmd) | cmd `isCommand` "sudo" =
warnAbout
_
=
return
()
checkSudoRedirect
_
=
return
()
prop_checkPS11
=
verify
checkPS1Assignments
"PS1='
\\
033[1;35m
\\
$ '"
prop_checkPS11a
=
verify
checkPS1Assignments
"export PS1='
\\
033[1;35m
\\
$ '"
prop_checkPSf2
=
verify
checkPS1Assignments
"PS1='
\\
h
\\
e[0m
\\
$ '"
prop_checkPS13
=
verify
checkPS1Assignments
"PS1=$'
\\
x1b[c '"
prop_checkPS14
=
verify
checkPS1Assignments
"PS1=$'
\\
e[3m; '"
prop_checkPS14a
=
verify
checkPS1Assignments
"export PS1=$'
\\
e[3m; '"
prop_checkPS15
=
verifyNot
checkPS1Assignments
"PS1='
\\
[
\\
033[1;35m
\\
]
\\
$ '"
prop_checkPS16
=
verifyNot
checkPS1Assignments
"PS1='
\\
[
\\
e1m
\\
e[1m
\\
]
\\
$ '"
checkPS1Assignments
t
=
case
t
of
(
T_Assignment
_
"PS1"
word
)
->
warnFor
[
word
]
(
T_SimpleCommand
id
_
tokens
)
->
when
(
t
`
isCommand
`
"export"
)
$
warnFor
(
filter
isPS1Token
tokens
)
_
->
return
()
where
isPS1Token
t
=
"PS1"
`
isPrefixOf
`
(
concat
$
deadSimple
t
)
warnFor
words
=
let
contents
=
concat
$
concatMap
deadSimple
words
in
when
(
not
(
null
words
)
&&
containsUnescaped
contents
)
$
info
(
getId
$
head
words
)
"Make sure all escape sequences are enclosed in
\\
[..
\\
] to prevent line wrapping issues"
containsUnescaped
s
=
let
unenclosed
=
subRegex
enclosedRegex
s
""
in
isJust
$
matchRegex
escapeRegex
unenclosed
enclosedRegex
=
mkRegex
"
\\\\\\
[.*
\\\\\\
]"
-- FIXME: shouldn't be eager
escapeRegex
=
mkRegex
"
\\
x1[Bb]|
\\
e|
\x1B
|
\\
033"
prop_checkIndirectExpansion1
=
verify
checkIndirectExpansion
"${foo$n}"
prop_checkIndirectExpansion2
=
verifyNot
checkIndirectExpansion
"${foo//$n/lol}"
checkIndirectExpansion
(
T_DollarBraced
id
(
T_NormalWord
_
((
T_Literal
_
s
)
:
attempt
:
_
)))
=
...
...
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