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Don't consider .* a glob-like regex (fixes #1214)

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This commit is contained in:
Vidar Holen
2019-07-04 17:09:28 -07:00
parent c0d3a98fcd
commit 914974bd4f
2 changed files with 5 additions and 2 deletions
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2
src/ShellCheck/AnalyzerLib.hs
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@@ -791,7 +791,7 @@ isCommandMatch token matcher = fromMaybe False $
-- False: .*foo.*
isConfusedGlobRegex :: String -> Bool
isConfusedGlobRegex ('*':_) = True
isConfusedGlobRegex [x,'*'] | x /= '\\' = True
isConfusedGlobRegex [x,'*'] | x `notElem` "\\." = True
isConfusedGlobRegex _ = False
isVariableStartChar x = x == '_' || isAsciiLower x || isAsciiUpper x

5
src/ShellCheck/Checks/Commands.hs
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@@ -214,6 +214,9 @@ prop_checkGrepRe17= verifyNot checkGrepRe "grep --exclude 'Foo*' file"
prop_checkGrepRe18= verifyNot checkGrepRe "grep --exclude-dir 'Foo*' file"
prop_checkGrepRe19= verify checkGrepRe "grep -- 'Foo*' file"
prop_checkGrepRe20= verifyNot checkGrepRe "grep --fixed-strings 'Foo*' file"
prop_checkGrepRe21= verifyNot checkGrepRe "grep -o 'x*' file"
prop_checkGrepRe22= verifyNot checkGrepRe "grep --only-matching 'x*' file"
prop_checkGrepRe23= verifyNot checkGrepRe "grep '.*' file"
checkGrepRe = CommandCheck (Basename "grep") check where
check cmd = f cmd (arguments cmd)
@@ -246,7 +249,7 @@ checkGrepRe = CommandCheck (Basename "grep") check where
"Note that unlike globs, " ++ [char] ++ "* here matches '" ++ [char, char, char] ++ "' but not '" ++ wordStartingWith char ++ "'."
where
flags = map snd $ getAllFlags cmd
grepGlobFlags = ["fixed-strings", "F", "include", "exclude", "exclude-dir"]
grepGlobFlags = ["fixed-strings", "F", "include", "exclude", "exclude-dir", "o", "only-matching"]
wordStartingWith c =
head . filter ([c] `isPrefixOf`) $ candidates