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Also warn for '$((foo)) $(cmd) ${foo}', not just '$foo'

This commit is contained in:
Vidar Holen 2013-02-07 17:53:47 -08:00
parent 795af72cf7
commit 05cb806642
1 changed files with 5 additions and 2 deletions
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7
ShellCheck/Analytics.hs
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@ -430,15 +430,18 @@ ltt t x = trace ("FAILURE " ++ (show t)) x
prop_checkSingleQuotedVariables = verifyTree checkSingleQuotedVariables "echo '$foo'"
prop_checkSingleQuotedVariables2 = verifyTree checkSingleQuotedVariables "echo 'lol$1.jpg'"
prop_checkSingleQuotedVariables3 = verifyNotTree checkSingleQuotedVariables "sed 's/foo$/bar/'"
prop_checkSingleQuotedVariables3a= verifyTree checkSingleQuotedVariables "sed 's/${foo}/bar/'"
prop_checkSingleQuotedVariables3b= verifyTree checkSingleQuotedVariables "sed 's/$(echo cow)/bar/'"
prop_checkSingleQuotedVariables3c= verifyTree checkSingleQuotedVariables "sed 's/$((1+foo))/bar/'"
prop_checkSingleQuotedVariables4 = verifyNotTree checkSingleQuotedVariables "awk '{print $1}'"
checkSingleQuotedVariables t@(T_SingleQuoted id s) parents =
case matchRegex checkSingleQuotedVariablesRe s of
Just [var] -> unless (probablyOk t) $ info id $ var ++ " won't be expanded in single quotes."
Just [] -> unless (probablyOk t) $ info id $ "Expressions don't expand in single quotes, use double quotes for that."
_ -> return ()
where
probablyOk t = isParamTo parents "awk" t
checkSingleQuotedVariables _ _ = return ()
checkSingleQuotedVariablesRe = mkRegex "(\\$[0-9a-zA-Z_]+)"
checkSingleQuotedVariablesRe = mkRegex "\\$[{(0-9a-zA-Z_]"
prop_checkUnquotedN = verify checkUnquotedN "if [ -n $foo ]; then echo cow; fi"