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Fixed $! counting as a positional parameter reference.

This commit is contained in:
Vidar Holen 2014-11-22 11:21:54 -08:00
parent a354685ab1
commit 22710bf4d8
1 changed files with 12 additions and 1 deletions
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13
ShellCheck/Analytics.hs
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@ -2066,7 +2066,17 @@ getModifiedVariableCommand base@(T_SimpleCommand _ _ (T_NormalWord _ (T_Literal
getModifiedVariableCommand _ = [] getModifiedVariableCommand _ = []
-- TODO: -- TODO:
getBracedReference s = takeWhile (`notElem` ":[#%/^,") $ dropWhile (`elem` "#!") s getBracedReference s =
case filter (not . null) [
dropSuffix $ dropPrefix s,
dropSuffix s,
s] of
(a:_) -> a
[] -> error "Internal ShellCheck error (empty braced reference). Please file a bug!"
where
dropSuffix = takeWhile (`notElem` ":[#%/^,")
dropPrefix = dropWhile (`elem` "#!")
getIndexReferences s = fromMaybe [] $ do getIndexReferences s = fromMaybe [] $ do
(_, index, _, _) <- matchRegexAll re s (_, index, _, _) <- matchRegexAll re s
return $ matchAll variableNameRegex index return $ matchAll variableNameRegex index
@ -2730,6 +2740,7 @@ prop_checkUnpassedInFunctions6 = verifyNotTree checkUnpassedInFunctions "foo() {
prop_checkUnpassedInFunctions7 = verifyTree checkUnpassedInFunctions "foo() { echo $1; }; foo; foo;" prop_checkUnpassedInFunctions7 = verifyTree checkUnpassedInFunctions "foo() { echo $1; }; foo; foo;"
prop_checkUnpassedInFunctions8 = verifyNotTree checkUnpassedInFunctions "foo() { echo $((1)); }; foo;" prop_checkUnpassedInFunctions8 = verifyNotTree checkUnpassedInFunctions "foo() { echo $((1)); }; foo;"
prop_checkUnpassedInFunctions9 = verifyNotTree checkUnpassedInFunctions "foo() { echo $(($b)); }; foo;" prop_checkUnpassedInFunctions9 = verifyNotTree checkUnpassedInFunctions "foo() { echo $(($b)); }; foo;"
prop_checkUnpassedInFunctions10= verifyNotTree checkUnpassedInFunctions "foo() { echo $!; }; foo;"
checkUnpassedInFunctions params root = checkUnpassedInFunctions params root =
execWriter $ mapM_ warnForGroup referenceGroups execWriter $ mapM_ warnForGroup referenceGroups
where where