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Merge branch 'iboss-ptk-read-t-0'

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This commit is contained in:
Vidar Holen 2019-10-12 20:55:32 -07:00
commit f042b0ebd1
4 changed files with 22 additions and 7 deletions
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14
src/ShellCheck/Analytics.hs
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@ -2807,9 +2807,21 @@ checkMaskedReturns _ _ = return ()
prop_checkReadWithoutR1 = verify checkReadWithoutR "read -a foo"
prop_checkReadWithoutR2 = verifyNot checkReadWithoutR "read -ar foo"
prop_checkReadWithoutR3 = verifyNot checkReadWithoutR "read -t 0"
prop_checkReadWithoutR4 = verifyNot checkReadWithoutR "read -t 0 && read --d '' -r bar"
prop_checkReadWithoutR5 = verifyNot checkReadWithoutR "read -t 0 foo < file.txt"
prop_checkReadWithoutR6 = verifyNot checkReadWithoutR "read -u 3 -t 0"
checkReadWithoutR _ t@T_SimpleCommand {} | t `isUnqualifiedCommand` "read" =
unless ("r" `elem` map snd (getAllFlags t)) $
unless ("r" `elem` map snd flags || has_t0) $
info (getId $ getCommandTokenOrThis t) 2162 "read without -r will mangle backslashes."
where
flags = getAllFlags t
has_t0 = fromMaybe False $ do
parsed <- getOpts flagsForRead flags
t <- getOpt "t" parsed
str <- getLiteralString t
return $ str == "0"
checkReadWithoutR _ _ = return ()
prop_checkUncheckedCd1 = verifyTree checkUncheckedCdPushdPopd "cd ~/src; rm -r foo"