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Use head instead of reimplementing it 

Normally I wouldn't use head, but this code is partial anyway.
This commit is contained in:
Joseph C. Sible 2020-02-09 20:12:57 -05:00
parent 7e6a556ef1
commit 0ca50159ec
1 changed files with 2 additions and 4 deletions
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6
src/ShellCheck/Analytics.hs
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@ -565,10 +565,8 @@ checkShebang params (T_Script _ (T_Literal id sb) _) = execWriter $ do
unless (null sb) $ do
unless ("/" `isPrefixOf` sb) $
err id 2239 "Ensure the shebang uses an absolute path to the interpreter."
case words sb of
first:_ ->
when ("/" `isSuffixOf` first) $
err id 2246 "This shebang specifies a directory. Ensure the interpreter is a file."
when ("/" `isSuffixOf` head (words sb)) $
err id 2246 "This shebang specifies a directory. Ensure the interpreter is a file."
prop_checkForInQuoted = verify checkForInQuoted "for f in \"$(ls)\"; do echo foo; done"