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Don't warn about missing path for find -O3 . (#942)

This commit is contained in:
Vidar Holen 2017-07-08 15:41:45 -07:00
parent 79ae89076a
commit 8f99d2b008
1 changed files with 5 additions and 2 deletions
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7
ShellCheck/Checks/Commands.hs
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@ -620,6 +620,8 @@ prop_checkFindWithoutPath1 = verify checkFindWithoutPath "find -type f"
prop_checkFindWithoutPath2 = verify checkFindWithoutPath "find"
prop_checkFindWithoutPath3 = verifyNot checkFindWithoutPath "find . -type f"
prop_checkFindWithoutPath4 = verifyNot checkFindWithoutPath "find -H -L \"$path\" -print"
prop_checkFindWithoutPath5 = verifyNot checkFindWithoutPath "find -O3 ."
prop_checkFindWithoutPath6 = verifyNot checkFindWithoutPath "find -D exec ."
checkFindWithoutPath = CommandCheck (Basename "find") f
where
f (T_SimpleCommand _ _ (cmd:args)) =
@ -628,11 +630,12 @@ checkFindWithoutPath = CommandCheck (Basename "find") f
-- This is a bit of a kludge. find supports flag arguments both before and after the path,
-- as well as multiple non-flag arguments that are not the path. We assume that all the
-- pre-path flags are single characters, which is generally the case.
-- pre-path flags are single characters, which is generally the case except for -O3.
hasPath (first:rest) =
let flag = fromJust $ getLiteralStringExt (const $ return "___") first in
not ("-" `isPrefixOf` flag) || length flag <= 2 && hasPath rest
not ("-" `isPrefixOf` flag) || isLeadingFlag flag && hasPath rest
hasPath [] = False
isLeadingFlag flag = length flag <= 2 || "-O" `isPrefixOf` flag
prop_checkTimeParameters1 = verify checkTimeParameters "time -f lol sleep 10"