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Refactor definition of special variables.

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This ensures that the parser and other places that refer to special
variables can use the same list.
This commit is contained in:
Benjamin Gordon 2019-04-25 09:32:20 -06:00 • committed by Benjamin Gordon
parent 50116e8aee
commit 0358090b3c
2 changed files with 3 additions and 1 deletions
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2
src/ShellCheck/Parser.hs
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@ -69,7 +69,7 @@ variableChars = upper <|> lower <|> digit <|> oneOf "_"
functionChars = variableChars <|> oneOf ":+?-./^@"
-- Chars to allow in functions using the 'function' keyword
extendedFunctionChars = functionChars <|> oneOf "[]*=!"
specialVariable = oneOf "@*#?-$!"
specialVariable = oneOf (concat specialVariables)
paramSubSpecialChars = oneOf "/:+-=%"
quotableChars = "|&;<>()\\ '\t\n\r\xA0" ++ doubleQuotableChars
quotable = almostSpace <|> oneOf quotableChars