diff --git a/ShellCheck/AST.hs b/ShellCheck/AST.hs index 769b6f2..359b865 100644 --- a/ShellCheck/AST.hs +++ b/ShellCheck/AST.hs @@ -23,7 +23,7 @@ import qualified Text.Regex as Re data Id = Id Int deriving (Show, Eq, Ord) -data Token = T_AND_IF Id | T_OR_IF Id | T_DSEMI Id | T_Semi Id | T_DLESS Id | T_DGREAT Id | T_LESSAND Id | T_GREATAND Id | T_LESSGREAT Id | T_DLESSDASH Id | T_CLOBBER Id | T_If Id | T_Then Id | T_Else Id | T_Elif Id | T_Fi Id | T_Do Id | T_Done Id | T_Case Id | T_Esac Id | T_While Id | T_Until Id | T_For Id | T_Lbrace Id | T_Rbrace Id | T_Lparen Id | T_Rparen Id | T_Bang Id | T_In Id | T_NEWLINE Id | T_EOF Id | T_Less Id | T_Greater Id | T_SingleQuoted Id String | T_Literal Id String | T_NormalWord Id [Token] | T_DoubleQuoted Id [Token] | T_DollarExpansion Id [Token] | T_DollarBraced Id Token | T_DollarArithmetic Id Token | T_BraceExpansion Id String | T_IoFile Id Token Token | T_HereDoc Id Bool Bool String | T_HereString Id Token | T_FdRedirect Id String Token | T_Assignment Id String Token | T_Array Id [Token] | T_Redirecting Id [Token] Token | T_SimpleCommand Id [Token] [Token] | T_Pipeline Id [Token] | T_Banged Id Token | T_AndIf Id (Token) (Token) | T_OrIf Id (Token) (Token) | T_Backgrounded Id Token | T_IfExpression Id [([Token],[Token])] [Token] | T_Subshell Id [Token] | T_BraceGroup Id [Token] | T_WhileExpression Id [Token] [Token] | T_UntilExpression Id [Token] [Token] | T_ForIn Id String [Token] [Token] | T_CaseExpression Id Token [([Token],[Token])] | T_Function Id String Token | T_Arithmetic Id Token | T_Script Id [Token] | T_Condition Id ConditionType Token | T_Extglob Id String [Token] | TC_And Id ConditionType String Token Token | TC_Or Id ConditionType String Token Token | TC_Group Id ConditionType Token | TC_Binary Id ConditionType String Token Token | TC_Unary Id ConditionType String Token | TC_Noary Id ConditionType Token | TA_Binary Id String Token Token | TA_Unary Id String Token | TA_Sequence Id [Token] | TA_Variable Id String | TA_Trinary Id Token Token Token | TA_Expansion Id Token | TA_Literal Id String | T_Backticked Id String | T_ProcSub Id String [Token] | T_Glob Id String | T_ForArithmetic Id Token Token Token [Token] +data Token = T_AND_IF Id | T_OR_IF Id | T_DSEMI Id | T_Semi Id | T_DLESS Id | T_DGREAT Id | T_LESSAND Id | T_GREATAND Id | T_LESSGREAT Id | T_DLESSDASH Id | T_CLOBBER Id | T_If Id | T_Then Id | T_Else Id | T_Elif Id | T_Fi Id | T_Do Id | T_Done Id | T_Case Id | T_Esac Id | T_While Id | T_Until Id | T_For Id | T_Lbrace Id | T_Rbrace Id | T_Lparen Id | T_Rparen Id | T_Bang Id | T_In Id | T_NEWLINE Id | T_EOF Id | T_Less Id | T_Greater Id | T_SingleQuoted Id String | T_Literal Id String | T_NormalWord Id [Token] | T_DoubleQuoted Id [Token] | T_DollarExpansion Id [Token] | T_DollarBraced Id Token | T_DollarArithmetic Id Token | T_BraceExpansion Id String | T_IoFile Id Token Token | T_HereDoc Id Bool Bool String | T_HereString Id Token | T_FdRedirect Id String Token | T_Assignment Id String Token | T_Array Id [Token] | T_Redirecting Id [Token] Token | T_SimpleCommand Id [Token] [Token] | T_Pipeline Id [Token] | T_Banged Id Token | T_AndIf Id (Token) (Token) | T_OrIf Id (Token) (Token) | T_Backgrounded Id Token | T_IfExpression Id [([Token],[Token])] [Token] | T_Subshell Id [Token] | T_BraceGroup Id [Token] | T_WhileExpression Id [Token] [Token] | T_UntilExpression Id [Token] [Token] | T_ForIn Id String [Token] [Token] | T_CaseExpression Id Token [([Token],[Token])] | T_Function Id String Token | T_Arithmetic Id Token | T_Script Id String [Token] | T_Condition Id ConditionType Token | T_Extglob Id String [Token] | TC_And Id ConditionType String Token Token | TC_Or Id ConditionType String Token Token | TC_Group Id ConditionType Token | TC_Binary Id ConditionType String Token Token | TC_Unary Id ConditionType String Token | TC_Noary Id ConditionType Token | TA_Binary Id String Token Token | TA_Unary Id String Token | TA_Sequence Id [Token] | TA_Variable Id String | TA_Trinary Id Token Token Token | TA_Expansion Id Token | TA_Literal Id String | T_Backticked Id String | T_ProcSub Id String [Token] | T_Glob Id String | T_ForArithmetic Id Token Token Token [Token] deriving (Show) @@ -111,7 +111,7 @@ analyze f g i t = list <- mapM round group return $ T_ForArithmetic id x y z list - delve (T_Script id l) = dl l $ T_Script id + delve (T_Script id s l) = dl l $ T_Script id s delve (T_Function id name body) = d1 body $ T_Function id name delve (T_Condition id typ token) = d1 token $ T_Condition id typ delve (T_Extglob id str l) = dl l $ T_Extglob id str @@ -199,7 +199,7 @@ getId t = case t of T_CaseExpression id _ _ -> id T_Function id _ _ -> id T_Arithmetic id _ -> id - T_Script id _ -> id + T_Script id _ _ -> id T_Condition id _ _ -> id T_Extglob id _ _ -> id T_Backticked id _ -> id diff --git a/ShellCheck/Parser.hs b/ShellCheck/Parser.hs index 47db397..18ffe76 100644 --- a/ShellCheck/Parser.hs +++ b/ShellCheck/Parser.hs @@ -1335,16 +1335,24 @@ wtf = do x <- many anyChar parseProblem ErrorC x +readShebang = do + try $ string "#!" + str <- anyChar `reluctantlyTill` oneOf "\r\n" + optional $ carriageReturn + linefeed + return str + readScript = do id <- getNextId + sb <- option "" readShebang do { allspacing; commands <- readTerm; eof <|> (parseProblem ErrorC "Parsing stopped here because of parsing errors."); - return $ T_Script id commands; + return $ T_Script id sb commands; } <|> do { parseProblem WarningC "Couldn't read any commands."; - return $ T_Script id $ [T_EOF id]; + return $ T_Script id sb $ [T_EOF id]; } rp p filename contents = Ms.runState (runParserT p initialState filename contents) ([], [])