Foreign.R.Parse

Bindings for R/R_ext/Parse.h.

Documentation

parseVector :: In a [Nil, String] => SEXP s String -> Int -> Ptr CInt -> SEXP s a -> IO (SEXP s Expr)

parseVector text num status source parses the input string into an AST. source, if provided, names the origin of text (e.g. a filename). num limits the number of expressions to parse, or -1 if no limit.

data ParseStatus

The return code of a call to parseVector, indicating whether the parser failed or succeeded.

Constructors

PARSE_NULL

PARSE_OK

PARSE_INCOMPLETE

PARSE_ERROR

PARSE_EOF

Instances

Enum ParseStatus

Methods

succ :: ParseStatus -> ParseStatus

pred :: ParseStatus -> ParseStatus

toEnum :: Int -> ParseStatus

fromEnum :: ParseStatus -> Int

enumFrom :: ParseStatus -> [ParseStatus]

enumFromThen :: ParseStatus -> ParseStatus -> [ParseStatus]

enumFromTo :: ParseStatus -> ParseStatus -> [ParseStatus]

enumFromThenTo :: ParseStatus -> ParseStatus -> ParseStatus -> [ParseStatus]

Eq ParseStatus

Methods

(==) :: ParseStatus -> ParseStatus -> Bool

(/=) :: ParseStatus -> ParseStatus -> Bool

Show ParseStatus

Methods

showsPrec :: Int -> ParseStatus -> ShowS

show :: ParseStatus -> String

showList :: [ParseStatus] -> ShowS