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module Data.GI.GIR.Deprecation
( DeprecationInfo(..)
, queryDeprecated
) where
import qualified Data.Map as M
import Data.Text (Text)
import Text.XML (Element(elementAttributes))
import Data.GI.GIR.XMLUtils (firstChildWithLocalName, getElementContent)
-- | Deprecation information on a symbol.
data DeprecationInfo = DeprecationInfo {
deprecatedSinceVersion :: Maybe Text,
deprecationMessage :: Maybe Text
} deriving (Show, Eq)
-- | Parse the deprecation information for the given element of the GIR file.
queryDeprecated :: Element -> Maybe DeprecationInfo
queryDeprecated element =
case M.lookup "deprecated" attrs of
Just _ -> let version = M.lookup "deprecated-version" attrs
msg = firstChildWithLocalName "doc-deprecated" element >>=
getElementContent
in Just (DeprecationInfo version msg)
Nothing -> Nothing
where attrs = elementAttributes element
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