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@ -130,7 +130,7 @@ bodyField key = field key $ return . itemBody
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--------------------------------------------------------------------------------
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-- | Map any field to its metadata value, if present
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metadataField :: Context String
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metadataField :: Context a
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metadataField = Context $ \k i -> do
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value <- getMetadataField (itemIdentifier i) k
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maybe empty (return . StringField) value
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