32 lines
1.1 KiB
Haskell
32 lines
1.1 KiB
Haskell
{- This Source Code Form is subject to the terms of the Mozilla Public License,
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v. 2.0. If a copy of the MPL was not distributed with this file, You can
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obtain one at https://mozilla.org/MPL/2.0/. -}
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{-# LANGUAGE DuplicateRecordFields #-}
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{-# LANGUAGE ExplicitForAll #-}
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{-# LANGUAGE NamedFieldPuns #-}
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module Language.GraphQL.Execute.Internal
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( addError
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, singleError
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) where
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import Control.Monad.Trans.State (modify)
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import Control.Monad.Catch (MonadCatch)
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import Data.Sequence ((|>))
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import qualified Data.Text as Text
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import qualified Language.GraphQL.AST as Full
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import Language.GraphQL.Error (CollectErrsT, Error(..), Resolution(..))
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import Prelude hiding (null)
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addError :: MonadCatch m => forall a. a -> Error -> CollectErrsT m a
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addError returnValue error' = modify appender >> pure returnValue
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where
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appender :: Resolution m -> Resolution m
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appender resolution@Resolution{ errors } = resolution
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{ errors = errors |> error'
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}
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singleError :: [Full.Location] -> String -> Error
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singleError errorLocations message = Error (Text.pack message) errorLocations []
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