Eugen Wissner
0d23df3da2
The old function, addErrMsg, takes only a string with an error description, but more information is required for the execution errors: locations and path. addErrMsg should be deprecated after the switching to the new addError.
26 lines
826 B
Haskell
26 lines
826 B
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 NamedFieldPuns #-}
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module Language.GraphQL.Execute.Internal
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( addError
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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 Language.GraphQL.Error
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import Language.GraphQL.Execute.Coerce
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import Prelude hiding (null)
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addError :: (Serialize a, MonadCatch m) => Error -> CollectErrsT m a
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addError error' = modify appender >> pure null
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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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