{-# LANGUAGE RankNTypes #-}

module Events.Spec
       ( interpret
       , Spec, Expr(..), Val(..), Bindable(..), Elem(..)
       , module Events.Spec.Parse
       , module Events.Spec.Eval
       ) where

import Events.Spec.Types
import Events.Spec.Eval

import Events.Spec.Parse


import Data.Conduit

import Data.Text (Text)
import qualified Data.Text as T

import Control.Monad.Catch (MonadThrow)


interpret :: Monad m => Sink (Spec m) (Eval m) ()
interpret = maybe (lift mzero) (const interpret <=< lift . evalExpr) =<< await