reduce API surface area

lib/Echidna/Exec.hs

@@ -7,6 +7,7 @@ module Echidna.Exec (
   , ePropertySeq
   , execCall
   , fuzz
+  , module Echidna.Internal.Runner
   ) where
 
 import Control.Lens               ((^.), (.=))
@@ -29,6 +30,7 @@ import EVM.Concrete (Blob(..))
 import EVM.Exec     (exec)
 
 import Echidna.ABI (SolCall, SolSignature, displayAbiCall, encodeSig, genInteractions)
+import Echidna.Internal.Runner
 
 execCall :: MonadState VM m => SolCall -> m VMResult
 execCall (t,vs) = state . calldata .= cd >> exec where

package.yaml

@@ -31,16 +31,16 @@ default-extensions:
 
 library:
   source-dirs: lib/
+  exposed-modules:
+    - Echidna.ABI
+    - Echidna.Exec
+    - Echidna.Solidity
 
 executables:
   echidna-test:
     main: Main.hs
     source-dirs: src/
     dependencies: echidna
-  simple-example-exe:
-    main: Simple.hs
-    source-dirs: examples/simple
-    dependencies: echidna
   state-example-exe:
     main: StateMachine.hs
     source-dirs: examples/state-machine

src/Main.hs

@@ -7,7 +7,6 @@ import Hedgehog.Internal.Property (GroupName(..), PropertyName(..))
 import System.Environment         (getArgs)
 
 import Echidna.Exec
-import Echidna.Internal.Runner (checkParallel)
 import Echidna.Solidity
 
 main :: IO ()