cleanup: Remove redundant imports

From GHC.Debugger.Runtime.Instances

Author: alt-romes

haskell-debugger/GHC/Debugger/Runtime/Instances.hs

@@ -1,38 +1,18 @@
 {-# LANGUAGE TemplateHaskell, LambdaCase, BlockArguments #-}
 module GHC.Debugger.Runtime.Instances where
 
-import Control.Exception
 import Control.Monad
 import Control.Monad.Reader
 
 import GHC
-import GHC.Builtin.Names
-import GHC.Core.TyCon
-import GHC.Core.Type
-import GHC.Driver.Config
 import GHC.Driver.Env
-import GHC.Driver.Main
-import GHC.HsToCore.Expr
-import GHC.HsToCore.Monad
 import GHC.Plugins
-import GHC.Rename.Env
-import GHC.Rename.Expr
 import GHC.Runtime.Eval
 import GHC.Runtime.Heap.Inspect
 import GHC.Runtime.Interpreter as Interp
-import GHC.Tc.Gen.Expr
-import GHC.Tc.Solver
-import GHC.Tc.Types.Evidence
-import GHC.Tc.Utils.Env
-import GHC.Tc.Utils.Monad
-import GHC.Tc.Utils.TcType
-import GHC.Tc.Zonk.Type
-import GHCi.Message
 
 import GHC.Debugger.Monad
-import GHC.Debugger.Session.Builtin
 import GHC.Debugger.View.Class
-import GHC.Debugger.Logger as Logger
 
 import GHC.Debugger.Runtime.Instances.Discover
 

test/golden/T135/T135.hdb-stdin

@@ -0,0 +1 @@
+run

test/golden/T135/T135.hdb-stdout

@@ -0,0 +1,13 @@
+[1 of 3] Compiling GHC.Debugger.View.Class ( in-memory:GHC.Debugger.View.Class, interpreted )[haskell-debugger-view-in-memory]
+[2 of 3] Compiling Main             ( <TEMPORARY-DIRECTORY>/myapp/app/Main.hs, interpreted )[myapp-0.1.0.0-inplace-myapp]
+<TEMPORARY-DIRECTORY>/myapp/app/Main.hs:3:1: warning: [GHC-66111] [-Wunused-imports]
+    The import of ‘MyLib’ is redundant
+      except perhaps to import instances from ‘MyLib’
+    To import instances alone, use: import MyLib()
+  |
+3 | import MyLib (someFunc)
+  | ^^^^^^^^^^^^^^^^^^^^^^^
+
+(hdb) Hello, Haskell!
+EvalCompleted {resultVal = "()", resultType = "()", resultStructureRef = NoVariables}
+(hdb) Exiting...

test/golden/T135/T135.hdb-test

@@ -1,7 +1,7 @@
 #!/bin/sh
-mkdir -p mystore
-STORE=$PWD/mystore
-(cd mylib && cabal --store-dir="$STORE" install --lib --package-env .)
-MYPKGDB=$(echo "$STORE"/ghc-*/package.db)
-cd myapp || exit 11
-hdb app/Main.hs --extra-ghc-options=-package-db="$MYPKGDB"
+# mkdir -p mystore
+# STORE=$PWD/mystore
+# hie-bios already handles setting up its own pkgdb I think
+# (cd mylib && cabal -v0 --store-dir="$STORE" install --lib --package-env .)
+# MYPKGDB=$(echo "$STORE"/ghc-*/package.db)
+hdb -v0 myapp/app/Main.hs < T135.hdb-stdin # the pkgdb is filled in by hie-bios (--extra-ghc-args -package-db="$MYPKGDB")