[#518] Build ghcide with GHC 8.10.1 (#519)

* [#518] Build ghcide with GHC 8.10.1

Resolves #518

* Move CPP logic to the Compat module

* Revert changes to mkHieFile

* Add local fork of HieAst for 8.10.1

The fix for mkHieFile didn't make it into 8.10.1, so the override is still needed

* Ignore hlint in src-ghc810/HieAst.hs

* Whitelist CPP for Development.IDE.GHC.Orphans

* [#518] Build ghcide with GHC 8.10.1

Resolves #518

* Move CPP logic to the Compat module

* Revert changes to mkHieFile

* Add local fork of HieAst for 8.10.1

The fix for mkHieFile didn't make it into 8.10.1, so the override is still needed

* Ignore hlint in src-ghc810/HieAst.hs

* Whitelist CPP for Development.IDE.GHC.Orphans

* Plugin tests known broken in 8.10.1 (#556)

* Bump up ghc-check version

Co-authored-by: Pepe Iborra <pepeiborra@gmail.com>

Co-authored-by: pepe iborra <pepeiborra@gmail.com>

Author: chshersh

.azure/linux-stack.yml

@@ -5,6 +5,8 @@ jobs:
     vmImage: 'ubuntu-latest'
   strategy:
     matrix:
+      stack_810:
+        STACK_YAML: "stack810.yaml"
       stack_88:
         STACK_YAML: "stack88.yaml"
       stack_86:

.azure/windows-stack.yml

@@ -5,6 +5,8 @@ jobs:
     vmImage: 'windows-2019'
   strategy:
     matrix:
+      stack_810:
+        STACK_YAML: "stack810.yaml"
       stack_88:
         STACK_YAML: "stack88.yaml"
       stack_86:

.hlint.yaml

@@ -81,6 +81,7 @@
     - Development.IDE.Core.Compile
     - Development.IDE.Core.Rules
     - Development.IDE.GHC.Compat
+    - Development.IDE.GHC.Orphans
     - Development.IDE.GHC.Util
     - Development.IDE.Import.FindImports
     - Development.IDE.LSP.Outline

ghcide.cabal

@@ -149,7 +149,12 @@ library
         Development.IDE.Plugin.CodeAction.RuleTypes
         Development.IDE.Plugin.Completions.Logic
         Development.IDE.Plugin.Completions.Types
-    if impl(ghc > 8.7) || flag(ghc-lib)
+    if (impl(ghc > 8.7) && impl(ghc < 8.10)) || flag(ghc-lib)
+      hs-source-dirs: src-ghc88
+      other-modules:
+        Development.IDE.GHC.HieAst
+    if (impl(ghc > 8.9))
+      hs-source-dirs: src-ghc810
       other-modules:
         Development.IDE.GHC.HieAst
     ghc-options: -Wall -Wno-name-shadowing