Build with ghc 9.*

.github/workflows/haskell.yml

@@ -6,7 +6,7 @@ jobs:
   build:
     strategy:
       matrix:
-        ghc: ['8.6.5', '8.8.4', '8.10.7']
+        ghc: ['8.6.5', '8.8.4', '8.10.7', '9.0.1', '9.2.5', '9.4.5', '9.6.1', '9.8.2', '9.10.1']
         os: ['ubuntu-latest', 'macos-latest']
     runs-on: ${{ matrix.os }}
 

.gitignore

@@ -1,2 +1,3 @@
 dist/
 dist-newstyle/
+cabal.project.local

cabal.dependencies.project

@@ -0,0 +1,2 @@
+package unix
+  flags: +os-string

cabal.project

@@ -0,0 +1,3 @@
+packages: .
+
+import: cabal.dependencies.project

reflex-fsnotify.cabal

@@ -1,35 +1,40 @@
-cabal-version: >=1.10
-name: reflex-fsnotify
-version: 0.3.0.0
-synopsis: Reflex FRP interface for watching files
+cabal-version:      >=1.10
+name:               reflex-fsnotify
+version:            0.3.0.0
+license:            BSD3
+license-file:       LICENSE
+copyright:          2020 Obsidian Systems LLC
+maintainer:         [email protected]
+author:             Obsidian Systems LLC
+tested-with:
+    ghc ==8.10.7 || ==8.8.4 || ==8.6.5 || ==9.0.1 || ==9.2.5 || ==9.4.5 || ==9.6.1 || ==9.8.2 || ==9.10.1
+
+bug-reports:        https://github.com/reflex-frp/reflex-fsnotify/issues
+synopsis:           Reflex FRP interface for watching files
 description:
-  Watch files and directories for changes using a functional-reactive interface!
-  .
-  <https://reflex-frp.org/>
-bug-reports: https://github.com/reflex-frp/reflex-fsnotify/issues
-license: BSD3
-license-file: LICENSE
-author: Obsidian Systems LLC
-maintainer: [email protected]
-copyright: 2020 Obsidian Systems LLC
-category: System, FRP
-build-type: Simple
-extra-source-files: ChangeLog.md
-                    README.md
-tested-with: GHC ==8.10.7 || ==8.8.4 || ==8.6.5
+    Watch files and directories for changes using a functional-reactive interface!
+    .
+    <https://reflex-frp.org/>
 
-library
-  exposed-modules: Reflex.FSNotify
-  build-depends: base >=4.10 && <4.19
-               , containers >= 0.6 && < 0.7
-               , directory >= 1.3 && < 1.4
-               , filepath >= 1.4 && < 1.5
-               , fsnotify >= 0.4 && < 0.5
-               , reflex >= 0.5 && < 1
-  hs-source-dirs: src
-  default-language: Haskell2010
-  ghc-options: -Wall
+category:           System, FRP
+build-type:         Simple
+extra-source-files:
+    ChangeLog.md
+    README.md
 
 source-repository head
-  type: git
-  location: https://github.com/reflex-frp/reflex-fsnotify
+    type:     git
+    location: https://github.com/reflex-frp/reflex-fsnotify
+
+library
+    exposed-modules:  Reflex.FSNotify
+    hs-source-dirs:   src
+    default-language: Haskell2010
+    ghc-options:      -Wall
+    build-depends:
+        base >=4.10 && <4.21,
+        containers >=0.6 && <0.8,
+        directory >=1.3 && <1.4,
+        filepath >=1.4 && <1.6,
+        fsnotify >=0.4 && <0.5,
+        reflex >=0.5 && <1