feat: add juliaformatter

- adds juliaformatter(https://github.com/domluna/JuliaFormatter.jl)
- most of the settings were ported from https://github.com/qiaojunfeng/pre-commit-julia-format/blob/main/.pre-commit-hooks.yaml

README.md

@@ -178,6 +178,10 @@ use nix
 - [revive](https://github.com/mgechev/revive)
 - [staticcheck](https://github.com/dominikh/go-tools)
 
+## Julia
+
+- [JuiaFormatter.jl](https://github.com/domluna/JuliaFormatter.jl)
+
 ## Shell
 
 - [shellcheck](https://github.com/koalaman/shellcheck)

modules/hooks.nix

@@ -2241,5 +2241,25 @@ in
         entry = "${tools.typst-fmt}/bin/typst-fmt";
         files = "\\.typ$";
       };
+
+      juliaformatter = {
+        description = "Run JuliaFormatter.jl against Julia source files";
+        files = "\\.jl$";
+        entry = ''
+          ${tools.julia-bin}/bin/julia -e '
+          using Pkg
+          Pkg.activate(".")
+          using JuliaFormatter
+          format(ARGS)
+          out = Cmd(`git diff --name-only`) |> read |> String
+          if out == ""
+              exit(0)
+          else
+              @error "Some files have been formatted !!!"
+              write(stdout, out)
+              exit(1)
+          end'
+        '';
+      };
     };
 }

nix/tools.nix

@@ -36,6 +36,7 @@
 , hunspell
 , luaPackages
 , lua-language-server
+, julia-bin
 , mdl
 , mdsh
 , nil
@@ -109,6 +110,7 @@ in
     hlint
     hpack
     html-tidy
+    julia-bin
     mdl
     mdsh
     nil