From dfb9eeec99272fcb2776d39ac634275715bc1549 Mon Sep 17 00:00:00 2001
From: Jose Storopoli <jose@storopoli.io>
Date: Sat, 30 Dec 2023 06:34:14 -0300
Subject: [PATCH] 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         |  4 ++++
 modules/hooks.nix | 20 ++++++++++++++++++++
 nix/tools.nix     |  2 ++
 3 files changed, 26 insertions(+)

diff --git a/README.md b/README.md
index be033692..e7286226 100644
--- a/README.md
+++ b/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)
diff --git a/modules/hooks.nix b/modules/hooks.nix
index 241597ce..f03e1aeb 100644
--- a/modules/hooks.nix
+++ b/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'
+        '';
+      };
     };
 }
diff --git a/nix/tools.nix b/nix/tools.nix
index fb889a45..6bae4fc0 100644
--- a/nix/tools.nix
+++ b/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