From b47ea12ff4442029c7016c13d5c55f86e10cbad3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Joaqu=C3=ADn=20Tri=C3=B1anes?= <hi@joaquint.io>
Date: Mon, 5 May 2025 19:12:56 +0200
Subject: [PATCH] mise: statically generate nushell config

---
 modules/programs/mise.nix                      | 10 +++++-----
 .../programs/mise/nushell-integration.nix      | 18 ++++++++++--------
 2 files changed, 15 insertions(+), 13 deletions(-)

diff --git a/modules/programs/mise.nix b/modules/programs/mise.nix
index 0dfe066e8..65ed2d150 100644
--- a/modules/programs/mise.nix
+++ b/modules/programs/mise.nix
@@ -129,12 +129,12 @@ in
       '';
 
       nushell = mkIf (cfg.enableNushellIntegration && cfg.package != null) {
-        extraEnv = ''
-          let mise_path = $nu.default-config-dir | path join mise.nu
-          ^mise activate nu | save $mise_path --force
-        '';
         extraConfig = ''
-          use ($nu.default-config-dir | path join mise.nu)
+          use ${
+            pkgs.runCommand "mise-nushell-config.nu" { } ''
+              ${lib.getExe cfg.package} activate nu > $out
+            ''
+          }
         '';
       };
     };
diff --git a/tests/modules/programs/mise/nushell-integration.nix b/tests/modules/programs/mise/nushell-integration.nix
index 761478845..6433e09a9 100644
--- a/tests/modules/programs/mise/nushell-integration.nix
+++ b/tests/modules/programs/mise/nushell-integration.nix
@@ -2,7 +2,14 @@
 {
   programs = {
     mise = {
-      package = config.lib.test.mkStubPackage { name = "mise"; };
+      package = config.lib.test.mkStubPackage {
+        name = "mise";
+        buildScript = ''
+          mkdir -p $out/bin
+          touch $out/bin/mise
+          chmod +x $out/bin/mise
+        '';
+      };
       enable = true;
       enableNushellIntegration = true;
     };
@@ -11,12 +18,7 @@
   };
 
   nmt.script = ''
-    assertFileContains home-files/.config/nushell/env.nu \
-      '
-      let mise_path = $nu.default-config-dir | path join mise.nu
-      ^mise activate nu | save $mise_path --force
-      '
-    assertFileContains home-files/.config/nushell/config.nu \
-      'use ($nu.default-config-dir | path join mise.nu)'
+    assertFileRegex home-files/.config/nushell/config.nu \
+      'use \/nix\/store\/.*-mise-nushell-config.nu'
   '';
 }