vscode-extensions.redhat.vscode-xml: fix

pkgs/applications/editors/vscode/extensions/default.nix

@@ -4044,15 +4044,7 @@ let
         };
       };
 
-      redhat.vscode-xml = buildVscodeMarketplaceExtension {
-        mktplcRef = {
-          publisher = "redhat";
-          name = "vscode-xml";
-          version = "0.29.0";
-          hash = "sha256-I6ZRtt43Qo3m8OfmjkVfBIaNWWvLULlwnJZqIp/WEuI=";
-        };
-        meta.license = lib.licenses.epl20;
-      };
+      redhat.vscode-xml = callPackage ./redhat.vscode-xml { };
 
       redhat.vscode-yaml = buildVscodeMarketplaceExtension {
         mktplcRef = {

pkgs/applications/editors/vscode/extensions/redhat.vscode-xml/default.nix

@@ -0,0 +1,49 @@
+{
+  lib,
+  stdenvNoCC,
+  vscode-utils,
+  vscode-extension-update-script,
+}:
+
+vscode-utils.buildVscodeMarketplaceExtension {
+  mktplcRef =
+    let
+      sources = {
+        "x86_64-linux" = {
+          arch = "linux-x64";
+          hash = "sha256-FnMTpDXC/UIMPfcBbpZRo/T0LljFP0+syv2aTZjOczc=";
+        };
+        "x86_64-darwin" = {
+          arch = "darwin-x64";
+          hash = "sha256-bPkRzOpd7nlIg3oLvrfIrcvrxJqnRhNZNzgao8ga+OM=";
+        };
+        "aarch64-darwin" = {
+          arch = "darwin-arm64";
+          hash = "sha256-UnRWxjmicfizn8SUspkhjjiYDJDFGI4ItIPLTnRZEy0=";
+        };
+      };
+    in
+    {
+      publisher = "redhat";
+      name = "vscode-xml";
+      version = "0.29.0";
+    }
+    // sources.${stdenvNoCC.hostPlatform.system}
+      or (throw "Unsupported system ${stdenvNoCC.hostPlatform.system}");
+
+  passthru.updateScript = vscode-extension-update-script {
+    extraArgs = [
+      "--override-filename"
+      "pkgs/applications/editors/vscode/extensions/redhat.vscode-xml/default.nix"
+    ];
+  };
+
+  meta = {
+    license = lib.licenses.epl20;
+    platforms = [
+      "x86_64-linux"
+      "aarch64-darwin"
+      "x86_64-darwin"
+    ];
+  };
+}