push sheeet

pkgs/development/compilers/flutter/update/get-engine-hashes.nix.in

@@ -0,0 +1,35 @@
+{ callPackage, symlinkJoin, stdenv, lib }:
+let
+  nixpkgsRoot = "@nixpkgs_root@";
+  version = "@flutter_version@";
+  engineVersion = "@engine_version@";
+
+  systemPlatforms = [
+    "x86_64-linux"
+    "aarch64-linux"
+  ];
+
+  derivations =
+    lib.foldl'
+      (
+        acc: buildPlatform:
+          acc
+          ++ (map
+            (targetPlatform:
+              callPackage "${nixpkgsRoot}/pkgs/development/compilers/flutter/engine/source.nix" {
+                targetPlatform = lib.systems.elaborate targetPlatform;
+                hostPlatform = lib.systems.elaborate buildPlatform;
+                buildPlatform = lib.systems.elaborate buildPlatform;
+                flutterVersion = version;
+                version = engineVersion;
+                url = "https://github.com/flutter/flutter.git@${engineVersion}";
+                hashes."${buildPlatform}"."${targetPlatform}" = lib.fakeSha256;
+              })
+            systemPlatforms)
+      ) [ ]
+      systemPlatforms;
+in
+symlinkJoin {
+  name = "evaluate-derivations";
+  paths = derivations;
+}