1 files changed, 14 insertions, 0 deletions
diff --git a/src/libexpr/primops/flake.hh b/src/libexpr/primops/flake.hh
index e504dc196..af28bc5b0 100644
--- a/src/libexpr/primops/flake.hh
+++ b/src/libexpr/primops/flake.hh
@@ -21,4 +21,18 @@ Value * makeFlakeRegistryValue(EvalState & state);
 
 Value * makeFlakeValue(EvalState & state, std::string flakeUri, Value & v);
 
+struct Flake
+{
+    FlakeId id;
+    std::string description;
+    Path path;
+    std::vector<FlakeRef> requires;
+    std::unique_ptr<FlakeRegistry> lockFile;
+    Value * vProvides; // FIXME: gc
+    // commit hash
+    // date
+    // content hash
+};
+
+static Flake getFlake(EvalState & state, const FlakeRef & flakeRef);
 }