simpleTranslate2: ignore irrelevant dependency objects

src/lib/simpleTranslate2.nix

@@ -92,7 +92,15 @@
           ;
       };
 
-      allDependencies =
+      /*
+       format:
+       {
+         foo = {
+           "1.0.0" = finalObj
+         }
+       }
+       */
+      makeDependencies = finalObjects:
         l.foldl'
         (result: finalObj:
           lib.recursiveUpdate
@@ -105,6 +113,31 @@
         {}
         finalObjects;
 
+      allDependencies = makeDependencies finalObjects;
+
+      exportedFinalObjects =
+        l.filter
+        (finalObj:
+          exportedPackages.${finalObj.name} or null == finalObj.version)
+        finalObjects;
+
+      relevantFinalObjects = l.genericClosure {
+        startSet =
+          l.map
+          (finalObj:
+            finalObj
+            // {key = "${finalObj.name}#${finalObj.version}";})
+          exportedFinalObjects;
+        operator = finalObj:
+          l.map
+          (c:
+            allDependencies.${c.name}.${c.version}
+            // {key = "${c.name}#${c.version}";})
+          finalObj.dependencies;
+      };
+
+      relevantDependencies = makeDependencies relevantFinalObjects;
+
       sources =
         l.mapAttrs
         (name: versions: let
@@ -120,7 +153,7 @@
           l.mapAttrs
           (version: finalObj: finalObj.sourceSpec)
           filteredObjects)
-        allDependencies;
+        relevantDependencies;
 
       dependencyGraph =
         lib.mapAttrs
@@ -128,7 +161,7 @@
           lib.mapAttrs
           (version: finalObj: finalObj.dependencies)
           versions)
-        allDependencies;
+        relevantDependencies;
 
       cyclicDependencies =
         # TODO: inefficient! Implement some kind of early cutoff