Use named field initialization for references

perl/lib/Nix/Store.xs

@@ -299,7 +299,7 @@ SV * makeFixedOutputPath(int recursive, char * algo, char * hash, char * name)
                     .method = method,
                     .hash = h,
                 },
-                {},
+                .references = {},
             });
             XPUSHs(sv_2mortal(newSVpv(store()->printStorePath(path).c_str(), 0)));
         } catch (Error & e) {

src/libexpr/primops.cc

@@ -1249,7 +1249,7 @@ static void prim_derivationStrict(EvalState & state, const PosIdx pos, Value * *
                 .method = method,
                 .hash = h,
             },
-            {},
+            .references = {},
         });
         drv.env["out"] = state.store->printStorePath(outPath);
         drv.outputs.insert_or_assign("out",

src/libexpr/primops/fetchTree.cc

@@ -235,7 +235,7 @@ static void fetch(EvalState & state, const PosIdx pos, Value * * args, Value & v
                     .method = unpack ? FileIngestionMethod::Recursive : FileIngestionMethod::Flat,
                     .hash = *expectedHash,
                 },
-                {}
+                .references = {}
             });
 
         if (state.store->isValidPath(expectedPath)) {

src/libfetchers/fetchers.cc

@@ -215,7 +215,7 @@ StorePath Input::computeStorePath(Store & store) const
             .method = FileIngestionMethod::Recursive,
             .hash = *narHash,
         },
-        {},
+        .references = {},
     });
 }
 

src/libfetchers/tarball.cc

@@ -79,7 +79,7 @@ DownloadFileResult downloadFile(
                         .method = FileIngestionMethod::Flat,
                         .hash = hash,
                     },
-                    {},
+                    .references = {},
                 },
             },
             hashString(htSHA256, sink.s),

src/libstore/binary-cache-store.cc

@@ -313,7 +313,7 @@ StorePath BinaryCacheStore::addToStoreFromDump(Source & dump, std::string_view n
                         .method = method,
                         .hash = nar.first,
                     },
-                    {
+                    .references = {
                         .references = references,
                         .hasSelfReference = false,
                     },
@@ -433,7 +433,7 @@ StorePath BinaryCacheStore::addToStore(
                         .method = method,
                         .hash = h,
                     },
-                    {
+                    .references = {
                         .references = references,
                         .hasSelfReference = false,
                     },

src/libstore/build/local-derivation-goal.cc

@@ -2482,7 +2482,7 @@ DrvOutputs LocalDerivationGoal::registerOutputs()
                             .method = outputHash.method,
                             .hash = got,
                         },
-                        rewriteRefs(),
+                        .references = rewriteRefs(),
                     },
                 },
                 Hash::dummy,

src/libstore/content-address.cc

@@ -154,10 +154,16 @@ Hash getContentAddressHash(const ContentAddress & ca)
 ContentAddressWithReferences caWithoutRefs(const ContentAddress & ca) {
     return std::visit(overloaded {
         [&](const TextHash & h) -> ContentAddressWithReferences {
-            return TextInfo { h, {}};
+            return TextInfo {
+                h,
+                .references = {},
+            };
         },
         [&](const FixedOutputHash & h) -> ContentAddressWithReferences {
-            return FixedOutputInfo { h, {}};
+            return FixedOutputInfo {
+                h,
+                .references = {},
+            };
         },
     }, ca);
 }

src/libstore/local-store.cc

@@ -1426,7 +1426,7 @@ StorePath LocalStore::addToStoreFromDump(Source & source0, std::string_view name
                 .method = method,
                 .hash = hash,
             },
-            {
+            .references = {
                 .references = references,
                 .hasSelfReference = false,
             },

src/libstore/make-content-addressed.cc

@@ -55,7 +55,7 @@ std::map<StorePath, StorePath> makeContentAddressed(
                         .method = FileIngestionMethod::Recursive,
                         .hash = narModuloHash,
                     },
-                    std::move(refs),
+                    .references = std::move(refs),
                 },
             },
             Hash::dummy,

src/libstore/store-api.cc

@@ -232,7 +232,7 @@ std::pair<StorePath, Hash> Store::computeStorePathForPath(std::string_view name,
             .method = method,
             .hash = h,
         },
-        {},
+        .references = {},
     };
     return std::make_pair(makeFixedOutputPath(name, caInfo), h);
 }
@@ -442,7 +442,7 @@ ValidPathInfo Store::addToStoreSlow(std::string_view name, const Path & srcPath,
                     .method = method,
                     .hash = hash,
                 },
-                {},
+                .references = {},
             },
         },
         narHash,
@@ -1270,16 +1270,18 @@ std::optional<StorePathDescriptor> ValidPathInfo::fullStorePathDescriptorOpt() c
     return StorePathDescriptor {
         .name = std::string { path.name() },
         .info = std::visit(overloaded {
-            [&](const TextHash & th) {
-                TextInfo info { th };
+            [&](const TextHash & th) -> ContentAddressWithReferences {
                 assert(!hasSelfReference);
-                info.references = references;
-                return ContentAddressWithReferences { info };
+                return TextInfo {
+                    th,
+                    .references = references,
+                };
             },
-            [&](const FixedOutputHash & foh) {
-                FixedOutputInfo info { foh };
-                info.references = static_cast<PathReferences<StorePath>>(*this);
-                return ContentAddressWithReferences { info };
+            [&](const FixedOutputHash & foh) -> ContentAddressWithReferences {
+                return FixedOutputInfo {
+                    foh,
+                    .references = static_cast<PathReferences<StorePath>>(*this),
+                };
             },
         }, *ca),
     };

src/nix-store/nix-store.cc

@@ -220,7 +220,7 @@ static void opPrintFixedPath(Strings opFlags, Strings opArgs)
             .method = method,
             .hash = Hash::parseAny(hash, hashAlgo),
         },
-        {},
+        .references = {},
     })));
 }
 

src/nix/add-to-store.cc

@@ -50,7 +50,7 @@ struct CmdAddToStore : MixDryRun, StoreCommand
                         .method = std::move(ingestionMethod),
                         .hash = std::move(hash),
                     },
-                    {},
+                    .references = {},
                 },
             },
             narHash,

src/nix/prefetch.cc

@@ -72,7 +72,7 @@ std::tuple<StorePath, Hash> prefetchFile(
                 .method = ingestionMethod,
                 .hash = *expectedHash,
             },
-            {},
+            .references = {},
         });
         if (store->isValidPath(*storePath))
             hash = expectedHash;

src/nix/profile.cc

@@ -205,7 +205,7 @@ struct ProfileManifest
                         .method = FileIngestionMethod::Recursive,
                         .hash = narHash,
                     },
-                    { references },
+                    .references = { references },
                 },
             },
             narHash,