uri -> url for consistency

2 files changed, 16 insertions, 9 deletions

diff --git a/src/libexpr/flake/flake.cc b/src/libexpr/flake/flake.cc
index 9e260263c..e8eb353fb 100644
--- a/src/libexpr/flake/flake.cc
+++ b/src/libexpr/flake/flake.cc
@@ -34,8 +34,14 @@ std::shared_ptr<FlakeRegistry> readRegistry(const Path & path)
         throw Error("flake registry '%s' has unsupported version %d", path, version);
 
     auto flakes = json["flakes"];
-    for (auto i = flakes.begin(); i != flakes.end(); ++i)
-        registry->entries.emplace(i.key(), FlakeRef(i->value("uri", "")));
+    for (auto i = flakes.begin(); i != flakes.end(); ++i) {
+        // FIXME: remove 'uri' soon.
+        auto url = i->value("url", i->value("uri", ""));
+        if (url.empty())
+            throw Error("flake registry '%s' lacks a 'url' attribute for entry '%s'",
+                path, i.key());
+        registry->entries.emplace(i.key(), url);
+    }
 
     return registry;
 }
@@ -46,7 +52,7 @@ void writeRegistry(const FlakeRegistry & registry, const Path & path)
     nlohmann::json json;
     json["version"] = 1;
     for (auto elem : registry.entries)
-        json["flakes"][elem.first.to_string()] = { {"uri", elem.second.to_string()} };
+        json["flakes"][elem.first.to_string()] = { {"url", elem.second.to_string()} };
     createDirs(dirOf(path));
     writeFile(path, json.dump(4)); // The '4' is the number of spaces used in the indentation in the json file.
 }
@@ -283,7 +289,8 @@ static Flake getFlake(EvalState & state, const FlakeRef & originalRef,
     }
 
     auto sInputs = state.symbols.create("inputs");
-    auto sUri = state.symbols.create("uri");
+    auto sUrl = state.symbols.create("url");
+    auto sUri = state.symbols.create("uri"); // FIXME: remove soon
     auto sFlake = state.symbols.create("flake");
 
     if (std::optional<Attr *> inputs = vInfo.attrs->get(sInputs)) {
@@ -295,7 +302,7 @@ static Flake getFlake(EvalState & state, const FlakeRef & originalRef,
             FlakeInput input(FlakeRef(inputAttr.name));
 
             for (Attr attr : *(inputAttr.value->attrs)) {
-                if (attr.name == sUri) {
+                if (attr.name == sUrl || attr.name == sUri) {
                     expectType(state, tString, *attr.value, *attr.pos);
                     input.ref = std::string(attr.value->string.s);
                 } else if (attr.name == sFlake) {
diff --git a/src/libexpr/flake/lockfile.cc b/src/libexpr/flake/lockfile.cc
index 039b7a7c1..2c3f3c93d 100644
--- a/src/libexpr/flake/lockfile.cc
+++ b/src/libexpr/flake/lockfile.cc
@@ -5,8 +5,8 @@ namespace nix::flake {
 
 LockedInput::LockedInput(const nlohmann::json & json)
     : LockedInputs(json)
-    , ref(json["uri"])
-    , originalRef(json["originalUri"])
+    , ref(json.value("url", json.value("uri", "")))
+    , originalRef(json.value("originalUrl", json.value("originalUri", "")))
     , narHash(Hash((std::string) json["narHash"]))
 {
     if (!ref.isImmutable())
@@ -16,8 +16,8 @@ LockedInput::LockedInput(const nlohmann::json & json)
 nlohmann::json LockedInput::toJson() const
 {
     auto json = LockedInputs::toJson();
-    json["uri"] = ref.to_string();
-    json["originalUri"] = originalRef.to_string();
+    json["url"] = ref.to_string();
+    json["originalUrl"] = originalRef.to_string();
     json["narHash"] = narHash.to_string(SRI);
     return json;
 }