nix registry list: Show 'dir' attribute

Issue #4050.

2 files changed, 10 insertions, 0 deletions

diff --git a/src/libfetchers/fetchers.cc b/src/libfetchers/fetchers.cc
index eaa635595..49851f7bc 100644
--- a/src/libfetchers/fetchers.cc
+++ b/src/libfetchers/fetchers.cc
@@ -69,6 +69,14 @@ ParsedURL Input::toURL() const
     return scheme->toURL(*this);
 }
 
+std::string Input::toURLString(const std::map<std::string, std::string> & extraQuery) const
+{
+    auto url = toURL();
+    for (auto & attr : extraQuery)
+        url.query.insert(attr);
+    return url.to_string();
+}
+
 std::string Input::to_string() const
 {
     return toURL().to_string();
diff --git a/src/libfetchers/fetchers.hh b/src/libfetchers/fetchers.hh
index 36d44f6e1..cc31a31b9 100644
--- a/src/libfetchers/fetchers.hh
+++ b/src/libfetchers/fetchers.hh
@@ -39,6 +39,8 @@ public:
 
     ParsedURL toURL() const;
 
+    std::string toURLString(const std::map<std::string, std::string> & extraQuery = {}) const;
+
     std::string to_string() const;
 
     Attrs toAttrs() const;