Order dependants such that the project is on top

Author: zmeir

crates/uv-resolver/src/lock/requirements_txt.rs

@@ -316,6 +316,13 @@ impl<'lock> RequirementsTxtExport<'lock> {
                 marker: reachability.remove(&index).unwrap_or_default(),
                 dependents: graph
                     .edges_directed(index, Direction::Incoming)
+                    .sorted_by_key(|edge| {
+                        graph
+                            .neighbors_directed(edge.source(), Direction::Incoming)
+                            .filter(|&node| node == root)
+                            .count()
+                            == 0
+                    })
                     .filter_map(|edge| {
                         let src = edge.source();
                         if src == root {

crates/uv/tests/it/export.rs

@@ -2961,12 +2961,12 @@ fn complex_conflict_markers() -> Result<()> {
         # via torch
     torch==2.6.0 ; sys_platform == 'darwin'
         # via
-        #   torchvision
         #   project
+        #   torchvision
     torch==2.6.0+cpu ; sys_platform != 'darwin'
         # via
-        #   torchvision
         #   project
+        #   torchvision
     torchvision==0.21.0 ; (platform_machine == 'aarch64' and sys_platform == 'linux') or sys_platform == 'darwin'
         # via project
     torchvision==0.21.0+cpu ; (platform_machine != 'aarch64' and sys_platform == 'linux') or (sys_platform != 'darwin' and sys_platform != 'linux')