Omit transitive development dependencies from workspace lockfile (#5646)

## Summary

Omit development dependencies from (e.g.) path dependencies.

Closes https://github.com/astral-sh/uv/issues/5593.

crates/uv-resolver/src/manifest.rs

@@ -181,7 +181,7 @@ impl Manifest {
         &'a self,
         markers: Option<&'a MarkerEnvironment>,
         mode: DependencyMode,
-    ) -> impl Iterator<Item = Cow<'a, PackageName>> + 'a {
+    ) -> impl Iterator<Item = Cow<'a, Requirement>> + 'a {
         match mode {
             // Include direct requirements, dependencies of editables, and transitive dependencies
             // of local packages.
@@ -200,26 +200,32 @@ impl Manifest {
                         self.overrides
                             .apply(&self.requirements)
                             .filter(move |requirement| requirement.evaluate_markers(markers, &[])),
-                    )
+                    ),
-                    .map(|requirement| match requirement {
-                        Cow::Borrowed(requirement) => Cow::Borrowed(&requirement.name),
-                        Cow::Owned(requirement) => Cow::Owned(requirement.name),
-                    }),
             ),
 
             // Restrict to the direct requirements.
             DependencyMode::Direct => Either::Right(
                 self.overrides
                     .apply(self.requirements.iter())
-                    .filter(move |requirement| requirement.evaluate_markers(markers, &[]))
+                    .filter(move |requirement| requirement.evaluate_markers(markers, &[])),
-                    .map(|requirement| match requirement {
-                        Cow::Borrowed(requirement) => Cow::Borrowed(&requirement.name),
-                        Cow::Owned(requirement) => Cow::Owned(requirement.name),
-                    }),
             ),
         }
     }
 
+    /// Returns an iterator over the direct requirements, with overrides applied.
+    ///
+    /// At time of writing, this is used for:
+    /// - Determining which packages should have development dependencies included in the
+    ///   resolution (assuming the user enabled development dependencies).
+    pub fn direct_requirements<'a>(
+        &'a self,
+        markers: Option<&'a MarkerEnvironment>,
+    ) -> impl Iterator<Item = Cow<'a, Requirement>> + 'a {
+        self.overrides
+            .apply(self.requirements.iter())
+            .filter(move |requirement| requirement.evaluate_markers(markers, &[]))
+    }
+
     /// Apply the overrides and constraints to a set of requirements.
     ///
     /// Constraints are always applied _on top_ of overrides, such that constraints are applied

crates/uv-resolver/src/resolution_mode.rs

@@ -56,7 +56,7 @@ impl ResolutionStrategy {
             ResolutionMode::LowestDirect => Self::LowestDirect(
                 manifest
                     .user_requirements(markers, dependencies)
-                    .map(|requirement| (*requirement).clone())
+                    .map(|requirement| requirement.name.clone())
                     .collect(),
             ),
         }

crates/uv-resolver/src/resolver/groups.rs

@@ -0,0 +1,35 @@
+use rustc_hash::FxHashMap;
+
+use pep508_rs::MarkerEnvironment;
+use uv_normalize::{GroupName, PackageName};
+
+use crate::Manifest;
+
+/// A map of package names to their activated dependency groups.
+#[derive(Debug, Default, Clone)]
+pub(crate) struct Groups(FxHashMap<PackageName, Vec<GroupName>>);
+
+impl Groups {
+    /// Determine the set of enabled dependency groups in the [`Manifest`].
+    pub(crate) fn from_manifest(manifest: &Manifest, markers: Option<&MarkerEnvironment>) -> Self {
+        let mut groups = FxHashMap::default();
+
+        // Enable the groups for all direct dependencies. In practice, this tends to mean: when
+        // development dependencies are enabled, enable them for all direct dependencies.
+        for group in &manifest.dev {
+            for requirement in manifest.direct_requirements(markers) {
+                groups
+                    .entry(requirement.name.clone())
+                    .or_insert_with(Vec::new)
+                    .push(group.clone());
+            }
+        }
+
+        Self(groups)
+    }
+
+    /// Retrieve the enabled dependency groups for a given package.
+    pub(crate) fn get(&self, package: &PackageName) -> Option<&[GroupName]> {
+        self.0.get(package).map(Vec::as_slice)
+    }
+}

crates/uv-resolver/src/resolver/mod.rs

@@ -60,6 +60,7 @@ pub(crate) use crate::resolver::availability::{
     IncompletePackage, ResolverVersion, UnavailablePackage, UnavailableReason, UnavailableVersion,
 };
 use crate::resolver::batch_prefetch::BatchPrefetcher;
+use crate::resolver::groups::Groups;
 pub(crate) use crate::resolver::index::FxOnceMap;
 pub use crate::resolver::index::InMemoryIndex;
 pub use crate::resolver::provider::{
@@ -74,6 +75,7 @@ use crate::{DependencyMode, Exclusions, FlatIndex, Options};
 mod availability;
 mod batch_prefetch;
 mod fork_map;
+mod groups;
 mod index;
 mod locals;
 mod provider;
@@ -93,7 +95,7 @@ struct ResolverState<InstalledPackages: InstalledPackagesProvider> {
     requirements: Vec<Requirement>,
     constraints: Constraints,
     overrides: Overrides,
-    dev: Vec<GroupName>,
+    groups: Groups,
     preferences: Preferences,
     git: GitResolver,
     exclusions: Exclusions,
@@ -224,11 +226,11 @@ impl<Provider: ResolverProvider, InstalledPackages: InstalledPackagesProvider>
                 markers.marker_environment(),
                 options.dependency_mode,
             ),
+            groups: Groups::from_manifest(&manifest, markers.marker_environment()),
             project: manifest.project,
             requirements: manifest.requirements,
             constraints: manifest.constraints,
             overrides: manifest.overrides,
-            dev: manifest.dev,
             preferences: manifest.preferences,
             exclusions: manifest.exclusions,
             hasher: hasher.clone(),
@@ -1308,7 +1310,7 @@ impl<InstalledPackages: InstalledPackagesProvider> ResolverState<InstalledPackag
                 // add a dependency from it to the same package with the group
                 // enabled.
                 if extra.is_none() && dev.is_none() {
-                    for group in &self.dev {
+                    for group in self.groups.get(name).into_iter().flatten() {
                         if !metadata.dev_dependencies.contains_key(group) {
                             continue;
                         }

crates/uv/tests/lock.rs

@@ -10,7 +10,7 @@ use common::{uv_snapshot, TestContext};
 
 mod common;
 
-// Wraps a group of snapshots and runs them multiple times in sequence.
+/// Wraps a group of snapshots and runs them multiple times in sequence.
 ///
 /// This is useful to ensure that resolution runs independent of an existing lockfile
 /// and does not change across repeated calls to `uv lock`.
@@ -4254,3 +4254,136 @@ fn lock_exclusion() -> Result<()> {
 
     Ok(())
 }
+
+/// Ensure that development dependencies are omitted for non-workspace members. Below, `bar` depends
+/// on `foo`, but `bar/uv.lock` should omit `anyio`, but should include `typing-extensions`.
+#[test]
+fn lock_dev_transitive() -> Result<()> {
+    let context = TestContext::new("3.12");
+
+    let foo = context.temp_dir.child("foo");
+    fs_err::create_dir_all(&foo)?;
+
+    let pyproject_toml = foo.child("pyproject.toml");
+    pyproject_toml.write_str(
+        r#"
+        [project]
+        name = "foo"
+        version = "0.1.0"
+        requires-python = ">=3.12"
+        dependencies = []
+
+        [tool.uv]
+        dev-dependencies = ["anyio"]
+        "#,
+    )?;
+
+    let bar = context.temp_dir.child("bar");
+    fs_err::create_dir_all(&bar)?;
+
+    let pyproject_toml = bar.child("pyproject.toml");
+    pyproject_toml.write_str(
+        r#"
+        [project]
+        name = "bar"
+        version = "0.1.0"
+        requires-python = ">=3.12"
+        dependencies = ["foo", "baz", "iniconfig>1"]
+
+        [tool.uv.sources]
+        foo = { path = "../foo" }
+        baz = { workspace = true }
+
+        [tool.uv.workspace]
+        members = ["baz"]
+        "#,
+    )?;
+
+    let baz = bar.child("baz");
+    fs_err::create_dir_all(&baz)?;
+
+    let pyproject_toml = baz.child("pyproject.toml");
+    pyproject_toml.write_str(
+        r#"
+        [project]
+        name = "baz"
+        version = "0.1.0"
+        requires-python = ">=3.12"
+        dependencies = []
+
+        [tool.uv]
+        dev-dependencies = ["typing-extensions>4"]
+        "#,
+    )?;
+
+    uv_snapshot!(context.filters(), context.lock().current_dir(&bar), @r###"
+    success: true
+    exit_code: 0
+    ----- stdout -----
+
+    ----- stderr -----
+    warning: `uv lock` is experimental and may change without warning
+    Using Python 3.12.[X] interpreter at: [PYTHON-3.12]
+    warning: `uv.sources` is experimental and may change without warning
+    Resolved 5 packages in [TIME]
+    "###);
+
+    let lock = fs_err::read_to_string(bar.join("uv.lock")).unwrap();
+
+    insta::with_settings!({
+        filters => context.filters(),
+    }, {
+        assert_snapshot!(
+            lock, @r###"
+        version = 1
+        requires-python = ">=3.12"
+        exclude-newer = "2024-03-25 00:00:00 UTC"
+
+        [[distribution]]
+        name = "bar"
+        version = "0.1.0"
+        source = { editable = "." }
+        dependencies = [
+            { name = "baz" },
+            { name = "foo" },
+            { name = "iniconfig" },
+        ]
+
+        [[distribution]]
+        name = "baz"
+        version = "0.1.0"
+        source = { editable = "baz" }
+
+        [distribution.dev-dependencies]
+        dev = [
+            { name = "typing-extensions" },
+        ]
+
+        [[distribution]]
+        name = "foo"
+        version = "0.1.0"
+        source = { directory = "../foo" }
+
+        [[distribution]]
+        name = "iniconfig"
+        version = "2.0.0"
+        source = { registry = "https://pypi.org/simple" }
+        sdist = { url = "https://files.pythonhosted.org/packages/d7/4b/cbd8e699e64a6f16ca3a8220661b5f83792b3017d0f79807cb8708d33913/iniconfig-2.0.0.tar.gz", hash = "sha256:2d91e135bf72d31a410b17c16da610a82cb55f6b0477d1a902134b24a455b8b3", size = 4646 }
+        wheels = [
+            { url = "https://files.pythonhosted.org/packages/ef/a6/62565a6e1cf69e10f5727360368e451d4b7f58beeac6173dc9db836a5b46/iniconfig-2.0.0-py3-none-any.whl", hash = "sha256:b6a85871a79d2e3b22d2d1b94ac2824226a63c6b741c88f7ae975f18b6778374", size = 5892 },
+        ]
+
+        [[distribution]]
+        name = "typing-extensions"
+        version = "4.10.0"
+        source = { registry = "https://pypi.org/simple" }
+        sdist = { url = "https://files.pythonhosted.org/packages/16/3a/0d26ce356c7465a19c9ea8814b960f8a36c3b0d07c323176620b7b483e44/typing_extensions-4.10.0.tar.gz", hash = "sha256:b0abd7c89e8fb96f98db18d86106ff1d90ab692004eb746cf6eda2682f91b3cb", size = 77558 }
+        wheels = [
+            { url = "https://files.pythonhosted.org/packages/f9/de/dc04a3ea60b22624b51c703a84bbe0184abcd1d0b9bc8074b5d6b7ab90bb/typing_extensions-4.10.0-py3-none-any.whl", hash = "sha256:69b1a937c3a517342112fb4c6df7e72fc39a38e7891a5730ed4985b5214b5475", size = 33926 },
+        ]
+        "###
+        );
+    });
+
+    Ok(())
+}