Respect extras and markers on virtual dev dependencies

crates/uv-resolver/src/lock.rs

@@ -457,11 +457,20 @@ impl Lock {
         // dependencies in virtual workspaces).
         for group in dev {
             for dependency in project.group(group) {
-                let root = self
-                    .find_by_name(dependency)
-                    .expect("found too many packages matching root")
-                    .expect("could not find root");
-                queue.push_back((root, None));
+                if dependency.marker.evaluate(marker_env, &[]) {
+                    let root = self
+                        .find_by_markers(&dependency.name, marker_env)
+                        .expect("found too many packages matching root")
+                        .expect("could not find root");
+
+                    // Add the base package.
+                    queue.push_back((root, None));
+
+                    // Add any extras.
+                    for extra in &dependency.extras {
+                        queue.push_back((root, Some(extra)));
+                    }
+                }
             }
         }
 
@@ -674,6 +683,39 @@ impl Lock {
         Ok(found_dist)
     }
 
+    /// Returns the package with the given name.
+    ///
+    /// If there are multiple matching packages, returns the package that
+    /// corresponds to the given marker tree.
+    ///
+    /// If there are multiple packages that are relevant to the current
+    /// markers, then an error is returned.
+    ///
+    /// If there are no matching packages, then `Ok(None)` is returned.
+    fn find_by_markers(
+        &self,
+        name: &PackageName,
+        marker_env: &MarkerEnvironment,
+    ) -> Result<Option<&Package>, String> {
+        let mut found_dist = None;
+        for dist in &self.packages {
+            if &dist.id.name == name {
+                if dist.fork_markers.is_empty()
+                    || dist
+                        .fork_markers
+                        .iter()
+                        .any(|marker| marker.evaluate(marker_env, &[]))
+                {
+                    if found_dist.is_some() {
+                        return Err(format!("found multiple packages matching `{name}`"));
+                    }
+                    found_dist = Some(dist);
+                }
+            }
+        }
+        Ok(found_dist)
+    }
+
     fn find_by_id(&self, id: &PackageId) -> &Package {
         let index = *self.by_id.get(id).expect("locked package for ID");
         let dist = self.packages.get(index).expect("valid index for package");

crates/uv-workspace/src/workspace.rs

@@ -9,7 +9,7 @@ use rustc_hash::FxHashSet;
 use tracing::{debug, trace, warn};
 
 use pep508_rs::{MarkerTree, RequirementOrigin, VerbatimUrl};
-use pypi_types::{Requirement, RequirementSource};
+use pypi_types::{Requirement, RequirementSource, VerbatimParsedUrl};
 use uv_fs::Simplified;
 use uv_normalize::{GroupName, PackageName, DEV_DEPENDENCIES};
 use uv_warnings::warn_user;
@@ -1309,7 +1309,10 @@ impl VirtualProject {
     /// Returns dependencies that apply to the workspace root, but not any of its members. As such,
     /// only returns a non-empty iterator for virtual workspaces, which can include dev dependencies
     /// on the virtual root.
-    pub fn group(&self, name: &GroupName) -> impl Iterator<Item = &PackageName> {
+    pub fn group(
+        &self,
+        name: &GroupName,
+    ) -> impl Iterator<Item = &pep508_rs::Requirement<VerbatimParsedUrl>> {
         match self {
             VirtualProject::Project(_) => {
                 // For non-virtual projects, dev dependencies are attached to the members.
@@ -1326,7 +1329,7 @@ impl VirtualProject {
                             .as_ref()
                             .and_then(|tool| tool.uv.as_ref())
                             .and_then(|uv| uv.dev_dependencies.as_ref())
-                            .map(|dev| dev.iter().map(|req| &req.name))
+                            .map(|dev| dev.iter())
                             .into_iter()
                             .flatten(),
                     )

crates/uv/tests/lock.rs

@@ -10228,10 +10228,10 @@ fn lock_overlapping_environment() -> Result<()> {
     Ok(())
 }
 
-/// Lock a requirement from PyPI.
+/// Lock a virtual project with forked dev dependencies.
 #[test]
-fn lock_virtual() -> Result<()> {
-    let context = TestContext::new("3.12");
+fn lock_virtual_fork() -> Result<()> {
+    let context = TestContext::new("3.10");
 
     let pyproject_toml = context.temp_dir.child("pyproject.toml");
     pyproject_toml.write_str(
@@ -10241,7 +10241,8 @@ fn lock_virtual() -> Result<()> {
 
         [tool.uv]
         dev-dependencies = [
-            "anyio"
+            "anyio < 3 ; python_version >= '3.11'",
+            "anyio > 3 ; python_version < '3.11'",
         ]
         "#,
     )?;
@@ -10252,7 +10253,7 @@ fn lock_virtual() -> Result<()> {
     ----- stdout -----
 
     ----- stderr -----
-    Resolved 3 packages in [TIME]
+    Resolved 6 packages in [TIME]
     "###);
 
     let lock = fs_err::read_to_string(context.temp_dir.join("uv.lock")).unwrap();
@@ -10263,27 +10264,64 @@ fn lock_virtual() -> Result<()> {
         assert_snapshot!(
             lock, @r###"
         version = 1
-        requires-python = ">=3.12"
+        requires-python = ">=3.10"
+        resolution-markers = [
+            "python_full_version < '3.11'",
+            "python_full_version >= '3.11'",
+        ]
 
         [options]
         exclude-newer = "2024-03-25T00:00:00Z"
 
         [manifest]
-        requirements = [{ name = "anyio" }]
+        requirements = [
+            { name = "anyio", marker = "python_full_version < '3.11'", specifier = ">3" },
+            { name = "anyio", marker = "python_full_version >= '3.11'", specifier = "<3" },
+        ]
+
+        [[package]]
+        name = "anyio"
+        version = "2.2.0"
+        source = { registry = "https://pypi.org/simple" }
+        resolution-markers = [
+            "python_full_version >= '3.11'",
+        ]
+        dependencies = [
+            { name = "idna", marker = "python_full_version >= '3.11'" },
+            { name = "sniffio", marker = "python_full_version >= '3.11'" },
+        ]
+        sdist = { url = "https://files.pythonhosted.org/packages/d3/e6/901a94731af20e7109415525666cb3753a2bd1edd19616c2730448dffd0d/anyio-2.2.0.tar.gz", hash = "sha256:4a41c5b3a65ed92e469d51b6fba3779301850ea2e352afcf9e36c46f21ee14a9", size = 97217 }
+        wheels = [
+            { url = "https://files.pythonhosted.org/packages/49/c3/b83a3c02c7d6f66932e9a72621d7f207cbfd2bd72b4c8931567ee386fb55/anyio-2.2.0-py3-none-any.whl", hash = "sha256:aa3da546ed17f097ca876c78024dea380a3b7fa80759abfdda59f12176a3dac8", size = 65320 },
+        ]
 
         [[package]]
         name = "anyio"
         version = "4.3.0"
         source = { registry = "https://pypi.org/simple" }
+        resolution-markers = [
+            "python_full_version < '3.11'",
+        ]
         dependencies = [
-            { name = "idna" },
-            { name = "sniffio" },
+            { name = "exceptiongroup", marker = "python_full_version < '3.11'" },
+            { name = "idna", marker = "python_full_version < '3.11'" },
+            { name = "sniffio", marker = "python_full_version < '3.11'" },
+            { name = "typing-extensions", marker = "python_full_version < '3.11'" },
         ]
         sdist = { url = "https://files.pythonhosted.org/packages/db/4d/3970183622f0330d3c23d9b8a5f52e365e50381fd484d08e3285104333d3/anyio-4.3.0.tar.gz", hash = "sha256:f75253795a87df48568485fd18cdd2a3fa5c4f7c5be8e5e36637733fce06fed6", size = 159642 }
         wheels = [
             { url = "https://files.pythonhosted.org/packages/14/fd/2f20c40b45e4fb4324834aea24bd4afdf1143390242c0b33774da0e2e34f/anyio-4.3.0-py3-none-any.whl", hash = "sha256:048e05d0f6caeed70d731f3db756d35dcc1f35747c8c403364a8332c630441b8", size = 85584 },
         ]
 
+        [[package]]
+        name = "exceptiongroup"
+        version = "1.2.0"
+        source = { registry = "https://pypi.org/simple" }
+        sdist = { url = "https://files.pythonhosted.org/packages/8e/1c/beef724eaf5b01bb44b6338c8c3494eff7cab376fab4904cfbbc3585dc79/exceptiongroup-1.2.0.tar.gz", hash = "sha256:91f5c769735f051a4290d52edd0858999b57e5876e9f85937691bd4c9fa3ed68", size = 26264 }
+        wheels = [
+            { url = "https://files.pythonhosted.org/packages/b8/9a/5028fd52db10e600f1c4674441b968cf2ea4959085bfb5b99fb1250e5f68/exceptiongroup-1.2.0-py3-none-any.whl", hash = "sha256:4bfd3996ac73b41e9b9628b04e079f193850720ea5945fc96a08633c66912f14", size = 16210 },
+        ]
+
         [[package]]
         name = "idna"
         version = "3.6"
@@ -10301,6 +10339,15 @@ fn lock_virtual() -> Result<()> {
         wheels = [
             { url = "https://files.pythonhosted.org/packages/e9/44/75a9c9421471a6c4805dbf2356f7c181a29c1879239abab1ea2cc8f38b40/sniffio-1.3.1-py3-none-any.whl", hash = "sha256:2f6da418d1f1e0fddd844478f41680e794e6051915791a034ff65e5f100525a2", size = 10235 },
         ]
+
+        [[package]]
+        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 },
+        ]
         "###
         );
     });
@@ -10312,7 +10359,7 @@ fn lock_virtual() -> Result<()> {
     ----- stdout -----
 
     ----- stderr -----
-    Resolved 3 packages in [TIME]
+    Resolved 6 packages in [TIME]
     "###);
 
     // Re-run with `--offline`. We shouldn't need a network connection to validate an
@@ -10323,7 +10370,7 @@ fn lock_virtual() -> Result<()> {
     ----- stdout -----
 
     ----- stderr -----
-    Resolved 3 packages in [TIME]
+    Resolved 6 packages in [TIME]
     "###);
 
     // Add `iniconfig`.
@@ -10334,7 +10381,8 @@ fn lock_virtual() -> Result<()> {
 
         [tool.uv]
         dev-dependencies = [
-            "anyio",
+            "anyio < 3 ; python_version >= '3.11'",
+            "anyio > 3 ; python_version < '3.11'",
             "iniconfig"
         ]
         "#,
@@ -10346,7 +10394,7 @@ fn lock_virtual() -> Result<()> {
     ----- stdout -----
 
     ----- stderr -----
-    Resolved 4 packages in [TIME]
+    Resolved 7 packages in [TIME]
     Added iniconfig v2.0.0
     "###);
 
@@ -10356,12 +10404,115 @@ fn lock_virtual() -> Result<()> {
     ----- stdout -----
 
     ----- stderr -----
-    Prepared 4 packages in [TIME]
-    Installed 4 packages in [TIME]
+    Prepared 6 packages in [TIME]
+    Installed 6 packages in [TIME]
      + anyio==4.3.0
+     + exceptiongroup==1.2.0
      + idna==3.6
      + iniconfig==2.0.0
      + sniffio==1.3.1
+     + typing-extensions==4.10.0
+    "###);
+
+    Ok(())
+}
+
+/// Lock a virtual project with a conditional dependency.
+#[test]
+fn lock_virtual_conditional() -> Result<()> {
+    let context = TestContext::new("3.12");
+
+    let pyproject_toml = context.temp_dir.child("pyproject.toml");
+    pyproject_toml.write_str(
+        r#"
+        [tool.uv.workspace]
+        members = []
+
+        [tool.uv]
+        dev-dependencies = [
+            "anyio > 3 ; sys_platform == 'linux'",
+        ]
+        "#,
+    )?;
+
+    uv_snapshot!(context.filters(), context.lock(), @r###"
+    success: true
+    exit_code: 0
+    ----- stdout -----
+
+    ----- stderr -----
+    Resolved 3 packages in [TIME]
+    "###);
+
+    let lock = fs_err::read_to_string(context.temp_dir.join("uv.lock")).unwrap();
+
+    insta::with_settings!({
+        filters => context.filters(),
+    }, {
+        assert_snapshot!(
+            lock, @r###"
+        version = 1
+        requires-python = ">=3.12"
+
+        [options]
+        exclude-newer = "2024-03-25T00:00:00Z"
+
+        [manifest]
+        requirements = [{ name = "anyio", marker = "sys_platform == 'linux'", specifier = ">3" }]
+
+        [[package]]
+        name = "anyio"
+        version = "4.3.0"
+        source = { registry = "https://pypi.org/simple" }
+        dependencies = [
+            { name = "idna" },
+            { name = "sniffio" },
+        ]
+        sdist = { url = "https://files.pythonhosted.org/packages/db/4d/3970183622f0330d3c23d9b8a5f52e365e50381fd484d08e3285104333d3/anyio-4.3.0.tar.gz", hash = "sha256:f75253795a87df48568485fd18cdd2a3fa5c4f7c5be8e5e36637733fce06fed6", size = 159642 }
+        wheels = [
+            { url = "https://files.pythonhosted.org/packages/14/fd/2f20c40b45e4fb4324834aea24bd4afdf1143390242c0b33774da0e2e34f/anyio-4.3.0-py3-none-any.whl", hash = "sha256:048e05d0f6caeed70d731f3db756d35dcc1f35747c8c403364a8332c630441b8", size = 85584 },
+        ]
+
+        [[package]]
+        name = "idna"
+        version = "3.6"
+        source = { registry = "https://pypi.org/simple" }
+        sdist = { url = "https://files.pythonhosted.org/packages/bf/3f/ea4b9117521a1e9c50344b909be7886dd00a519552724809bb1f486986c2/idna-3.6.tar.gz", hash = "sha256:9ecdbbd083b06798ae1e86adcbfe8ab1479cf864e4ee30fe4e46a003d12491ca", size = 175426 }
+        wheels = [
+            { url = "https://files.pythonhosted.org/packages/c2/e7/a82b05cf63a603df6e68d59ae6a68bf5064484a0718ea5033660af4b54a9/idna-3.6-py3-none-any.whl", hash = "sha256:c05567e9c24a6b9faaa835c4821bad0590fbb9d5779e7caa6e1cc4978e7eb24f", size = 61567 },
+        ]
+
+        [[package]]
+        name = "sniffio"
+        version = "1.3.1"
+        source = { registry = "https://pypi.org/simple" }
+        sdist = { url = "https://files.pythonhosted.org/packages/a2/87/a6771e1546d97e7e041b6ae58d80074f81b7d5121207425c964ddf5cfdbd/sniffio-1.3.1.tar.gz", hash = "sha256:f4324edc670a0f49750a81b895f35c3adb843cca46f0530f79fc1babb23789dc", size = 20372 }
+        wheels = [
+            { url = "https://files.pythonhosted.org/packages/e9/44/75a9c9421471a6c4805dbf2356f7c181a29c1879239abab1ea2cc8f38b40/sniffio-1.3.1-py3-none-any.whl", hash = "sha256:2f6da418d1f1e0fddd844478f41680e794e6051915791a034ff65e5f100525a2", size = 10235 },
+        ]
+        "###
+        );
+    });
+
+    // Re-run with `--locked`.
+    uv_snapshot!(context.filters(), context.lock().arg("--locked"), @r###"
+    success: true
+    exit_code: 0
+    ----- stdout -----
+
+    ----- stderr -----
+    Resolved 3 packages in [TIME]
+    "###);
+
+    // Re-run with `--offline`. We shouldn't need a network connection to validate an
+    // already-correct lockfile with immutable metadata.
+    uv_snapshot!(context.filters(), context.lock().arg("--locked").arg("--offline").arg("--no-cache"), @r###"
+    success: true
+    exit_code: 0
+    ----- stdout -----
+
+    ----- stderr -----
+    Resolved 3 packages in [TIME]
     "###);
 
     Ok(())