Report yanked distributions in --dry-run (#3740)

## Summary

Closes #3703.

crates/uv/src/commands/pip/operations.rs

@@ -7,7 +7,7 @@ use itertools::Itertools;
 use owo_colors::OwoColorize;
 use tracing::debug;
 
-use distribution_types::Requirement;
+use distribution_types::{Dist, Requirement};
 use distribution_types::{
     DistributionMetadata, IndexLocations, InstalledMetadata, InstalledVersion, LocalDist, Name,
     ParsedUrl, RequirementSource, Resolution,
@@ -514,32 +514,7 @@ pub(crate) async fn install(
         }
     }
 
-    // TODO(konstin): Also check the cache whether any cached or installed dist is already known to
-    // have been yanked, we currently don't show this message on the second run anymore
-    for dist in &remote {
-        let Some(file) = dist.file() else {
-            continue;
-        };
-        match &file.yanked {
-            None | Some(Yanked::Bool(false)) => {}
-            Some(Yanked::Bool(true)) => {
-                writeln!(
-                    printer.stderr(),
-                    "{}{} {dist} is yanked.",
-                    "warning".yellow().bold(),
-                    ":".bold(),
-                )?;
-            }
-            Some(Yanked::Reason(reason)) => {
-                writeln!(
-                    printer.stderr(),
-                    "{}{} {dist} is yanked (reason: \"{reason}\").",
-                    "warning".yellow().bold(),
-                    ":".bold(),
-                )?;
-            }
-        }
-    }
+    report_yanks(&remote, printer)?;
 
     Ok(())
 }
@@ -607,7 +582,7 @@ fn report_dry_run(
             )
             .dimmed()
         )?;
-        remote
+        remote.clone()
     };
 
     // Remove any upgraded or extraneous installations.
@@ -682,6 +657,40 @@ fn report_dry_run(
         }
     }
 
+    report_yanks(&remote, printer)?;
+
+    Ok(())
+}
+
+/// Report on any yanked distributions in the resolution.
+pub(crate) fn report_yanks(remote: &[Dist], printer: Printer) -> Result<(), Error> {
+    // TODO(konstin): Also check the cache whether any cached or installed dist is already known to
+    // have been yanked, we currently don't show this message on the second run anymore
+    for dist in remote {
+        let Some(file) = dist.file() else {
+            continue;
+        };
+        match &file.yanked {
+            None | Some(Yanked::Bool(false)) => {}
+            Some(Yanked::Bool(true)) => {
+                writeln!(
+                    printer.stderr(),
+                    "{}{} {dist} is yanked.",
+                    "warning".yellow().bold(),
+                    ":".bold(),
+                )?;
+            }
+            Some(Yanked::Reason(reason)) => {
+                writeln!(
+                    printer.stderr(),
+                    "{}{} {dist} is yanked (reason: \"{reason}\").",
+                    "warning".yellow().bold(),
+                    ":".bold(),
+                )?;
+            }
+        }
+    }
+
     Ok(())
 }
 

crates/uv/tests/pip_sync.rs

@@ -902,7 +902,7 @@ fn install_no_index_cached() -> Result<()> {
 }
 
 #[test]
-fn warn_on_yanked_version() -> Result<()> {
+fn warn_on_yanked() -> Result<()> {
     let context = TestContext::new("3.12");
 
     // This version is yanked.
@@ -928,6 +928,34 @@ fn warn_on_yanked_version() -> Result<()> {
     Ok(())
 }
 
+#[test]
+fn warn_on_yanked_dry_run() -> Result<()> {
+    let context = TestContext::new("3.12");
+
+    // This version is yanked.
+    let requirements_in = context.temp_dir.child("requirements.txt");
+    requirements_in.write_str("colorama==0.4.2")?;
+
+    uv_snapshot!(context.filters(), windows_filters=false, command(&context)
+        .arg("requirements.txt")
+        .arg("--dry-run")
+        .arg("--strict"), @r###"
+    success: true
+    exit_code: 0
+    ----- stdout -----
+
+    ----- stderr -----
+    Resolved 1 package in [TIME]
+    Would download 1 package
+    Would install 1 package
+     + colorama==0.4.2
+    warning: colorama==0.4.2 is yanked (reason: "Bad build, missing files, will not install").
+    "###
+    );
+
+    Ok(())
+}
+
 /// Resolve a local wheel.
 #[test]
 fn install_local_wheel() -> Result<()> {