[meta] fix clippy issues on Rust 1.65

Does require a (minor) breaking change to guppy.

guppy/src/errors.rs

@@ -63,7 +63,7 @@ pub enum Error {
         message: String,
 
         /// The summary for which the name wasn't recognized.
-        summary: crate::graph::summaries::ThirdPartySummary,
+        summary: Box<crate::graph::summaries::ThirdPartySummary>,
 
         /// The registry name that wasn't recognized.
         registry_name: String,

guppy/src/graph/resolve.rs

@@ -304,7 +304,7 @@ impl<'g> PackageSet<'g> {
         direction: DependencyDirection,
         mut callback: impl FnMut(PackageMetadata<'g>) -> bool,
     ) -> Self {
-        let graph = self.graph;
+        let graph = *self.graph;
         let included: IxBitSet = self
             .packages(direction)
             .filter_map(move |package| {
@@ -316,7 +316,7 @@ impl<'g> PackageSet<'g> {
                 }
             })
             .collect();
-        Self::from_included(*graph, included)
+        Self::from_included(graph, included)
     }
 
     /// Partitions this `PackageSet` into two.
@@ -334,7 +334,7 @@ impl<'g> PackageSet<'g> {
         direction: DependencyDirection,
         mut callback: impl FnMut(PackageMetadata<'g>) -> bool,
     ) -> (Self, Self) {
-        let graph = self.graph;
+        let graph = *self.graph;
         let mut left = IxBitSet::with_capacity(self.core.included.len());
         let mut right = left.clone();
 
@@ -346,8 +346,8 @@ impl<'g> PackageSet<'g> {
             }
         });
         (
-            Self::from_included(*graph, left),
-            Self::from_included(*graph, right),
+            Self::from_included(graph, left),
+            Self::from_included(graph, right),
         )
     }
 
@@ -367,7 +367,7 @@ impl<'g> PackageSet<'g> {
         direction: DependencyDirection,
         mut callback: impl FnMut(PackageMetadata<'g>) -> Option<bool>,
     ) -> (Self, Self) {
-        let graph = self.graph;
+        let graph = *self.graph;
         let mut left = IxBitSet::with_capacity(self.core.included.len());
         let mut right = left.clone();
 
@@ -380,8 +380,8 @@ impl<'g> PackageSet<'g> {
             }
         });
         (
-            Self::from_included(*graph, left),
-            Self::from_included(*graph, right),
+            Self::from_included(graph, left),
+            Self::from_included(graph, right),
         )
     }
 

guppy/src/graph/summaries/package_set.rs

@@ -599,7 +599,7 @@ impl<'a> PackageMatcher<'a> {
                         None => {
                             return Err(Error::UnknownRegistryName {
                                 message: error_message.to_owned(),
-                                summary: tp_summary.clone(),
+                                summary: Box::new(tp_summary.clone()),
                                 registry_name: name.clone(),
                             });
                         }

tools/determinator/src/rules.rs

@@ -195,7 +195,7 @@ The latest version of the default rules is available
                 .expect("default rules should parse")
         });
 
-        &*DEFAULT_RULES
+        &DEFAULT_RULES
     }
 }
 

tools/hakari/src/cli_ops/workspace_ops.rs

@@ -93,9 +93,8 @@ impl<'g, 'a> WorkspaceOp<'g, 'a> {
                 for (rel_path, contents) in root_files {
                     let abs_path = workspace_root.join(rel_path.as_ref());
                     let parent = abs_path.parent().expect("abs path should have a parent");
-                    std::fs::create_dir_all(&parent).map_err(|err| {
-                        ApplyError::io("error creating directories", &parent, err)
-                    })?;
+                    std::fs::create_dir_all(parent)
+                        .map_err(|err| ApplyError::io("error creating directories", parent, err))?;
                     write_contents(contents, &abs_path)?;
                 }
 

tools/hakari/src/hakari.rs

@@ -86,6 +86,8 @@ impl<'g> HakariBuilder<'g> {
 
     /// Returns the `PackageGraph` used to construct this `Hakari` instance.
     pub fn graph(&self) -> &'g PackageGraph {
+        // This is a spurious clippy lint on Rust 1.65.0
+        #[allow(clippy::explicit_auto_deref)]
         *self.graph
     }