fix(clippy): use more efficient cloning

crates/docmodel/src/document.rs

@@ -263,7 +263,7 @@ impl Document {
                 tried_src_path = true;
 
                 if let Some(s) = t.to_str() {
-                    name = s.to_owned();
+                    s.clone_into(&mut name);
                 }
             }
 
@@ -273,7 +273,7 @@ impl Document {
 
                     if let Some(Component::Normal(t)) = full_path.components().next_back() {
                         if let Some(s) = t.to_str() {
-                            name = s.to_owned();
+                            s.clone_into(&mut name);
                         }
                     }
                 }

crates/engine_spx2html/src/fonts.rs

@@ -197,13 +197,13 @@ impl FontEnsemble {
         // Update the info records for the relevant fonts to capture the
         // established relationship.
 
-        self.font_files[regular].family_name = name.clone();
+        self.font_files[regular].family_name.clone_from(&name);
         self.font_files[regular].family_relation = FamilyRelativeFontId::Regular;
-        self.font_files[bold].family_name = name.clone();
+        self.font_files[bold].family_name.clone_from(&name);
         self.font_files[bold].family_relation = FamilyRelativeFontId::Bold;
-        self.font_files[italic].family_name = name.clone();
+        self.font_files[italic].family_name.clone_from(&name);
         self.font_files[italic].family_relation = FamilyRelativeFontId::Italic;
-        self.font_files[bold_italic].family_name = name.clone();
+        self.font_files[bold_italic].family_name.clone_from(&name);
         self.font_files[bold_italic].family_relation = FamilyRelativeFontId::BoldItalic;
 
         self.font_families.insert(

crates/engine_spx2html/src/initialization.rs

@@ -167,12 +167,12 @@ impl InitializationState {
     }
 
     fn handle_set_template(&mut self, texpath: &str, _common: &mut Common) -> Result<()> {
-        self.next_template_path = texpath.to_owned();
+        texpath.clone_into(&mut self.next_template_path);
         Ok(())
     }
 
     fn handle_set_output_path(&mut self, texpath: &str, _common: &mut Common) -> Result<()> {
-        self.next_output_path = texpath.to_owned();
+        texpath.clone_into(&mut self.next_output_path);
         Ok(())
     }
 

src/driver.rs

@@ -1132,7 +1132,7 @@ impl ProcessingSessionBuilder {
                     }
                 };
 
-                filesystem_root = parent.clone();
+                filesystem_root.clone_from(&parent);
                 let pio: Box<dyn IoProvider> = Box::new(FilesystemPrimaryInputIo::new(&p));
                 (pio, Some(p), parent)
             }