diff --git a/crates/gpui/build.rs b/crates/gpui/build.rs
index 3fb0119782..23f6f04992 100644
--- a/crates/gpui/build.rs
+++ b/crates/gpui/build.rs
@@ -52,7 +52,7 @@ fn compile_metal_shaders() {
     println!("cargo:rerun-if-changed={}", shader_path);
 
     let output = Command::new("xcrun")
-        .args(&[
+        .args([
             "-sdk",
             "macosx",
             "metal",
@@ -76,7 +76,7 @@ fn compile_metal_shaders() {
     }
 
     let output = Command::new("xcrun")
-        .args(&["-sdk", "macosx", "metallib"])
+        .args(["-sdk", "macosx", "metallib"])
         .arg(air_output_path)
         .arg("-o")
         .arg(metallib_output_path)
diff --git a/crates/gpui/src/platform/mac/platform.rs b/crates/gpui/src/platform/mac/platform.rs
index f703d863be..3e2ef73634 100644
--- a/crates/gpui/src/platform/mac/platform.rs
+++ b/crates/gpui/src/platform/mac/platform.rs
@@ -647,7 +647,7 @@ impl platform::Platform for MacPlatform {
             attrs.set(kSecReturnAttributes as *const _, cf_true);
             attrs.set(kSecReturnData as *const _, cf_true);
 
-            let mut result = CFTypeRef::from(ptr::null_mut());
+            let mut result = CFTypeRef::from(ptr::null());
             let status = SecItemCopyMatching(attrs.as_concrete_TypeRef(), &mut result);
             match status {
                 security::errSecSuccess => {}
diff --git a/crates/gpui_macros/src/gpui_macros.rs b/crates/gpui_macros/src/gpui_macros.rs
index e28d1711d2..cabae1ac0a 100644
--- a/crates/gpui_macros/src/gpui_macros.rs
+++ b/crates/gpui_macros/src/gpui_macros.rs
@@ -162,11 +162,9 @@ pub fn test(args: TokenStream, function: TokenStream) -> TokenStream {
             if let FnArg::Typed(arg) = arg {
                 if let Type::Path(ty) = &*arg.ty {
                     let last_segment = ty.path.segments.last();
-                    match last_segment.map(|s| s.ident.to_string()).as_deref() {
-                        Some("StdRng") => {
-                            inner_fn_args.extend(quote!(rand::SeedableRng::seed_from_u64(seed),));
-                        }
-                        _ => {}
+
+                    if let Some("StdRng") = last_segment.map(|s| s.ident.to_string()).as_deref() {
+                        inner_fn_args.extend(quote!(rand::SeedableRng::seed_from_u64(seed),));
                     }
                 } else {
                     inner_fn_args.extend(quote!(cx,));
diff --git a/crates/live_kit_client/build.rs b/crates/live_kit_client/build.rs
index bceb4fb927..bcd3f76dca 100644
--- a/crates/live_kit_client/build.rs
+++ b/crates/live_kit_client/build.rs
@@ -5,7 +5,7 @@ use std::{
     process::Command,
 };
 
-const SWIFT_PACKAGE_NAME: &'static str = "LiveKitBridge";
+const SWIFT_PACKAGE_NAME: &str = "LiveKitBridge";
 
 #[derive(Debug, Deserialize)]
 #[serde(rename_all = "camelCase")]
@@ -61,8 +61,8 @@ fn build_bridge(swift_target: &SwiftTarget) {
     let swift_package_root = swift_package_root();
     if !Command::new("swift")
         .arg("build")
-        .args(&["--configuration", &env::var("PROFILE").unwrap()])
-        .args(&["--triple", &swift_target.target.triple])
+        .args(["--configuration", &env::var("PROFILE").unwrap()])
+        .args(["--triple", &swift_target.target.triple])
         .current_dir(&swift_package_root)
         .status()
         .unwrap()
@@ -116,7 +116,7 @@ fn get_swift_target() -> SwiftTarget {
     let target = format!("{}-apple-macosx{}", arch, MACOS_TARGET_VERSION);
 
     let swift_target_info_str = Command::new("swift")
-        .args(&["-target", &target, "-print-target-info"])
+        .args(["-target", &target, "-print-target-info"])
         .output()
         .unwrap()
         .stdout;
@@ -143,7 +143,7 @@ fn copy_dir(source: &Path, destination: &Path) {
     assert!(
         Command::new("cp")
             .arg("-R")
-            .args(&[source, destination])
+            .args([source, destination])
             .status()
             .unwrap()
             .success(),
diff --git a/crates/media/build.rs b/crates/media/build.rs
index 1ee8f23e41..7e66efd39d 100644
--- a/crates/media/build.rs
+++ b/crates/media/build.rs
@@ -3,7 +3,7 @@ use std::{env, path::PathBuf, process::Command};
 fn main() {
     let sdk_path = String::from_utf8(
         Command::new("xcrun")
-            .args(&["--sdk", "macosx", "--show-sdk-path"])
+            .args(["--sdk", "macosx", "--show-sdk-path"])
             .output()
             .unwrap()
             .stdout,
diff --git a/crates/media/src/media.rs b/crates/media/src/media.rs
index fe69e684e7..1c76e6befb 100644
--- a/crates/media/src/media.rs
+++ b/crates/media/src/media.rs
@@ -113,9 +113,9 @@ pub mod core_video {
                 let mut this = ptr::null();
                 let result = CVMetalTextureCacheCreate(
                     kCFAllocatorDefault,
-                    ptr::null_mut(),
+                    ptr::null(),
                     metal_device,
-                    ptr::null_mut(),
+                    ptr::null(),
                     &mut this,
                 );
                 if result == kCVReturnSuccess {
@@ -192,7 +192,7 @@ pub mod core_video {
         pub fn as_texture_ref(&self) -> &metal::TextureRef {
             unsafe {
                 let texture = CVMetalTextureGetTexture(self.as_concrete_TypeRef());
-                &metal::TextureRef::from_ptr(texture as *mut _)
+                metal::TextureRef::from_ptr(texture as *mut _)
             }
         }
     }
diff --git a/crates/rpc/src/auth.rs b/crates/rpc/src/auth.rs
index 5254ef9ca4..39c8c39a44 100644
--- a/crates/rpc/src/auth.rs
+++ b/crates/rpc/src/auth.rs
@@ -23,7 +23,7 @@ pub fn random_token() -> String {
     for byte in token_bytes.iter_mut() {
         *byte = rng.gen();
     }
-    base64::encode_config(&token_bytes, base64::URL_SAFE)
+    base64::encode_config(token_bytes, base64::URL_SAFE)
 }
 
 impl PublicKey {
diff --git a/crates/snippet/src/snippet.rs b/crates/snippet/src/snippet.rs
index 808701569a..2957f415da 100644
--- a/crates/snippet/src/snippet.rs
+++ b/crates/snippet/src/snippet.rs
@@ -62,7 +62,7 @@ fn parse_snippet<'a>(
                 }
             }
             Some(_) => {
-                let chunk_end = source.find(&['}', '$', '\\']).unwrap_or(source.len());
+                let chunk_end = source.find(['}', '$', '\\']).unwrap_or(source.len());
                 let (chunk, rest) = source.split_at(chunk_end);
                 text.push_str(chunk);
                 source = rest;
diff --git a/crates/sqlez/src/connection.rs b/crates/sqlez/src/connection.rs
index 3342845d14..3c6cb31196 100644
--- a/crates/sqlez/src/connection.rs
+++ b/crates/sqlez/src/connection.rs
@@ -20,7 +20,7 @@ unsafe impl Send for Connection {}
 impl Connection {
     pub(crate) fn open(uri: &str, persistent: bool) -> Result<Self> {
         let mut connection = Self {
-            sqlite3: 0 as *mut _,
+            sqlite3: ptr::null_mut(),
             persistent,
             write: RefCell::new(true),
             _sqlite: PhantomData,
@@ -32,7 +32,7 @@ impl Connection {
                 CString::new(uri)?.as_ptr(),
                 &mut connection.sqlite3,
                 flags,
-                0 as *const _,
+                ptr::null(),
             );
 
             // Turn on extended error codes
@@ -97,7 +97,7 @@ impl Connection {
                 let remaining_sql_str = remaining_sql.to_str().unwrap().trim();
                 remaining_sql_str != ";" && !remaining_sql_str.is_empty()
             } {
-                let mut raw_statement = 0 as *mut sqlite3_stmt;
+                let mut raw_statement = ptr::null_mut::<sqlite3_stmt>();
                 let mut remaining_sql_ptr = ptr::null();
                 sqlite3_prepare_v2(
                     self.sqlite3,
diff --git a/crates/sqlez/src/statement.rs b/crates/sqlez/src/statement.rs
index 86035f5d0a..f3ec6d4854 100644
--- a/crates/sqlez/src/statement.rs
+++ b/crates/sqlez/src/statement.rs
@@ -48,7 +48,7 @@ impl<'a> Statement<'a> {
                     .trim();
                 remaining_sql_str != ";" && !remaining_sql_str.is_empty()
             } {
-                let mut raw_statement = 0 as *mut sqlite3_stmt;
+                let mut raw_statement = ptr::null_mut::<sqlite3_stmt>();
                 let mut remaining_sql_ptr = ptr::null();
                 sqlite3_prepare_v2(
                     connection.sqlite3,
@@ -101,7 +101,7 @@ impl<'a> Statement<'a> {
         }
     }
 
-    fn bind_index_with(&self, index: i32, bind: impl Fn(&*mut sqlite3_stmt) -> ()) -> Result<()> {
+    fn bind_index_with(&self, index: i32, bind: impl Fn(&*mut sqlite3_stmt)) -> Result<()> {
         let mut any_succeed = false;
         unsafe {
             for raw_statement in self.raw_statements.iter() {
@@ -133,7 +133,7 @@ impl<'a> Statement<'a> {
         })
     }
 
-    pub fn column_blob<'b>(&'b mut self, index: i32) -> Result<&'b [u8]> {
+    pub fn column_blob(&mut self, index: i32) -> Result<&[u8]> {
         let index = index as c_int;
         let pointer = unsafe { sqlite3_column_blob(self.current_statement(), index) };
 
@@ -217,7 +217,7 @@ impl<'a> Statement<'a> {
         })
     }
 
-    pub fn column_text<'b>(&'b mut self, index: i32) -> Result<&'b str> {
+    pub fn column_text(&mut self, index: i32) -> Result<&str> {
         let index = index as c_int;
         let pointer = unsafe { sqlite3_column_text(self.current_statement(), index) };
 
diff --git a/crates/sqlez/src/thread_safe_connection.rs b/crates/sqlez/src/thread_safe_connection.rs
index 2c51b776ed..c3fe4657ee 100644
--- a/crates/sqlez/src/thread_safe_connection.rs
+++ b/crates/sqlez/src/thread_safe_connection.rs
@@ -114,12 +114,12 @@ impl<M: Migrator> ThreadSafeConnection<M> {
             let mut queues = QUEUES.write();
             if !queues.contains_key(&self.uri) {
                 let mut write_queue_constructor =
-                    write_queue_constructor.unwrap_or(background_thread_queue());
+                    write_queue_constructor.unwrap_or_else(background_thread_queue);
                 queues.insert(self.uri.clone(), write_queue_constructor());
                 return true;
             }
         }
-        return false;
+        false
     }
 
     pub fn builder(uri: &str, persistent: bool) -> ThreadSafeConnectionBuilder<M> {
@@ -187,10 +187,9 @@ impl<M: Migrator> ThreadSafeConnection<M> {
         *connection.write.get_mut() = false;
 
         if let Some(initialize_query) = connection_initialize_query {
-            connection.exec(initialize_query).expect(&format!(
-                "Initialize query failed to execute: {}",
-                initialize_query
-            ))()
+            connection.exec(initialize_query).unwrap_or_else(|_| {
+                panic!("Initialize query failed to execute: {}", initialize_query)
+            })()
             .unwrap()
         }
 
@@ -225,7 +224,7 @@ impl<M: Migrator> Clone for ThreadSafeConnection<M> {
         Self {
             uri: self.uri.clone(),
             persistent: self.persistent,
-            connection_initialize_query: self.connection_initialize_query.clone(),
+            connection_initialize_query: self.connection_initialize_query,
             connections: self.connections.clone(),
             _migrator: PhantomData,
         }
diff --git a/crates/sqlez/src/typed_statements.rs b/crates/sqlez/src/typed_statements.rs
index c7d8b20aa5..df4a2987b5 100644
--- a/crates/sqlez/src/typed_statements.rs
+++ b/crates/sqlez/src/typed_statements.rs
@@ -8,7 +8,7 @@ use crate::{
 
 impl Connection {
     pub fn exec<'a>(&'a self, query: &str) -> Result<impl 'a + FnMut() -> Result<()>> {
-        let mut statement = Statement::prepare(&self, query)?;
+        let mut statement = Statement::prepare(self, query)?;
         Ok(move || statement.exec())
     }
 
@@ -16,7 +16,7 @@ impl Connection {
         &'a self,
         query: &str,
     ) -> Result<impl 'a + FnMut(B) -> Result<()>> {
-        let mut statement = Statement::prepare(&self, query)?;
+        let mut statement = Statement::prepare(self, query)?;
         Ok(move |bindings| statement.with_bindings(bindings)?.exec())
     }
 
@@ -24,7 +24,7 @@ impl Connection {
         &'a self,
         query: &str,
     ) -> Result<impl 'a + FnMut() -> Result<Vec<C>>> {
-        let mut statement = Statement::prepare(&self, query)?;
+        let mut statement = Statement::prepare(self, query)?;
         Ok(move || statement.rows::<C>())
     }
 
@@ -32,7 +32,7 @@ impl Connection {
         &'a self,
         query: &str,
     ) -> Result<impl 'a + FnMut(B) -> Result<Vec<C>>> {
-        let mut statement = Statement::prepare(&self, query)?;
+        let mut statement = Statement::prepare(self, query)?;
         Ok(move |bindings| statement.with_bindings(bindings)?.rows::<C>())
     }
 
@@ -40,7 +40,7 @@ impl Connection {
         &'a self,
         query: &str,
     ) -> Result<impl 'a + FnMut() -> Result<Option<C>>> {
-        let mut statement = Statement::prepare(&self, query)?;
+        let mut statement = Statement::prepare(self, query)?;
         Ok(move || statement.maybe_row::<C>())
     }
 
@@ -48,7 +48,7 @@ impl Connection {
         &'a self,
         query: &str,
     ) -> Result<impl 'a + FnMut(B) -> Result<Option<C>>> {
-        let mut statement = Statement::prepare(&self, query)?;
+        let mut statement = Statement::prepare(self, query)?;
         Ok(move |bindings| {
             statement
                 .with_bindings(bindings)
diff --git a/crates/sqlez_macros/src/sqlez_macros.rs b/crates/sqlez_macros/src/sqlez_macros.rs
index 429f45db7e..675576c997 100644
--- a/crates/sqlez_macros/src/sqlez_macros.rs
+++ b/crates/sqlez_macros/src/sqlez_macros.rs
@@ -33,14 +33,14 @@ fn create_error(
         .skip_while(|(offset, _)| offset <= &error_offset)
         .map(|(_, span)| span)
         .next()
-        .unwrap_or(Span::call_site());
+        .unwrap_or_else(Span::call_site);
     let error_text = format!("Sql Error: {}\nFor Query: {}", error, formatted_sql);
     TokenStream::from(Error::new(error_span.into(), error_text).into_compile_error())
 }
 
 fn make_sql(tokens: TokenStream) -> (Vec<(usize, Span)>, String) {
     let mut sql_tokens = vec![];
-    flatten_stream(tokens.clone(), &mut sql_tokens);
+    flatten_stream(tokens, &mut sql_tokens);
     // Lookup of spans by offset at the end of the token
     let mut spans: Vec<(usize, Span)> = Vec::new();
     let mut sql = String::new();
@@ -67,7 +67,7 @@ fn flatten_stream(tokens: TokenStream, result: &mut Vec<(String, Span)>) {
                 result.push((close_delimiter(group.delimiter()), group.span()));
             }
             TokenTree::Ident(ident) => {
-                result.push((format!("{} ", ident.to_string()), ident.span()));
+                result.push((format!("{} ", ident), ident.span()));
             }
             leaf_tree => result.push((leaf_tree.to_string(), leaf_tree.span())),
         }
diff --git a/crates/sum_tree/src/tree_map.rs b/crates/sum_tree/src/tree_map.rs
index 8672ca398f..112366cdf5 100644
--- a/crates/sum_tree/src/tree_map.rs
+++ b/crates/sum_tree/src/tree_map.rs
@@ -58,7 +58,7 @@ impl<K: Clone + Debug + Default + Ord, V: Clone + Debug> TreeMap<K, V> {
         self.0.insert_or_replace(MapEntry { key, value }, &());
     }
 
-    pub fn remove<'a>(&mut self, key: &'a K) -> Option<V> {
+    pub fn remove(&mut self, key: &K) -> Option<V> {
         let mut removed = None;
         let mut cursor = self.0.cursor::<MapKeyRef<'_, K>>();
         let key = MapKeyRef(Some(key));
diff --git a/crates/util/src/channel.rs b/crates/util/src/channel.rs
index 3edf26dc95..03b0f04271 100644
--- a/crates/util/src/channel.rs
+++ b/crates/util/src/channel.rs
@@ -4,7 +4,7 @@ use lazy_static::lazy_static;
 
 lazy_static! {
     pub static ref RELEASE_CHANNEL_NAME: String = env::var("ZED_RELEASE_CHANNEL")
-        .unwrap_or(include_str!("../../zed/RELEASE_CHANNEL").to_string());
+        .unwrap_or_else(|_| include_str!("../../zed/RELEASE_CHANNEL").to_string());
     pub static ref RELEASE_CHANNEL: ReleaseChannel = match RELEASE_CHANNEL_NAME.as_str() {
         "dev" => ReleaseChannel::Dev,
         "preview" => ReleaseChannel::Preview,
diff --git a/crates/util/src/lib.rs b/crates/util/src/lib.rs
index d9015ca6c0..e79cc269c9 100644
--- a/crates/util/src/lib.rs
+++ b/crates/util/src/lib.rs
@@ -36,7 +36,7 @@ pub fn truncate_and_trailoff(s: &str, max_chars: usize) -> String {
     debug_assert!(max_chars >= 5);
 
     if s.len() > max_chars {
-        format!("{}…", truncate(&s, max_chars.saturating_sub(3)))
+        format!("{}…", truncate(s, max_chars.saturating_sub(3)))
     } else {
         s.to_string()
     }
diff --git a/crates/zed/src/languages/ruby.rs b/crates/zed/src/languages/ruby.rs
index 6aad293d34..cbfb5e35a7 100644
--- a/crates/zed/src/languages/ruby.rs
+++ b/crates/zed/src/languages/ruby.rs
@@ -50,14 +50,14 @@ impl LspAdapter for RubyLanguageServer {
                 grammar.highlight_id_for_name("type")?
             }
             lsp::CompletionItemKind::KEYWORD => {
-                if label.starts_with(":") {
+                if label.starts_with(':') {
                     grammar.highlight_id_for_name("string.special.symbol")?
                 } else {
                     grammar.highlight_id_for_name("keyword")?
                 }
             }
             lsp::CompletionItemKind::VARIABLE => {
-                if label.starts_with("@") {
+                if label.starts_with('@') {
                     grammar.highlight_id_for_name("property")?
                 } else {
                     return None;
diff --git a/crates/zed/src/main.rs b/crates/zed/src/main.rs
index 5ac7cb36b6..f4fa919c48 100644
--- a/crates/zed/src/main.rs
+++ b/crates/zed/src/main.rs
@@ -101,7 +101,7 @@ fn main() {
 
         //Setup settings global before binding actions
         cx.set_global(SettingsFile::new(
-            &*paths::SETTINGS,
+            &paths::SETTINGS,
             settings_file_content.clone(),
             fs.clone(),
         ));
@@ -586,7 +586,7 @@ async fn handle_cli_connection(
 
                 responses
                     .send(CliResponse::Exit {
-                        status: if errored { 1 } else { 0 },
+                        status: i32::from(errored),
                     })
                     .log_err();
             }
diff --git a/crates/zed/src/zed.rs b/crates/zed/src/zed.rs
index e6d50f43af..c3af91306d 100644
--- a/crates/zed/src/zed.rs
+++ b/crates/zed/src/zed.rs
@@ -338,11 +338,11 @@ pub fn initialize_workspace(
                 },
                 "schemas": [
                     {
-                        "fileMatch": [schema_file_match(&*paths::SETTINGS)],
+                        "fileMatch": [schema_file_match(&paths::SETTINGS)],
                         "schema": settings_file_json_schema(theme_names, language_names),
                     },
                     {
-                        "fileMatch": [schema_file_match(&*paths::KEYMAP)],
+                        "fileMatch": [schema_file_match(&paths::KEYMAP)],
                         "schema": keymap_file_json_schema(&action_names),
                     }
                 ]
@@ -646,7 +646,7 @@ fn open_bundled_config_file(
     cx: &mut ViewContext<Workspace>,
 ) {
     workspace
-        .with_local_workspace(&app_state.clone(), cx, |workspace, cx| {
+        .with_local_workspace(&app_state, cx, |workspace, cx| {
             let project = workspace.project().clone();
             let buffer = project.update(cx, |project, cx| {
                 let text = Assets::get(asset_path).unwrap().data;