chore: clippy

delta-inspect/src/main.rs

@@ -66,15 +66,15 @@ async fn main() -> anyhow::Result<()> {
             };
 
             if files_matches.is_present("full_uri") {
-                table.get_file_uris().for_each(|f| println!("{}", f));
+                table.get_file_uris().for_each(|f| println!("{f}"));
             } else {
-                table.get_files_iter().for_each(|f| println!("{}", f));
+                table.get_files_iter().for_each(|f| println!("{f}"));
             };
         }
         Some(("info", info_matches)) => {
             let table_uri = info_matches.value_of("uri").unwrap();
             let table = deltalake::open_table(table_uri).await?;
-            println!("{}", table);
+            println!("{table}");
         }
         Some(("vacuum", vacuum_matches)) => {
             let dry_run = !vacuum_matches.is_present("no_dry_run");
@@ -91,9 +91,9 @@ async fn main() -> anyhow::Result<()> {
                 )
                 .await?;
             if dry_run {
-                println!("Files to deleted: {:#?}", files);
+                println!("Files to deleted: {files:#?}");
             } else {
-                println!("Files deleted: {:#?}", files);
+                println!("Files deleted: {files:#?}");
             }
         }
         _ => unreachable!(),

dynamodb_lock/src/lib.rs

@@ -701,29 +701,20 @@ mod tests {
 
     #[test]
     fn lock_options_default_test() {
-        std::env::set_var(
-            dynamo_lock_options::DYNAMO_LOCK_TABLE_NAME,
-            "some_table".to_string(),
-        );
-        std::env::set_var(
-            dynamo_lock_options::DYNAMO_LOCK_OWNER_NAME,
-            "some_owner".to_string(),
-        );
+        std::env::set_var(dynamo_lock_options::DYNAMO_LOCK_TABLE_NAME, "some_table");
+        std::env::set_var(dynamo_lock_options::DYNAMO_LOCK_OWNER_NAME, "some_owner");
         std::env::set_var(
             dynamo_lock_options::DYNAMO_LOCK_PARTITION_KEY_VALUE,
-            "some_pk".to_string(),
-        );
-        std::env::set_var(
-            dynamo_lock_options::DYNAMO_LOCK_LEASE_DURATION,
-            "40".to_string(),
+            "some_pk",
         );
+        std::env::set_var(dynamo_lock_options::DYNAMO_LOCK_LEASE_DURATION, "40");
         std::env::set_var(
             dynamo_lock_options::DYNAMO_LOCK_REFRESH_PERIOD_MILLIS,
-            "2000".to_string(),
+            "2000",
         );
         std::env::set_var(
             dynamo_lock_options::DYNAMO_LOCK_ADDITIONAL_TIME_TO_WAIT_MILLIS,
-            "3000".to_string(),
+            "3000",
         );
 
         let options = DynamoDbOptions::default();
@@ -767,29 +758,20 @@ mod tests {
 
     #[test]
     fn lock_options_mixed_test() {
-        std::env::set_var(
-            dynamo_lock_options::DYNAMO_LOCK_TABLE_NAME,
-            "some_table".to_string(),
-        );
-        std::env::set_var(
-            dynamo_lock_options::DYNAMO_LOCK_OWNER_NAME,
-            "some_owner".to_string(),
-        );
+        std::env::set_var(dynamo_lock_options::DYNAMO_LOCK_TABLE_NAME, "some_table");
+        std::env::set_var(dynamo_lock_options::DYNAMO_LOCK_OWNER_NAME, "some_owner");
         std::env::set_var(
             dynamo_lock_options::DYNAMO_LOCK_PARTITION_KEY_VALUE,
-            "some_pk".to_string(),
-        );
-        std::env::set_var(
-            dynamo_lock_options::DYNAMO_LOCK_LEASE_DURATION,
-            "40".to_string(),
+            "some_pk",
         );
+        std::env::set_var(dynamo_lock_options::DYNAMO_LOCK_LEASE_DURATION, "40");
         std::env::set_var(
             dynamo_lock_options::DYNAMO_LOCK_REFRESH_PERIOD_MILLIS,
-            "2000".to_string(),
+            "2000",
         );
         std::env::set_var(
             dynamo_lock_options::DYNAMO_LOCK_ADDITIONAL_TIME_TO_WAIT_MILLIS,
-            "3000".to_string(),
+            "3000",
         );
 
         let options = DynamoDbOptions::from_map(hashmap! {

glibc_version/src/lib.rs

@@ -33,7 +33,7 @@ mod imp {
         let version_str = ldd_output_to_version_str(output_str)?;
 
         parse_glibc_version(version_str)
-            .ok_or_else(|| format!("Invalid version string from ldd output: {}", version_str,))
+            .ok_or_else(|| format!("Invalid version string from ldd output: {version_str}",))
     }
 
     fn ldd_output_to_version_str(output_str: &str) -> Result<&str, String> {
@@ -42,8 +42,7 @@ mod imp {
             Ok(captures.get(1).unwrap().as_str())
         } else {
             Err(format!(
-                "ERROR: failed to detect glibc version. ldd output: {}",
-                output_str,
+                "ERROR: failed to detect glibc version. ldd output: {output_str}",
             ))
         }
     }

python/src/filesystem.rs

@@ -53,7 +53,7 @@ impl DeltaFileSystemHandler {
     fn normalize_path(&self, path: String) -> PyResult<String> {
         let suffix = if path.ends_with('/') { "/" } else { "" };
         let path = Path::parse(path).unwrap();
-        Ok(format!("{}{}", path, suffix))
+        Ok(format!("{path}{suffix}"))
     }
 
     fn copy_file(&self, src: String, dest: String) -> PyResult<()> {
@@ -87,7 +87,7 @@ impl DeltaFileSystemHandler {
     }
 
     fn equals(&self, other: &DeltaFileSystemHandler) -> PyResult<bool> {
-        Ok(format!("{:?}", self) == format!("{:?}", other))
+        Ok(format!("{self:?}") == format!("{other:?}"))
     }
 
     fn get_file_info<'py>(&self, paths: Vec<String>, py: Python<'py>) -> PyResult<Vec<&'py PyAny>> {
@@ -313,14 +313,12 @@ impl ObjectInputFile {
     fn check_position(&self, position: i64, action: &str) -> PyResult<()> {
         if position < 0 {
             return Err(PyIOError::new_err(format!(
-                "Cannot {} for negative position.",
-                action
+                "Cannot {action} for negative position."
             )));
         }
         if position > self.content_length {
             return Err(PyIOError::new_err(format!(
-                "Cannot {} past end of file.",
-                action
+                "Cannot {action} past end of file."
             )));
         }
         Ok(())

python/src/lib.rs

@@ -63,7 +63,7 @@ impl PyDeltaTableError {
     }
 
     fn from_chrono(err: chrono::ParseError) -> pyo3::PyErr {
-        PyDeltaTableError::new_err(format!("Parse date and time string failed: {}", err))
+        PyDeltaTableError::new_err(format!("Parse date and time string failed: {err}"))
     }
 
     fn from_checkpoint(err: deltalake::checkpoints::CheckpointError) -> pyo3::PyErr {
@@ -514,10 +514,7 @@ fn filestats_to_expression<'py>(
             schema
                 .field_with_name(column_name)
                 .map_err(|_| {
-                    PyDeltaTableError::new_err(format!(
-                        "Column not found in schema: {}",
-                        column_name
-                    ))
+                    PyDeltaTableError::new_err(format!("Column not found in schema: {column_name}"))
                 })?
                 .data_type()
                 .clone(),

python/src/schema.rs

@@ -135,8 +135,7 @@ impl PrimitiveType {
         if data_type.starts_with("decimal") {
             if try_parse_decimal_type(&data_type).is_none() {
                 Err(PyValueError::new_err(format!(
-                    "invalid decimal type: {}",
-                    data_type
+                    "invalid decimal type: {data_type}"
                 )))
             } else {
                 Ok(Self {
@@ -685,7 +684,7 @@ impl Field {
                 .metadata(py)?
                 .call_method0(py, "__repr__")?
                 .extract(py)?;
-            format!(", metadata={}", metadata_repr)
+            format!(", metadata={metadata_repr}")
         };
         Ok(format!(
             "Field({}, {}, nullable={}{})",

rust/examples/read_delta_table.rs

@@ -2,6 +2,6 @@
 async fn main() -> Result<(), deltalake::DeltaTableError> {
     let table_path = "./tests/data/delta-0.8.0";
     let table = deltalake::open_table(table_path).await?;
-    println!("{}", table);
+    println!("{table}");
     Ok(())
 }

rust/src/action/mod.rs

@@ -50,7 +50,7 @@ fn decode_path(raw_path: &str) -> Result<String, ActionError> {
     percent_decode(raw_path.as_bytes())
         .decode_utf8()
         .map(|c| c.to_string())
-        .map_err(|e| ActionError::InvalidField(format!("Decode path failed for action: {}", e)))
+        .map_err(|e| ActionError::InvalidField(format!("Decode path failed for action: {e}")))
 }
 
 /// Struct used to represent minValues and maxValues in add action statistics.

rust/src/action/parquet_read/mod.rs

@@ -30,8 +30,7 @@ fn populate_hashmap_with_option_from_parquet_map(
 
 fn gen_action_type_error(action: &str, field: &str, expected_type: &str) -> ActionError {
     ActionError::InvalidField(format!(
-        "type for {} in {} action should be {}",
-        field, action, expected_type
+        "type for {field} in {action} action should be {expected_type}"
     ))
 }
 
@@ -83,8 +82,7 @@ impl Add {
                     )
                     .map_err(|estr| {
                         ActionError::InvalidField(format!(
-                            "Invalid partitionValues for add action: {}",
-                            estr,
+                            "Invalid partitionValues for add action: {estr}",
                         ))
                     })?;
                 }
@@ -104,8 +102,7 @@ impl Add {
                         populate_hashmap_with_option_from_parquet_map(&mut tags, tags_map)
                             .map_err(|estr| {
                                 ActionError::InvalidField(format!(
-                                    "Invalid tags for add action: {}",
-                                    estr,
+                                    "Invalid tags for add action: {estr}",
                                 ))
                             })?;
                         re.tags = Some(tags);
@@ -352,8 +349,7 @@ impl MetaData {
                     )
                     .map_err(|estr| {
                         ActionError::InvalidField(format!(
-                            "Invalid configuration for metaData action: {}",
-                            estr,
+                            "Invalid configuration for metaData action: {estr}",
                         ))
                     })?;
                 }
@@ -377,8 +373,7 @@ impl MetaData {
                             )
                             .map_err(|estr| {
                                 ActionError::InvalidField(format!(
-                                    "Invalid format.options for metaData action: {}",
-                                    estr,
+                                    "Invalid format.options for metaData action: {estr}",
                                 ))
                             })?;
                             re.format.options = options;
@@ -443,8 +438,7 @@ impl Remove {
                         )
                         .map_err(|estr| {
                             ActionError::InvalidField(format!(
-                                "Invalid partitionValues for remove action: {}",
-                                estr,
+                                "Invalid partitionValues for remove action: {estr}",
                             ))
                         })?;
                         re.partition_values = Some(partition_values);
@@ -457,8 +451,7 @@ impl Remove {
                         populate_hashmap_with_option_from_parquet_map(&mut tags, tags_map)
                             .map_err(|estr| {
                                 ActionError::InvalidField(format!(
-                                    "Invalid tags for remove action: {}",
-                                    estr,
+                                    "Invalid tags for remove action: {estr}",
                                 ))
                             })?;
                         re.tags = Some(tags);
@@ -598,8 +591,7 @@ impl Action {
             "cdc" => Action::cdc(AddCDCFile::from_parquet_record(col_data)?),
             name => {
                 return Err(ActionError::InvalidField(format!(
-                    "Unexpected action from checkpoint: {}",
-                    name,
+                    "Unexpected action from checkpoint: {name}",
                 )));
             }
         })

rust/src/checkpoints.rs

@@ -140,7 +140,7 @@ async fn create_checkpoint_for(
     let size = parquet_bytes.len() as i64;
     let checkpoint = CheckPoint::new(version, size, None);
 
-    let file_name = format!("{:020}.checkpoint.parquet", version);
+    let file_name = format!("{version:020}.checkpoint.parquet");
     let checkpoint_path = storage.log_path().child(file_name);
 
     debug!("Writing checkpoint to {:?}.", checkpoint_path);

rust/src/delta.rs

@@ -551,7 +551,7 @@ impl DeltaTable {
 
     /// Return the uri of commit version.
     pub fn commit_uri_from_version(&self, version: DeltaDataTypeVersion) -> Path {
-        let version = format!("{:020}.json", version);
+        let version = format!("{version:020}.json");
         Path::from_iter(["_delta_log", &version])
     }
 
@@ -563,7 +563,7 @@ impl DeltaTable {
 
         match check_point.parts {
             None => {
-                let path = log_path.child(&*format!("{}.checkpoint.parquet", checkpoint_prefix));
+                let path = log_path.child(&*format!("{checkpoint_prefix}.checkpoint.parquet"));
                 checkpoint_data_paths.push(path);
             }
             Some(parts) => {
@@ -1221,7 +1221,7 @@ impl fmt::Display for DeltaTable {
         writeln!(f, "\tversion: {}", self.version())?;
         match self.state.current_metadata() {
             Some(metadata) => {
-                writeln!(f, "\tmetadata: {}", metadata)?;
+                writeln!(f, "\tmetadata: {metadata}")?;
             }
             None => {
                 writeln!(f, "\tmetadata: None")?;
@@ -1383,7 +1383,7 @@ impl<'a> DeltaTransaction<'a> {
         // Write delta log entry as temporary file to storage. For the actual commit,
         // the temporary file is moved (atomic rename) to the delta log folder within `commit` function.
         let token = Uuid::new_v4().to_string();
-        let file_name = format!("_commit_{}.json.tmp", token);
+        let file_name = format!("_commit_{token}.json.tmp");
         let path = Path::from_iter(["_delta_log", &file_name]);
 
         self.delta_table.storage.put(&path, log_entry).await?;