chore: fix fmt and clippy errors

Author: Standing-Man

datafusion/datasource/src/file_scan_config.rs

@@ -422,7 +422,7 @@ impl From<FileScanConfig> for FileScanConfigBuilder {
         Self {
             object_store_url: config.object_store_url,
             file_schema: config.file_schema,
-            file_source: config.file_source.clone(),
+            file_source: Arc::<dyn FileSource>::clone(&config.file_source),
             file_groups: config.file_groups,
             statistics: config.file_source.statistics().ok(),
             output_ordering: config.output_ordering,
@@ -2157,10 +2157,21 @@ mod tests {
         assert!(config.constraints.is_empty());
 
         // Verify statistics are set to unknown
-        assert_eq!(config.file_source.statistics().unwrap().num_rows, Precision::Absent);
-        assert_eq!(config.file_source.statistics().unwrap().total_byte_size, Precision::Absent);
         assert_eq!(
-            config.file_source.statistics().unwrap().column_statistics.len(),
+            config.file_source.statistics().unwrap().num_rows,
+            Precision::Absent
+        );
+        assert_eq!(
+            config.file_source.statistics().unwrap().total_byte_size,
+            Precision::Absent
+        );
+        assert_eq!(
+            config
+                .file_source
+                .statistics()
+                .unwrap()
+                .column_statistics
+                .len(),
             file_schema.fields().len()
         );
         for stat in config.file_source.statistics().unwrap().column_statistics {

datafusion/proto/tests/cases/roundtrip_physical_plan.rs

@@ -29,7 +29,6 @@ use crate::cases::{
 use arrow::array::RecordBatch;
 use arrow::csv::WriterBuilder;
 use arrow::datatypes::{Fields, TimeUnit};
-use datafusion::datasource::file_format::file_compression_type::FileCompressionType;
 use datafusion::physical_expr::aggregate::AggregateExprBuilder;
 use datafusion::physical_plan::coalesce_batches::CoalesceBatchesExec;
 use datafusion_expr::dml::InsertOp;
@@ -97,7 +96,7 @@ use datafusion_common::file_options::json_writer::JsonWriterOptions;
 use datafusion_common::parsers::CompressionTypeVariant;
 use datafusion_common::stats::Precision;
 use datafusion_common::{
-    internal_err, not_impl_err, Constraints, DataFusionError, Result, UnnestOptions,
+    internal_err, not_impl_err, DataFusionError, Result, UnnestOptions,
 };
 use datafusion_expr::{
     Accumulator, AccumulatorFactoryFunction, AggregateUDF, ColumnarValue, ScalarUDF,