Fixing compilation warnings & clippy comments.

src/collector/facet_collector.rs

@@ -727,7 +727,7 @@ mod bench {
 
         let mut index_writer = index.writer_for_tests().unwrap();
         for doc in docs {
-            index_writer.add_document(doc);
+            index_writer.add_document(doc).unwrap();
         }
         index_writer.commit().unwrap();
         let reader = index.reader().unwrap();

src/indexer/merger_sorted_index_test.rs

@@ -516,7 +516,7 @@ mod bench_sorted_index_merge {
             let index_doc = |index_writer: &mut IndexWriter, val: u64| {
                 let mut doc = Document::default();
                 doc.add_u64(int_field, val);
-                index_writer.add_document(doc);
+                index_writer.add_document(doc).unwrap();
             };
             // 3 segments with 10_000 values in the fast fields
             for _ in 0..3 {

src/postings/mod.rs

@@ -617,7 +617,7 @@ mod bench {
                     doc.add_text(text_field, "c");
                 }
                 doc.add_text(text_field, "d");
-                index_writer.add_document(doc);
+                index_writer.add_document(doc).unwrap();
             }
             assert!(index_writer.commit().is_ok());
         }

src/store/compression_brotli.rs

@@ -2,8 +2,10 @@ use std::io;
 
 #[inline]
 pub fn compress(mut uncompressed: &[u8], compressed: &mut Vec<u8>) -> io::Result<()> {
-    let mut params = brotli::enc::BrotliEncoderParams::default();
-    params.quality = 5;
+    let params = brotli::enc::BrotliEncoderParams {
+        quality: 5,
+        ..Default::default()
+    };
     compressed.clear();
     brotli::BrotliCompress(&mut uncompressed, compressed, &params)?;
     Ok(())

src/store/compression_snap.rs

@@ -4,7 +4,7 @@ use std::io::{self, Read, Write};
 pub fn compress(uncompressed: &[u8], compressed: &mut Vec<u8>) -> io::Result<()> {
     compressed.clear();
     let mut encoder = snap::write::FrameEncoder::new(compressed);
-    encoder.write_all(&uncompressed)?;
+    encoder.write_all(uncompressed)?;
     encoder.flush()?;
     Ok(())
 }

src/store/mod.rs

@@ -259,11 +259,11 @@ pub mod tests {
             let mut index_writer = index.writer_for_tests().unwrap();
             // put enough data create enough blocks in the doc store to be considered for stacking
             for _ in 0..200 {
-                index_writer.add_document(doc!(text_field=> LOREM));
+                index_writer.add_document(doc!(text_field=> LOREM))?;
             }
             assert!(index_writer.commit().is_ok());
             for _ in 0..200 {
-                index_writer.add_document(doc!(text_field=> LOREM));
+                index_writer.add_document(doc!(text_field=> LOREM))?;
             }
             assert!(index_writer.commit().is_ok());
         }