fix var name

src/fastfield/bytes/mod.rs

@@ -11,7 +11,7 @@ mod tests {
     use crate::{DocAddress, DocSet, Index, Searcher, Term};
 
     #[test]
-    fn test_bytes2() -> crate::Result<()> {
+    fn test_bytes() -> crate::Result<()> {
         let mut schema_builder = Schema::builder();
         let bytes_field = schema_builder.add_bytes_field("bytesfield", FAST);
         let schema = schema_builder.build();

src/fastfield/reader.rs

@@ -63,27 +63,27 @@ pub trait FastFieldReader<Item: FastValue>: Clone {
 }
 
 struct FFHeader {
-    field_id: u8,
+    codec_id: u8,
     gcd: u64,
     min_value: u64,
 }
 
 fn read_header(bytes: &mut OwnedBytes) -> FFHeader {
-    let magic_number_or_field_id = bytes.read_u8();
-    if magic_number_or_field_id == FF_HEADER_MAGIC_NUMBER {
+    let magic_number_or_codec_id = bytes.read_u8();
+    if magic_number_or_codec_id == FF_HEADER_MAGIC_NUMBER {
         let _header_version = bytes.read_u8();
-        let field_id = bytes.read_u8();
+        let codec_id = bytes.read_u8();
         let gcd = bytes.read_u64();
         let min_value = bytes.read_u64();
         FFHeader {
-            field_id,
+            codec_id,
             gcd,
             min_value,
         }
     } else {
         // old version
         FFHeader {
-            field_id: magic_number_or_field_id,
+            codec_id: magic_number_or_codec_id,
             gcd: 1,
             min_value: 0,
         }
@@ -149,7 +149,7 @@ impl<Item: FastValue> DynamicFastFieldReader<Item> {
         let mut bytes = file.read_bytes()?;
         let header = read_header(&mut bytes);
 
-        Self::open_from_id(bytes, header.field_id, header.gcd, header.min_value)
+        Self::open_from_id(bytes, header.codec_id, header.gcd, header.min_value)
     }
 }
 
@@ -203,7 +203,7 @@ impl<Item: FastValue, C: FastFieldCodecReader> FastFieldReaderCodecWrapper<Item,
     pub fn open(file: FileSlice) -> crate::Result<Self> {
         let mut bytes = file.read_bytes()?;
         let header = read_header(&mut bytes);
-        let id = header.field_id;
+        let id = header.codec_id;
         assert_eq!(
             BitpackedFastFieldSerializer::ID,
             id,

src/fastfield/serializer/mod.rs

@@ -134,7 +134,7 @@ impl CompositeFastFieldSerializer {
     /// automatically.
     pub fn write_header<W: Write>(
         field_write: &mut W,
-        field_id: u8,
+        codec_id: u8,
         stats: FastFieldStats,
         gcd: Option<u64>,
     ) -> io::Result<()> {
@@ -142,7 +142,7 @@ impl CompositeFastFieldSerializer {
         let header_version = 1_u8;
         header_version.serialize(field_write)?;
 
-        field_id.serialize(field_write)?;
+        codec_id.serialize(field_write)?;
         gcd.unwrap_or(GCD_DEFAULT).serialize(field_write)?;
         stats.min_value.serialize(field_write)?;