Make the changes to use heed v0.20-alpha.6

milli/src/heed_codec/roaring_bitmap/bo_roaring_bitmap_codec.rs

@@ -2,7 +2,7 @@ use std::borrow::Cow;
 use std::convert::TryInto;
 use std::mem::size_of;
 
-use heed::BytesDecode;
+use heed::{BoxedError, BytesDecode};
 use roaring::RoaringBitmap;
 
 use crate::heed_codec::BytesDecodeOwned;
@@ -19,22 +19,22 @@ impl BoRoaringBitmapCodec {
 impl BytesDecode<'_> for BoRoaringBitmapCodec {
     type DItem = RoaringBitmap;
 
-    fn bytes_decode(bytes: &[u8]) -> Option<Self::DItem> {
+    fn bytes_decode(bytes: &[u8]) -> Result<Self::DItem, BoxedError> {
         let mut bitmap = RoaringBitmap::new();
 
         for chunk in bytes.chunks(size_of::<u32>()) {
-            let bytes = chunk.try_into().ok()?;
+            let bytes = chunk.try_into()?;
             bitmap.push(u32::from_ne_bytes(bytes));
         }
 
-        Some(bitmap)
+        Ok(bitmap)
     }
 }
 
 impl BytesDecodeOwned for BoRoaringBitmapCodec {
     type DItem = RoaringBitmap;
 
-    fn bytes_decode_owned(bytes: &[u8]) -> Option<Self::DItem> {
+    fn bytes_decode_owned(bytes: &[u8]) -> Result<Self::DItem, BoxedError> {
         Self::bytes_decode(bytes)
     }
 }
@@ -42,9 +42,9 @@ impl BytesDecodeOwned for BoRoaringBitmapCodec {
 impl heed::BytesEncode<'_> for BoRoaringBitmapCodec {
     type EItem = RoaringBitmap;
 
-    fn bytes_encode(item: &Self::EItem) -> Option<Cow<[u8]>> {
+    fn bytes_encode(item: &Self::EItem) -> Result<Cow<[u8]>, BoxedError> {
         let mut out = Vec::new();
         BoRoaringBitmapCodec::serialize_into(item, &mut out);
-        Some(Cow::Owned(out))
+        Ok(Cow::Owned(out))
     }
 }

milli/src/heed_codec/roaring_bitmap/cbo_roaring_bitmap_codec.rs

@@ -3,6 +3,7 @@ use std::io;
 use std::mem::size_of;
 
 use byteorder::{NativeEndian, ReadBytesExt, WriteBytesExt};
+use heed::BoxedError;
 use roaring::RoaringBitmap;
 
 use crate::heed_codec::BytesDecodeOwned;
@@ -132,26 +133,26 @@ impl CboRoaringBitmapCodec {
 impl heed::BytesDecode<'_> for CboRoaringBitmapCodec {
     type DItem = RoaringBitmap;
 
-    fn bytes_decode(bytes: &[u8]) -> Option<Self::DItem> {
-        Self::deserialize_from(bytes).ok()
+    fn bytes_decode(bytes: &[u8]) -> Result<Self::DItem, BoxedError> {
+        Self::deserialize_from(bytes).map_err(Into::into)
     }
 }
 
 impl BytesDecodeOwned for CboRoaringBitmapCodec {
     type DItem = RoaringBitmap;
 
-    fn bytes_decode_owned(bytes: &[u8]) -> Option<Self::DItem> {
-        Self::deserialize_from(bytes).ok()
+    fn bytes_decode_owned(bytes: &[u8]) -> Result<Self::DItem, BoxedError> {
+        Self::deserialize_from(bytes).map_err(Into::into)
     }
 }
 
 impl heed::BytesEncode<'_> for CboRoaringBitmapCodec {
     type EItem = RoaringBitmap;
 
-    fn bytes_encode(item: &Self::EItem) -> Option<Cow<[u8]>> {
+    fn bytes_encode(item: &Self::EItem) -> Result<Cow<[u8]>, BoxedError> {
         let mut vec = Vec::with_capacity(Self::serialized_size(item));
         Self::serialize_into(item, &mut vec);
-        Some(Cow::Owned(vec))
+        Ok(Cow::Owned(vec))
     }
 }
 

milli/src/heed_codec/roaring_bitmap/roaring_bitmap_codec.rs

@@ -1,5 +1,6 @@
 use std::borrow::Cow;
 
+use heed::BoxedError;
 use roaring::RoaringBitmap;
 
 use crate::heed_codec::BytesDecodeOwned;
@@ -9,25 +10,25 @@ pub struct RoaringBitmapCodec;
 impl heed::BytesDecode<'_> for RoaringBitmapCodec {
     type DItem = RoaringBitmap;
 
-    fn bytes_decode(bytes: &[u8]) -> Option<Self::DItem> {
-        RoaringBitmap::deserialize_unchecked_from(bytes).ok()
+    fn bytes_decode(bytes: &[u8]) -> Result<Self::DItem, BoxedError> {
+        RoaringBitmap::deserialize_unchecked_from(bytes).map_err(Into::into)
     }
 }
 
 impl BytesDecodeOwned for RoaringBitmapCodec {
     type DItem = RoaringBitmap;
 
-    fn bytes_decode_owned(bytes: &[u8]) -> Option<Self::DItem> {
-        RoaringBitmap::deserialize_from(bytes).ok()
+    fn bytes_decode_owned(bytes: &[u8]) -> Result<Self::DItem, BoxedError> {
+        RoaringBitmap::deserialize_from(bytes).map_err(Into::into)
     }
 }
 
 impl heed::BytesEncode<'_> for RoaringBitmapCodec {
     type EItem = RoaringBitmap;
 
-    fn bytes_encode(item: &Self::EItem) -> Option<Cow<[u8]>> {
+    fn bytes_encode(item: &Self::EItem) -> Result<Cow<[u8]>, BoxedError> {
         let mut bytes = Vec::with_capacity(item.serialized_size());
-        item.serialize_into(&mut bytes).ok()?;
-        Some(Cow::Owned(bytes))
+        item.serialize_into(&mut bytes)?;
+        Ok(Cow::Owned(bytes))
     }
 }