RUST-1132 Implement DeserializeSeed for owned and borrowed raw documents (#433)

Author: isabelatkinson

src/extjson/models.rs

@@ -5,8 +5,9 @@ use serde::{
     Deserialize,
     Serialize,
 };
+use std::borrow::Cow;
 
-use crate::{extjson, oid, spec::BinarySubtype, Bson};
+use crate::{extjson, oid, raw::serde::CowStr, spec::BinarySubtype, Bson};
 
 #[derive(Deserialize)]
 #[serde(deny_unknown_fields)]
@@ -370,3 +371,31 @@ impl Undefined {
         }
     }
 }
+
+#[derive(Debug, Deserialize)]
+pub(crate) struct BorrowedRegexBody<'a> {
+    #[serde(borrow)]
+    pub(crate) pattern: Cow<'a, str>,
+
+    #[serde(borrow)]
+    pub(crate) options: Cow<'a, str>,
+}
+
+#[derive(Debug, Deserialize)]
+pub(crate) struct BorrowedBinaryBody<'a> {
+    #[serde(borrow)]
+    pub(crate) bytes: Cow<'a, [u8]>,
+
+    #[serde(rename = "subType")]
+    pub(crate) subtype: u8,
+}
+
+#[derive(Deserialize)]
+pub(crate) struct BorrowedDbPointerBody<'a> {
+    #[serde(rename = "$ref")]
+    #[serde(borrow)]
+    pub(crate) ns: CowStr<'a>,
+
+    #[serde(rename = "$id")]
+    pub(crate) id: oid::ObjectId,
+}

src/raw/bson.rs

@@ -24,7 +24,7 @@ use crate::{
 };
 
 use super::{
-    serde::{OwnedOrBorrowedRawBson, OwnedOrBorrowedRawBsonVisitor},
+    serde::{bson_visitor::OwnedOrBorrowedRawBsonVisitor, OwnedOrBorrowedRawBson},
     Error,
     Result,
 };

src/raw/bson_ref.rs

@@ -5,7 +5,7 @@ use serde_bytes::Bytes;
 
 use super::{
     bson::RawBson,
-    serde::{OwnedOrBorrowedRawBson, OwnedOrBorrowedRawBsonVisitor},
+    serde::{bson_visitor::OwnedOrBorrowedRawBsonVisitor, OwnedOrBorrowedRawBson},
     Error,
     RawArray,
     RawDocument,

src/raw/mod.rs

@@ -120,7 +120,7 @@ mod document;
 mod document_buf;
 mod error;
 mod iter;
-mod serde;
+pub(crate) mod serde;
 #[cfg(test)]
 mod test;