unify database record separator constants

Signed-off-by: Jason Volk <jason@zemos.net>

src/database/de.rs

@@ -41,8 +41,7 @@ pub struct Ignore;
 pub struct IgnoreAll;
 
 impl<'de> Deserializer<'de> {
-	/// Record separator; an intentionally invalid-utf8 byte.
-	const SEP: u8 = b'\xFF';
+	const SEP: u8 = crate::ser::SEP;
 
 	/// Determine if the input was fully consumed and error if bytes remaining.
 	/// This is intended for debug assertions; not optimized for parsing logic.

src/database/mod.rs

@@ -29,7 +29,7 @@ pub use self::{
 	handle::Handle,
 	keyval::{KeyVal, Slice},
 	map::Map,
-	ser::{serialize, serialize_to_array, serialize_to_vec, Interfix, Json, Separator},
+	ser::{serialize, serialize_to_array, serialize_to_vec, Interfix, Json, Separator, SEP},
 };
 
 conduit::mod_ctor! {}

src/database/ser.rs

@@ -69,8 +69,11 @@ pub struct Interfix;
 #[derive(Debug, Serialize)]
 pub struct Separator;
 
+/// Record separator; an intentionally invalid-utf8 byte.
+pub const SEP: u8 = b'\xFF';
+
 impl<W: Write> Serializer<'_, W> {
-	const SEP: &'static [u8] = b"\xFF";
+	const SEP: &'static [u8] = &[SEP];
 
 	fn tuple_start(&mut self) {
 		debug_assert!(!self.sep, "Tuple start with separator set");