library: serialize: add vector_normalizer helper

src/serialize/mod.rs

@@ -0,0 +1,2 @@
+pub mod vector;
+pub use vector::*;

src/serialize/vector.rs

@@ -0,0 +1,10 @@
+use crate::Vector;
+use serde::de::{Deserialize, Deserializer};
+
+pub fn vector_normalizer<'de, D>(deserializer: D) -> Result<Vector, D::Error>
+where
+    D: Deserializer<'de>,
+{
+    let v: Vector = Deserialize::deserialize(deserializer)?;
+    Ok(v.normalize())
+}