add deserialize function

src/core/primitive_parser.rs

@@ -1,7 +1,7 @@
 use std::fs;
 use std::path::PathBuf;
 use std::{collections::HashMap, fs::File};
-use std::io::BufReader;
+use std::io::{BufReader, Read};
 
 use bincode::Error;
 use ropey::Rope;
@@ -23,6 +23,23 @@ pub struct PrimitiveXml {
 	pub name_to_template: HashMap<String, Template>
 }
 
+pub fn load_primitive_bin(file: &str) -> Option<PrimitiveXml> {
+    if let Ok(mut file) = File::open(file) {
+        let mut buffer = Vec::new();
+        match file.read_to_end(&mut buffer) {
+            Ok(_) => {
+                let deserialized_data: PrimitiveXml = bincode::deserialize(&buffer).unwrap();
+                Some(deserialized_data)
+            }
+            Err(_) => {
+                None
+            }
+        }
+    } else {
+        None
+    }
+}
+
 #[allow(unused)]
 pub fn init_parse_primitive_files(dir: &str) -> Result<PrimitiveXml, Error> {
     let mut primitive_xml = PrimitiveXml::default();