feat: add user book constructor

src/main.rs

@@ -3,6 +3,7 @@ mod float;
 mod signed;
 mod string;
 mod unsigned;
+mod user_book_constructor;
 mod user_struct;
 
 fn main() {
@@ -11,4 +12,5 @@ fn main() {
     float::intro_to_float();
     string::strings();
     user_struct::user_registry();
+    user_book_constructor::book_new();
 }

src/user_book_constructor.rs

@@ -0,0 +1,28 @@
+#[derive(Debug)]
+#[warn(dead_code)]
+pub struct Book<'a> {
+    // 1. Define the fields of the struct
+    // Make all of them public with `pub`
+    // Read the description for the fields
+    pub title: &'a str,
+    pub author: &'a str,
+    pub year: i64,
+    pub likes: u16,
+}
+
+pub fn book_new() {
+    let book = Book::new("Get it right", "martin luther vibes", 2026);
+    println!("this is the result of the new book {:#?}", book)
+}
+
+impl Book<'static> {
+    // 2. Define the `new` associated function
+    pub fn new<'a>(title: &'a str, author: &'a str, year: i64) -> Book<'a> {
+        Book {
+            title,
+            author,
+            year,
+            likes: 0,
+        }
+    }
+}