be more explicit about dereferencing

[rust-101.git] / workspace / src / part01.rs

diff --git a/workspace/src/part01.rs b/workspace/src/part01.rs
index bcc1b03bbd6ae9efea5d963241dc973e73cf2d0f..ed6717ca3b8111f7b61afc56f0b863c6f3fffc73 100644 (file)
--- a/workspace/src/part01.rs
+++ b/workspace/src/part01.rs
@@ -1,5 +1,3 @@
-// ***Remember to enable/add this part in `main.rs`!***
-
 // Rust-101, Part 01: Expressions, Inherent methods
 // ================================================
 
@@ -26,6 +24,12 @@ fn number_or_default(n: NumberOrNothing, default: i32) -> i32 {
     }
 }
 
+// It is even the case that blocks are expressions, evaluating to the last expression they contain.
+fn compute_stuff(x: i32) -> i32 {
+    let y = { let z = x*x; z + 14 };
+    y*y
+}
+
 // Let us now refactor `vec_min`.
 fn vec_min(v: Vec<i32>) -> NumberOrNothing {
     fn min_i32(a: i32, b: i32) -> i32 {
@@ -68,4 +72,3 @@ pub fn main() {
 
 // **Exercise 01.2**: Write a function `vec_print` that takes a vector and prints all its elements.
 
-// [index](main.html) | [previous](part00.html) | [next](part02.html)