Move rust playground here

Signed-off-by: Carlos Maiolino <[email protected]>

1 files changed, 50 insertions, 0 deletions

diff --git a/rust/chap3/flow.rs b/rust/chap3/flow.rs
new file mode 100644
index 0000000..36557e5
--- /dev/null
+++ b/rust/chap3/flow.rs
@@ -0,0 +1,50 @@
+
+fn if_me() {
+    let number = 6;
+
+    if number < 5 {
+        println!("{number}");
+    } else {
+        println!("Number too high");
+    }
+
+    let choice = false;
+
+    let b = if choice { 24 } else { 64 };
+
+    println!("Choice is {b}");
+}
+
+fn loop_me() {
+
+    let mut c = 5;
+
+    /*
+     * Rust allow loops to me labeled, and use such labels into
+     * break and continue commands to decide what loop to break/continue
+     */
+    let res = 'loop_label: loop {
+        println!("Again");
+
+        if c == 0 {
+            break 'loop_label 99;   // Return a value from the loop to the variable
+        }
+
+        c = c - 1;
+    };
+
+    println!("Value returned by the loop {res}");
+}
+
+fn for_me() {
+    unimplemented!();
+}
+
+fn while_me() {
+    unimplemented!();
+}
+
+fn main() {
+    if_me();
+    loop_me();
+}