rust port

wrote the intro,
directions,
and max players check

50_Horserace/rust/src/main.rs

@@ -1,4 +1,4 @@
-use crate::game::Game;
+use crate::{game::Game, util::PromptResult};
 
 mod game;
 mod horses;
@@ -6,6 +6,19 @@ mod players;
 mod util;
 
 fn main() {
+    println!("\n\n\t\tHORSERACE");
+    println!("CREATIVE COMPUTING MORRISTOWN, NEW JERSEY\n");
+    println!("WELCOME TO SOUTH PORTLAND HIGH RACETRACK\n\t\t...OWNED BY LAURIE CHEVALIER");
+
+    if let PromptResult::YesNo(yes) = util::prompt(Some(false), "DO YOU WANT DIRECTIONS?") {
+        if yes {
+            println!("UP TO 10 MAY PLAY.  A TABLE OF ODDS WILL BE PRINTED.  YOU");
+            println!("MAY BET ANY AMOUNT UNDER $100,000 ON ONE HORSE.");
+            println!("DURING THE RACE, A HORSE WILL BE SHOWN BY ITS");
+            println!("NUMBER.  THE HORSES RACE DOWN THE PAPER!\n");
+        }
+    }
+
     let mut game = Game::new();
     let mut again = true;
 

50_Horserace/rust/src/players.rs

@@ -34,6 +34,8 @@ impl Players {
             if let PromptResult::Numeric(n) = util::prompt(Some(true), "HOW MANY WANT TO BET?") {
                 if n <= 0 {
                     println!("THERE CAN'T BE (LESS THAN) ZERO PLAYERS!");
+                } else if n > 10 {
+                    println!("THERE CAN'T BE MORE THAN TEN PLAYERS!");
                 } else {
                     println!("WHEN ? APPEARS, TYPE NAME");
                     players = Players::generate_players(n);