hacked up rc examples

Author: BartMassey

rc/examples/02-badcount.rs

@@ -2,7 +2,9 @@ use rc::simple::Counter;
 
 /// A "message" struct. More later.
 struct Message<'a> {
+    /// Text of message.
     note: &'static str,
+    /// Number of times the message has been accessed.
     counter: &'a mut Counter,
 }
 

rc/examples/04-messages.rs

@@ -2,8 +2,8 @@ use rc::misc::make_messages;
 
 fn main() {
     let (m1, m2) = make_messages("m1", "m2");
-    println!("{} {:?}", m1.text(), m1);
-    println!("{} {:?}", m2.text(), m2);
-    println!("{} {:?}", m1.text(), m1);
-    println!("{} {:?}", m2.text(), m2);
+    println!("{} {}", m1.text(), m1.accesses());
+    println!("{} {}", m2.text(), m2.accesses());
+    println!("{} {}", m1.text(), m1.accesses());
+    println!("{} {}", m2.text(), m2.accesses());
 }

rc/examples/05-cycles.rs

@@ -43,15 +43,6 @@ impl MessageList {
     }
 }
 
-/// Show simple use of messages with shared print counter.
-fn message() {
-    let (m1, m2) = make_messages("m1", "m2");
-    m1.println();
-    m2.println();
-    m1.println();
-    m2.println();
-}
-
 /// Make a couple of message lists with given message
 /// strings and no tail.
 fn make_message_lists(m1: &'static str, m2: &'static str)
@@ -84,8 +75,6 @@ fn message_list_cycle() {
 }
 
 fn main() {
-    message();
-    println!();
     message_list();
     println!();
     message_list_cycle();

rc/src/misc.rs

@@ -7,6 +7,6 @@ pub fn make_messages(m1: &'static str, m2: &'static str)
 {
     let counter = Counter::default();
     let m1 = Message::with_counter(m1, Counter::clone(&counter));
-    let m2 = Message::with_counter(m2, counter);
+    let m2 = Message::with_counter(m2, Counter::clone(&counter));
     (m1, m2)
 }