Yield

2 files changed, 21 insertions, 2 deletions

diff --git a/pong/pong.tdy b/pong/pong.tdy
index 9405a5c..d27a2f5 100644
--- a/pong/pong.tdy
+++ b/pong/pong.tdy
@@ -51,12 +51,13 @@ init := fn {
     state.p2.paddle.x = 19.
     state.p2.paddle.y = 10.
 
-    for i := 0, i < 5, i = i + 1 {
+    for i := 0, i == i, i = i + 1 {
         log(state.p1.paddle.x, state.p1.paddle.y)
         log(state.p2.paddle.x, state.p2.paddle.y)
 
         update(state)
         draw(state)
+        yield
     }
 }
 
diff --git a/pong/src/main.rs b/pong/src/main.rs
index b29136b..449fee1 100644
--- a/pong/src/main.rs
+++ b/pong/src/main.rs
@@ -1,6 +1,7 @@
 use macroquad::{Camera2D, DARKPURPLE, KeyCode, SKYBLUE, clear_background, draw_rectangle, get_frame_time, is_key_down, next_frame, set_camera, vec2};
 use std::path::Path;
 use tihdy::{Type, Value};
+use tihdy::vm::OpResult;
 use tihdy_derive::extern_function;
 
 const SCREEN_WIDTH: f32 = 20.0;
@@ -76,9 +77,26 @@ async fn main() {
     ];
 
     let _guard = rt.enter();  // so we can async { next_frame().await }
-    if let Err(errs) = tihdy::run_file(Path::new("pong.tdy"), false, functions) {
+    let vm = tihdy::compile_file(Path::new("pong.tdy"), false, functions);
+    if let Err(errs) = vm {
         for err in errs {
             println!("{}", err);
         }
+        return;
+    }
+    let mut vm = vm.unwrap();
+    loop {
+        match vm.run() {
+            Err(e) => {
+                println!("{:?}", e);
+                break;
+            }
+            Ok(OpResult::Yield) => {
+                next_frame().await
+            }
+            _ => {
+                break;
+            }
+        }
     }
 }