add Expr2::Str case to render

editor/src/lang/pool.rs

@@ -158,11 +158,13 @@ impl Pool {
     }
 
     pub fn get_str(&self, pool_str: &PoolStr) -> &str {
-        let node_ptr = unsafe { self.nodes.offset(pool_str.first_node_id.index as isize) };
+        unsafe {
+            let node_ptr = self.nodes.offset(pool_str.first_node_id.index as isize);
 
-        let node_slice: &[u8] = unsafe { &*node_ptr };
+            let node_slice: &[u8] = &*node_ptr;
 
-        unsafe { std::str::from_utf8_unchecked(&node_slice[0..pool_str.len as usize]) }
+            std::str::from_utf8_unchecked(&node_slice[0..pool_str.len as usize])
+        }
     }
 
     pub fn set<T>(&mut self, node_id: NodeId<T>, element: T) {

editor/src/lib.rs

@@ -300,7 +300,11 @@ fn run_event_loop(file_path_opt: Option<&Path>) -> Result<(), Box<dyn Error>> {
                     let region = Region::new(0, 0, 0, 0);
 
                     let (expr2, _) = crate::lang::expr::str_to_expr2(
-                        &arena, "2.0", &mut env, &mut scope, region,
+                        &arena,
+                        "\"hello\"",
+                        &mut env,
+                        &mut scope,
+                        region,
                     )
                     .unwrap();
 

editor/src/render.rs

@@ -45,6 +45,18 @@ pub fn render_expr2<'a>(
 
             queue_code_text_draw(&code_text, glyph_brush);
         }
+        Expr2::Str(text) => {
+            let code_text = Text {
+                position,
+                area_bounds,
+                color: CODE_COLOR.into(),
+                text: env.pool.get_str(text),
+                size: CODE_FONT_SIZE,
+                ..Default::default()
+            };
+
+            queue_code_text_draw(&code_text, glyph_brush);
+        }
         rest => todo!("implement {:?} render", rest),
     };
 }