From ceb85fa4be2f8d634f7b5cfa3264aebe18debb2a Mon Sep 17 00:00:00 2001
From: jberg <jberg@users.noreply.github.com>
Date: Mon, 19 Aug 2019 14:43:06 -0700
Subject: [PATCH] Add delete opcode (#869)

---
 modern/src/maki-interpreter/interpreter.js | 6 ++++++
 modern/src/runtime/MakiObject.js           | 5 +++++
 2 files changed, 11 insertions(+)

diff --git a/modern/src/maki-interpreter/interpreter.js b/modern/src/maki-interpreter/interpreter.js
index af99cb6f..2a9bc4eb 100644
--- a/modern/src/maki-interpreter/interpreter.js
+++ b/modern/src/maki-interpreter/interpreter.js
@@ -323,6 +323,12 @@ export function* interpret(start, program, stack = []) {
         stack.push(klassInst);
         break;
       }
+      // delete
+      case 97: {
+        const aValue = popStackValue();
+        aValue.js_delete();
+        break;
+      }
       default:
         throw new Error(`Unhandled opcode ${command.opcode}`);
     }
diff --git a/modern/src/runtime/MakiObject.js b/modern/src/runtime/MakiObject.js
index 1b31d706..31f4a989 100644
--- a/modern/src/runtime/MakiObject.js
+++ b/modern/src/runtime/MakiObject.js
@@ -34,6 +34,11 @@ class MakiObject {
     this.children = this.children.filter(item => item !== child);
   }
 
+  js_delete() {
+    this.parent.js_removeChild(this);
+    this.parent.js_trigger("js_update");
+  }
+
   js_trigger(eventName, ...args) {
     this._emitter.trigger(eventName.toLowerCase(), ...args);
   }