tear down refs

src/compile/render-dom/wrappers/Element/index.ts

@@ -540,7 +540,8 @@ export default class ElementWrapper extends Wrapper {
 				}
 			`);
 
-			block.builders.mount.addLine(`ctx.${name}(${this.var});`);
+			block.builders.mount.addLine(`@add_binding_callback(() => ctx.${name}(${this.var}));`);
+			block.builders.destroy.addLine(`ctx.${name}(null);`);
 		}
 	}
 

src/compile/render-dom/wrappers/InlineComponent/index.ts

@@ -219,7 +219,8 @@ export default class InlineComponentWrapper extends Wrapper {
 					}
 				`);
 
-				return `ctx.${fn}(${this.var})`;
+				block.builders.destroy.addLine(`ctx.${fn}(null);`);
+				return `@add_binding_callback(() => ctx.${fn}(${this.var}));`;
 			}
 
 			component.has_reactive_assignments = true;