Use _getStub to identify and unwrap stubs

Author: smashwilson

lib/atom/pane-item.js

@@ -74,25 +74,32 @@ export default class PaneItem extends React.Component {
     // Listen for and adopt StubItems that are added after this component has
     // already been mounted.
     this.subs.add(this.props.workspace.onDidAddPaneItem(({item}) => {
-      if (item.getRealItem && item.getRealItem() === null) {
-        const match = this.state.uriPattern.matches(item.getURI());
-        if (!match.ok()) {
-          return;
-        }
+      if (!item._getStub) {
+        return;
+      }
+      const stub = item._getStub();
 
-        const openItem = new OpenItem(match, item.getElement(), item);
-        openItem.hydrateStub({
-          copy: () => this.copyOpenItem(openItem),
-        });
-        if (this.props.className) {
-          openItem.addClassName(this.props.className);
-        }
-        this.registerCloseListener(item, openItem);
+      if (stub.getRealItem() !== null) {
+        return;
+      }
 
-        this.setState(prevState => ({
-          currentlyOpen: [...prevState.currentlyOpen, openItem],
-        }));
+      const match = this.state.uriPattern.matches(item.getURI());
+      if (!match.ok()) {
+        return;
+      }
+
+      const openItem = new OpenItem(match, stub.getElement(), stub);
+      openItem.hydrateStub({
+        copy: () => this.copyOpenItem(openItem),
+      });
+      if (this.props.className) {
+        openItem.addClassName(this.props.className);
       }
+      this.registerCloseListener(item, openItem);
+
+      this.setState(prevState => ({
+        currentlyOpen: [...prevState.currentlyOpen, openItem],
+      }));
     }));
 
     for (const openItem of this.state.currentlyOpen) {