opens the next open tab correctly

fixes model being cached as undefined
fixed open files not being correctly mutated

2 files changed, 2 insertions, 2 deletions

diff --git a/app/assets/javascripts/ide/lib/common/model_manager.js b/app/assets/javascripts/ide/lib/common/model_manager.js
index 12f1389f559..9a0baffceee 100644
--- a/app/assets/javascripts/ide/lib/common/model_manager.js
+++ b/app/assets/javascripts/ide/lib/common/model_manager.js
@@ -23,7 +23,7 @@ export default class ModelManager {
     }
 
     const model = new Model(this.monaco, file);
-    this.models.set(model.key, model);
+    this.models.set(model.path, model);
     this.disposable.add(model);
 
     eventHub.$on(
diff --git a/app/assets/javascripts/ide/lib/diff/controller.js b/app/assets/javascripts/ide/lib/diff/controller.js
index 0447a1d13f8..5408cb97199 100644
--- a/app/assets/javascripts/ide/lib/diff/controller.js
+++ b/app/assets/javascripts/ide/lib/diff/controller.js
@@ -44,7 +44,7 @@ export default class DirtyDiffController {
 
   computeDiff(model) {
     this.dirtyDiffWorker.postMessage({
-      key: model.key,
+      key: model.path,
       originalContent: model.getOriginalModel().getValue(),
       newContent: model.getModel().getValue(),
     });