newOS4 v4.6.40: review fixes (bug diagnostics, trash tree, dir paste, stale capture, preview)

1 files changed, 4 insertions, 1 deletions

diff --git a/modules/ext/course.js b/modules/ext/course.js
index d3b96de..8c615ec 100644
--- a/modules/ext/course.js
+++ b/modules/ext/course.js
@@ -177,7 +177,10 @@ class CourseModule {
         if (cmd === 'course') return;
         // Only capture while an exercise is actually running. Capturing every command
         // swallowed all terminal output (pwd/help/version printed nothing).
-        if (!this._active || !this._active.lesson || !this._active.lesson.exercise) return;
+        if (!this._active || !this._active.lesson || !this._active.lesson.exercise) {
+            this._capOut = '';   // never let a previous command's output satisfy an output-check exercise
+            return;
+        }
         if (this._capActive) {
             try { this.terminal._popPrintCapture(); } catch (e) {}
             if (this._capOut) { try { this.terminal.print(this._capOut.replace(/\n+$/, '')); } catch (e) {} }