fix text preview formatting

 - don't store preview if exit code is 1

2 files changed, 12 insertions, 4 deletions

diff --git a/src/ui/widgets/tui_file_preview.rs b/src/ui/widgets/tui_file_preview.rs
index f731a0e..7fe3822 100644
--- a/src/ui/widgets/tui_file_preview.rs
+++ b/src/ui/widgets/tui_file_preview.rs
@@ -30,6 +30,9 @@ impl<'a> TuiFilePreview<'a> {
 impl<'a> Widget for TuiFilePreview<'a> {
     fn render(self, area: Rect, buf: &mut Buffer) {
         let style = Style::default();
-        buf.set_string(area.x, area.y, self.preview.output.as_str(), style);
+        let area_width = area.width as usize;
+        for (y, s) in (area.y..area.y + area.height).zip(self.preview.output.as_str().split('\n')) {
+            buf.set_stringn(area.x, y, s, area_width, style);
+        }
     }
 }
diff --git a/src/util/input.rs b/src/util/input.rs
index 0896292..200a92a 100644
--- a/src/util/input.rs
+++ b/src/util/input.rs
@@ -82,9 +82,14 @@ pub fn process_dir_preview(context: &mut AppContext, dirlist: JoshutoDirList) {
 }
 
 pub fn process_file_preview(context: &mut AppContext, file_preview: FilePreview) {
-    context
-        .preview_context_mut()
-        .insert_preview(file_preview._path.clone(), file_preview);
+    match file_preview.status.code() {
+        Some(1) | None => {}
+        _ => {
+            context
+                .preview_context_mut()
+                .insert_preview(file_preview._path.clone(), file_preview);
+        }
+    }
 }
 
 pub fn process_mouse(event: MouseEvent, context: &mut AppContext, backend: &mut ui::TuiBackend) {