Show whether file readonly in statusline (#7740)

2 files changed, 15 insertions, 1 deletions

diff --git a/helix-term/src/commands/typed.rs b/helix-term/src/commands/typed.rs
index 67640f79..5bb9c6c4 100644
--- a/helix-term/src/commands/typed.rs
+++ b/helix-term/src/commands/typed.rs
@@ -672,7 +672,7 @@ pub fn write_all_impl(
             }
             if doc.path().is_none() {
                 if write_scratch {
-                    errors.push("cannot write a buffer without a filename\n");
+                    errors.push("cannot write a buffer without a filename");
                 }
                 return None;
             }
diff --git a/helix-term/src/ui/statusline.rs b/helix-term/src/ui/statusline.rs
index 61fca609..52dd49f9 100644
--- a/helix-term/src/ui/statusline.rs
+++ b/helix-term/src/ui/statusline.rs
@@ -145,6 +145,7 @@ where
         helix_view::editor::StatusLineElement::FileModificationIndicator => {
             render_file_modification_indicator
         }
+        helix_view::editor::StatusLineElement::ReadOnlyIndicator => render_read_only_indicator,
         helix_view::editor::StatusLineElement::FileEncoding => render_file_encoding,
         helix_view::editor::StatusLineElement::FileLineEnding => render_file_line_ending,
         helix_view::editor::StatusLineElement::FileType => render_file_type,
@@ -442,6 +443,19 @@ where
     write(context, title, None);
 }
 
+fn render_read_only_indicator<F>(context: &mut RenderContext, write: F)
+where
+    F: Fn(&mut RenderContext, String, Option<Style>) + Copy,
+{
+    let title = if context.doc.readonly {
+        " [readonly] "
+    } else {
+        ""
+    }
+    .to_string();
+    write(context, title, None);
+}
+
 fn render_file_base_name<F>(context: &mut RenderContext, write: F)
 where
     F: Fn(&mut RenderContext, String, Option<Style>) + Copy,