feat(ui): file encoding in statusline (#1355)

* feat(ui): file encoding in statusline

Display file encoding in statusline if the encoding
isn't UTF-8.

* Re-export encoding_rs from core

From there it can be imported by other mods
that rely on it.

1 files changed, 8 insertions, 1 deletions

diff --git a/helix-term/src/ui/editor.rs b/helix-term/src/ui/editor.rs
index 390b3759..dd050398 100644
--- a/helix-term/src/ui/editor.rs
+++ b/helix-term/src/ui/editor.rs
@@ -7,7 +7,7 @@ use crate::{
 };
 
 use helix_core::{
-    coords_at_pos,
+    coords_at_pos, encoding,
     graphemes::{ensure_grapheme_boundary_next, next_grapheme_boundary, prev_grapheme_boundary},
     movement::Direction,
     syntax::{self, HighlightEvent},
@@ -621,6 +621,13 @@ impl EditorView {
             base_style,
         ));
 
+        let enc = doc.encoding();
+        if enc != encoding::UTF_8 {
+            right_side_text
+                .0
+                .push(Span::styled(format!(" {} ", enc.name()), base_style));
+        }
+
         // Render to the statusline.
         surface.set_spans(
             viewport.x