Fix tests

src/buffer.rs

@@ -86,7 +86,7 @@ impl<'a> LayoutRun<'a> {
             x_end = Some(self.glyphs.last().map_or(0., |glyph| glyph.x + glyph.w * ltr_factor));
         }
         if let Some(x_start) = x_start {
-            let x_end = x_end.unwrap();
+            let x_end = x_end.expect("end of cursor not found");
             let (x_start, x_end) = if x_start < x_end { (x_start, x_end) } else { (x_end, x_start) };
             Some((x_start, x_end - x_start))
         } else {

src/edit/editor.rs

@@ -1,9 +1,8 @@
 // SPDX-License-Identifier: MIT OR Apache-2.0
 
 #[cfg(not(feature = "std"))]
-use alloc::string::{String, ToString};
+use alloc::string::String;
-use core::cmp;
+use core::{cmp, iter::once};
-use std::iter::once;
 use unicode_segmentation::UnicodeSegmentation;
 
 use crate::{Action, AttrsList, Buffer, BufferLine, Cursor, Edit, LayoutCursor};
@@ -227,7 +226,7 @@ impl<'a> Edit<'a> for Editor<'a> {
         if let Some(data_line) = lines_iter.next() {
             let mut these_attrs = final_attrs.split_off(data_line.len());
             remaining_split_len -= data_line.len();
-            std::mem::swap(&mut these_attrs, &mut final_attrs);
+            core::mem::swap(&mut these_attrs, &mut final_attrs);
             line.append(BufferLine::new(data_line.strip_suffix(char::is_control).unwrap_or(data_line), these_attrs));
         } else {
             panic!("str::lines() did not yield any elements");

src/edit/syntect.rs

@@ -33,7 +33,7 @@ use crate::{
     Edit,
     Editor,
     Style,
-    Weight, 
+    Weight,
     Wrap,
 };
 
@@ -161,7 +161,7 @@ impl<'a> Edit<'a> for SyntaxEditor<'a> {
     fn select_opt(&self) -> Option<Cursor> {
         self.editor.select_opt()
     }
-    
+
     fn set_select_opt(&mut self, select_opt: Option<Cursor>) {
         self.editor.set_select_opt(select_opt);
     }
@@ -247,7 +247,7 @@ impl<'a> Edit<'a> for SyntaxEditor<'a> {
         if highlighted > 0 {
             buffer.set_redraw(true);
             #[cfg(feature = "std")]
-            log::debug!("Syntax highlighted {} lines in {:?}", highlighted, now.elapsed()); 
+            log::debug!("Syntax highlighted {} lines in {:?}", highlighted, now.elapsed());
         }
 
         self.editor.shape_as_needed();
@@ -261,6 +261,10 @@ impl<'a> Edit<'a> for SyntaxEditor<'a> {
         self.editor.delete_selection()
     }
 
+    fn insert_string(&mut self, data: &str, attrs_list: Option<AttrsList>) {
+        self.editor.insert_string(data, attrs_list);
+    }
+
     fn action(&mut self, action: Action) {
         self.editor.action(action);
     }

src/edit/vi.rs

@@ -4,6 +4,7 @@ use unicode_segmentation::UnicodeSegmentation;
 
 use crate::{
     Action,
+    AttrsList,
     Buffer,
     Color,
     Cursor,
@@ -83,6 +84,10 @@ impl<'a> Edit<'a> for ViEditor<'a> {
         self.editor.delete_selection()
     }
 
+    fn insert_string(&mut self, data: &str, attrs_list: Option<AttrsList>) {
+        self.editor.insert_string(data, attrs_list);
+    }
+
     fn action(&mut self, action: Action) {
         let old_mode = self.mode;