add extend_prev_word_end command

helix-term/src/commands.rs

@@ -210,17 +210,18 @@ impl MappableCommand {
         copy_selection_on_prev_line, "Copy selection on previous line",
         move_next_word_start, "Move to start of next word",
         move_prev_word_start, "Move to start of previous word",
-        move_prev_word_end, "Move to end of previous word",
         move_next_word_end, "Move to end of next word",
+        move_prev_word_end, "Move to end of previous word",
         move_next_long_word_start, "Move to start of next long word",
         move_prev_long_word_start, "Move to start of previous long word",
         move_next_long_word_end, "Move to end of next long word",
         extend_next_word_start, "Extend to start of next word",
         extend_prev_word_start, "Extend to start of previous word",
+        extend_next_word_end, "Extend to end of next word",
+        extend_prev_word_end, "Extend to end of previous word",
         extend_next_long_word_start, "Extend to start of next long word",
         extend_prev_long_word_start, "Extend to start of previous long word",
         extend_next_long_word_end, "Extend to end of next long word",
-        extend_next_word_end, "Extend to end of next word",
         find_till_char, "Move till next occurrence of char",
         find_next_char, "Move to next occurrence of char",
         extend_till_char, "Extend till next occurrence of char",
@@ -310,8 +311,7 @@ impl MappableCommand {
         goto_line_end, "Goto line end",
         goto_next_buffer, "Goto next buffer",
         goto_previous_buffer, "Goto previous buffer",
-        // TODO: different description ?
-        goto_line_end_newline, "Goto line end",
+        goto_line_end_newline, "Goto line end (newline)",
         goto_first_nonwhitespace, "Goto first non-blank in line",
         trim_selections, "Trim whitespace from selections",
         extend_to_line_start, "Extend to line start",
@@ -1093,6 +1093,10 @@ fn extend_next_word_end(cx: &mut Context) {
     extend_word_impl(cx, movement::move_next_word_end)
 }
 
+fn extend_prev_word_end(cx: &mut Context) {
+    extend_word_impl(cx, movement::move_prev_word_end)
+}
+
 fn extend_next_long_word_start(cx: &mut Context) {
     extend_word_impl(cx, movement::move_next_long_word_start)
 }