fix(bounds): edge-cases

lua/visual-surround/init.lua

@@ -157,6 +157,8 @@ local function remove_surr(bounds, mode, opening, closing)
         api.nvim_buf_set_lines(0, bounds.vline_start - 1, bounds.vline_end, true, lines)
     end
 
+    new_bounds.vcol_start = math.max(0, new_bounds.vcol_start)
+    new_bounds.vcol_end = math.max(0, new_bounds.vcol_end)
     util.update_visual_selection(new_bounds, mode)
 end
 

lua/visual-surround/util.lua

@@ -55,15 +55,15 @@ function M.get_bounds(mode)
             vcol_start, vcol_end = vcol_end, vcol_start
         end
     end
+
     -- fix the order of the columns if the user selects from bottom right to top left in viusal block mode
     if mode == api.nvim_replace_termcodes("<c-v>", true, false, true) and vcol_start > vcol_end then
         vcol_start, vcol_end = vcol_end, vcol_start
     end
 
     -- ajust the end column if the cursor is one character after the end of the line (visual mode enables this)
-    if vcol_end == vim.fn.col("$") then
-        vcol_end = vcol_end - 1
-    end
+    local last_line = vim.fn.getline(vline_end)
+    vcol_end = math.min(vcol_end, api.nvim_strwidth(last_line))
 
     return {
         vline_start = vline_start,