Add for config.highlight_current_line new variant: no_selection

data/core/config.lua

@@ -13,6 +13,7 @@ config.undo_merge_timeout = 0.3
 config.max_undos = 10000
 config.max_tabs = 8
 config.always_show_tabs = true
+-- Possible values: false, true, "no_selection"
 config.highlight_current_line = true
 config.line_height = 1.2
 config.indent_size = 2

data/core/docview.lua

@@ -331,13 +331,22 @@ end
 function DocView:draw_line_body(idx, x, y)
   -- draw highlight if any selection ends on this line
   local draw_highlight = false
+  local hcl = config.highlight_current_line
+  if hcl ~= false then
     for lidx, line1, col1, line2, col2 in self.doc:get_selections(false) do
       if line1 == idx then
+        if hcl == "no_selection" then
+          if (line1 ~= line2) or (col1 ~= col2) then
+            draw_highlight = false
+            break
+          end
+        end
         draw_highlight = true
         break
       end
     end
-  if draw_highlight and config.highlight_current_line and core.active_view == self then
+  end
+  if draw_highlight and core.active_view == self then
     self:draw_line_highlight(x + self.scroll.x, y)
   end