Fix(color): fix the custom attribute does not take effect. #205 (#207)

Co-authored-by: Ellison <ellisonleao@gmail.com>

1 files changed, 8 insertions, 2 deletions

diff --git a/lua/gruvbox/groups.lua b/lua/gruvbox/groups.lua
index 318d3ed..a65cc25 100644
--- a/lua/gruvbox/groups.lua
+++ b/lua/gruvbox/groups.lua
@@ -785,10 +785,16 @@ M.setup = function()
   }
 
   for group, hl in pairs(config.overrides) do
+    -- When `link` is set together with other attrs, only `link` will take effect.
+    -- e.g. `{ link = "GruvboxRed", fg = colors.blue }` The final color is red.
+    -- Dereference the `link` and let user overrides it's attr.
+    local link = nil
     if groups[group] and not vim.tbl_isempty(hl) then
-      groups[group].link = nil
+      link = groups[group]["link"]
+      groups[group]["link"] = nil
     end
-    groups[group] = vim.tbl_extend("force", groups[group] or {}, hl)
+
+    groups[group] = vim.tbl_extend("force", groups[group] or {}, groups[link] or {}, hl)
   end
 
   return groups