feat(util): set_upvalue

lua/lazyvim/util/inject.lua

@@ -31,4 +31,20 @@ function M.get_upvalue(func, name)
   end
 end
 
+function M.set_upvalue(func, name, value)
+  local i = 1
+  while true do
+    local n = debug.getupvalue(func, i)
+    if not n then
+      break
+    end
+    if n == name then
+      debug.setupvalue(func, i, value)
+      return
+    end
+    i = i + 1
+  end
+  LazyVim.error("upvalue not found: " .. name)
+end
+
 return M