username-removed-128633
--- a/app/services/members/approve_access_request_service.rb 0 → 100644
+++ b/app/services/members/approve_access_request_service.rb 0 → 100644
+  class ApproveAccessRequestService < BaseService
+    include MembersHelper
+
+    attr_accessor :source
+
+    def initialize(source, current_user, params = {})
+      @source = source
+      @current_user = current_user
+      @params = params
+    end
+
+    def execute
+      condition = params[:user_id] ? { user_id: params[:user_id] } : { id: params[:id] }
+      access_requester = source.requesters.find_by!(condition)
+
+      raise Gitlab::Access::AccessDeniedError if cannot_update_access_requester?(access_requester)