There isn't. Even if it was, It's hardly evidence of a xenophobic leaning which the guff was trying to insinuate.
My mistake on the political positions of the two main parties, I accept that. It's not uncommon for grassroots Catalan nationalists to be anti-EU though.
It is true however, as I mentioned before, that the prominent separatist Quim Torra has made overtly racist statements in the past.