From Brian Beutler of The New Republic, writing about Indiana and citing our editorial:

National Review’s editors called it “another skirmish in the endless battle of the Big Gay Wedding Cake.”
The image evoked, of a sole proprietor conscripted unwillingly into labor, is easy to construct, both because it’s the most politically convenient way for conservatives to portray liberals as illiberal, and because it happens to be taken from real life. [emphasis added]