{"ast_node_type":"other","tokens":[{"end":82,"kind":"keyword","start":0,"text":"//"}]}
    // or both to and from the gpu (=3). Other values shouldn't affect us for now.
    // Here we figure out whether something needs to be copied to the gpu (=1), from the gpu (=2),
    // A non-mutable reference or pointer will be 1, an array that's not read, but fully overwritten