syntax_data: {"ast_node_type":"other","tokens":[{"end":61,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:                     // (the binop can only handle primitives)
context_before:                     // Use `PartialEq::eq` instead of `BinOp::Eq`
context_after:                     // Make sure that we do *not* call any user-defined code here.