syntax_data: {"ast_node_type":"other","tokens":[{"end":69,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:         // that this isn't useful for wasm and has tricky issues with
context_before:         // https://bugs.llvm.org/show_bug.cgi?id=52442 but the general result is
context_after:         // representation, so this is disabled.