syntax_data: {"ast_node_type":"other","tokens":[{"end":79,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:     //   deduplicate symbols based purely on the symbol name, but for wasm this
context_before:     //   with a wasm import module, get mangled. Additionally our codegen will
context_after:     //   isn't quite right because the same-named symbol on wasm can come from