syntax_data: {"ast_node_type":"other","tokens":[{"end":94,"kind":"keyword","start":0,"text":"VecI8(16),"}]}
source_snippet:                   VecI8(16), VecI16(8), VecI32(4), VecI64(2), VecF16(8), VecF32(4), VecF64(2);
context_before:                 sse: I32, I64, F16, F32, F64, F128,
context_after:             },