syntax_data: {"ast_node_type":"variable","tokens":[{"end":90,"kind":"keyword","start":0,"text":"let"}]}
source_snippet:                     let newlines_test = _mm_cmpeq_epi8(chunk, _mm_set1_epi8(b'\n' as i8));
context_before:                     // Check for newlines in the chunk
context_after:                     let mut newlines_mask = _mm_movemask_epi8(newlines_test);