syntax_data: {"ast_node_type":"variable","tokens":[{"end":57,"kind":"keyword","start":0,"text":"let"}]}
source_snippet:                     let diff = u16::from_le_bytes(bytes);
context_before:                     let bytes = [raw_diffs[pos], raw_diffs[pos + 1]];
context_after:                     line_start = line_start + RelativeBytePos(diff as u32);