syntax_data: {"ast_node_type":"variable","tokens":[{"end":42,"kind":"keyword","start":0,"text":"&&"}]}
source_snippet:                 && let Ok(with_trailing) =
context_before:                 sm.indentation_before(only.span)
context_after:                     sm.span_extend_while(only.span, |c| c.is_whitespace() || c == ',')