syntax_data: {"ast_node_type":"other","tokens":[{"end":93,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:         // the type assigned to `Some(n)` in `unadjusted_pat` would be `Option<i32>` (this is
context_before:         //
context_after:         // determined in rustc_hir_analysis::check::match). The adjustments would be