syntax_data: {"ast_node_type":"other","tokens":[{"end":98,"kind":"keyword","start":0,"text":"build_variant_info(Some(variant_def.name),"}]}
source_snippet:                     build_variant_info(Some(variant_def.name), &fields, layout.for_variant(cx, i))
context_before:                     let fields: Vec<_> = variant_def.fields.iter().map(|f| f.name).collect();
context_after:                 })