syntax_data: {"ast_node_type":"other","tokens":[{"end":34,"kind":"keyword","start":0,"text":"metadata:"}]}
source_snippet:         metadata: TargetMetadata {
context_before:         llvm_target: "armv8r-none-eabihf".into(),
context_after:             description: Some("Bare Armv8-R, hardfloat".into()),