syntax_data: {"ast_node_type":"other","tokens":[{"end":67,"kind":"keyword","start":0,"text":"llvm_plugins:"}]}
source_snippet:     llvm_plugins: Vec<String> = (Vec::new(), parse_list, [TRACKED],
context_before:         "a list of module flags to pass to LLVM (space separated)"),
context_after:         "a list LLVM plugins to enable (space separated)"),