syntax_data: {"ast_node_type":"variable","tokens":[{"end":42,"kind":"keyword","start":0,"text":"let"}]}
source_snippet:         let context = LLVMContextCreate();
context_before:         // Set up a context, module and builder in that context.
context_after:         let module = LLVMModuleCreateWithNameInContext(b"sum\0".as_ptr() as *const _, context);