syntax_data: {"ast_node_type":"other","tokens":[{"end":53,"kind":"keyword","start":0,"text":"IRTransformLayer:"}]}
source_snippet:         IRTransformLayer: LLVMOrcIRTransformLayerRef,
context_before:     pub fn LLVMOrcIRTransformLayerEmit(
context_after:         MR: LLVMOrcMaterializationResponsibilityRef,