syntax_data: {"ast_node_type":"other","tokens":[{"end":75,"kind":"keyword","start":0,"text":"session.dcx().emit_warn(errors::UnsupportedCrateTypeForTarget"}]}
source_snippet:             session.dcx().emit_warn(errors::UnsupportedCrateTypeForTarget {
context_before:         if invalid_output_for_target(session, *crate_type) {
context_after:                 crate_type: *crate_type,