syntax_data: {"ast_node_type":"other","tokens":[{"end":85,"kind":"keyword","start":0,"text":"ExprKind::Call"}]}
source_snippet:             ExprKind::Call { fun, ty: _, args: _, from_hir_call: _, fn_span: _ } => {
context_before:             }
context_after:                 let fn_ty = self.thir[fun].ty;