Ast.scope_decl_context_scope_iterSource constraint 'c scope_decl_context_scope_iter = 'c scope_decl_context_scope_iterinherit VisitorsRuntime.iterinherit lident_iterinherit uident_iterinherit scope_decl_context_io_iterinherit Catala_utils.Marked.pos_itermethod visit_scope_decl_context_scope : 'd -> scope_decl_context_scope -> unit