(command.CommandList children: [ (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:TMPDIR) op: assign_op.Equal rhs: {(command_sub left_token:<Id.Left_Backtick '`'> child:(C {<pwd>}))} spids: [11] ) ] ) (C {<export>} {<TMPDIR>}) (C {<exec>} {(DQ (${ Id.VSub_Name srcdir) <'/test-file-has-acl.sh'>)}) ] )