(command.CommandList children: [ (C {<echo>} {(SQ <'--- tai64n has the right format'>)}) (command.Pipeline children: [ (command.Subshell child: (command.CommandList children: [ (command.Sentence child: (C {<echo>} {<ONE>}) terminator: <Id.Op_Semi _> ) (C {<echo>} {<TWO>}) ] ) ) (C {<tai64n>}) (C {<sed>} {(SQ <'s/[0-9a-f]/x/g'>)}) ] negated: F ) (C {<echo>} {(SQ <'--- tai64nlocal handles non-@ lines correctly'>)}) (command.CommandList children: [ (command.Sentence child: (command.Pipeline children: [ (command.Subshell child: (command.CommandList children: [ (command.Sentence child: (C {<echo>} {<one>}) terminator: <Id.Op_Semi _> ) (C {<echo>} {<two>}) ] ) ) (C {<tai64nlocal>}) ] negated: F ) terminator: <Id.Op_Semi _> ) (C {<echo>} {($ Id.VSub_QMark '$?')}) ] ) ] )