(command.CommandList children: [ (command.CommandList children: [ (command.Sentence child: (C {<.>} { (DQ (braced_var_sub token: <Id.VSub_Name srcdir> suffix_op: (suffix_op.Unary tok:<Id.VTest_Equals '='> arg_word:{<.>}) ) <'/tests/init.sh'> ) } ) terminator: <Id.Op_Semi _> ) (C {<path_prepend_>} {<'./src'>}) ] ) (C {<print_ver_>} {<touch>}) (command.AndOr ops: [Id.Op_DPipe] children: [ (C {<touch>} {<.>}) (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:fail) op: assign_op.Equal rhs: {<1>} spids: [37] ) ] ) ] ) (C {<Exit>} {($ Id.VSub_DollarName '$fail')}) ] )