(CommandList
  children: [
    (Sentence
      child: 
        (C {(.)} 
          {
            (DQ 
              (BracedVarSub
                token: <VSub_Name srcdir>
                suffix_op: (StringUnary op_id:VTest_Equals arg_word:{(.)})
                spids: [47 51]
              ) (/tests/init.sh)
            )
          }
        )
      terminator: <Op_Semi ';'>
    )
    (C {(path_prepend_)} {(./src)})
    (C {(print_ver_)} {(truncate)})
    (C {(ln)} {(-s)} {(truncate-target)} {(t-symlink)})
    (AndOr
      ops: [Op_DPipe]
      children: [
        (C {(truncate)} {(-s0)} {(t-symlink)})
        (Assignment
          keyword: Assign_None
          pairs: [(assign_pair lhs:(LhsName name:fail) op:Equal rhs:{(1)} spids:[82])]
          spids: [82]
        )
      ]
    )
    (AndOr
      ops: [Op_DPipe]
      children: [
        (C {(test)} {(-f)} {(truncate-target)})
        (Assignment
          keyword: Assign_None
          pairs: [(assign_pair lhs:(LhsName name:fail) op:Equal rhs:{(1)} spids:[94])]
          spids: [94]
        )
      ]
    )
    (C {(Exit)} {($ VSub_Name '$fail')})
  ]
)