(List
  (If
    (Pipeline
      (Com {[LIT_CHARS echo]} {[VarSub 0]})
      (Com {[LIT_CHARS grep]} {[LIT_CHARS -sq]} {[LIT_CHARS /external/]})
    )
    (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('PREFIX', {[DQ [LIT_CHARS external/][ComSub (Pipeline (Com {[LIT_CHARS echo]} {[VarSub 0]}) (Com {[LIT_CHARS sed]} {[SQ <LIT_CHARS "s_^.*external/\\([^/]*\\)/.*$_\\1_">]}) )]]})])
    (ElseTrue)
    (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('PREFIX', {[DQ ]})])
  )
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('JAVA_PACKAGE', {[LIT_CHARS com/google/devtools/build/android/ziputils]})])
  (Com {[LIT_CHARS exec]} {[VarSub TEST_SRCDIR test_op=VS_TEST_HYPHEN {[VarSub 0] [LIT_CHARS .runfiles]}] [LIT_CHARS /] [VarSub PREFIX] [LIT_CHARS /src/tools/android/java/] [VarSub JAVA_PACKAGE] [LIT_CHARS /reducer]} {[DQ [VarSub @]]})
)