(List
  (Com {[LIT_CHARS set]} {[LIT_CHARS -eu]})
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('RUNFILES', {[VarSub RUNFILES test_op=VS_TEST_COLON_HYPHEN {[VarSub 0] [LIT_CHARS .runfiles] [LIT_SLASH /] [LIT_CHARS io_bazel]}]})])
  (FunctionDef showfile []
    (Com {[LIT_CHARS cat]} {[DQ [VarSub RUNFILES][LIT_CHARS /examples/shell/data/file.txt]]})
  )
)