(List
  (= scope=<EAssignScope.GLOBAL 1> flags=1 words=[] bindings=[('LC_ALL', {[LIT_CHARS C]})])
  (FunctionDef show_diff []
    (List
      (= scope=<EAssignScope.LOCAL 0> flags=0 words=[] bindings=[('tmp1', {[ComSub (Com {[LIT_CHARS mktemp]})]})])
      (= scope=<EAssignScope.LOCAL 0> flags=0 words=[] bindings=[('tmp2', {[ComSub (Com {[LIT_CHARS mktemp]})]})])
      (Com {[LIT_CHARS echo]} {[DQ [VarSub 1]]}
        <
        (FilenameRedirectNode filename={[DQ [VarSub tmp1]]} <REDIR_GREAT ">"> 1),
        >
      )
      (Com {[LIT_CHARS echo]} {[DQ [VarSub 2]]}
        <
        (FilenameRedirectNode filename={[DQ [VarSub tmp2]]} <REDIR_GREAT ">"> 1),
        >
      )
      (Pipeline
        (Com {[LIT_CHARS diff]} {[LIT_CHARS -U]} {[LIT_CHARS 1]} {[DQ [VarSub tmp1]]} {[DQ [VarSub tmp2]]}        )
        (Com {[LIT_CHARS sed]} {[LIT_CHARS -e]} {[LIT_CHARS 1d]} {[LIT_CHARS -e]} {[LIT_CHARS 2d]} {[LIT_CHARS -e]} {[SQ <LIT_CHARS "s:^:\\t:">]}        )
      )
      (Com {[LIT_CHARS rm]} {[LIT_CHARS -f]} {[DQ [VarSub tmp1]]} {[DQ [VarSub tmp2]]}      )
    )
  )
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('ret', {[LIT_CHARS 0]})])
  (For s [{[LIT_CHARS crosh] [LIT_OTHER "*"]}])
    (List
      (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "Checking "][VarSub s]]}      )
      (AndOr OP_AND_IF
        (Com {[LIT_CHARS egrep]} {[LIT_CHARS -hn]} {[SQ <LIT_CHARS "[[:space:]]+$">]} {[VarSub s]}        )
        (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('ret', {[LIT_CHARS 1]})])
      )
      (AndOr OP_OR_IF
        (Com {[LIT_CHARS bash]} {[LIT_CHARS -n]} {[VarSub s]}        )
        (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('ret', {[LIT_CHARS 1]})])
      )
      (For help [{[ComSub (Com {[LIT_CHARS sed]} {[LIT_CHARS -n]} {[DQ [LIT_CHARS "/^[A-Z_]*HELP[A-Z_]*='"][LIT_OTHER "$"][LIT_CHARS "/s:='::p"]]} {[DQ [VarSub s]]})]}])
        (List
          (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('cmds', {[ComSub (Pipeline (Com {[LIT_CHARS sed]} {[LIT_CHARS -n]} {[DQ [LIT_CHARS "/^"][VarSub help][LIT_CHARS "=/,/'"][LIT_OTHER "$"][LIT_CHARS /p]]} {[DQ [VarSub s]]}) (Com {[LIT_CHARS egrep]} {[LIT_CHARS -o]} {[SQ <LIT_CHARS "^ [^ ]+">]}) )]})])
          (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('sorted', {[ComSub (Pipeline (Com {[LIT_CHARS echo]} {[DQ [VarSub cmds]]}) (Com {[LIT_CHARS sort]}) )]})])
          (If
            (DBracket {B2 BINARY_STRING_NOT_EQUAL {[VarSub cmds]} {[DQ [VarSub sorted]]}})
            (List
              (Com {[LIT_CHARS echo]} {[DQ [LIT_CHARS "ERROR: "][VarSub help][LIT_CHARS " is not sorted:"]]}              )
              (Com {[LIT_CHARS show_diff]} {[DQ [VarSub cmds]]} {[DQ [VarSub sorted]]}              )
              (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('ret', {[LIT_CHARS 1]})])
            )
          )
        )
      )
      (If
        (Com {[LIT_CHARS grep]} {[LIT_CHARS -hn]} {[SQ <LIT_CHARS "^cmd_.*() *{">]} {[VarSub s]}        )
        (List
          (Com {[LIT_CHARS cat]}
            <
            (HereDocRedirectNode here_end='EOF' do_expansion=True body_word={[DQ [LIT_CHARS "ERROR: The above commands need to use () for their bodies, not {}:\n"][LIT_CHARS " cmd_foo() (\n"][LIT_CHARS "   ...\n"][LIT_CHARS " )\n"][LIT_CHARS "\n"]]} <REDIR_DLESS "<<"> 0),
            >
          )
          (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('ret', {[LIT_CHARS 1]})])
        )
      )
      (If
        (Com {[LIT_CHARS grep]} {[LIT_CHARS -hn]} {[SQ <LIT_CHARS "^[a-z0-9_]*()[{(]">]} {[VarSub s]}        )
        (List
          (Com {[LIT_CHARS cat]}
            <
            (HereDocRedirectNode here_end='EOF' do_expansion=True body_word={[DQ [LIT_CHARS "ERROR: The above commands need a space after the ()\n"][LIT_CHARS "\n"]]} <REDIR_DLESS "<<"> 0),
            >
          )
          (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('ret', {[LIT_CHARS 1]})])
        )
      )
      (If
        (Com {[LIT_CHARS grep]} {[LIT_CHARS -hn]} {[SQ <LIT_CHARS "&>">]} {[VarSub s]}        )
        (List
          (Com {[LIT_CHARS cat]}
            <
            (HereDocRedirectNode here_end='EOF' do_expansion=True body_word={[DQ [LIT_CHARS "ERROR: The &> construct is a bashism.  Please fix it like so:\n"][LIT_CHARS "       before:   some_command &> /dev/null\n"][LIT_CHARS "       after :   some_command >/dev/null 2>&1\n"][LIT_CHARS "       Note: Some commands (like grep) have options to silence\n"][LIT_CHARS "             their output.  Use that rather than redirection.\n"][LIT_CHARS "\n"]]} <REDIR_DLESS "<<"> 0),
            >
          )
          (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('ret', {[LIT_CHARS 1]})])
        )
      )
      (If
        (Com {[LIT_CHARS grep]} {[LIT_CHARS -hn]} {[SQ <LIT_CHARS "[[:space:]]\\[\\[[[:space:]]">]} {[VarSub s]}        )
        (List
          (Com {[LIT_CHARS cat]}
            <
            (HereDocRedirectNode here_end='EOF' do_expansion=True body_word={[DQ [LIT_CHARS "ERROR: The [[...]] construct is a bashism.  Please stick to [...].\n"][LIT_CHARS "\n"]]} <REDIR_DLESS "<<"> 0),
            >
          )
          (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('ret', {[LIT_CHARS 1]})])
        )
      )
    )
  )
  (Com {[LIT_CHARS exit]} {[VarSub ret]}  )
)