oil AST

(command.CommandList
  children: [
    (C {<Id.KW_Set set>} {<-o>} {<nounset>})
    (C {<Id.KW_Set set>} {<-o>} {<pipefail>})
    (C {<Id.KW_Set set>} {<-o>} {<errexit>})
    (C {<source>} {<test/common.sh>})
    (command.ShFunction
      name: ast
      body: 
        (command.BraceGroup
          children: [
            (C {<bin/osh>} {<-n>} {<-c>} {(SQ <'echo hi'>)})
            (C {<bin/osh>} {<-n>} {<--ast-format>} {<text>} {<-c>} {(SQ <'echo hi'>)})
            (C {<bin/osh>} {<-n>} {<--ast-format>} {<abbrev-html>} {<-c>} {(SQ <'echo hi'>)})
            (C {<bin/osh>} {<-n>} {<--ast-format>} {<html>} {<-c>} {(SQ <'echo hi'>)})
            (command.If
              arms: [
                (if_arm
                  cond: [
                    (command.Sentence
                      child: (C {<bin/osh>} {<-n>} {<--ast-format>} {<oheap>} {<-c>} {(SQ <'echo hi'>)})
                      terminator: <Id.Op_Semi _>
                    )
                  ]
                  action: [(C {<die>} {(DQ <'Should have failed'>)})]
                  spids: [111 128]
                )
              ]
            )
            (C {<local>} {<Id.Lit_VarLike 'ast_bin='> <_tmp/smoke-ast.bin>})
            (command.Simple
              words: [{<bin/osh>} {<-n>} {<--ast-format>} {<oheap>} {<-c>} {(SQ <'echo hi'>)}]
              redirects: [
                (redir.Redir
                  op: <Id.Redir_Great '>'>
                  fd: -1
                  arg_word: {($ Id.VSub_DollarName '$ast_bin')}
                )
              ]
            )
            (C {<ls>} {<-l>} {($ Id.VSub_DollarName '$ast_bin')})
            (C {<hexdump>} {<-C>} {($ Id.VSub_DollarName '$ast_bin')})
          ]
        )
    )
    (command.ShFunction
      name: osh-file
      body: 
        (command.BraceGroup
          children: [
            (C {<echo>} 
              {<Id.Lit_Equals '='> <Id.Lit_Equals '='> <Id.Lit_Equals '='> <Id.Lit_Equals '='> 
                <Id.Lit_Equals '='>
              } {<Hello>}
            )
            (command.Simple
              words: [{<cat>}]
              redirects: [
                (redir.Redir op:<Id.Redir_Great '>'> fd:-1 arg_word:{<_tmp/hi.sh>})
                (redir.HereDoc
                  op: <Id.Redir_DLess '<<'>
                  fd: -1
                  here_begin: {<EOF>}
                  here_end_span_id: 242
                  stdin_parts: [
                    <'\n'>
                    <'echo hi\n'>
                    <'echo bye\n'>
                    <'\n'>
                    <'func() {\n'>
                    <'  echo '>
                    <Id.Right_DoubleQuote '"'>
                    <'inside func'>
                    <Id.Right_DoubleQuote '"'>
                    <'\n'>
                    <'}\n'>
                    <'func 1 2 3\n'>
                    <'\n'>
                    <"# TODO: Test vars don't persist.\n">
                    <'(echo '>
                    <Id.Right_DoubleQuote '"'>
                    <'in subshell'>
                    <Id.Right_DoubleQuote '"'>
                    <'; echo '>
                    <Id.Right_DoubleQuote '"'>
                    <another>
                    <Id.Right_DoubleQuote '"'>
                    <')\n'>
                    <'\n'>
                    <'echo '>
                    (word_part.EscapedLiteral token:<Id.Lit_EscapedChar '\\$'>)
                    <'(echo ComSub)\n'>
                    <'\n'>
                  ]
                )
              ]
            )
            (C {($ Id.VSub_DollarName '$OSH')} {<_tmp/hi.sh>})
            (C {<echo>} 
              {<Id.Lit_Equals '='> <Id.Lit_Equals '='> <Id.Lit_Equals '='> <Id.Lit_Equals '='> 
                <Id.Lit_Equals '='>
              } {<EMPTY>}
            )
            (C {<touch>} {<_tmp/empty.sh>})
            (C {($ Id.VSub_DollarName '$OSH')} {<_tmp/empty.sh>})
            (C {<echo>} 
              {<Id.Lit_Equals '='> <Id.Lit_Equals '='> <Id.Lit_Equals '='> <Id.Lit_Equals '='> 
                <Id.Lit_Equals '='>
              } {<NO>} {<TRAILING>} {<NEWLINE>}
            )
            (command.Simple
              words: [{<echo>} {<-n>} {(SQ <'echo hi'>)}]
              redirects: [(redir.Redir op:<Id.Redir_Great '>'> fd:-1 arg_word:{<_tmp/no-newline.sh>})]
            )
            (C {($ Id.VSub_DollarName '$OSH')} {<_tmp/no-newline.sh>})
          ]
        )
    )
    (command.ShFunction
      name: osh-stdin
      body: 
        (command.BraceGroup
          children: [
            (command.Simple
              words: [{($ Id.VSub_DollarName '$OSH')}]
              redirects: [(redir.Redir op:<Id.Redir_Less '<'> fd:-1 arg_word:{<_tmp/hi.sh>})]
            )
            (C {<echo>} 
              {<Id.Lit_Equals '='> <Id.Lit_Equals '='> <Id.Lit_Equals '='> <Id.Lit_Equals '='> 
                <Id.Lit_Equals '='>
              } {<EMPTY>}
            )
            (command.Simple
              words: [{($ Id.VSub_DollarName '$OSH')}]
              redirects: [(redir.Redir op:<Id.Redir_Less '<'> fd:-1 arg_word:{<_tmp/empty.sh>})]
            )
            (C {<echo>} 
              {<Id.Lit_Equals '='> <Id.Lit_Equals '='> <Id.Lit_Equals '='> <Id.Lit_Equals '='> 
                <Id.Lit_Equals '='>
              } {<NO>} {<TRAILING>} {<NEWLINE>}
            )
            (command.Simple
              words: [{($ Id.VSub_DollarName '$OSH')}]
              redirects: [(redir.Redir op:<Id.Redir_Less '<'> fd:-1 arg_word:{<_tmp/no-newline.sh>})]
            )
            (command.Simple
              words: [{($ Id.VSub_DollarName '$OSH')}]
              redirects: [
                (redir.HereDoc
                  op: <Id.Redir_DLess '<<'>
                  fd: -1
                  here_begin: {<EOF>}
                  here_end_span_id: 403
                  stdin_parts: [
                    <'echo '>
                    <Id.Right_DoubleQuote '"'>
                    <'\n'>
                    <'hi\n'>
                    <Id.Right_DoubleQuote '"'>
                    <'\n'>
                    <'echo '>
                    (word_part.EscapedLiteral token:<Id.Lit_EscapedChar '\\\\'>)
                    <'\n'>
                    <'line continuation; echo two\n'>
                    <'\n'>
                    <'cat <<EOF_INNER\n'>
                    <'here doc\n'>
                    <'EOF_INNER\n'>
                    <'\n'>
                    <'echo '>
                    (word_part.EscapedLiteral token:<Id.Lit_EscapedChar '\\$'>)
                    <'(\n'>
                    <'echo command sub\n'>
                    <')\n'>
                    <'\n'>
                    <'func() {\n'>
                    <'  echo hi\n'>
                    <'}\n'>
                    <'\n'>
                  ]
                )
              ]
            )
          ]
        )
    )
    (command.ShFunction
      name: osh-interactive
      body: 
        (command.BraceGroup
          children: [
            (command.Pipeline
              children: [(C {<echo>} {(SQ <'echo hi'>)}) (C {($ Id.VSub_DollarName '$OSH')} {<-i>})]
              negated: F
            )
            (command.Pipeline
              children: [(C {<echo>} {(SQ <exit>)}) (C {($ Id.VSub_DollarName '$OSH')} {<-i>})]
              negated: F
            )
          ]
        )
    )
    (command.ShFunction
      name: help
      body: 
        (command.BraceGroup
          children: [
            (C {<Id.KW_Set set>} {<Id.Lit_Other '+'> <o>} {<errexit>})
            (C {<bin/oil.py>} {<--help>})
            (C {<assert>} {($ Id.VSub_QMark '$?')} {<-eq>} {<0>})
            (C {<bin/oil.py>} {<osh>} {<--help>})
            (C {<assert>} {($ Id.VSub_QMark '$?')} {<-eq>} {<0>})
            (C {<bin/oil.py>} {<oil>} {<--help>})
            (C {<assert>} {($ Id.VSub_QMark '$?')} {<-eq>} {<0>})
            (C {<bin/osh>} {<--help>})
            (C {<assert>} {($ Id.VSub_QMark '$?')} {<-eq>} {<0>})
            (C {<bin/oil>} {<--help>})
            (C {<assert>} {($ Id.VSub_QMark '$?')} {<-eq>} {<0>})
          ]
        )
    )
    (command.ShFunction
      name: _error-case
      body: 
        (command.BraceGroup
          children: [
            (C {<echo>})
            (C {<echo>} {(DQ ($ Id.VSub_At '$@'))})
            (C {<echo>})
            (C {<bin/osh>} {<-c>} {(DQ ($ Id.VSub_At '$@'))})
          ]
        )
    )
    (command.ShFunction
      name: parse-errors
      body: 
        (command.BraceGroup
          children: [
            (C {<Id.KW_Set set>} {<Id.Lit_Other '+'> <o>} {<errexit>})
            (C {<_error-case>} {(SQ <'echo < <<'>)})
            (C {<_error-case>} {(SQ <'${foo:}'>)})
            (C {<_error-case>} {(SQ <'$(( 1 +  ))'>)})
            (C {<_error-case>} {(SQ <'echo $( echo > >>  )'>)})
          ]
        )
    )
    (command.ShFunction
      name: exit-builtin-interactive
      body: 
        (command.BraceGroup
          children: [
            (C {<Id.KW_Set set>} {<Id.Lit_Other '+'> <o>} {<errexit>})
            (command.Pipeline
              children: [(C {<echo>} {(SQ <'echo one; exit 42; echo two'>)}) (C {<bin/osh>} {<-i>})]
              negated: F
            )
            (C {<assert>} {($ Id.VSub_QMark '$?')} {<-eq>} {<42>})
          ]
        )
    )
    (C {<readonly>} {<-a>} 
      {<Id.Lit_VarLike 'PASSING='> 
        (sh_array_literal
          left: <Id.Op_LParen _>
          words: [
            {<ast>}
            {<osh-file>}
            {<osh-stdin>}
            {<osh-interactive>}
            {<exit-builtin-interactive>}
            {<help>}
          ]
        )
      }
    )
    (command.ShFunction
      name: all-passing
      body: 
        (command.BraceGroup
          children: [
            (C {<run-all>} 
              {
                (DQ 
                  (braced_var_sub
                    token: <Id.VSub_Name PASSING>
                    bracket_op: (bracket_op.WholeArray op_id:Id.Lit_At)
                  )
                )
              }
            )
          ]
        )
    )
    (C {(DQ ($ Id.VSub_At '$@'))})
  ]
)