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      name_tok: <_strace>
      name: _strace
      body: 
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          left: <Id.Lit_LBrace '{'>
          children: [
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              more_env: []
              words: [{<local>} {<cur>} {<prev>} {<words>} {<cword>}]
              redirects: []
              do_fork: T
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            (command.AndOr
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                (command.Simple
                  blame_tok: <_init_completion>
                  more_env: []
                  words: [{<_init_completion>} {<-n>} {<Id.Lit_Equals '='>}]
                  redirects: []
                  do_fork: T
                )
                (command.ControlFlow keyword:<Id.ControlFlow_Return return>)
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            )
            (command.Simple
              blame_tok: <local>
              more_env: []
              words: [{<local>} {<Id.Lit_VarLike 'offset='> <0>} {<i>}]
              redirects: []
              do_fork: T
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                  left: ($ Id.Lit_ArithVarLike i)
                  right: {<Id.Lit_Digits 1>}
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                  op_id: Id.Arith_LessEqual
                  left: ($ Id.Lit_ArithVarLike i)
                  right: ($ Id.Lit_ArithVarLike cword)
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                              pairs: [
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                                  lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'i='> name:i)
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                                  rhs: 
                                    {
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                                        anode: 
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                                            op_id: Id.Arith_Plus
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                                )
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                              redirects: []
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                        )
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                      redirects: []
                    )
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                      pairs: [
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                          lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'offset='> name:offset)
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                        )
                      ]
                      redirects: []
                    )
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                )
              redirects: []
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                  keyword: <Id.KW_If if>
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                              left: <Id.KW_DLeftBracket '[['>
                              expr: 
                                (bool_expr.Binary
                                  op_id: Id.BoolBinary_gt
                                  left: {($ Id.VSub_DollarName offset)}
                                  right: {<0>}
                                )
                              right: <Id.Lit_DRightBracket ']]'>
                              redirects: []
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                        )
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                    )
                  then_kw: <Id.KW_Then then>
                  action: [
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                      blame_tok: <_command_offset>
                      more_env: []
                      words: [{<_command_offset>} {($ Id.VSub_DollarName offset)}]
                      redirects: []
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                  to_match: (case_arg.Word w:{($ Id.VSub_DollarName prev)})
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                      pattern: (pat.Words words:[{<-e>}])
                      middle: <Id.Right_CasePat _>
                      action: [
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                          arms: [
                            (IfArm
                              keyword: <Id.KW_If if>
                              cond: 
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                                      child: 
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                                          expr: 
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                                              op_id: Id.BoolBinary_GlobDEqual
                                              left: {(DQ ($ Id.VSub_DollarName cur))}
                                              right: 
                                                {<Id.Lit_Other '*'> <Id.BoolBinary_GlobEqual '='> 
                                                  <Id.Lit_Other '*'>
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                                )
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                                      rhs: 
                                        {
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                                    )
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                                  redirects: []
                                )
                                (command.ShAssignment
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                                  pairs: [
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                                      left: <Id.Lit_VarLike 'cur='>
                                      lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'cur='> name:cur)
                                      op: assign_op.Equal
                                      rhs: 
                                        {
                                          (BracedVarSub
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                                    )
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                                  to_match: (case_arg.Word w:{($ Id.VSub_DollarName prev)})
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                                  arms: [
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                                      pattern: (pat.Words words:[{<trace>}])
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                                      action: [
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                                          blame_tok: <local>
                                          more_env: []
                                          words: [{<local>} {<define>} {<syscall>} {<rest>}]
                                          redirects: []
                                          do_fork: T
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                                        (command.Simple
                                          blame_tok: <local>
                                          more_env: []
                                          words: [{<local>} {<-A>} {<syscalls>}]
                                          redirects: []
                                          do_fork: T
                                        )
                                        (command.WhileUntil
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                                                  child: 
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                                                      blame_tok: <read>
                                                      more_env: []
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                                                      expr: 
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                                                          left: 
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                                                              op_id: Id.BoolBinary_GlobDEqual
                                                              left: {($ Id.VSub_DollarName define)}
                                                              right: {(DQ <'#define'>)}
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                                                          right: 
                                                            (bool_expr.Binary
                                                              op_id: Id.BoolBinary_EqualTilde
                                                              left: {($ Id.VSub_DollarName syscall)}
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                                                                {<Id.Lit_Other '^'> <__NR_> 
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                                                    (command.ShAssignment
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arch
                                                                            )
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                                                                        {
                                                                          ($ Id.VSub_DollarName 
define
                                                                          )
                                                                        }
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                                                                              <Id.Left_DollarBrace 
'${'
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                                                                            token: 
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                                                                            right: 
                                                                              <Id.Right_DollarBrace 
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                                                                  op: assign_op.Equal
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                                                                )
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                                                              redirects: []
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                                                    (Redir
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                                              spids: [319 330]
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                                          else_action: []
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                                          redirects: []
                                        )
                                        (command.ShAssignment
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                                                  name: COMPREPLY
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                                              op: assign_op.Equal
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                                                    words: [
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                                                          child: 
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                                                              more_env: []
                                                              words: [
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                                                                {<-W>}
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                                                                  (SQ <'${!syscalls[@]} file\n'> 
                                                                    <
'                                process network signal ipc desc all none'
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                                                                {<-->}
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                                                              do_fork: T
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                                          redirects: []
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                                      right: <Id.Op_DSemi _>
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                              do_fork: T
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                            (command.ShAssignment
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                                                      (SQ <'trace abbrev verbose raw\n'> 
                                                        <
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'                -ttt -T -v -V -x -xx -a -e -o -O -p -s -S -u -E'
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)