(command.AndOr ops: [Id.Op_DAmp] children: [ (command.ShFunction name: _bk body: (command.BraceGroup children: [ (C {<local>} {<cur>} {<prev>} {<words>} {<cword>}) (command.AndOr ops: [Id.Op_DPipe] children: [ (C {<_init_completion>}) (command.ControlFlow token:<Id.ControlFlow_Return return>) ] ) (C {<local>} {<Id.Lit_VarLike 'BKCMDS='> (DQ (command_sub left_token: <Id.Left_DollarParen '$('> command_list: (command.CommandList children: [ (command.Pipeline children: [ (command.Simple words: [{<bk>} {<help>} {<topics>}] redirects: [ (redir.Redir op: <Id.Redir_Great '2>'> fd: 2 arg_word: {</dev/null>} ) ] ) (C {<awk>} {(SQ <'/^ bk/ { print $4 }'>)}) (C {<xargs>} {<printf>} {(SQ <'%s '>)}) ] negated: F ) ] ) ) ) } ) (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:COMPREPLY) op: assign_op.Equal rhs: { (sh_array_literal left: <Id.Op_LParen _> words: [ { (command_sub left_token: <Id.Left_DollarParen '$('> command_list: (command.CommandList children: [ (C {<compgen>} {<-W>} {(DQ ($ Id.VSub_DollarName '$BKCMDS'))} {<-->} {(DQ ($ Id.VSub_DollarName '$cur'))} ) ] ) ) } ] ) } spids: [73] ) ] ) (C {<_filedir>}) (command.ControlFlow token:<Id.ControlFlow_Return return> arg_word:{<0>}) ] ) ) (C {<complete>} {<-F>} {<_bk>} {<bk>}) ] )