(command.AndOr ops: [Op_DAmp] children: [ (command.FuncDef name: _gendiff body: (command.BraceGroup children: [ (command.Assignment keyword: Assign_Local pairs: [ (assign_pair lhs: (lhs_expr.LhsName name:cur spids:[13]) op: Equal spids: [13] ) (assign_pair lhs: (lhs_expr.LhsName name:prev spids:[15]) op: Equal spids: [15] ) (assign_pair lhs: (lhs_expr.LhsName name:words spids:[17]) op: Equal spids: [17] ) (assign_pair lhs: (lhs_expr.LhsName name:cword spids:[19]) op: Equal spids: [19] ) ] spids: [11] ) (command.AndOr ops: [Op_DPipe] children: [ (C {(_init_completion)} {(-o)} {(SQ <'@(diff|patch)'>)}) (command.ControlFlow token:<ControlFlow_Return return>) ] ) (command.AndOr ops: [Op_DAmp] children: [ (command.DBracket expr: (bool_expr.BoolBinary op_id: BoolBinary_eq left: {($ VSub_DollarName '$cword')} right: {(1)} ) ) (C {(_filedir)} {(-d)}) ] ) ] spids: [8] ) spids: [4 7] ) (C {(complete)} {(-F)} {(_gendiff)} {(gendiff)}) ] )