Method ProgramOptions

ext/bindings.go:109–146

()

}

func (lib *celBindings) ProgramOptions() []cel.ProgramOption {
	if lib.version >= 1 {
		celBlockPlan := func(i interpreter.InterpretableV2) (interpreter.InterpretableV2, error) {
			call, ok := i.(interpreter.InterpretableCall)
			if !ok {
				return i, nil
			}
			switch call.Function() {
			case "cel.@block":
				args := call.Args()
				if len(args) != 2 {
					return nil, fmt.Errorf("cel.@block expects two arguments, but got %d", len(args))
				}
				expr := args[1]
				// Non-empty block
				if block, ok := args[0].(interpreter.InterpretableConstructor); ok {
					slotExprs := block.InitVals()
					return newDynamicBlock(slotExprs, expr), nil
				}
				// Constant valued block which can happen during runtime optimization.
				if cons, ok := args[0].(interpreter.InterpretableConst); ok {
					if cons.Value().Type() == types.ListType {
						l := cons.Value().(traits.Lister)
						if l.Size().Equal(types.IntZero) == types.True {
							return args[1], nil
						}
						return newConstantBlock(l, expr), nil
					}
				}
				return nil, errors.New("cel.@block expects a list constructor as the first argument")
			default:
				return i, nil
			}
		}
		return []cel.ProgramOption{cel.CustomDecoratorV2(celBlockPlan)}
	}
	return []cel.ProgramOption{}
}

type blockValidationExemption struct{}