Method Expander

cel/macro.go:341–367

(eh parser.ExprHelper, target ast.Expr, args []ast.Expr)

}

func (adapt *adaptingExpander) Expander(eh parser.ExprHelper, target ast.Expr, args []ast.Expr) (ast.Expr, *common.Error) {
	var legacyTarget *exprpb.Expr = nil
	var err *Error = nil
	if target != nil {
		legacyTarget, err = adaptToProto(target)
		if err != nil {
			return nil, err
		}
	}
	legacyArgs := make([]*exprpb.Expr, len(args))
	for i, arg := range args {
		legacyArgs[i], err = adaptToProto(arg)
		if err != nil {
			return nil, err
		}
	}
	ah := &adaptingHelper{modernHelper: eh}
	legacyExpr, err := adapt.legacyExpander(ah, legacyTarget, legacyArgs)
	if err != nil {
		return nil, err
	}
	ex, err := adaptToExpr(legacyExpr)
	if err != nil {
		return nil, err
	}
	return ex, nil
}

func wrapErr(id int64, message string, err error) *common.Error {
	return &common.Error{