/*
THIS INFRAGISTICS ULTIMATE SOFTWARE LICENSE  AGREEMENT ("AGREEMENT") LOCATED HERE:
https://www.infragistics.com/legal/license/igultimate-la
https://www.infragistics.com/legal/license/igultimate-eula
GOVERNS THE LICENSING, INSTALLATION AND USE OF INFRAGISTICS SOFTWARE. BY DOWNLOADING AND/OR INSTALLING AND USING INFRAGISTICS SOFTWARE:  you are indicating that you have read and understand this Agreement, and agree to be legally bound by it on behalf of the yourself and your company.
*/
import { BuiltInFunctionBase } from "./BuiltInFunctionBase";
import { ExcelCalcValue } from "./ExcelCalcValue";
import { ExcelCalcErrorValue } from "./ExcelCalcErrorValue";
import { markType } from "igniteui-angular-core";
import { truncate, isInfinity } from "igniteui-angular-core";
/**
 * @hidden
 */
export class UltraCalcFunctionFact extends BuiltInFunctionBase {
    evaluate(a, b) {
        let c = a.pop();
        if (c.isError) {
            return new ExcelCalcValue(c.toErrorValue());
        }
        let d = c._toDecimal2();
        if (d < 0) {
            return new ExcelCalcValue(new ExcelCalcErrorValue(4));
        }
        let e = truncate(d);
        let f = UltraCalcFunctionFact._ak(e);
        if (isInfinity(f)) {
            return new ExcelCalcValue(new ExcelCalcErrorValue(4));
        }
        return new ExcelCalcValue(f);
    }
    get_name() {
        return "fact";
    }
    get name() {
        return this.get_name();
    }
    get_minArgs() {
        return 1;
    }
    get minArgs() {
        return this.get_minArgs();
    }
    get_maxArgs() {
        return 1;
    }
    get maxArgs() {
        return this.get_maxArgs();
    }
    static _ak(a, b = 1) {
        if (a == 0) {
            a = 1;
        }
        let c = 1;
        for (let d = a; d > 1; d -= b) {
            c *= d;
        }
        return c;
    }
    doesParameterAllowIntermediateResultArray(a, b) {
        return true;
    }
}
UltraCalcFunctionFact.$t = markType(UltraCalcFunctionFact, 'UltraCalcFunctionFact', BuiltInFunctionBase.$);
//# sourceMappingURL=UltraCalcFunctionFact.js.map