@discipl/law-reg/dist/expressions/orExpressionChecker.js

Discipl Law and Regulation Compliance Library

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.OrExpressionChecker = void 0;

var _baseSubExpressionChecker = require("./baseSubExpressionChecker");

class OrExpressionChecker extends _baseSubExpressionChecker.BaseSubExpressionChecker {
  async checkSubExpression(fact, ssid, context) {
    let hasUndefined = false;

    for (const op of fact.operands) {
      const newContext = this._getContextExplainer().extendContextWithExplanation(context);

      const operandResult = await this._getExpressionChecker().checkExpression(op, ssid, newContext);

      if (operandResult) {
        this.logger.debug('Resolved OR as true, because', op, 'is true');

        this._getContextExplainer().extendContextExplanationWithResult(context, true);

        return true;
      }

      if (typeof operandResult === 'undefined') {
        hasUndefined = true;
      }
    }

    const orResult = hasUndefined ? undefined : false;

    this._getContextExplainer().extendContextExplanationWithResult(context, orResult);

    this.logger.debug('Resolved OR as', orResult);
    return orResult;
  }

}

exports.OrExpressionChecker = OrExpressionChecker;