json-expression-eval/dist/lib/engineConsequenceEvaluator.js

json serializable rule engine / boolean expression evaluator

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.evaluateEngineConsequence = void 0;
const helpers_1 = require("./helpers");
const evaluateEngineConsequence = async (context, consequence) => {
    let messageParts;
    if (typeof consequence.message === 'string') {
        messageParts = [consequence.message];
    }
    else {
        messageParts = consequence.message;
    }
    return {
        message: messageParts.map((msgPart) => {
            if (typeof msgPart === 'string') {
                return msgPart;
            }
            const { value, exists } = (0, helpers_1.getFromPath)(context, msgPart.ref);
            if (!exists) {
                throw new Error(`Invalid consequence ref - unknown context key ${msgPart.ref}`);
            }
            return String(value);
        }).join(' '),
        custom: consequence.custom,
    };
};
exports.evaluateEngineConsequence = evaluateEngineConsequence;
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