confinode/lib/ConfigDescription/LiteralDescription/LiteralDescription.js

Node application configuration reader

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const ConfinodeError_1 = require("../../ConfinodeError");
const ConfinodeResult_1 = require("../../ConfinodeResult");
const messages_1 = require("../../messages");
const ConfigDescription_1 = require("../ConfigDescription");
/**
 * Description of an object literal.
 */
class LiteralDescription {
    /**
     * Create a literal configuration description.
     *
     * @param description - The description of the object literal.
     */
    constructor(description) {
        this.description = description;
    }
    parse(data, context) {
        var _a, _b;
        const { fileName, keyName, final } = context;
        if ((data !== null && typeof data === 'object') || data === undefined) {
            const keyPrefix = keyName + (keyName.length > 0 ? '.' : '');
            const safeData = data !== null && data !== void 0 ? data : {};
            ConfigDescription_1.assertHasParentResult(context);
            const parent = (_b = (_a = context.parent) === null || _a === void 0 ? void 0 : _a.children) !== null && _b !== void 0 ? _b : {};
            return new ConfinodeResult_1.ParentResult(Object.entries(this.description).reduce((result, [key, description]) => {
                const parsed = ConfigDescription_1.asDescription(description).parse(safeData[key], {
                    keyName: keyPrefix + key,
                    fileName,
                    parent: parent[key],
                    final,
                });
                if (parsed) {
                    result[key] = parsed;
                }
                return result;
            }, {}));
        }
        else if (data !== null) {
            throw new ConfinodeError_1.default('expected', keyName, fileName, new messages_1.Message(messages_1.Level.Error, 'expectedObject'));
        }
        else if (!final) {
            return undefined;
        }
        else {
            throw new ConfinodeError_1.default('missingMandatory', keyName);
        }
    }
}
exports.default = LiteralDescription;
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