concepts-parser/lib/types.js

Concepts Extracting from text

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
function checkField(name) {
    if (typeof name !== "string") {
        throw new Error("Invalid model field name");
    }
}
class Model {
    constructor(fields) {
        this._fields = {};
        if (fields) {
            if (typeof fields !== "object") {
                throw new Error("`fields` param must be an oject");
            }
            for (let prop in fields) {
                this.set(prop, fields[prop]);
            }
        }
    }
    get(fieldName) {
        checkField(fieldName);
        return this._fields[fieldName];
    }
    set(fieldName, fieldValue) {
        checkField(fieldName);
        if (fieldValue === undefined) {
            delete this._fields[fieldName];
        }
        else {
            this._fields[fieldName] = fieldValue;
        }
    }
    toJSON() {
        const fields = {};
        for (let prop in this._fields) {
            let value = this._fields[prop];
            if (value && typeof value.toJSON === "function") {
                value = value.toJSON();
            }
            fields[prop] = value;
        }
        return fields;
    }
}
exports.Model = Model;