enum-plus/lib/enum.js

A drop-in replacement for native enum. Like native enum but much better!

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.Enum = void 0;
const enum_collection_1 = require("./enum-collection");
const localize_1 = require("./localize");
let enumExtensions;
exports.Enum = ((init, options) => {
    if (Array.isArray(init)) {
        const initMap = getInitMapFromArray(init, options);
        return new enum_collection_1.EnumCollectionClass(initMap, options);
    }
    else {
        return new enum_collection_1.EnumCollectionClass(init, options);
    }
});
/*
  Get or set the global localization function.
  Use defineProperty here to prevent circular dependencies.
*/
Object.defineProperty(exports.Enum, 'localize', {
    get: () => localize_1.localizer.localize,
    set: (localize) => {
        localize_1.localizer.localize = localize;
    },
});
exports.Enum.extends = function (obj) {
    if (obj !== undefined && Object.prototype.toString.call(obj) !== '[object Object]') {
        throw new Error('The extension of Enum must be an object');
    }
    enumExtensions = obj !== undefined ? obj : {};
    Object.setPrototypeOf(enum_collection_1.EnumExtensionClass.prototype, enumExtensions);
};
function getInitMapFromArray(init, options) {
    const { getValue = 'value', getLabel = 'label', getKey = 'key' } = options !== null && options !== void 0 ? options : {};
    return init.reduce((acc, item) => {
        const value = typeof getValue === 'function' ? getValue(item) : item[getValue];
        const label = typeof getLabel === 'function' ? getLabel(item) : item[getLabel];
        let key = undefined;
        if (getKey) {
            key = typeof getKey === 'function' ? getKey(item) : item[getKey];
        }
        acc[(key !== null && key !== void 0 ? key : value)] = Object.assign(Object.assign({}, item), { label: label || (key !== null && key !== void 0 ? key : '') || (value != null ? value.toString() : value), value });
        return acc;
    }, {});
}
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