ImmEuler.js

import Immutable from 'immutable';
const { Record } = Immutable;

declare class ImmEulerRecordClass extends Record {
    x: number;
    y: number;
    z: number;
    order: string;
}

const ImmEulerRecord: Class<ImmEulerRecordClass> = new Record({ // eslint-disable-line no-undef
    x: 0,
    y: 0,
    z: 0,
    order: 'XYZ',
});

/**
 * Represents an Immutable Euler, similar to THREE.Euler
 */
export default class ImmEuler extends ImmEulerRecord {
    /**
     * Converts from an object to an ImmEuler
     */
    static from(source: any): ImmEuler {
        return new this().merge(source);
    }
}