vnext/src/ui/Icon.js


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import React, { memo } from 'react';
import PropTypes from 'prop-types';

// @ts-ignore
import evilIcons from 'evil-icons/assets/sprite.svg';

/**
 * @typedef {Object} IconProps
 * @property {string} size
 * @property {string=} className
 * @property {string} name
 * @property {boolean=} noFill
 */

 /**
  * Icon inner component
  * @param {IconProps} props - icon props
  */
function IconElement(props) {
    var size = props.size ? ' icon--' + props.size : '';
    var className = props.className ? ' ' + props.className : '';
    var klass = 'icon' + (!props.noFill ? ' icon--' + props.name : '') + size + className;

    var name = '#' + props.name + '-icon';
    var useTag = `<use xlink:href='${evilIcons}${name}' />`;
    var Icon = React.createElement('svg', { className: 'icon__cnt', dangerouslySetInnerHTML: { __html: useTag } });
    return React.createElement(
        'div',
        { className: klass },
        wrapSpinner(Icon, klass)
    );
}

/**
 * @param {React.ReactElement} Html
 * @param {string} klass
 */
function wrapSpinner(Html, klass) {
    if (klass.indexOf('spinner') > -1) {
        return React.createElement(
            'div',
            { className: 'icon__spinner' },
            Html
        );
    } else {
        return Html;
    }
}

export default memo(IconElement);

IconElement.propTypes = {
    size: PropTypes.string.isRequired,
    name: PropTypes.string.isRequired,
    className: PropTypes.string,
    noFill: PropTypes.bool
};