postcss-encode-background-svgs/src/is-background-svg.js

PostCSS plugin to urlencode background svgs

/**
 * Check to see if value contains the string 'data:image/svg+xml'
 * @param String decVal - CSS value
 */
module.exports = {
    /**
     * @return Boolean
     */
    isBackgroundSVG(decVal) {
        let isBackgroundSVG = false;
        if (decVal.indexOf('data:image/svg+xml') !== -1 && decVal.indexOf('data:image/svg+xml;base64,') === -1) {
            isBackgroundSVG = true;
        }
        return isBackgroundSVG;
    }
};