function booleanAttributeValue()

in static/js/script.js [12:25]

• 11 lines of code
• 5 McCabe index (conditional complexity)

function booleanAttributeValue(element, attribute, defaultValue){
    // returns true if an attribute is present with no value
    // e.g. booleanAttributeValue(element, 'data-modal', false);
    if (element.hasAttribute(attribute)) {
        var value = element.getAttribute(attribute);
        if (value === '' || value === 'true') {
            return true;
        } else if (value === 'false') {
            return false;
        }
    }

    return defaultValue;
}