WebMarkupMin.Core.GenericHtmlMinifier.CanRemoveAttributeQuotes C# (CSharp) Метод

        private static bool CanRemoveAttributeQuotes(HtmlAttribute attribute,
			HtmlAttributeQuotesRemovalMode attributeQuotesRemovalMode)
        {
            string attributeValue = attribute.Value;
            bool result = false;

            if (attributeQuotesRemovalMode != HtmlAttributeQuotesRemovalMode.KeepQuotes)
            {
                if (!attributeValue.EndsWith("/"))
                {
                    if (attributeQuotesRemovalMode == HtmlAttributeQuotesRemovalMode.Html4)
                    {
                        result = _html4AttributeValueNotRequireQuotesRegex.IsMatch(attributeValue);
                    }
                    else if (attributeQuotesRemovalMode == HtmlAttributeQuotesRemovalMode.Html5)
                    {
                        result = CommonRegExps.Html5AttributeValueNotRequireQuotes.IsMatch(attributeValue);
                    }
                }
            }

            return result;
        }