$el_text cannot be set after autocapture is enabled #343

export function getSafeText(el) {
    var elText = ''

    if (shouldCaptureElement(el) && !isSensitiveElement(el) && el.childNodes && el.childNodes.length) {
        _.each(el.childNodes, function (child) {
            if (isTextNode(child) && child.textContent) {
                elText += _.trim(child.textContent)
                    // scrub potentially sensitive values
                    .split(/(\s+)/)
                    .filter(shouldCaptureValue)
                    .join('')
                    // normalize whitespace
                    .replace(/[\r\n]/g, ' ')
                    .replace(/[ ]+/g, ' ')
                    // truncate
                    .substring(0, 255)
            }
        })
    }

    return _.trim(elText)
}