Function sanitizeURL

docs/index.js:4873–4877

(url)

  isJavaScriptProtocol =
    /^[\u0000-\u001F ]*j[\r\n\t]*a[\r\n\t]*v[\r\n\t]*a[\r\n\t]*s[\r\n\t]*c[\r\n\t]*r[\r\n\t]*i[\r\n\t]*p[\r\n\t]*t[\r\n\t]*:/i;
function sanitizeURL(url) {
  return isJavaScriptProtocol.test("" + url)
    ? "javascript:throw new Error('React has blocked a javascript: URL as a security precaution.')"
    : url;
}
var currentReplayingEvent = null;
function getEventTarget(nativeEvent) {
  nativeEvent = nativeEvent.target || nativeEvent.srcElement || window;