Function _settleOne

tools/common/_hyperscript.iife.js:8360–8380

(elt)

    }
  };
  function _settleOne(elt) {
    return new Promise(function(resolve) {
      var resolved = false;
      var transitionStarted = false;
      elt.addEventListener("transitionstart", function() {
        transitionStarted = true;
      }, { once: true });
      setTimeout(function() {
        if (!transitionStarted && !resolved) {
          resolved = true;
          resolve();
        }
      }, 500);
      elt.addEventListener("transitionend", function() {
        if (!resolved) {
          resolved = true;
          resolve();
        }
      }, { once: true });
    });
  }
  var TransitionCommand = class _TransitionCommand extends Command {
    static keyword = "transition";
    constructor(propExprs, from, to, usingExpr, over) {