10 examples of 'javascript wait for callback' in JavaScript

49
function waitsFor(callback) {
50
    if (skipRunsCounter === 0) {
51
        jasmineApi.waitsFor.apply(this, arguments);
52
    }
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}

41
function waitForElement(selector, callback) {
42
  if (document.querySelector(selector)) {
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    return callback()
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  } else {
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    setTimeout(waitForElement.bind(this, selector, callback), 300)
46
  }
47
}

250
function Wait(callback) {
251
  if (!suite.isPlayback) {
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    setTimeout(function () {
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      //console.log('sleep for 30 seconds');
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      return callback(null);
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    }, 30000);
256
  } else {
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    return callback(null);
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  }
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}

42
function _waitForCallback(callback) {
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	var id = _generateCallbackID();
44
45
	function listener(event) {
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		if (typeof event.detail != 'object')
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			return;
48
		if (event.detail.callbackID != id)
49
			return;
50
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		document.removeEventListener('mozUITourResponse', listener);
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		callback(event.detail.data);
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	}
54
	document.addEventListener('mozUITourResponse', listener);
55
56
	return id;
57
}

190
.waitForElementNotPresent({ selector: '.nock-object', timeout: 50, retryInterval: 20, abortOnFailure: false }, function callback(result) {
191
  assert.equal(result.status, 0, 'waitForElementNotPresent "succeeds"');
192
  assert.equal(result.value.length, 3, 'waitForElementNotPresent returns the found elements');
193
});

84
export function waitFor(timeout, done, onCallback, onTimeout) {
85
  if (typeof onCallback !== 'function') {
86
    onCallback = onCallback
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      ? function (r) { void expect(r).to.be.exist; }
88
      : function (r) { expect.fail('unexpected callback: ' + r); };
89
  }
90
  if (typeof onTimeout !== 'function') {
91
    onTimeout = onTimeout
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      ? function () {}
93
      : function () { expect.fail('timeout'); };
94
  }
95
  let to = setTimeout(() => {
96
    try {
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      to = null;
98
      onTimeout();
99
    } catch (e) {
100
      return done(e);
101
    }
102
    return done();
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  }, timeout);
104
  return function () {
105
    if (to == null) return;
106
    try {
107
      clearTimeout(to);
108
      to = null;
109
      onCallback.apply(this, arguments);
110
    } catch (e) {
111
      return done(e);
112
    }
113
    return done();
114
  };
115
}

209
function waitForElement(selector, callback) {
210
    waitFor(function() {
211
        return !!$(selector).length;
212
    }, callback);
213
}

21
waitFor(callback:Function):Promise {
22
  throw new BaseException('NYI');
23
}

7
function wait() {
8
    var meta = document.getElementById('d41d8cd98f00b204e9800998ecf8427e_lib_detect');
9
    if (meta) {
10
        chrome.extension.sendMessage(meta.content);
11
    }
12
}

66
(function wait() { setTimeout(wait, 5000) })();