10 examples of 'jquery wait for function to finish' in JavaScript

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

84
export function waitFor(timeout, done, onCallback, onTimeout) {
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  if (typeof onCallback !== 'function') {
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    onCallback = onCallback
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      ? function (r) { void expect(r).to.be.exist; }
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      : function (r) { expect.fail('unexpected callback: ' + r); };
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  }
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  if (typeof onTimeout !== 'function') {
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    onTimeout = onTimeout
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      ? function () {}
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      : function () { expect.fail('timeout'); };
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  }
95
  let to = setTimeout(() => {
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    try {
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      to = null;
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      onTimeout();
99
    } catch (e) {
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      return done(e);
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    }
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    return done();
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  }, timeout);
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  return function () {
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    if (to == null) return;
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    try {
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      clearTimeout(to);
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      to = null;
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      onCallback.apply(this, arguments);
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    } catch (e) {
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      return done(e);
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    }
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    return done();
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  };
115
}

139
async wait(pageCompleteCheck) {
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  const waitTime = this.options.pageCompleteWaitTime || 5000;
141
  if (!pageCompleteCheck) {
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    pageCompleteCheck = this.options.pageCompleteCheckInactivity
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      ? pageCompleteCheckByInactivity
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      : defaultPageCompleteCheck;
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    // if using SPA just override
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    if (this.options.spa) {
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      pageCompleteCheck = spaCheck;
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    }
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  }
150
151
  const driver = this.driver,
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    pageCompleteCheckTimeout = this.options.timeouts.pageCompleteCheck;
153
  try {
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    const pageCompleteCheckCondition = new Condition(
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      'for page complete check script to return true',
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      function(d) {
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        return d.executeScript(pageCompleteCheck, waitTime).then(function(t) {
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          return t === true;
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        });
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      }
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    );
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    log.debug(
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      `Waiting for script pageCompleteCheck at most ${pageCompleteCheckTimeout} ms`
164
    );
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    log.verbose(`Waiting for script ${pageCompleteCheck}`);
166
    await timeout(
167
      driver.wait(
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        pageCompleteCheckCondition,
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        pageCompleteCheckTimeout,
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        undefined,
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        this.options.pageCompleteCheckPollTimeout || 200
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      ),
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      pageCompleteCheckTimeout,
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      `Running page complete check ${pageCompleteCheck} took too long `
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    );
176
    log.debug(`Waiting after load event for ${waitTime} ms.`);
177
    await delay(waitTime);
178
  } catch (e) {
179
    log.error('Failed to wait ' + e);
180
    throw new UrlLoadError('Failed to wait ', {
181
      cause: e
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    });
183
  }
184
}

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

147
export async function waitFor(milliseconds: number): Promise {
148
  /* istanbul ignore next */
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  return new Promise(resolve => setTimeout(() => resolve(), milliseconds));
150
}

41
function waitForElement(selector, callback) {
42
  if (document.querySelector(selector)) {
43
    return callback()
44
  } else {
45
    setTimeout(waitForElement.bind(this, selector, callback), 300)
46
  }
47
}

118
async function waitTestsToFinish(page, timeoutInMillis) {
119
	let started = performance.now(),
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		passed,
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		stillRunning;
122
123
	console.info('waiting for tests to finish...');
124
	do {
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		stillRunning = (await page.$$('.status.running')).length;
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		console.info('found ' + stillRunning.length + ' running tests');
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		await new Promise(resolve => setTimeout(resolve, 100));
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		passed = performance.now() - started;
129
	} while (stillRunning > 0 && passed < timeoutInMillis);
130
131
	if (!stillRunning) {
132
		console.info('tests done in ' + passed + 'ms');
133
	} else {
134
		console.error('timed out after ' + passed + 'ms');
135
	}
136
}

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

253
async waitFor (func, pollMs=100) {
254
  return new Promise(resolve => {
255
    var poll = async () => {
256
      var result = await func()
257
      if (result) {
258
        resolve(result)
259
      } else {
260
        setTimeout(poll, pollMs)
261
      }
262
    }
263
    poll()
264
  })
265
}

88
function waitFor(start, ival, done) {
89
  setTimeout(function () {
90
    if (done()) return
91
    var clear = setInterval(function () {
92
      if (done()) {
93
        clearInterval(clear)
94
      }
95
    }, ival)
96
  }, start)
97
}