async function Counter()

in src/global_counter.js [13:49]

• 6 lines of code
• 1 McCabe index (conditional complexity)

async function Counter(startValue, signalName) {
  const source = Reactive.scalarSignalSource(signalName)
  source.set(startValue)
  const signal = source.signal;

  signal.compareAndUpdateLocal = function(val) {
    if (signal.pinLastValue() !== val) {
      source.set(val)
    }
  }

  signal.setValueOnly = function (val) {
    source.set(val)
  }

  signal.setValueAndUpdate = function (val) {
    const oldValue = signal.pinLastValue();
    source.set(val)
    signal.updateState({ newValue: val, oldValue })
  }

  signal.set = function (val) {
    throw new Error ('The function `set` from GlobalCounterSignal is no longer supported. Use increment and decrement or GlobalScalarSignal instead.');
  }

  signal.increment = function (i) {
    signal.setValueAndUpdate(signal.pinLastValue() + i)
  }

  signal.decrement = function (i) {
    signal.setValueAndUpdate(signal.pinLastValue() - i)
  }

  signal.setReceivedAllValues = function (val) {}

  return signal
}