Examples of errors detected by the V7004 diagnostic

V7004. The 'then' statement is equivalent to the 'else' statement.

React

V7004. The 'then' statement is equivalent to the 'else' statement. InferMutationAliasingEffects.ts 1771

for (const property of value.properties) {
  if (property.kind === 'ObjectProperty') {
    effects.push({
      kind: 'Capture',
      from: property.place,
      into: lvalue,
    });
  } else {
    effects.push({
      kind: 'Capture',
      from: property.place,
      into: lvalue,
    });
  }
}

Visual Studio Code

V7004 The 'then' statement is equivalent to the 'else' statement. chatUsageWidget.ts 102

private renderQuotaItem(
    container: HTMLElement,
    label: string,
    quota: IQuotaSnapshot,
    overageEnabled: boolean = false
    ): void {
  ....
  const quotaItemValue = DOM.append(quotaItemHeader, $('.quota-item-value'));
  if (quota.unlimited) {
    quotaItemValue.textContent = localize('plan.included', 'Included');
  } else {
    quotaItemValue.textContent = localize('plan.included', 'Included');
  }
  ....
}

Overleaf

V7004. The 'then' statement is equivalent to the 'else' statement. index.js 39

if (change.isIntersecting) {
  videoIsVisible = true
  if (videoEl.readyState >= videoEl.HAVE_FUTURE_DATA) {
    if (!videoEl.ended) {
      videoEl
        .play()
        .catch(error =>
          debugConsole.error('Video autoplay failed:', error)
        )
    } else {
      videoEl
        .play()
        .catch(error =>
          debugConsole.error('Video autoplay failed:', error)
        )
    }
  }
}