function filter()

in packages/core/src/drivers/KeyboardDriver.ts [4:20]

• 16 lines of code
• 7 McCabe index (conditional complexity)

function filter(event: KeyboardEvent) {
  const target: any = event.target
  const { tagName } = target
  let flag = true
  // ignore: isContentEditable === 'true', <input> and <textarea> when readOnly state is false, <select>、Web Components
  if (
    target['isContentEditable'] ||
    ((tagName === 'INPUT' ||
      tagName === 'TEXTAREA' ||
      tagName === 'SELECT' ||
      customElements.get(tagName.toLocaleLowerCase())) &&
      !target.readOnly)
  ) {
    flag = false
  }
  return flag
}