Function waitFor

src/ink/selectionDragAutoscrollFlicker.test.tsx:124–135

(
  predicate: () => boolean,
  message: string,
  timeoutMs = 1500,
)

}

async function waitFor(
  predicate: () => boolean,
  message: string,
  timeoutMs = 1500,
): Promise<void> {
  const deadline = Date.now() + timeoutMs
  while (Date.now() < deadline) {
    if (predicate()) return
    await Bun.sleep(10)
  }
  throw new Error(message)
}

function sgrMouse(
  button: number,