[TypeScript] Safe Function

safe-function.ts

export const safeFunc = <T extends (...args: any[]) => any>(
  func: T,
  args: Parameters<T>,
  defaultValue: ReturnType<T>
): [error: any, data: ReturnType<T>] => {
  try {
    const data = func(...args)
    return [null, data]
  } catch (e) {
    return [e, defaultValue]
  }
}


export const safeFuncAsync = async <T extends (...args: any[]) => Promise<any>>(
  func: T,
  args: Parameters<T>,
  defaultValue: ReturnType<T>
): Promise<[error: any, data: Awaited<ReturnType<T>> | ReturnType<T>]> => {
  try {
    const data = await func(...args)
    return [null, data]
  } catch (e) {
    return [e, defaultValue]
  }
}