isFluxbaseError

isFluxbaseError<T>(response): response is Object

Type guard to check if a FluxbaseResponse is an error response

Type Parameters

Type Parameter
T

Parameters

Parameter	Type	Description
response	FluxbaseResponse<T>	The response to check

Returns

response is Object

true if the response is an error (data is null, error is not null)

Example

const result = await client.auth.signIn(credentials)

if (isFluxbaseError(result)) {
  // TypeScript knows: result.error is Error, result.data is null
  console.error('Sign in failed:', result.error.message)
  return
}

// TypeScript knows: result.data is T, result.error is null
console.log('Signed in as:', result.data.user.email)