Type Alias IResult<OkType, ErrType>

IResult: IErr<ErrType> | IOk<OkType>

Result type, this type contains types for both Ok and Err

Type Parameters

OkType = unknown
Type of the return value, default is unknown
ErrType = unknown
Type of the error, default is unknown

Example

async function action(): Promise<IResult<number>> {
try {
  return Ok(await getNumber());
} catch (e: unknown) {
  return Err(e);
}
const result = await action();
if (result.isOk) {
  console.log('Result: ' + result.ok());
} else {
  console.log('Error: ', result.err());
}

Since

v1.0.0