Integer

Whole-number value object.

Import

import { Integer } from '@haskou/value-objects';

Signature

class Integer extends NumberValueObject

Constructor

constructor(value: number | NumberValueObject)

Validation

The value must be a number with no fractional part.

Throws

This class can throw:

• InvalidIntegerError
• InvalidNumberError

Example

import { Integer } from '@haskou/value-objects';

const count = new Integer(42);
count.valueOf(); // 42
count.add(8).valueOf(); // 50

Notes

• Arithmetic methods are inherited from NumberValueObject.
• Arithmetic results are returned through the base number behavior, not revalidated as Integer after every operation.

Related

• Error handling
• Reference overview