Class Opt<T>

Type parameters

T

Hierarchy

Opt

Index

Constructors

constructor

Properties

Methods

Constructors

constructor

new Opt(_value?: T): Opt

- Defined in src/Opt.ts:12
Parameters
- Optional _value: T
Returns Opt

Properties

Private _arr

_arr: Array<T>

Private _isDefined

_isDefined: boolean

Private _isEmpty

_isEmpty: boolean

Private Optional _value

_value: T

Methods

equals

equals(other: Opt<T>): boolean

- Defined in src/Opt.ts:36
Parameters
- other: Opt<T>
Returns boolean

flatMap

flatMap<U>(f: function): Opt<U>

- Defined in src/Opt.ts:34
Type parameters
- U
Parameters
- f: function
  - - (value: T): Opt<U>
    - Parameters
      - value: T
      Returns Opt<U>
Returns Opt<U>

forEach

forEach(fn: function): void

- Defined in src/Opt.ts:42
Parameters
- fn: function
  - - (value: T): any
    - Parameters
      - value: T
      Returns any
Returns void

getOrElse

getOrElse(v: T): T

- Defined in src/Opt.ts:31
Parameters
- v: T
Returns T

getOrElseF

getOrElseF(v: function): T

- Defined in src/Opt.ts:32
Parameters
- v: function
  - - (): T
    - Returns T
Returns T

getOrThrow

getOrThrow(): T

- Defined in src/Opt.ts:21
Returns T

isDefined

isDefined(): boolean

- Defined in src/Opt.ts:28
Returns boolean

isEmpty

isEmpty(): boolean

- Defined in src/Opt.ts:29
Returns boolean

map

map<U>(f: function): Opt<U>

- Defined in src/Opt.ts:33
Type parameters
- U
Parameters
- f: function
  - - (value: T): U
    - Parameters
      - value: T
      Returns U
Returns Opt<U>

toArray

toArray(): T[]

- Defined in src/Opt.ts:30
Returns T[]

value

value(): T

- Defined in src/Opt.ts:27
Returns T

Static empty

empty<T>(): Opt<T>

- Defined in src/Opt.ts:52
You can always create an empty option by hand just by calling new Opt() but calling this method will return a global instance instead of allocating a new one each time

Type parameters
- T
Returns Opt<T>

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