Class Option<T>

Type Parameters

T

Hierarchy

Option

Implements

IOption<T>

Index

Constructors

constructor

Methods

Constructors

constructor

new Option<T>(value?: T): Option<T>

- Defined in foundation/misc/Option.ts:23
Type Parameters
- T
Parameters
- Optional value: T
Returns Option<T>

Methods

doesNotHave

doesNotHave(): this is None

Implementation of IOption.doesNotHave
- Defined in foundation/misc/Option.ts:78
Returns this is None

has

has(): this is Some<T>

Implementation of IOption.has
- Defined in foundation/misc/Option.ts:74
Returns this is Some<T>

set

set(val: T): void

- Defined in foundation/misc/Option.ts:25
Parameters
- val: T
Returns void

then

then(f: ((value: T) => None)): None
then<U>(f: ((value: T) => Some<U>)): Some<U>

Implementation of IOption.then
- Defined in foundation/misc/Option.ts:33
if inner

Parameters
- f: ((value: T) => None)
  - - (value: T): None
    - Parameters
      - value: T
      Returns None
Returns None
Implementation of IOption.then
- Defined in foundation/misc/Option.ts:34
Type Parameters
- U
Parameters
- f: ((value: T) => Some<U>)
  - - (value: T): Some<U>
    - Parameters
      - value: T
      Returns Some<U>
Returns Some<U>

unwrapForce

unwrapForce(): T

Implementation of IOption.unwrapForce
- Defined in foundation/misc/Option.ts:58
Returns T

unwrapOrDefault

unwrapOrDefault(altValue: T): T

Implementation of IOption.unwrapOrDefault
- Defined in foundation/misc/Option.ts:43
Parameters
- altValue: T
Returns T

unwrapOrElse

unwrapOrElse(f: ((...vals: any) => T)): T

Implementation of IOption.unwrapOrElse
- Defined in foundation/misc/Option.ts:51
Parameters
- f: ((...vals: any) => T)
  - - (...vals: any): T
    - Parameters
      - Rest ...vals: any
      Returns T
Returns T

unwrapOrUndefined

unwrapOrUndefined(): undefined | T

Implementation of IOption.unwrapOrUndefined
- Defined in foundation/misc/Option.ts:66
Returns undefined | T

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