Class Some<T>

a class indicating that the included value exists.

Type Parameters

T

Hierarchy

Some

Implements

IOption<T>

Index

Constructors

constructor

Methods

Constructors

constructor

new Some<T>(value: T): Some<T>

- Defined in foundation/misc/Option.ts:87
Type Parameters
- T
Parameters
- value: T
Returns Some<T>

Methods

doesNotHave

doesNotHave(): this is None

Implementation of IOption.doesNotHave
- Defined in foundation/misc/Option.ts:135
Returns this is None

get

get(): T

- Defined in foundation/misc/Option.ts:127
Returns T

has

has(): this is Some<T>

Implementation of IOption.has
- Defined in foundation/misc/Option.ts:131
Returns this is Some<T>

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:93
This method is essentially same to the Some::and_then() in Rust language

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:94
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:119
Returns T

unwrapOrDefault

unwrapOrDefault(altValue: T): T

Implementation of IOption.unwrapOrDefault
- Defined in foundation/misc/Option.ts:103
Parameters
- altValue: T
Returns T

unwrapOrElse

unwrapOrElse(f: ((value: T) => T)): T

Implementation of IOption.unwrapOrElse
- Defined in foundation/misc/Option.ts:111
Parameters
- f: ((value: T) => T)
  - - (value: T): T
    - Parameters
      - value: T
      Returns T
Returns T

unwrapOrUndefined

unwrapOrUndefined(): T

Implementation of IOption.unwrapOrUndefined
- Defined in foundation/misc/Option.ts:123
Returns T

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