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Class: CairoOption<T>

Class to handle Cairo Option

Param

CairoOptionVariant.Some or CairoOptionVariant.None

Param

value of type T.

Example

const myOption = new CairoOption<BigNumberish>(CairoOptionVariant.Some, "0x54dda8");

Type parameters​

Name
T

Constructors​

constructor​

• new CairoOption<T>(variant, content?): CairoOption<T>

Type parameters​

Name
T

Parameters​

NameType
variantnumber
content?T

Returns​

CairoOption<T>

Defined in​

src/utils/calldata/enum/CairoOption.ts:26

Properties​

Some​

• Optional Readonly Some: T

Defined in​

src/utils/calldata/enum/CairoOption.ts:22

None​

• Optional Readonly None: boolean

Defined in​

src/utils/calldata/enum/CairoOption.ts:24

Methods​

unwrap​

â–¸ unwrap(): undefined | T

Returns​

undefined | T

the content of the valid variant of a Cairo custom Enum. If None, returns 'undefined'.

Defined in​

src/utils/calldata/enum/CairoOption.ts:49

isSome​

â–¸ isSome(): boolean

Returns​

boolean

true if the valid variant is 'isSome'.

Defined in​

src/utils/calldata/enum/CairoOption.ts:57

isNone​

â–¸ isNone(): boolean

Returns​

boolean

true if the valid variant is 'isNone'.

Defined in​

src/utils/calldata/enum/CairoOption.ts:65