Function optionTypeNode

optionTypeNode<
    const TItem extends TypeNode,
    const TPrefix extends
        NestedTypeNode<
            NumberTypeNode<NumberFormat, NumberDisplayNode | undefined>,
        > = NumberTypeNode<"u8", NumberDisplayNode | undefined>,
>(
    item: TItem,
    options?: { fixed?: boolean; prefix?: TPrefix },
): OptionTypeNode<TItem, TPrefix>
A value that may be present or absent (Some/None), with an explicit numeric prefix indicating presence.
Type Parameters
- const TItem extends TypeNode
- const TPrefix extends NestedTypeNode<NumberTypeNode<NumberFormat, NumberDisplayNode | undefined>> = NumberTypeNode<"u8", NumberDisplayNode | undefined>
Parameters
- item: TItem
- Optionaloptions: { fixed?: boolean; prefix?: TPrefix }
Returns OptionTypeNode<TItem, TPrefix>
- Defined in node_modules/@codama/nodes/dist/types/generated/typeNodes/OptionTypeNode.d.ts:3