export function toNullableDouble()

in src/converters/toRpcNullable.ts [36:60]

• 23 lines of code
• 5 McCabe index (conditional complexity)

export function toNullableDouble(
    nullable: number | string | undefined,
    propertyName: string
): undefined | RpcNullableDouble {
    if (typeof nullable === 'number') {
        return <RpcNullableDouble>{
            value: nullable,
        };
    } else if (typeof nullable === 'string') {
        if (!isNaN(Number(nullable))) {
            const parsedNumber = parseFloat(nullable);
            return <RpcNullableDouble>{
                value: parsedNumber,
            };
        }
    }

    if (isDefined(nullable)) {
        throw new AzFuncSystemError(
            `A 'number' type was expected instead of a '${typeof nullable}' type. Cannot parse value of '${propertyName}'.`
        );
    }

    return undefined;
}