@types/webidl-conversions

const WebIDLConversions: {
    any<V>(V: V, opts?: WebIDLConversions.Options): V;
    undefined(V?: unknown, opts?: WebIDLConversions.Options): void;
    boolean(V: unknown, opts?: WebIDLConversions.Options): boolean;
    byte(V: unknown, opts?: WebIDLConversions.IntegerOptions): number;
    octet(V: unknown, opts?: WebIDLConversions.IntegerOptions): number;
    short(V: unknown, opts?: WebIDLConversions.IntegerOptions): number;
    'unsigned short'(V: unknown, opts?: WebIDLConversions.IntegerOptions): number;
    long(V: unknown, opts?: WebIDLConversions.IntegerOptions): number;
    'unsigned long'(V: unknown, opts?: WebIDLConversions.IntegerOptions): number;
    'long long'(V: unknown, opts?: WebIDLConversions.IntegerOptions): number;
    'unsigned long long'(
        V: unknown,
        opts?: WebIDLConversions.IntegerOptions
    ): number;
    double(V: unknown, opts?: WebIDLConversions.Options): number;
    'unrestricted double'(V: unknown, opts?: WebIDLConversions.Options): number;
    float(V: unknown, opts?: WebIDLConversions.Options): number;
    'unrestricted float'(V: unknown, opts?: WebIDLConversions.Options): number;
    DOMString(V: unknown, opts?: WebIDLConversions.StringOptions): string;
    ByteString(V: unknown, opts?: WebIDLConversions.StringOptions): string;
    USVString(V: unknown, opts?: WebIDLConversions.StringOptions): string;
    object<V>(
        V: V,
        opts?: WebIDLConversions.Options
    ): V extends object ? V : V & object;
    ArrayBuffer(
        V: unknown,
        opts?: WebIDLConversions.BufferSourceOptions & {
            allowShared?: false | undefined;
        }
    ): ArrayBuffer;
    ArrayBuffer(
        V: unknown,
        opts?: WebIDLConversions.BufferSourceOptions
    ): ArrayBufferLike;
    DataView(V: unknown, opts?: WebIDLConversions.BufferSourceOptions): DataView;
    Int8Array(V: unknown, opts?: WebIDLConversions.BufferSourceOptions): Int8Array;
    Int16Array(V: unknown, opts?: WebIDLConversions.BufferSourceOptions): Int16Array;
    Int32Array(V: unknown, opts?: WebIDLConversions.BufferSourceOptions): Int32Array;
    Uint8Array(V: unknown, opts?: WebIDLConversions.BufferSourceOptions): Uint8Array;
    Uint16Array(
        V: unknown,
        opts?: WebIDLConversions.BufferSourceOptions
    ): Uint16Array;
    Uint32Array(
        V: unknown,
        opts?: WebIDLConversions.BufferSourceOptions
    ): Uint32Array;
    Uint8ClampedArray(
        V: unknown,
        opts?: WebIDLConversions.BufferSourceOptions
    ): Uint8ClampedArray;
    Float32Array(
        V: unknown,
        opts?: WebIDLConversions.BufferSourceOptions
    ): Float32Array;
    Float64Array(
        V: unknown,
        opts?: WebIDLConversions.BufferSourceOptions
    ): Float64Array;
    ArrayBufferView(
        V: unknown,
        opts?: WebIDLConversions.BufferSourceOptions
    ): ArrayBufferView;
    BufferSource(
        V: unknown,
        opts?: WebIDLConversions.BufferSourceOptions & {
            allowShared?: false | undefined;
        }
    ): ArrayBuffer | ArrayBufferView;
    BufferSource(
        V: unknown,
        opts?: WebIDLConversions.BufferSourceOptions
    ): ArrayBufferLike | ArrayBufferView;
    DOMTimeStamp(V: unknown, opts?: WebIDLConversions.Options): number;
};

type IntegerConversion = (V: unknown, opts?: IntegerOptions) => number;

type NumberConversion = (V: unknown, opts?: Options) => number;

type StringConversion = (V: unknown, opts?: StringOptions) => string;