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@sinclair/typebox

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Json Schema Type Builder with Static Type Resolution for TypeScript

github.com/sinclairzx81/typebox

sinclairzx81/typebox

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/** Returns true if this value has this property key */ export declare function HasPropertyKey<K extends PropertyKey>(value: Record<any, unknown>, key: K): value is Record<PropertyKey, unknown> & { [_ in K]: unknown; }; /** Returns true if this value is an async iterator */ export declare function IsAsyncIterator(value: unknown): value is AsyncIterableIterator<unknown>; /** Returns true if this value is an array */ export declare function IsArray(value: unknown): value is unknown[]; /** Returns true if this value is bigint */ export declare function IsBigInt(value: unknown): value is bigint; /** Returns true if this value is a boolean */ export declare function IsBoolean(value: unknown): value is boolean; /** Returns true if this value is a Date object */ export declare function IsDate(value: unknown): value is Date; /** Returns true if this value is a function */ export declare function IsFunction(value: unknown): value is Function; /** Returns true if this value is an iterator */ export declare function IsIterator(value: unknown): value is IterableIterator<unknown>; /** Returns true if this value is null */ export declare function IsNull(value: unknown): value is null; /** Returns true if this value is number */ export declare function IsNumber(value: unknown): value is number; /** Returns true if this value is an object */ export declare function IsObject(value: unknown): value is Record<PropertyKey, unknown>; /** Returns true if this value is RegExp */ export declare function IsRegExp(value: unknown): value is RegExp; /** Returns true if this value is string */ export declare function IsString(value: unknown): value is string; /** Returns true if this value is symbol */ export declare function IsSymbol(value: unknown): value is symbol; /** Returns true if this value is a Uint8Array */ export declare function IsUint8Array(value: unknown): value is Uint8Array; /** Returns true if this value is undefined */ export declare function IsUndefined(value: unknown): value is undefined;