@sentry/utils/types/is.d.ts

Utilities for all Sentry JavaScript SDKs

import { PolymorphicEvent, Primitive } from '@sentry/types';
/**
 * Checks whether given value's type is one of a few Error or Error-like
 * {@link isError}.
 *
 * @param wat A value to be checked.
 * @returns A boolean representing the result.
 */
export declare function isError(wat: unknown): wat is Error;
/**
 * Checks whether given value's type is ErrorEvent
 * {@link isErrorEvent}.
 *
 * @param wat A value to be checked.
 * @returns A boolean representing the result.
 */
export declare function isErrorEvent(wat: unknown): boolean;
/**
 * Checks whether given value's type is DOMError
 * {@link isDOMError}.
 *
 * @param wat A value to be checked.
 * @returns A boolean representing the result.
 */
export declare function isDOMError(wat: unknown): boolean;
/**
 * Checks whether given value's type is DOMException
 * {@link isDOMException}.
 *
 * @param wat A value to be checked.
 * @returns A boolean representing the result.
 */
export declare function isDOMException(wat: unknown): boolean;
/**
 * Checks whether given value's type is a string
 * {@link isString}.
 *
 * @param wat A value to be checked.
 * @returns A boolean representing the result.
 */
export declare function isString(wat: unknown): wat is string;
/**
 * Checks whether given value is a primitive (undefined, null, number, boolean, string, bigint, symbol)
 * {@link isPrimitive}.
 *
 * @param wat A value to be checked.
 * @returns A boolean representing the result.
 */
export declare function isPrimitive(wat: unknown): wat is Primitive;
/**
 * Checks whether given value's type is an object literal
 * {@link isPlainObject}.
 *
 * @param wat A value to be checked.
 * @returns A boolean representing the result.
 */
export declare function isPlainObject(wat: unknown): wat is Record<string, unknown>;
/**
 * Checks whether given value's type is an Event instance
 * {@link isEvent}.
 *
 * @param wat A value to be checked.
 * @returns A boolean representing the result.
 */
export declare function isEvent(wat: unknown): wat is PolymorphicEvent;
/**
 * Checks whether given value's type is an Element instance
 * {@link isElement}.
 *
 * @param wat A value to be checked.
 * @returns A boolean representing the result.
 */
export declare function isElement(wat: unknown): boolean;
/**
 * Checks whether given value's type is an regexp
 * {@link isRegExp}.
 *
 * @param wat A value to be checked.
 * @returns A boolean representing the result.
 */
export declare function isRegExp(wat: unknown): wat is RegExp;
/**
 * Checks whether given value has a then function.
 * @param wat A value to be checked.
 */
export declare function isThenable(wat: any): wat is PromiseLike<any>;
/**
 * Checks whether given value's type is a SyntheticEvent
 * {@link isSyntheticEvent}.
 *
 * @param wat A value to be checked.
 * @returns A boolean representing the result.
 */
export declare function isSyntheticEvent(wat: unknown): boolean;
/**
 * Checks whether given value is NaN
 * {@link isNaN}.
 *
 * @param wat A value to be checked.
 * @returns A boolean representing the result.
 */
export declare function isNaN(wat: unknown): boolean;
/**
 * Checks whether given value's type is an instance of provided constructor.
 * {@link isInstanceOf}.
 *
 * @param wat A value to be checked.
 * @param base A constructor to be used in a check.
 * @returns A boolean representing the result.
 */
export declare function isInstanceOf(wat: any, base: any): boolean;
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