Installation

npm install --save @types/core-util-is

Summary

This package contains type definitions for core-util-is (https://github.com/isaacs/core-util-is#readme).

Details

Files were exported from https://github.com/DefinitelyTyped/DefinitelyTyped/tree/master/types/core-util-is.

index.d.ts

import { Buffer } from "buffer";

export function isNumber(value?: unknown): value is number;
export function isString(value?: unknown): value is string;
export function isBoolean(value?: unknown): value is boolean;
export function isNull(value?: unknown): value is null;
export function isNullOrUndefined(value?: unknown): value is null | undefined;
export function isUndefined(value?: unknown): value is undefined;
export function isObject(value?: unknown): value is object;
export function isDate(value?: unknown): value is Date;
export function isError(value?: unknown): value is Error;
export function isFunction(value?: unknown): value is (...args: unknown[]) => unknown;
export function isRegExp(value?: unknown): value is RegExp;
export function isArray(value?: unknown): value is unknown[];
export function isSymbol(value?: unknown): value is symbol;
export function isPrimitive(value?: unknown): value is null | undefined | string | number | boolean | symbol;
export function isBuffer(value?: unknown): value is Buffer;

Additional Details

Last updated: Mon, 06 Nov 2023 22:41:05 GMT
Dependencies: buffer

Credits

These definitions were written by Tristan F..

Current Tags

2 Versions

1.0.1 ... 2 years ago
1.0.0 ... 2 years ago