Files
pezkuwi-common/packages/util/src/is/string.ts
T
Satoshi Qazi MuhammedandClaude Opus 5.5 bebfcee609 Bring license headers to 2026
The header rule takes the current year as the end of the range, as upstream's
does; 581 sources still ended at 2025, which failed lint. Lint never ran to
completion here, so this went unseen.

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>
2026-10-07 19:21:45 +04:00

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562 B
TypeScript

// Copyright 2017-2026 @pezkuwi/util authors & contributors
// SPDX-License-Identifier: Apache-2.0
import type { AnyString } from '../types.js';
/**
* @name isString
* @summary Tests for a string.
* @description
* Checks to see if the input value is a JavaScript string.
* @example
* <BR>
*
* ```javascript
* import { isString } from '@pezkuwi/util';
*
* console.log('isString', isString('test')); // => true
* ```
*/
export function isString (value: unknown): value is AnyString {
return typeof value === 'string' || value instanceof String;
}