canirequire › CommonJS › is-glob
Is is-glob ESM-only? Can you require() it?
Returns `true` if the given string looks like a glob pattern or an extglob pattern. This makes it easy to create code that only uses external modules like node-glob when necessary, resulting in much faster code execution and initialization time, and a bet
Last verified Sep 9, 2026 against is-glob@4.0.3. JSON
CommonJS CommonJS — require() works on every Node.js version
is-glob ships CommonJS only. require("is-glob") works everywhere. import "is-glob" also works because Node.js and Bun can import CommonJS from ES modules, but only the default export is guaranteed; named imports depend on Node's static analysis of the module.
Does is-glob@4.0.3 actually load? Runtime test results
Installed and executed on Sep 9, 2026 with require("is-glob") from a CommonJS file and import "is-glob" from an ES module.
| Runtime | require("is-glob") | import "is-glob" |
|---|---|---|
| Node.js 18 | ✓ works | ✓ works |
| Node.js 20 | ✓ works | ✓ works |
| Node.js 22 | ✓ works | ✓ works |
| Node.js 24 | ✓ works | ✓ works |
| Node.js 26 | ✓ works | ✓ works |
| Bun 1.4 | ✓ works | ✓ works |
How to import is-glob
ES modules (import)
import isGlob from "is-glob";Named imports from a CommonJS package only work when Node.js can statically detect them. If a named import fails, use the default import and destructure.
CommonJS (require)
const isGlob = require("is-glob");Module format by version
Derived from the type, main and exports fields of every stable release on npm (16 versions; the newest 16 shown).
| Versions | Format | First published |
|---|---|---|
| 0.1.0 – 4.0.3 | CommonJS | Dec 18, 2014 |
Frequently asked
Is is-glob ESM-only?
is-glob@4.0.3 is a CommonJS package. is-glob ships CommonJS only. require("is-glob") works everywhere. import "is-glob" also works because Node.js and Bun can import CommonJS from ES modules, but only the default export is guaranteed; named imports depend on Node's static analysis of the module.
Can I import is-glob with ES module syntax?
Yes. import isGlob from "is-glob" works in Node.js and Bun because they support importing CommonJS modules. Named imports work only when Node.js can statically detect the exports.
Does is-glob work in Bun?
Yes. import "is-glob" loaded successfully in Bun 1.4 on Sep 9, 2026.
Does is-glob ship TypeScript types?
Not bundled. Install the community types with "npm install -D @types/is-glob".
Links
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