ast-is-empty/README.md

Find out, is nested array/object/string/AST tree is empty

<h1 align="center">ast-is-empty</h1>

<p align="center">Find out, is nested array/object/string/AST tree is empty</p>

<p align="center">
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## Install

This package is [pure ESM](https://gist.github.com/sindresorhus/a39789f98801d908bbc7ff3ecc99d99c). If you're not ready yet, install an older version of this program, 2.1.0 (`npm i ast-is-empty@2.1.0`).

```bash
npm i ast-is-empty
```

## Quick Take

```js
import { strict as assert } from "assert";

import { isEmpty } from "ast-is-empty";

assert.equal(
  isEmpty({
    a: "",
  }),
  true,
);

assert.equal(
  isEmpty({
    a: [""],
    b: {
      c: {
        d: "",
      },
    },
  }),
  true,
);

assert.equal(
  isEmpty([
    {
      a: [""],
      b: { c: { d: "" } },
    },
    "",
    ["", "", ""],
  ]),
  true,
);
```

## Documentation

Please [visit codsen.com](https://codsen.com/os/ast-is-empty/) for a full description of the API.

## Contributing

To report bugs or request features or assistance, [raise an issue](https://github.com/codsen/codsen/issues/new/choose) on GitHub.

## Licence

MIT License

Copyright © 2010-2025 Roy Revelt and other contributors

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