first commit

build/node_modules/is-cwebp-readable/README.md

@@ -0,0 +1,43 @@
+# is-cwebp-readable
+
+[![NPM version](https://img.shields.io/npm/v/is-cwebp-readable.svg)](https://www.npmjs.com/package/is-cwebp-readable)
+[![Build Status](https://travis-ci.org/shinnn/is-cwebp-readable.svg?branch=master)](https://travis-ci.org/shinnn/is-cwebp-readable)
+[![Build status](https://ci.appveyor.com/api/projects/status/lrfe3hgtupsg45l1?svg=true)](https://ci.appveyor.com/project/ShinnosukeWatanabe/is-cwebp-readable)
+[![Coverage Status](https://img.shields.io/coveralls/shinnn/is-cwebp-readable.svg)](https://coveralls.io/github/shinnn/is-cwebp-readable)
+[![Dependency Status](https://david-dm.org/shinnn/is-cwebp-readable.svg)](https://david-dm.org/shinnn/is-cwebp-readable)
+[![devDependency Status](https://david-dm.org/shinnn/is-cwebp-readable/dev-status.svg)](https://david-dm.org/shinnn/is-cwebp-readable#info=devDependencies)
+
+Check if a Buffer/Uint8Array is available for [cwebp](https://developers.google.com/speed/webp/docs/cwebp) image source
+
+```javascript
+const fs = require('fs');
+const isCwebpReadable = require('is-cwebp-readable');
+
+isCwebpReadable(fs.readFileSync('fixture.png')); //=> true
+isCwebpReadable(fs.readFileSync('fixture.bmp')); //=> false
+```
+
+## Installation
+
+[Use npm.](https://docs.npmjs.com/cli/install)
+
+```sh
+npm install is-cwebp-readable
+```
+
+## API
+
+```javascript
+const isCwebpReadable = require('is-cwebp-readable');
+```
+
+### isCwebpReadable(*buf*)
+
+*buf*: [`Buffer`](https://nodejs.org/api/buffer.html#buffer_class_buffer) or [`Uint8Array`](https://www.khronos.org/registry/typedarray/specs/latest/#TYPEDARRAYS)  
+Return: `Boolean`
+
+It returns `true` if the data is [PNG](https://wikipedia.org/wiki/Portable_Network_Graphics), [JPEG](https://wikipedia.org/wiki/JPEG), [TIFF](https://wikipedia.org/wiki/Tagged_Image_File_Format), or [WebP](https://wikipedia.org/wiki/WebP), otherwise `false`.
+
+## License
+
+[Creative Commons Zero v1.0 Universal](https://creativecommons.org/publicdomain/zero/1.0/deed)