Check if a Buffer/Uint8Array is a GIF image. 

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is-gif

Check if a Buffer/Uint8Array is a GIF image

sindresorhus

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Bidirectional unicode control characters

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Bin script confusion

Semantic versions published out of chronological order.

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Chronological version anomaly

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Unicode homoglyphs

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HTTP dependency

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Install scripts

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Network access

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Package is not semver >=1. This means it is not stable and does not support ^ ranges.

		@@ -1,12 +0,9 @@
		'use strict';
		const fileType = require('file-type');

		module.exports = input => {
		const match = fileType(input);

		if (!match) {
		export default function isGif(buffer) {
		if (!buffer \|\| buffer.length < 3) {
		return false;
		}

		return match.ext === 'gif';
		};
		return buffer[0] === 0x47
		&& buffer[1] === 0x49
		&& buffer[2] === 0x46;
		}

		{
		"name": "is-gif",
		"version": "3.0.0",
		"version": "4.0.0",
		"description": "Check if a Buffer/Uint8Array is a GIF image",
		"license": "MIT",
		"repository": "sindresorhus/is-gif",
		"funding": "https://github.com/sponsors/sindresorhus",
		"author": {
		"name": "Sindre Sorhus",
		"email": "sindresorhus@gmail.com",
		"url": "sindresorhus.com"
		"url": "https://sindresorhus.com"
		},
		"type": "module",
		"exports": "./index.js",
		"engines": {
		"node": ">=6"
		"node": "^12.20.0 \|\| ^14.13.1 \|\| >=16.0.0"
		},
		@@ -25,4 +28,2 @@ "scripts": {
		"image",
		"img",
		"pic",
		"picture",
		@@ -39,9 +40,6 @@ "photo",
		],
		"dependencies": {
		"file-type": "^10.4.0"
		},
		"devDependencies": {
		"ava": "^0.25.0",
		"xo": "^0.23.0"
		"ava": "^3.15.0",
		"xo": "^0.44.0"
		}
		}

		@@ -1,6 +0,5 @@
		# is-gif [![Build Status](https://travis-ci.com/sindresorhus/is-gif.svg?branch=master)](https://travis-ci.com/sindresorhus/is-gif)
		# is-gif

		> Check if a Buffer/Uint8Array is a [GIF](https://en.wikipedia.org/wiki/Graphics_Interchange_Format) image


		## Install
		@@ -12,10 +11,9 @@


		## Usage

		```js
		const readChunk = require('read-chunk');
		const isGif = require('is-gif');
		import {readChunk} from 'read-chunk';
		import isGif from 'is-gif';

		const buffer = readChunk.sync('unicorn.gif', 0, 3);
		const buffer = await readChunk('unicorn.gif', 0, 3);

		@@ -26,3 +24,2 @@ isGif(buffer);


		## API
		@@ -32,16 +29,12 @@

		Returns a boolean of whether `input` is a GIF image.

		#### input

		Type: `Buffer` `Uint8Array`
		Type: `Buffer \| Uint8Array`

		It only needs the first 3 bytes.


		## Related

		- [file-type](https://github.com/sindresorhus/file-type) - Detect the file type of a Buffer/Uint8Array


		## License

		MIT © [Sindre Sorhus](https://sindresorhus.com)

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