is-tif - npm Package Compare versions

Comparing version 1.0.1 to 2.0.0

index.js

		@@ -1,15 +0,18 @@
		'use strict';
		module.exports = function (buf) {
		if (!buf \|\| buf.length < 4) {
		export default function isTif(buffer) {
		if (!buffer \|\| buffer.length < 4) {
		return false;
		}

		return (buf[0] === 73 &&
		buf[1] === 73 &&
		buf[2] === 42 &&
		buf[3] === 0) \|\|
		(buf[0] === 77 &&
		buf[1] === 77 &&
		buf[2] === 0 &&
		buf[3] === 42);
		};
		return (
		buffer[0] === 73
		&& buffer[1] === 73
		&& buffer[2] === 42
		&& buffer[3] === 0
		)
		\|\| (
		buffer[0] === 77
		&& buffer[1] === 77
		&& buffer[2] === 0
		&& buffer[3] === 42
		);
		}

package.json

		{
		"name": "is-tif",
		"version": "1.0.1",
		"description": "Check if a Buffer/Uint8Array is a TIFF image",
		"license": "MIT",
		"repository": "sindresorhus/is-tif",
		"author": {
		"name": "Sindre Sorhus",
		"email": "sindresorhus@gmail.com",
		"url": "http://sindresorhus.com"
		},
		"engines": {
		"node": ">=0.10.0"
		},
		"scripts": {
		"test": "mocha"
		},
		"files": [
		"index.js"
		],
		"keywords": [
		"tif",
		"tiff",
		"graphics",
		"image",
		"img",
		"pic",
		"picture",
		"photo",
		"type",
		"detect",
		"check",
		"is",
		"exif",
		"binary",
		"buffer",
		"uint8array"
		],
		"devDependencies": {
		"mocha": "*",
		"read-chunk": "^1.0.0"
		}
		"name": "is-tif",
		"version": "2.0.0",
		"description": "Check if a Buffer/Uint8Array is a TIFF image",
		"license": "MIT",
		"repository": "sindresorhus/is-tif",
		"author": {
		"name": "Sindre Sorhus",
		"email": "sindresorhus@gmail.com",
		"url": "https://sindresorhus.com"
		},
		"type": "module",
		"exports": "./index.js",
		"engines": {
		"node": "^12.20.0 \|\| ^14.13.1 \|\| >=16.0.0"
		},
		"scripts": {
		"test": "xo && ava"
		},
		"files": [
		"index.js"
		],
		"keywords": [
		"tif",
		"tiff",
		"graphics",
		"image",
		"img",
		"pic",
		"picture",
		"photo",
		"type",
		"detect",
		"check",
		"is",
		"exif",
		"binary",
		"buffer",
		"uint8array"
		],
		"devDependencies": {
		"ava": "^3.15.0",
		"read-chunk": "^4.0.0",
		"xo": "^0.44.0"
		}
		}

readme.md

		@@ -1,15 +0,11 @@
		# is-tif [![Build Status](https://travis-ci.org/sindresorhus/is-tif.svg?branch=master)](https://travis-ci.org/sindresorhus/is-tif)
		# is-tif

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

		Used by [image-type](https://github.com/sindresorhus/image-type).


		## Install

		```sh
		$ npm install --save is-tif
		```
		$ npm install is-tif
		```


		## Usage
		@@ -20,6 +16,7 @@
		```js
		var readChunk = require('read-chunk'); // npm install read-chunk
		var isTif = require('is-tif');
		var buffer = readChunk.sync('unicorn.tif', 0, 4);
		import {readChunkSync} from 'read-chunk';
		import isTif from 'is-tif';

		const buffer = readChunkSync('unicorn.tif', {length: 4});

		isTif(buffer);
		@@ -32,7 +29,7 @@ //=> true
		```js
		var xhr = new XMLHttpRequest();
		const xhr = new XMLHttpRequest();
		xhr.open('GET', 'unicorn.tif');
		xhr.responseType = 'arraybuffer';

		xhr.onload = function () {
		xhr.onload = () => {
		isTif(new Uint8Array(this.response));
		@@ -45,3 +42,2 @@ //=> true


		## API
		@@ -51,9 +47,8 @@

		Accepts a Buffer (Node.js) or Uint8Array.
		Accepts a `Buffer` (Node.js) or `Uint8Array`.

		It only needs the first 4 bytes.

		## Related

		## License

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

license

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