is-gif - npm Package Compare versions
Comparing version 3.0.0 to 4.0.0
15
index.js
@@ -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 [](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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Improved metrics
- Dependency count
- decreased by-100%
0
- Is type module
Yes
Worsened metrics
- Total package byte prevSize
- decreased by-2.55%
2633
- Lines of code
- decreased by-11.11%
8
- Number of lines in readme file
- decreased by-15.56%
38
Dependency changes
- Removedfile-type@^10.4.0
- Removedfile-type@10.11.0(transitive)