file-type - npm Package Compare versions

Comparing version 18.2.1 to 18.3.0

browser.d.ts

@@ -21,24 +21,5 @@ import type {FileTypeResult} from './core.js';
 
-/**
-Detect the file type of a [`Blob`](https://developer.mozilla.org/en-US/docs/Web/API/Blob).
-
-__Note:__ This method is only available in the browser.
-
-@example
-```
-import {fileTypeFromBlob} from 'file-type';
-
-const blob = new Blob(['<?xml version="1.0" encoding="ISO-8859-1" ?>'], {
-	type: 'plain/text',
-	endings: 'native'
-});
-
-console.log(await fileTypeFromBlob(blob));
-//=> {ext: 'txt', mime: 'plain/text'}
-```
-*/
-export declare function fileTypeFromBlob(blob: Blob): Promise<FileTypeResult | undefined>;
-
 export {
 	fileTypeFromBuffer,
+	fileTypeFromBlob,
 	supportedExtensions,
@@ -45,0 +26,0 @@ supportedMimeTypes,

browser.js

@@ -1,35 +0,4 @@
-import {Buffer} from 'node:buffer';
 import {ReadableWebToNodeStream} from 'readable-web-to-node-stream';
-import {fileTypeFromBuffer, fileTypeFromStream as coreFileTypeFromStream} from './core.js';
+import {fileTypeFromStream as coreFileTypeFromStream} from './core.js';
 
-/**
-Convert Blobs to ArrayBuffer.
-
-@param {Blob} blob - Web API Blob.
-@returns {Promise<ArrayBuffer>}
-*/
-function blobToArrayBuffer(blob) {
-	if (blob.arrayBuffer) {
-		return blob.arrayBuffer();
-	}
-
-	// TODO: Remove when stop supporting older environments
-	return new Promise((resolve, reject) => {
-		const fileReader = new FileReader();
-		fileReader.addEventListener('loadend', event => {
-			resolve(event.target.result);
-		});
-
-		fileReader.addEventListener('error', event => {
-			reject(new Error(event.message));
-		});
-
-		fileReader.addEventListener('abort', event => {
-			reject(new Error(event.type));
-		});
-
-		fileReader.readAsArrayBuffer(blob);
-	});
-}
-
 export async function fileTypeFromStream(stream) {
@@ -42,7 +11,2 @@ const readableWebToNodeStream = new ReadableWebToNodeStream(stream);
 
-export async function fileTypeFromBlob(blob) {
-	const buffer = await blobToArrayBuffer(blob);
-	return fileTypeFromBuffer(Buffer.from(buffer));
-}
-
 export {
@@ -49,0 +13,0 @@ fileTypeFromTokenizer,

core.d.ts

@@ -86,2 +86,3 @@ import type {Readable as ReadableStream} from 'node:stream';
 	| '3g2'
+	| 'j2c'
 	| 'jp2'
@@ -148,3 +149,8 @@ | 'jpm'
 	| 'dwg'
-	| 'parquet';
+	| 'parquet'
+	| 'class'
+	| 'arj'
+	| 'cpio'
+	| 'ace'
+	; // eslint-disable-line semi-style
 
@@ -236,2 +242,3 @@ export type MimeType =
 	| 'image/bpg'
+	| 'image/j2c'
 	| 'image/jp2'
@@ -290,3 +297,8 @@ | 'image/jpx'
 	| 'image/vnd.dwg'
-	| 'application/x-parquet';
+	| 'application/x-parquet'
+	| 'application/java-vm'
+	| 'application/x-arj'
+	| 'application/x-cpio'
+	| 'application/x-ace-compressed'
+	; // eslint-disable-line semi-style
 
@@ -408,1 +420,19 @@ export type FileTypeResult = {
 export function fileTypeStream(readableStream: ReadableStream, options?: StreamOptions): Promise<ReadableStreamWithFileType>;
+
+/**
+Detect the file type of a [`Blob`](https://nodejs.org/api/buffer.html#class-blob).
+
+@example
+```
+import {fileTypeFromBlob} from 'file-type';
+
+const blob = new Blob(['<?xml version="1.0" encoding="ISO-8859-1" ?>'], {
+	type: 'plain/text',
+	endings: 'native'
+});
+
+console.log(await fileTypeFromBlob(blob));
+//=> {ext: 'txt', mime: 'plain/text'}
+```
+*/
+export declare function fileTypeFromBlob(blob: Blob): Promise<FileTypeResult | undefined>;

core.js

@@ -36,2 +36,7 @@ import {Buffer} from 'node:buffer';
 
+export async function fileTypeFromBlob(blob) {
+	const buffer = await blob.arrayBuffer();
+	return fileTypeFromBuffer(new Uint8Array(buffer));
+}
+
 function _check(buffer, headers, options) {
@@ -148,2 +153,16 @@ options = {
 
+		if (this.check([0xC7, 0x71])) {
+			return {
+				ext: 'cpio',
+				mime: 'application/x-cpio',
+			};
+		}
+
+		if (this.check([0x60, 0xEA])) {
+			return {
+				ext: 'arj',
+				mime: 'application/x-arj',
+			};
+		}
+
 		// -- 3-byte signatures --
@@ -917,2 +936,9 @@
 
+		if (this.check([0xCA, 0xFE, 0xBA, 0xBE])) {
+			return {
+				ext: 'class',
+				mime: 'application/java-vm',
+			};
+		}
+
 		// -- 6-byte signatures --
@@ -968,2 +994,9 @@
 
+		if (this.checkString('070707')) {
+			return {
+				ext: 'cpio',
+				mime: 'application/x-cpio',
+			};
+		}
+
 		// -- 7-byte signatures --
@@ -994,2 +1027,12 @@
 
+		if (this.checkString('**ACE', {offset: 7})) {
+			await tokenizer.peekBuffer(this.buffer, {length: 14, mayBeLess: true});
+			if (this.checkString('**', {offset: 12})) {
+				return {
+					ext: 'ace',
+					mime: 'application/x-ace-compressed',
+				};
+			}
+		}
+
 		// -- 8-byte signatures --
@@ -1166,2 +1209,9 @@
 
+		if (this.check([0xFF, 0x4F, 0xFF, 0x51])) {
+			return {
+				ext: 'j2c',
+				mime: 'image/j2c',
+			};
+		}
+
 		if (this.check([0x00, 0x00, 0x00, 0x0C, 0x6A, 0x50, 0x20, 0x20, 0x0D, 0x0A, 0x87, 0x0A])) {
@@ -1168,0 +1218,0 @@ // JPEG-2000 family

package.json

 {
 	"name": "file-type",
-	"version": "18.2.1",
+	"version": "18.3.0",
 	"description": "Detect the file type of a Buffer/Uint8Array/ArrayBuffer",
@@ -135,2 +135,3 @@ "license": "MIT",
 		"3gp",
+		"j2c",
 		"jp2",
@@ -201,3 +202,7 @@ "jpm",
 		"dwg",
-		"parquet"
+		"parquet",
+		"class",
+		"arj",
+		"cpio",
+		"ace"
 	],
@@ -211,8 +216,8 @@ "dependencies": {
 		"@tokenizer/token": "^0.3.0",
-		"@types/node": "^18.7.13",
-		"ava": "^5.1.0",
+		"@types/node": "^18.16.0",
+		"ava": "^5.2.0",
 		"commonmark": "^0.30.0",
 		"noop-stream": "^1.0.0",
-		"tsd": "^0.25.0",
-		"xo": "^0.53.1"
+		"tsd": "^0.28.1",
+		"xo": "^0.54.1"
 	},
@@ -219,0 +224,0 @@ "xo": {

readme.md

@@ -201,4 +201,2 @@ # file-type
 
-**Note:** This method is only available in the browser.
-
 The file type is detected by checking the [magic number](https://en.wikipedia.org/wiki/Magic_number_(programming)#Magic_numbers_in_files) of the buffer.
@@ -350,2 +348,3 @@
 - [`ac3`](https://www.atsc.org/standard/a522012-digital-audio-compression-ac-3-e-ac-3-standard-12172012/) - ATSC A/52 Audio File
+- [`ace`](https://en.wikipedia.org/wiki/ACE_(compressed_file_format)) - ACE archive
 - [`ai`](https://en.wikipedia.org/wiki/Adobe_Illustrator_Artwork) - Adobe Illustrator Artwork
@@ -358,2 +357,3 @@ - [`aif`](https://en.wikipedia.org/wiki/Audio_Interchange_File_Format) - Audio Interchange file
 - [`ar`](https://en.wikipedia.org/wiki/Ar_(Unix)) - Archive file
+- [`arj`](https://en.wikipedia.org/wiki/ARJ) - Archive file
 - [`arrow`](https://arrow.apache.org) - Columnar format for tables of data
@@ -372,2 +372,4 @@ - [`arw`](https://en.wikipedia.org/wiki/Raw_image_format#ARW) - Sony Alpha Raw image file
 - [`chm`](https://en.wikipedia.org/wiki/Microsoft_Compiled_HTML_Help) - Microsoft Compiled HTML Help
+- [`class`](https://en.wikipedia.org/wiki/Java_class_file) - Java class file
+- [`cpio`](https://en.wikipedia.org/wiki/Cpio) - Cpio archive
 - [`cr2`](https://fileinfo.com/extension/cr2) - Canon Raw image file (v2)
@@ -405,2 +407,3 @@ - [`cr3`](https://fileinfo.com/extension/cr3) - Canon Raw image file (v3)
 - [`it`](https://wiki.openmpt.org/Manual:_Module_formats#The_Impulse_Tracker_format_.28.it.29) - Audio module format: Impulse Tracker
+- [`j2c`](https://en.wikipedia.org/wiki/JPEG_2000) - JPEG 2000
 - [`jls`](https://en.wikipedia.org/wiki/Lossless_JPEG#JPEG-LS) - Lossless/near-lossless compression standard for continuous-tone images
@@ -407,0 +410,0 @@ - [`jp2`](https://en.wikipedia.org/wiki/JPEG_2000) - JPEG 2000

supported.js

@@ -84,2 +84,3 @@ export const extensions = [
 	'3g2',
+	'j2c',
 	'jp2',
@@ -146,2 +147,6 @@ 'jpm',
 	'parquet',
+	'class',
+	'arj',
+	'cpio',
+	'ace',
 ];
@@ -233,2 +238,3 @@
 	'image/bpg',
+	'image/j2c',
 	'image/jp2',
@@ -289,2 +295,6 @@ 'image/jpx',
 	'application/x-parquet',
+	'application/java-vm',
+	'application/x-arj',
+	'application/x-cpio',
+	'application/x-ace-compressed',
 ];

No alert changes

Improved metrics

Total package byte prevSize

84605

increased by0.93%

Lines of code

2190

increased by1.67%

Number of lines in readme file

513

increased by0.59%

No dependency changes