Add support for ICC (#601)

sindresorhus · Jun 4, 2023 · 0ccebb1 · 0ccebb1
1 parent 1759382
commit 0ccebb1
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Showing 6 changed files with 14 additions and 1 deletion.
diff --git a/core.d.ts b/core.d.ts
@@ -151,6 +151,7 @@ export type FileExtension =
 	| 'cpio'
 	| 'ace'
 	| 'avro'
+	| 'icc'
 	; // eslint-disable-line semi-style
 
 export type MimeType =
@@ -298,6 +299,7 @@ export type MimeType =
 	| 'application/x-cpio'
 	| 'application/x-ace-compressed'
 	| 'application/avro'
+	| 'application/vnd.iccprofile'
 	; // eslint-disable-line semi-style
 
 export type FileTypeResult = {

diff --git a/core.js b/core.js
@@ -1311,6 +1311,13 @@ class FileTypeParser {
 		// Increase sample size from 12 to 256.
 		await tokenizer.peekBuffer(this.buffer, {length: Math.min(256, tokenizer.fileInfo.size), mayBeLess: true});
 
+		if (this.check([0x61, 0x63, 0x73, 0x70], {offset: 36})) {
+			return {
+				ext: 'icc',
+				mime: 'application/vnd.iccprofile',
+			};
+		}
+
 		// -- 15-byte signatures --
 
 		if (this.checkString('BEGIN:')) {

diff --git a/fixture/fixture.icc b/fixture/fixture.icc
diff --git a/package.json b/package.json
@@ -203,7 +203,8 @@
 		"arj",
 		"cpio",
 		"ace",
-		"avro"
+		"avro",
+		"icc"
 	],
 	"dependencies": {
 		"readable-web-to-node-stream": "^3.0.2",

diff --git a/readme.md b/readme.md
@@ -366,6 +366,7 @@ Returns a `Set<string>` of supported MIME types.
 - [`glb`](https://github.com/KhronosGroup/glTF) - GL Transmission Format
 - [`gz`](https://en.wikipedia.org/wiki/Gzip) - Archive file
 - [`heic`](https://nokiatech.github.io/heif/technical.html) - High Efficiency Image File Format
+- [`icc`](https://en.wikipedia.org/wiki/ICC_profile) - ICC Profile
 - [`icns`](https://en.wikipedia.org/wiki/Apple_Icon_Image_format) - Apple Icon image
 - [`ico`](https://en.wikipedia.org/wiki/ICO_(file_format)) - Windows icon file
 - [`ics`](https://en.wikipedia.org/wiki/ICalendar#Data_format) - iCalendar

diff --git a/supported.js b/supported.js
@@ -148,6 +148,7 @@ export const extensions = [
 	'cpio',
 	'ace',
 	'avro',
+	'icc',
 ];
 
 export const mimeTypes = [
@@ -295,4 +296,5 @@ export const mimeTypes = [
 	'application/x-cpio',
 	'application/x-ace-compressed',
 	'application/avro',
+	'application/vnd.iccprofile',
 ];