Add support for Windows < 2000 registry (.reg) files (#766)

Author: Borewit

core.js

@@ -1298,6 +1298,15 @@ export class FileTypeParser {
 			}
 		}
 
+		// -- 10-byte signatures --
+
+		if (this.checkString('REGEDIT4\r\n')) {
+			return {
+				ext: 'reg',
+				mime: 'application/x-ms-regedit',
+			};
+		}
+
 		// -- 12-byte signatures --
 
 		// RIFF file format which might be AVI, WAV, QCP, etc

fixture/.gitattributes

@@ -1 +1,2 @@
 fixture-win2000.reg binary
+fixture-win95.reg text eol=crlf

fixture/fixture-win95.reg

@@ -0,0 +1,4 @@
+REGEDIT4
+
+[HKEY_CURRENT_USER\Software\Test]
+"TestVal"="Succeeded"

test.js

@@ -285,6 +285,7 @@ const names = {
 	],
 	reg: [
 		'fixture-win2000',
+		'fixture-win95',
 	],
 };