Fixed Windows Traversal Root Path (#68)

Made Traversal Root Check Platform Agnostic

CHANGELOG.md

@@ -10,6 +10,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Fixed
 - Detect `phpcs.xml.dist` and `.phpcs.xml.dist` configuration files.
+- Detection of filesystem root when traversing paths on Windows.
 
 ## [2.0.0] - 2023-04-13
 ### Added

src/__mocks__/vscode.ts

@@ -39,6 +39,10 @@ Uri.joinPath = jest
 			uriSegments.push(seg);
 		}
 
+		if (uriSegments.length <= 0) {
+			uriSegments.push(process.platform === 'win32' ? 'c:/' : '/');
+		}
+
 		const path = uriSegments.join('/');
 
 		const created = {

src/services/configuration.ts

@@ -474,9 +474,8 @@ export class Configuration {
 				return false;
 		}
 
-		// Only traverse as far as the workspace folder. We don't
-		// want to accidentally check folders outside of it.
-		while (folder.path !== '/') {
+		// When we reach the filesystem root we have no reason to keep searching.
+		while (!folder.path.match(/^(?:[a-z]:)?\/$/i)) {
 			// When the request is cancelled, we don't want to keep looking.
 			if (cancellationToken?.isCancellationRequested) {
 				throw new CancellationError();