Fixes trying to visualize untracked files

Author: eamodio

src/git/gitUri.utils.ts

@@ -4,14 +4,17 @@ import { GitUri, isGitUri } from './gitUri';
 
 export async function ensureWorkingUri(container: Container, uri: Uri | undefined): Promise<Uri | undefined> {
 	if (uri == null) return undefined;
+	if (!container.git.isTrackable(uri)) return undefined;
 
 	const gitUri = !isGitUri(uri) ? await GitUri.fromUri(uri) : uri;
-	if (gitUri.sha != null) {
+	if (gitUri.sha) {
 		// If we have a sha, normalize the history to the working file (so we get a full history all the time)
 		const workingUri = await container.git.getWorkingUri(gitUri.repoPath!, gitUri);
 		if (workingUri != null) {
 			uri = workingUri;
 		}
+	} else if (!(await container.git.isTracked(uri))) {
+		return undefined;
 	}
 
 	return uri;