Fixes #1447 - adds remote branch support

CHANGELOG.md

@@ -15,6 +15,7 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/) and this p
 
 ### Fixed
 
+- Fixes [1447](https://github.com/eamodio/vscode-gitlens/issues/1447) - _Open File on Remote From..._ is missing remote branches
 - Fixes [1442](https://github.com/eamodio/vscode-gitlens/issues/1442) - Interactive Rebase Editor not opened but plain text file when called from terminal
 - Fixes [1439](https://github.com/eamodio/vscode-gitlens/issues/1439) - Copying a remote file URL for a file on Azure DevOps does not work — thanks to [PR #1440](https://github.com/eamodio/vscode-gitlens/pull/1440) by Lee C. ([MeltingMosaic](https://github.com/MeltingMosaic))
 - Fixes [1445](https://github.com/eamodio/vscode-gitlens/issues/1439) - Improve documentation for hiding default added editor actions

src/commands/openFileOnRemote.ts

@@ -14,7 +14,7 @@ import { UriComparer } from '../comparers';
 import { BranchSorting, TagSorting } from '../configuration';
 import { GlyphChars } from '../constants';
 import { Container } from '../container';
-import { GitRevision, RemoteResourceType } from '../git/git';
+import { GitBranch, GitRevision, RemoteResourceType } from '../git/git';
 import { GitUri } from '../git/gitUri';
 import { Logger } from '../logger';
 import { ReferencePicker } from '../quickpicks';
@@ -106,7 +106,7 @@ export class OpenFileOnRemoteCommand extends ActiveEditorCommand {
 		args = { range: true, ...args };
 
 		try {
-			const remotes = await Container.git.getRemotes(gitUri.repoPath);
+			let remotes = await Container.git.getRemotes(gitUri.repoPath);
 			const range =
 				args.range && editor != null && UriComparer.equals(editor.document.uri, uri)
 					? new Range(
@@ -120,9 +120,14 @@ export class OpenFileOnRemoteCommand extends ActiveEditorCommand {
 
 			if (args.branchOrTag == null && sha != null && !GitRevision.isSha(sha) && remotes.length !== 0) {
 				const [remoteName, branchName] = Strings.splitSingle(sha, '/');
-				if (branchName != null && remotes.some(r => r.name === remoteName)) {
-					args.branchOrTag = branchName;
-					sha = undefined;
+				if (branchName != null) {
+					const remote = remotes.find(r => r.name === remoteName);
+					if (remote != null) {
+						args.branchOrTag = branchName;
+						sha = undefined;
+
+						remotes = [remote];
+					}
 				}
 			}
 
@@ -143,7 +148,7 @@ export class OpenFileOnRemoteCommand extends ActiveEditorCommand {
 							allowEnteringRefs: true,
 							autoPick: true,
 							// checkmarks: false,
-							filter: { branches: b => b.tracking != null },
+							filter: { branches: b => b.remote || b.tracking != null },
 							picked: args.branchOrTag,
 							sort: {
 								branches: { current: true, orderBy: BranchSorting.DateDesc },
@@ -153,7 +158,17 @@ export class OpenFileOnRemoteCommand extends ActiveEditorCommand {
 					);
 					if (pick == null) return;
 
-					if (pick.refType === 'branch' || pick.refType === 'tag') {
+					if (pick.refType === 'branch') {
+						if (pick.remote) {
+							const remoteName = GitBranch.getRemote(pick.name);
+							const remote = remotes.find(r => r.name === remoteName);
+							if (remote != null) {
+								remotes = [remote];
+							}
+						}
+						args.branchOrTag = pick.remote ? GitBranch.getNameWithoutRemote(pick.name) : pick.name;
+						sha = undefined;
+					} else if (pick.refType === 'tag') {
 						args.branchOrTag = pick.ref;
 						sha = undefined;
 					} else {