Adds fetch of a specific branch

Changes fetch/pull/push on roots to affect the whole repo

package.json

@@ -6616,8 +6616,13 @@
 				},
 				{
 					"command": "gitlens.views.pull",
-					"when": "!gitlens:readonly && viewItem =~ /gitlens:branch\\b(?=.*?\\b\\+tracking\\b)/",
-					"group": "inline@9"
+					"when": "!gitlens:readonly && viewItem =~ /gitlens:branch\\b(?=.*?\\b\\+behind\\b)/",
+					"group": "inline@8"
+				},
+				{
+					"command": "gitlens.views.fetch",
+					"when": "!gitlens:readonly && viewItem =~ /gitlens:branch\\b(?!.*?\\b\\+ahead\\b)(?!.*?\\b\\+behind\\b)/",
+					"group": "inline@8"
 				},
 				{
 					"command": "gitlens.views.undoCommit",

src/commands/git/fetch.ts

@@ -1,7 +1,7 @@
 'use strict';
 import { GlyphChars } from '../../constants';
 import { Container } from '../../container';
-import { Repository } from '../../git/git';
+import { GitBranchReference, GitReference, Repository } from '../../git/git';
 import {
 	appendReposToTitle,
 	PartialStepState,
@@ -26,6 +26,7 @@ type Flags = '--all' | '--prune';
 
 interface State {
 	repos: string | string[] | Repository | Repository[];
+	reference?: GitBranchReference;
 	flags: Flags[];
 }
 
@@ -54,6 +55,10 @@ export class FetchGitCommand extends QuickCommand<State> {
 	}
 
 	execute(state: FetchStepState) {
+		if (GitReference.isBranch(state.reference)) {
+			return state.repos[0].fetch({ branch: state.reference });
+		}
+
 		return Container.git.fetchAll(state.repos, {
 			all: state.flags.includes('--all'),
 			prune: state.flags.includes('--prune'),
@@ -136,34 +141,51 @@ export class FetchGitCommand extends QuickCommand<State> {
 			}
 		}
 
-		const reposToFetch =
-			state.repos.length === 1 ? `$(repo) ${state.repos[0].formattedName}` : `${state.repos.length} repositories`;
-
-		const step: QuickPickStep<FlagsQuickPickItem<Flags>> = QuickCommand.createConfirmStep(
-			appendReposToTitle(`Confirm ${this.title}`, state, context, lastFetchedOn),
-			[
-				FlagsQuickPickItem.create<Flags>(state.flags, [], {
-					label: this.title,
-					detail: `Will fetch ${reposToFetch}`,
-				}),
-				FlagsQuickPickItem.create<Flags>(state.flags, ['--prune'], {
-					label: `${this.title} & Prune`,
-					description: '--prune',
-					detail: `Will fetch and prune ${reposToFetch}`,
-				}),
-				FlagsQuickPickItem.create<Flags>(state.flags, ['--all'], {
-					label: `${this.title} All`,
-					description: '--all',
-					detail: `Will fetch all remotes of ${reposToFetch}`,
-				}),
-				FlagsQuickPickItem.create<Flags>(state.flags, ['--all', '--prune'], {
-					label: `${this.title} All & Prune`,
-					description: '--all --prune',
-					detail: `Will fetch and prune all remotes of ${reposToFetch}`,
-				}),
-			],
-			context,
-		);
+		let step: QuickPickStep<FlagsQuickPickItem<Flags>>;
+
+		if (state.repos.length === 1 && GitReference.isBranch(state.reference)) {
+			step = this.createConfirmStep(
+				appendReposToTitle(`Confirm ${context.title}`, state, context, lastFetchedOn),
+				[
+					FlagsQuickPickItem.create<Flags>(state.flags, [], {
+						label: this.title,
+						detail: `Will fetch ${GitReference.toString(state.reference)}`,
+					}),
+				],
+			);
+		} else {
+			const reposToFetch =
+				state.repos.length === 1
+					? `$(repo) ${state.repos[0].formattedName}`
+					: `${state.repos.length} repositories`;
+
+			step = QuickCommand.createConfirmStep(
+				appendReposToTitle(`Confirm ${this.title}`, state, context, lastFetchedOn),
+				[
+					FlagsQuickPickItem.create<Flags>(state.flags, [], {
+						label: this.title,
+						detail: `Will fetch ${reposToFetch}`,
+					}),
+					FlagsQuickPickItem.create<Flags>(state.flags, ['--prune'], {
+						label: `${this.title} & Prune`,
+						description: '--prune',
+						detail: `Will fetch and prune ${reposToFetch}`,
+					}),
+					FlagsQuickPickItem.create<Flags>(state.flags, ['--all'], {
+						label: `${this.title} All`,
+						description: '--all',
+						detail: `Will fetch all remotes of ${reposToFetch}`,
+					}),
+					FlagsQuickPickItem.create<Flags>(state.flags, ['--all', '--prune'], {
+						label: `${this.title} All & Prune`,
+						description: '--all --prune',
+						detail: `Will fetch and prune all remotes of ${reposToFetch}`,
+					}),
+				],
+				context,
+			);
+		}
+
 		const selection: StepSelection<typeof step> = yield step;
 		return QuickCommand.canPickStepContinue(step, state, selection) ? selection[0].item : StepResult.Break;
 	}

src/commands/gitCommands.actions.ts

@@ -52,8 +52,8 @@ export namespace GitActions {
 		});
 	}
 
-	export function fetch(repos?: string | string[] | Repository | Repository[]) {
-		return executeGitCommand({ command: 'fetch', state: { repos: repos } });
+	export function fetch(repos?: string | string[] | Repository | Repository[], ref?: GitBranchReference) {
+		return executeGitCommand({ command: 'fetch', state: { repos: repos, reference: ref } });
 	}
 
 	export function merge(repo?: string | Repository, ref?: GitReference) {

src/views/nodes/branchNode.ts

@@ -50,8 +50,8 @@ export class BranchNode
 		view: BranchesView | CommitsView | RemotesView | RepositoriesView,
 		parent: ViewNode,
 		public readonly branch: GitBranch,
-		// Specifies that the node is shown as a root under the repository node
-		private readonly root: boolean,
+		// Specifies that the node is shown as a root and not nested under the branches node
+		public readonly root: boolean,
 
 		options?: {
 			expanded?: boolean;

src/views/nodes/branchTrackingStatusNode.ts

@@ -38,8 +38,8 @@ export class BranchTrackingStatusNode extends ViewNode<ViewsWithFiles> implement
 		public readonly branch: GitBranch,
 		public readonly status: BranchTrackingStatus,
 		public readonly upstreamType: 'ahead' | 'behind' | 'same' | 'none',
-		// Specifies that the node is shown as a root under the repository node
-		private readonly root: boolean = false,
+		// Specifies that the node is shown as a root and not nested under the branches node
+		public readonly root: boolean = false,
 	) {
 		super(GitUri.fromRepoPath(status.repoPath), view, parent);
 	}

src/views/viewCommands.ts

@@ -324,10 +324,12 @@ export class ViewCommands {
 	}
 
 	@debug()
-	private fetch(node: RemoteNode | RepositoryNode | BranchTrackingStatusNode) {
+	private fetch(node: RemoteNode | RepositoryNode | BranchNode | BranchTrackingStatusNode) {
 		if (node instanceof RepositoryNode) return GitActions.fetch(node.repo);
 		if (node instanceof RemoteNode) return GitActions.Remote.fetch(node.remote.repoPath, node.remote.name);
-		if (node instanceof BranchTrackingStatusNode) return GitActions.fetch(node.repoPath);
+		if (node instanceof BranchNode || node instanceof BranchTrackingStatusNode) {
+			return GitActions.fetch(node.repoPath, node.root ? undefined : node.branch);
+		}
 
 		return Promise.resolve();
 	}
@@ -424,7 +426,7 @@ export class ViewCommands {
 	private pull(node: RepositoryNode | BranchNode | BranchTrackingStatusNode) {
 		if (node instanceof RepositoryNode) return GitActions.pull(node.repo);
 		if (node instanceof BranchNode || node instanceof BranchTrackingStatusNode) {
-			return GitActions.pull(node.repoPath, node.branch);
+			return GitActions.pull(node.repoPath, node.root ? undefined : node.branch);
 		}
 
 		return Promise.resolve();
@@ -434,7 +436,7 @@ export class ViewCommands {
 	private push(node: RepositoryNode | BranchNode | BranchTrackingStatusNode, force?: boolean) {
 		if (node instanceof RepositoryNode) return GitActions.push(node.repo, force);
 		if (node instanceof BranchNode || node instanceof BranchTrackingStatusNode) {
-			return GitActions.push(node.repoPath, undefined, node.branch);
+			return GitActions.push(node.repoPath, undefined, node.root ? undefined : node.branch);
 		}
 
 		return Promise.resolve();