Closes #240 - adds Compare Selected Base with Working command

Adds Compare with Working command

CHANGELOG.md

@@ -8,6 +8,8 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/) and this p
 ### Added
 - Adds experimental support for providing blame annotations, code lens, etc on files with unsaved changes (enabled via `"gitlens.insiders": true`) -- closes [#112](https://github.com/eamodio/vscode-gitlens/issues/112)
 - Adds `gitlens.defaultDateStyle` setting to specify how dates will be displayed by default -- closes [#89](https://github.com/eamodio/vscode-gitlens/issues/89)
+- Adds `Compare with Working` command (`gitlens.explorers.compareWithWorking`) to branch, tag, and revision (commit) nodes in the `GitLens` view to compare the current selection with the current working tree in the `GitLens Results` view
+- Adds `Compare Selected Base with Working` command (`gitlens.explorers.compareSelectedBaseWithWorking`) to branch nodes in the `GitLens` view once another branch within the same repository has been selected to compare the [merge base](https://git-scm.com/docs/git-merge-base) of current and previously selected branches with the working tree in the `GitLens Results` view -- closes [#240](https://github.com/eamodio/vscode-gitlens/issues/240)
 
 ### Fixed
 - Fixes issue where the `GitLens Results` view wouldn't properly update when replacing existing results
@@ -22,7 +24,7 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/) and this p
 - Adds `Toggle File Heatmap Annotations` command (`gitlens.toggleFileHeatmap`) to toggle the heatmap annotations on and off
 - Adds semi-persistent results for commit operations, via the `Show Commit Details` command (`gitlens.showQuickCommitDetails`) in the `GitLens Results` view -- closes [#237](https://github.com/eamodio/vscode-gitlens/issues/237)
 - Adds `Show in Results` option to the commit details quick pick menu to show the commit in the `GitLens Results` view
-- Adds `Compare with Index (HEAD)` command (`gitlens.explorers.compareWithHead`) to branch, remote branch, tag, and revision (commit) nodes in the `GitLens` view to compare the current selection with the current index (HEAD) in the `GitLens Results` view
+- Adds `Compare with Index (HEAD)` command (`gitlens.explorers.compareWithHead`) to branch, tag, and revision (commit) nodes in the `GitLens` view to compare the current selection with the current index (HEAD) in the `GitLens Results` view
 - Adds `Compare with Remote` command (`gitlens.explorers.compareWithRemote`) to branch nodes in the `GitLens` view to compare the current selection with its remote tracking branch in the `GitLens Results` view
 
 ### Changed

README.md

@@ -167,9 +167,9 @@ While GitLens is highly customizable and provides many [configuration settings](
           - `Red` - behind the upstream
           - `Yellow` - both ahead of and behind the upstream
         - Expand each revision (commit) to quickly see the set of files changed, complete with status indicators for adds, changes, renames, and deletes
-          - Provides a context menu on each revision (commit) with `Open Commit in Remote`, `Open All Changes`, `Open All Changes with Working Tree`, `Open Files`, `Open Revisions`, `Copy Commit ID to Clipboard`, `Copy Commit Message to Clipboard`, `Show Commit Details`, `Compare with Index (HEAD)`, `Compare with Selected`, `Select for Compare`, `Rebase Commit (via Terminal)`, `Reset Commit (via Terminal)`, and `Refresh` commands
+          - Provides a context menu on each revision (commit) with `Open Commit in Remote`, `Open All Changes`, `Open All Changes with Working Tree`, `Open Files`, `Open Revisions`, `Copy Commit ID to Clipboard`, `Copy Commit Message to Clipboard`, `Show Commit Details`, `Compare with Index (HEAD)`, `Compare with Working`, `Compare with Selected`, `Select for Compare`, `Rebase Commit (via Terminal)`, `Reset Commit (via Terminal)`, and `Refresh` commands
            - Provides a context menu on each changed file with `Open Changes`, `Open Changes with Working Tree`, `Open File`, `Open Revision`, `Open File in Remote`, `Open Revision in Remote`, `Apply Changes`, and `Show Commit File Details` commands
-        - Provides a context menu on each branch with `Open Branch in Remote`, `Compare with Index (HEAD)`, `Compare with Remote`, `Compare with Selected`, `Select for Compare`, `Open Directory Compare with Working Tree`, `Checkout Branch (via Terminal)`, `Create Branch (via Terminal)...`, `Delete Branch (via Terminal)`, `Rebase Branch to Remote (via Terminal)`, `Squash Branch into Commit (via Terminal)`, and `Refresh` commands
+        - Provides a context menu on each branch with `Open Branch in Remote`, `Compare with Index (HEAD)`, `Compare with Working`, `Compare with Remote`, `Compare with Selected`, `Compare Selected Base with Working`, `Select for Compare`, `Open Directory Compare with Working Tree`, `Checkout Branch (via Terminal)`, `Create Branch (via Terminal)...`, `Delete Branch (via Terminal)`, `Rebase Branch to Remote (via Terminal)`, `Squash Branch into Commit (via Terminal)`, and `Refresh` commands
       - Provides a context menu with `Open Branches in Remote`, and `Refresh` commands
 
     - `Remotes` node — provides a list of remotes
@@ -177,24 +177,24 @@ While GitLens is highly customizable and provides many [configuration settings](
       - Expand each remote to see its list of branches
         - Expand each branch to easily see its revision (commit) history
           - Expand each revision (commit) to quickly see the set of files changed, complete with status indicators for adds, changes, renames, and deletes
-            - Provides a context menu on each revision (commit) with `Open Commit in Remote`, `Open All Changes`, `Open All Changes with Working Tree`, `Open Files`, `Open Revisions`, `Copy Commit ID to Clipboard`, `Copy Commit Message to Clipboard`,`Show Commit Details`, `Compare with Index (HEAD)`, `Compare with Selected`, `Select for Compare`, and `Refresh` commands
+            - Provides a context menu on each revision (commit) with `Open Commit in Remote`, `Open All Changes`, `Open All Changes with Working Tree`, `Open Files`, `Open Revisions`, `Copy Commit ID to Clipboard`, `Copy Commit Message to Clipboard`,`Show Commit Details`, `Compare with Index (HEAD)`, `Compare with Working`, `Compare with Selected`, `Select for Compare`, and `Refresh` commands
             - Provides a context menu on each changed file with `Open Changes`, `Open Changes with Working Tree`, `Open File`, `Open Revision`, `Open File in Remote`, `Open Revision in Remote`, `Apply Changes`, `Show File History`, and `Show Commit File Details` commands
-          - Provides a context menu on each remote branch with `Open Branch in Remote`, `Compare with Index (HEAD)`, `Compare with Selected`, `Select for Compare`, `Open Directory Compare with Working Tree`, `Checkout Branch (via Terminal)`, `Create Branch (via Terminal)...`, `Delete Branch (via Terminal)`, `Squash Branch into Commit (via Terminal)`, and `Refresh` commands
+          - Provides a context menu on each remote branch with `Open Branch in Remote`, `Compare with Index (HEAD)`, `Compare with Working`, `Compare with Selected`, `Compare Selected Base with Working`, `Select for Compare`, `Open Directory Compare with Working Tree`, `Checkout Branch (via Terminal)`, `Create Branch (via Terminal)...`, `Delete Branch (via Terminal)`, `Squash Branch into Commit (via Terminal)`, and `Refresh` commands
         - Provides a context menu on each remote with `Open Branches in Remote`, `Open Repository in Remote`, `Remove Remote (via Terminal)`, and `Refresh` commands
       - Provides a context menu with a `Refresh` command
 
     - `Stashes` node — provides a list of stashed changes
       - Expand each stash to quickly see the set of files stashed, complete with status indicators for adds, changes, renames, and deletes
-        - Provides a context menu on each stash with `Apply Stashed Changes` (confirmation required), `Delete Stashed Changes` (confirmation required), `Open All Changes`, `Open All Changes with Working Tree`, `Open Files`, `Open Revisions`, `Copy Commit Message to Clipboard`, `Compare with Index (HEAD)`, `Compare with Selected`, `Select for Compare`, and `Refresh` commands
+        - Provides a context menu on each stash with `Apply Stashed Changes` (confirmation required), `Delete Stashed Changes` (confirmation required), `Open All Changes`, `Open All Changes with Working Tree`, `Open Files`, `Open Revisions`, `Copy Commit Message to Clipboard`, `Compare with Index (HEAD)`, `Compare with Working`, `Compare with Selected`, `Select for Compare`, and `Refresh` commands
          - Provides a context menu on each stashed file with `Apply Changes`, `Open Changes`, `Open Changes with Working Tree`, `Open File`, `Open Revision`, `Open File in Remote`, and `Show File History` commands
       - Provides a context menu with `Stash Changes`, and `Refresh` commands
 
     - `Tags` node — provides a list of tags
       - Expand each tag to easily see its revision (commit) history
         - Expand each revision (commit) to quickly see the set of files changed, complete with status indicators for adds, changes, renames, and deletes
-          - Provides a context menu on each revision (commit) with `Open Commit in Remote`, `Open All Changes`, `Open All Changes with Working Tree`, `Open Files`, `Open Revisions`, `Copy Commit ID to Clipboard`, `Copy Commit Message to Clipboard`, `Show Commit Details`, `Compare with Index (HEAD)`, `Compare with Selected`, `Select for Compare`, `Rebase Commit (via Terminal)`, `Reset Commit (via Terminal)`, and `Refresh` commands
+          - Provides a context menu on each revision (commit) with `Open Commit in Remote`, `Open All Changes`, `Open All Changes with Working Tree`, `Open Files`, `Open Revisions`, `Copy Commit ID to Clipboard`, `Copy Commit Message to Clipboard`, `Show Commit Details`, `Compare with Index (HEAD)`, `Compare with Working`, `Compare with Selected`, `Select for Compare`, `Rebase Commit (via Terminal)`, `Reset Commit (via Terminal)`, and `Refresh` commands
            - Provides a context menu on each changed file with `Open Changes`, `Open Changes with Working Tree`, `Open File`, `Open Revision`, `Open File in Remote`, `Open Revision in Remote`, `Apply Changes`, and `Show Commit File Details` commands
-        - Provides a context menu on each tag with `Compare with Index (HEAD)`, `Compare with Selected`, `Select for Compare`, `Open Directory Compare with Working Tree`, and `Refresh` commands
+        - Provides a context menu on each tag with `Compare with Index (HEAD)`, `Compare with Working`, `Compare with Selected`, `Select for Compare`, `Open Directory Compare with Working Tree`, and `Refresh` commands
       - Provides a context menu with a `Refresh` command
 
   - `History View` - provides the revision history of the active file
@@ -219,15 +219,17 @@ While GitLens is highly customizable and provides many [configuration settings](
 
 - Adds an on-demand, [customizable](#gitlens-results-view-settings) `GitLens Results` view to the Explorer activity
 
-  - Provides semi-persistent results for commit search operations, via the `Show Commit Search` command (`gitlens.showCommitSearch`), file history operations, via the `Show File History` command (`gitlens.showQuickFileHistory`), and commit operations, via the `Show Commit Details` command (`gitlens.showQuickCommitDetails`)
+  - Provides semi-persistent results for commit search, file history, and commit operations
+    - Accessible via the following: `Show Commit Search` command (`gitlens.showCommitSearch`), `Show File History` command (`gitlens.showQuickFileHistory`), and `Show Commit Details` command (`gitlens.showQuickCommitDetails`)
     - Expand each revision (commit) to quickly see the set of files changed, complete with status indicators for adds, changes, renames, and deletes
-      - Provides a context menu on each revision (commit) with `Open Commit in Remote`, `Open All Changes`, `Open All Changes with Working Tree`, `Open Files`, `Open Revisions`, `Copy Commit ID to Clipboard`, `Copy Commit Message to Clipboard`, `Show Commit Details`, `Compare with Index (HEAD)`, `Compare with Selected`, `Select for Compare`, `Rebase Commit (via Terminal)`, `Reset Commit (via Terminal)`, and `Refresh` commands
+      - Provides a context menu on each revision (commit) with `Open Commit in Remote`, `Open All Changes`, `Open All Changes with Working Tree`, `Open Files`, `Open Revisions`, `Copy Commit ID to Clipboard`, `Copy Commit Message to Clipboard`, `Show Commit Details`, `Compare with Index (HEAD)`, `Compare with Working`, `Compare with Selected`, `Select for Compare`, `Rebase Commit (via Terminal)`, `Reset Commit (via Terminal)`, and `Refresh` commands
         - Provides a context menu on each changed file with `Open Changes`, `Open Changes with Working Tree`, `Open File`, `Open Revision`, `Open File in Remote`, `Open Revision in Remote`, `Apply Changes`, and `Show Commit File Details` commands
 
-  - Provides semi-persistent results for revision comparison operations, via the `Compare with Index (HEAD)` command (`gitlens.explorers.compareWithHead`), `Compare with Remote` command (`gitlens.explorers.compareWithRemote`), `Select for Compare` command (`gitlens.explorers.selectForCompare`), and the `Compare with Selected` command (`gitlens.explorers.compareWithSelected`)
+  - Provides semi-persistent results for revision comparison operations
+    - Accessible via the following: `Compare with Index (HEAD)` command (`gitlens.explorers.compareWithHead`), `Compare with Remote` command (`gitlens.explorers.compareWithRemote`), `Compare with Working` command (`gitlens.explorers.compareWithWorking`), `Compare with Selected` command (`gitlens.explorers.compareWithSelected`), and `Compare Selected Base with Working` command (`gitlens.explorers.compareSelectedBaseWithWorking`)
     - `Commits` node — provides a list of the commits between the compared revisions (branches or commits)
       - Expand each revision (commit) to quickly see the set of files changed, complete with status indicators for adds, changes, renames, and deletes
-        - Provides a context menu on each revision (commit) with `Open Commit in Remote`, `Open All Changes`, `Open All Changes with Working Tree`, `Open Files`, `Open Revisions`, `Copy Commit ID to Clipboard`, `Copy Commit Message to Clipboard`, `Show Commit Details`, `Compare with Index (HEAD)`, `Compare with Selected`, `Select for Compare`, `Rebase Commit (via Terminal)`, `Reset Commit (via Terminal)`, and `Refresh` commands
+        - Provides a context menu on each revision (commit) with `Open Commit in Remote`, `Open All Changes`, `Open All Changes with Working Tree`, `Open Files`, `Open Revisions`, `Copy Commit ID to Clipboard`, `Copy Commit Message to Clipboard`, `Show Commit Details`, `Compare with Index (HEAD)`, `Compare with Working`, `Compare with Selected`, `Select for Compare`, `Rebase Commit (via Terminal)`, `Reset Commit (via Terminal)`, and `Refresh` commands
           - Provides a context menu on each changed file with `Open Changes`, `Open Changes with Working Tree`, `Open File`, `Open Revision`, `Open File in Remote`, `Open Revision in Remote`, `Apply Changes`, and `Show Commit File Details` commands
     - `Changed Files` node — provides a list of all the files changed between the compared revisions (branches or commits)
         - Expands to a file-based view of all changed files

package.json

@@ -1451,6 +1451,11 @@
                 "category": "GitLens"
             },
             {
+                "command": "gitlens.explorers.compareSelectedBaseWithWorking",
+                "title": "Compare Selected Base with Working",
+                "category": "GitLens"
+            },
+            {
                 "command": "gitlens.explorers.compareWithHead",
                 "title": "Compare with Index (HEAD)",
                 "category": "GitLens"
@@ -1466,6 +1471,11 @@
                 "category": "GitLens"
             },
             {
+                "command": "gitlens.explorers.compareWithWorking",
+                "title": "Compare with Working",
+                "category": "GitLens"
+            },
+            {
                 "command": "gitlens.explorers.selectForCompare",
                 "title": "Select for Compare",
                 "category": "GitLens"
@@ -1844,6 +1854,10 @@
                     "when": "false"
                 },
                 {
+                    "command": "gitlens.explorers.compareSelectedBaseWithWorking",
+                    "when": "false"
+                },
+                {
                     "command": "gitlens.explorers.compareWithHead",
                     "when": "false"
                 },
@@ -1856,6 +1870,10 @@
                     "when": "false"
                 },
                 {
+                    "command": "gitlens.explorers.compareWithWorking",
+                    "when": "false"
+                },
+                {
                     "command": "gitlens.explorers.selectForCompare",
                     "when": "false"
                 },
@@ -2281,14 +2299,24 @@
                     "group": "7_gitlens@1"
                 },
                 {
+                    "command": "gitlens.explorers.compareWithWorking",
+                    "when": "viewItem == gitlens:branch",
+                    "group": "7_gitlens@2"
+                },
+                {
                     "command": "gitlens.explorers.compareWithSelected",
                     "when": "viewItem == gitlens:branch && gitlens:explorers:canCompare",
-                    "group": "7_gitlens@2"
+                    "group": "7_gitlens_@1"
+                },
+                {
+                    "command": "gitlens.explorers.compareSelectedBaseWithWorking",
+                    "when": "viewItem == gitlens:branch && gitlens:explorers:canCompare == branch",
+                    "group": "7_gitlens_@2"
                 },
                 {
                     "command": "gitlens.explorers.selectForCompare",
                     "when": "viewItem == gitlens:branch",
-                    "group": "7_gitlens@3"
+                    "group": "7_gitlens_@3"
                 },
                 {
                     "command": "gitlens.explorers.openDirectoryDiffWithWorking",
@@ -2321,24 +2349,34 @@
                     "group": "1_gitlens@1"
                 },
                 {
-                    "command": "gitlens.explorers.compareWithHead",
+                    "command": "gitlens.explorers.compareWithRemote",
                     "when": "viewItem == gitlens:branch:tracking",
                     "group": "7_gitlens@1"
                 },
                 {
-                    "command": "gitlens.explorers.compareWithRemote",
+                    "command": "gitlens.explorers.compareWithHead",
                     "when": "viewItem == gitlens:branch:tracking",
                     "group": "7_gitlens@2"
                 },
                 {
+                    "command": "gitlens.explorers.compareWithWorking",
+                    "when": "viewItem == gitlens:branch:tracking",
+                    "group": "7_gitlens@3"
+                },
+                {
                     "command": "gitlens.explorers.compareWithSelected",
                     "when": "viewItem == gitlens:branch:tracking && gitlens:explorers:canCompare",
-                    "group": "7_gitlens@3"
+                    "group": "7_gitlens_@1"
+                },
+                {
+                    "command": "gitlens.explorers.compareSelectedBaseWithWorking",
+                    "when": "viewItem == gitlens:branch:tracking && gitlens:explorers:canCompare == branch",
+                    "group": "7_gitlens_@2"
                 },
                 {
                     "command": "gitlens.explorers.selectForCompare",
                     "when": "viewItem == gitlens:branch:tracking",
-                    "group": "7_gitlens@4"
+                    "group": "7_gitlens_@3"
                 },
                 {
                     "command": "gitlens.explorers.openDirectoryDiffWithWorking",
@@ -2371,14 +2409,24 @@
                     "group": "7_gitlens@1"
                 },
                 {
+                    "command": "gitlens.explorers.compareWithWorking",
+                    "when": "viewItem == gitlens:current-branch",
+                    "group": "7_gitlens@2"
+                },
+                {
                     "command": "gitlens.explorers.compareWithSelected",
                     "when": "viewItem == gitlens:current-branch && gitlens:explorers:canCompare",
-                    "group": "7_gitlens@2"
+                    "group": "7_gitlens_@1"
+                },
+                {
+                    "command": "gitlens.explorers.compareSelectedBaseWithWorking",
+                    "when": "viewItem == gitlens:current-branch && gitlens:explorers:canCompare == branch",
+                    "group": "7_gitlens_@2"
                 },
                 {
                     "command": "gitlens.explorers.selectForCompare",
                     "when": "viewItem == gitlens:current-branch",
-                    "group": "7_gitlens@3"
+                    "group": "7_gitlens_@3"
                 },
                 {
                     "command": "gitlens.explorers.terminalCreateBranch",
@@ -2391,24 +2439,34 @@
                     "group": "1_gitlens@1"
                 },
                 {
-                    "command": "gitlens.explorers.compareWithHead",
+                    "command": "gitlens.explorers.compareWithRemote",
                     "when": "viewItem == gitlens:current-branch:tracking",
                     "group": "7_gitlens@1"
                 },
                 {
-                    "command": "gitlens.explorers.compareWithRemote",
+                    "command": "gitlens.explorers.compareWithHead",
                     "when": "viewItem == gitlens:current-branch:tracking",
                     "group": "7_gitlens@2"
                 },
                 {
+                    "command": "gitlens.explorers.compareWithWorking",
+                    "when": "viewItem == gitlens:current-branch:tracking",
+                    "group": "7_gitlens@3"
+                },
+                {
                     "command": "gitlens.explorers.compareWithSelected",
                     "when": "viewItem == gitlens:current-branch:tracking && gitlens:explorers:canCompare",
-                    "group": "7_gitlens@3"
+                    "group": "7_gitlens_@1"
+                },
+                {
+                    "command": "gitlens.explorers.compareSelectedBaseWithWorking",
+                    "when": "viewItem == gitlens:current-branch:tracking && gitlens:explorers:canCompare == branch",
+                    "group": "7_gitlens_@2"
                 },
                 {
                     "command": "gitlens.explorers.selectForCompare",
                     "when": "viewItem == gitlens:current-branch:tracking",
-                    "group": "7_gitlens@4"
+                    "group": "7_gitlens_@3"
                 },
                 {
                     "command": "gitlens.explorers.terminalCreateBranch",
@@ -2431,14 +2489,24 @@
                     "group": "7_gitlens@1"
                 },
                 {
+                    "command": "gitlens.explorers.compareWithWorking",
+                    "when": "viewItem == gitlens:remote-branch",
+                    "group": "7_gitlens@2"
+                },
+                {
                     "command": "gitlens.explorers.compareWithSelected",
                     "when": "viewItem == gitlens:remote-branch && gitlens:explorers:canCompare",
-                    "group": "7_gitlens@2"
+                    "group": "7_gitlens_@1"
+                },
+                {
+                    "command": "gitlens.explorers.compareSelectedBaseWithWorking",
+                    "when": "viewItem == gitlens:remote-branch && gitlens:explorers:canCompare == branch",
+                    "group": "7_gitlens_@2"
                 },
                 {
                     "command": "gitlens.explorers.selectForCompare",
                     "when": "viewItem == gitlens:remote-branch",
-                    "group": "7_gitlens@3"
+                    "group": "7_gitlens_@3"
                 },
                 {
                     "command": "gitlens.explorers.openDirectoryDiffWithWorking",
@@ -2511,14 +2579,19 @@
                     "group": "7_gitlens@1"
                 },
                 {
+                    "command": "gitlens.explorers.compareWithWorking",
+                    "when": "viewItem == gitlens:commit",
+                    "group": "7_gitlens@2"
+                },
+                {
                     "command": "gitlens.explorers.compareWithSelected",
                     "when": "viewItem == gitlens:commit && gitlens:explorers:canCompare",
-                    "group": "7_gitlens@2"
+                    "group": "7_gitlens_@1"
                 },
                 {
                     "command": "gitlens.explorers.selectForCompare",
                     "when": "viewItem == gitlens:commit",
-                    "group": "7_gitlens@3"
+                    "group": "7_gitlens_@2"
                 },
                 {
                     "command": "gitlens.openCommitInRemote",
@@ -2566,14 +2639,19 @@
                     "group": "7_gitlens@1"
                 },
                 {
+                    "command": "gitlens.explorers.compareWithWorking",
+                    "when": "viewItem == gitlens:commit:current",
+                    "group": "7_gitlens@2"
+                },
+                {
                     "command": "gitlens.explorers.compareWithSelected",
                     "when": "viewItem == gitlens:commit:current && gitlens:explorers:canCompare",
-                    "group": "7_gitlens@2"
+                    "group": "7_gitlens_@1"
                 },
                 {
                     "command": "gitlens.explorers.selectForCompare",
                     "when": "viewItem == gitlens:commit:current",
-                    "group": "7_gitlens@3"
+                    "group": "7_gitlens_@2"
                 },
                 {
                     "command": "gitlens.explorers.terminalRebaseCommit",
@@ -2721,14 +2799,19 @@
                     "group": "7_gitlens@1"
                 },
                 {
+                    "command": "gitlens.explorers.compareWithWorking",
+                    "when": "viewItem == gitlens:stash",
+                    "group": "7_gitlens@2"
+                },
+                {
                     "command": "gitlens.explorers.compareWithSelected",
                     "when": "viewItem == gitlens:stash && gitlens:explorers:canCompare",
-                    "group": "7_gitlens@2"
+                    "group": "7_gitlens_@1"
                 },
                 {
                     "command": "gitlens.explorers.selectForCompare",
                     "when": "viewItem == gitlens:stash",
-                    "group": "7_gitlens@3"
+                    "group": "7_gitlens_@2"
                 },
                 {
                     "command": "gitlens.explorers.applyChanges",
@@ -2826,14 +2909,19 @@
                     "group": "7_gitlens@1"
                 },
                 {
+                    "command": "gitlens.explorers.compareWithWorking",
+                    "when": "viewItem == gitlens:tag",
+                    "group": "7_gitlens@2"
+                },
+                {
                     "command": "gitlens.explorers.compareWithSelected",
                     "when": "viewItem == gitlens:tag && gitlens:explorers:canCompare",
-                    "group": "7_gitlens@2"
+                    "group": "7_gitlens_@1"
                 },
                 {
                     "command": "gitlens.explorers.selectForCompare",
                     "when": "viewItem == gitlens:tag",
-                    "group": "7_gitlens@3"
+                    "group": "7_gitlens_@2"
                 },
                 {
                     "command": "gitlens.explorers.openDirectoryDiffWithWorking",

src/views/comparisionResultsNode.ts

@@ -21,7 +21,7 @@ export class ComparisionResultsNode extends ExplorerNode {
     async getChildren(): Promise<ExplorerNode[]> {
         this.resetChildren();
 
-        const commitsQueryFn = (maxCount: number | undefined) => this.explorer.git.getLogForRepo(this.uri.repoPath!, { maxCount: maxCount, ref: `${this.ref1}...${this.ref2}` });
+        const commitsQueryFn = (maxCount: number | undefined) => this.explorer.git.getLogForRepo(this.uri.repoPath!, { maxCount: maxCount, ref: `${this.ref1}...${this.ref2 || 'HEAD'}` });
         const commitsLabelFn = (log: GitLog | undefined) => {
             const count = log !== undefined ? log.count : 0;
             const truncated = log !== undefined ? log.truncated : false;
@@ -49,7 +49,7 @@ export class ComparisionResultsNode extends ExplorerNode {
     async getTreeItem(): Promise<TreeItem> {
         const repo = await this.explorer.git.getRepository(this.uri.repoPath!);
 
-        const item = new TreeItem(`Comparing ${GitService.shortenSha(this.ref1)} to ${GitService.shortenSha(this.ref2 || 'HEAD')} ${Strings.pad(GlyphChars.Dash, 1, 1)} ${(repo && repo.formattedName) || this.uri.repoPath}`, TreeItemCollapsibleState.Expanded);
+        const item = new TreeItem(`Comparing ${GitService.shortenSha(this.ref1)} to ${this.ref2 !== '' ? GitService.shortenSha(this.ref2) : 'Working Tree'} ${Strings.pad(GlyphChars.Dash, 1, 1)} ${(repo && repo.formattedName) || this.uri.repoPath}`, TreeItemCollapsibleState.Expanded);
         item.contextValue = ResourceType.ComparisonResults;
         return item;
     }

src/views/explorerCommands.ts

@@ -11,6 +11,12 @@ export interface RefreshNodeCommandArgs {
     maxCount?: number;
 }
 
+interface ICompareSelected {
+    ref: string;
+    repoPath: string | undefined;
+    type: 'branch' | 'ref';
+}
+
 export class ExplorerCommands extends Disposable {
 
     private _disposable: Disposable | undefined;
@@ -32,9 +38,11 @@ export class ExplorerCommands extends Disposable {
         commands.registerCommand('gitlens.explorers.openChangedFileChangesWithWorking', this.openChangedFileChangesWithWorking, this);
         commands.registerCommand('gitlens.explorers.openChangedFileRevisions', this.openChangedFileRevisions, this);
         commands.registerCommand('gitlens.explorers.applyChanges', this.applyChanges, this);
+        commands.registerCommand('gitlens.explorers.compareSelectedBaseWithWorking', this.compareSelectedBaseWithWorking, this);
         commands.registerCommand('gitlens.explorers.compareWithHead', this.compareWithHead, this);
         commands.registerCommand('gitlens.explorers.compareWithRemote', this.compareWithRemote, this);
         commands.registerCommand('gitlens.explorers.compareWithSelected', this.compareWithSelected, this);
+        commands.registerCommand('gitlens.explorers.compareWithWorking', this.compareWithWorking, this);
         commands.registerCommand('gitlens.explorers.selectForCompare', this.selectForCompare, this);
         commands.registerCommand('gitlens.explorers.terminalCheckoutBranch', this.terminalCheckoutBranch, this);
         commands.registerCommand('gitlens.explorers.terminalCreateBranch', this.terminalCreateBranch, this);
@@ -55,36 +63,54 @@ export class ExplorerCommands extends Disposable {
         return this.openFile(node);
     }
 
-    private async compareWithHead(node: ExplorerNode) {
+    private async compareSelectedBaseWithWorking(node: BranchNode) {
+        if (this._selection === undefined || !(node instanceof BranchNode)) return;
+        if (this._selection.repoPath !== node.repoPath || this._selection.type !== 'branch') return;
+
+        const base = await this.git.getMergeBase(this._selection.repoPath, this._selection.ref, node.ref);
+        if (base === undefined) return;
+
+        ResultsExplorer.instance.showComparisonInResults(this._selection.repoPath, base, '');
+    }
+
+    private compareWithHead(node: ExplorerNode) {
         if (!(node instanceof ExplorerRefNode)) return;
 
         ResultsExplorer.instance.showComparisonInResults(node.repoPath, node.ref, 'HEAD');
     }
 
-    private async compareWithRemote(node: BranchNode) {
+    private compareWithRemote(node: BranchNode) {
         if (!node.branch.tracking) return;
 
         ResultsExplorer.instance.showComparisonInResults(node.repoPath, node.branch.tracking, node.ref);
     }
 
-    private async compareWithSelected(node: ExplorerNode) {
+    private compareWithSelected(node: ExplorerNode) {
         if (this._selection === undefined || !(node instanceof ExplorerRefNode)) return;
         if (this._selection.repoPath !== node.repoPath) return;
 
         ResultsExplorer.instance.showComparisonInResults(this._selection.repoPath, this._selection.ref, node.ref);
     }
 
-    private _selection: { ref: string, repoPath: string | undefined } | undefined;
+    private compareWithWorking(node: ExplorerNode) {
+        if (!(node instanceof ExplorerRefNode)) return;
+
+        ResultsExplorer.instance.showComparisonInResults(node.repoPath, node.ref, '');
+    }
+
+    private _selection: ICompareSelected | undefined;
 
-    private async selectForCompare(node: ExplorerNode) {
+    private selectForCompare(node: ExplorerNode) {
         if (!(node instanceof ExplorerRefNode)) return;
 
+        const type = node instanceof BranchNode ? 'branch' : 'ref';
         this._selection = {
             ref: node.ref,
-            repoPath: node.repoPath
+            repoPath: node.repoPath,
+            type: type
         };
 
-        setCommandContext(CommandContext.ExplorersCanCompare, true);
+        setCommandContext(CommandContext.ExplorersCanCompare, type);
     }
 
     private openChanges(node: CommitNode | StashNode) {