Adapts stash commands to new structure for views

Adds onDidChangeRepo event to GitService
Refreshes stash view when repo changes

package.json

@@ -1318,14 +1318,14 @@
                     "group": "navigation"
                 },
                 {
-                    "command": "gitlens.stashExplorer.refresh",
+                    "command": "gitlens.stashSave",
                     "when": "gitlens:enabled && view == gitlens.stashExplorer",
-                    "group": "navigation"
+                    "group": "navigation@1"
                 },
                 {
-                    "command": "gitlens.stashSave",
+                    "command": "gitlens.stashExplorer.refresh",
                     "when": "gitlens:enabled && view == gitlens.stashExplorer",
-                    "group": "navigation"
+                    "group": "navigation@2"
                 }
             ],
             "view/item/context": [

src/commands/stashApply.ts

@@ -2,7 +2,7 @@
 import { Strings } from '../system';
 import { MessageItem, window } from 'vscode';
 import { GitService, GitStashCommit } from '../gitService';
-import { Command, Commands } from './common';
+import { Command, CommandContext, Commands } from './common';
 import { GlyphChars } from '../constants';
 import { CommitQuickPickItem, StashListQuickPick } from '../quickPicks';
 import { Logger } from '../logger';
@@ -23,59 +23,58 @@ export class StashApplyCommand extends Command {
         super(Commands.StashApply);
     }
 
-    async execute(args: StashApplyCommandArgs | StashCommitNode = { confirm: true, deleteAfter: false }) {
-        if (!this.git.repoPath) return undefined;
-
-        if (args instanceof StashCommitNode) {
-            try {
-                const ret = await this.git.stashApply(this.git.repoPath, args.commit.stashName, false);
-                args.refreshNode();
-                return ret;
-            } catch (ex) {
-                return this._errorHandling(ex);
-            }
-        } else {
+    protected async preExecute(context: CommandContext, args: StashApplyCommandArgs = { confirm: true, deleteAfter: false }) {
+        if (context.type === 'view' && context.node instanceof StashCommitNode) {
             args = { ...args };
-            if (args.stashItem === undefined || args.stashItem.stashName === undefined) {
-                const stash = await this.git.getStashList(this.git.repoPath);
-                if (stash === undefined) return window.showInformationMessage(`There are no stashed changes`);
 
-                const currentCommand = new CommandQuickPickItem({
-                    label: `go back ${GlyphChars.ArrowBack}`,
-                    description: `${Strings.pad(GlyphChars.Dash, 2, 3)} to apply stashed changes`
-                }, Commands.StashApply, [args]);
+            const stash = context.node.commit;
+            args.stashItem = { stashName: stash.stashName, message: stash.message };
 
-                const pick = await StashListQuickPick.show(this.git, stash, 'apply', args.goBackCommand, currentCommand);
-                if (pick === undefined || !(pick instanceof CommitQuickPickItem)) return args.goBackCommand === undefined ? undefined : args.goBackCommand.execute();
+            return this.execute(args);
+        }
 
-                args.goBackCommand = currentCommand;
-                args.stashItem = pick.commit as GitStashCommit;
-            }
+        return super.preExecute(context, args);
+    }
 
-            try {
-                if (args.confirm) {
-                    const message = args.stashItem.message.length > 80 ? `${args.stashItem.message.substring(0, 80)}${GlyphChars.Ellipsis}` : args.stashItem.message;
-                    const result = await window.showWarningMessage(`Apply stashed changes '${message}' to your working tree?`, { title: 'Yes, delete after applying' } as MessageItem, { title: 'Yes' } as MessageItem, { title: 'No', isCloseAffordance: true } as MessageItem);
-                    if (result === undefined || result.title === 'No') return args.goBackCommand === undefined ? undefined : args.goBackCommand.execute();
+    async execute(args: StashApplyCommandArgs = { confirm: true, deleteAfter: false }) {
+        if (!this.git.repoPath) return undefined;
 
-                    args.deleteAfter = result.title !== 'Yes';
-                }
+        args = { ...args };
+        if (args.stashItem === undefined || args.stashItem.stashName === undefined) {
+            const stash = await this.git.getStashList(this.git.repoPath);
+            if (stash === undefined) return window.showInformationMessage(`There are no stashed changes`);
 
-                return await this.git.stashApply(this.git.repoPath, args.stashItem.stashName, args.deleteAfter);
-            }
-            catch (ex) {
-                return this._errorHandling(ex);
-            }
+            const currentCommand = new CommandQuickPickItem({
+                label: `go back ${GlyphChars.ArrowBack}`,
+                description: `${Strings.pad(GlyphChars.Dash, 2, 3)} to apply stashed changes`
+            }, Commands.StashApply, [args]);
+
+            const pick = await StashListQuickPick.show(this.git, stash, 'apply', args.goBackCommand, currentCommand);
+            if (pick === undefined || !(pick instanceof CommitQuickPickItem)) return args.goBackCommand === undefined ? undefined : args.goBackCommand.execute();
+
+            args.goBackCommand = currentCommand;
+            args.stashItem = pick.commit as GitStashCommit;
         }
-    }
 
-    private _errorHandling(ex: any) {
-        Logger.error(ex, 'StashApplyCommand');
-        if (ex.message.includes('Your local changes to the following files would be overwritten by merge')) {
-            return window.showErrorMessage(`Unable to apply stash. Your working tree changes would be overwritten.`);
+        try {
+            if (args.confirm) {
+                const message = args.stashItem.message.length > 80 ? `${args.stashItem.message.substring(0, 80)}${GlyphChars.Ellipsis}` : args.stashItem.message;
+                const result = await window.showWarningMessage(`Apply stashed changes '${message}' to your working tree?`, { title: 'Yes, delete after applying' } as MessageItem, { title: 'Yes' } as MessageItem, { title: 'No', isCloseAffordance: true } as MessageItem);
+                if (result === undefined || result.title === 'No') return args.goBackCommand === undefined ? undefined : args.goBackCommand.execute();
+
+                args.deleteAfter = result.title !== 'Yes';
+            }
+
+            return await this.git.stashApply(this.git.repoPath, args.stashItem.stashName, args.deleteAfter);
         }
-        else {
-            return window.showErrorMessage(`Unable to apply stash. See output channel for more details`);
+        catch (ex) {
+            Logger.error(ex, 'StashApplyCommand');
+            if (ex.message.includes('Your local changes to the following files would be overwritten by merge')) {
+                return window.showErrorMessage(`Unable to apply stash. Your working tree changes would be overwritten.`);
+            }
+            else {
+                return window.showErrorMessage(`Unable to apply stash. See output channel for more details`);
+            }
         }
     }
 }

src/commands/stashDelete.ts

@@ -1,6 +1,6 @@
 'use strict';
 import { MessageItem, window } from 'vscode';
-import { Command, Commands } from './common';
+import { Command, CommandContext, Commands } from './common';
 import { GlyphChars } from '../constants';
 import { GitService } from '../gitService';
 import { Logger } from '../logger';
@@ -20,17 +20,22 @@ export class StashDeleteCommand extends Command {
         super(Commands.StashDelete);
     }
 
-    async execute(args: StashDeleteCommandArgs | StashCommitNode = { confirm: true }) {
-        if (!this.git.repoPath) return undefined;
-        let stashCommitNode = undefined;
-        if (args instanceof StashCommitNode) {
-            stashCommitNode = args;
-            args = {
-                confirm: true,
-                stashItem: args.commit
-            };
+    protected async preExecute(context: CommandContext, args: StashDeleteCommandArgs = { confirm: true }) {
+        if (context.type === 'view' && context.node instanceof StashCommitNode) {
+            args = { ...args };
+
+            const stash = context.node.commit;
+            args.stashItem = { stashName: stash.stashName, message: stash.message };
+
+            return this.execute(args);
         }
 
+        return super.preExecute(context, args);
+    }
+
+    async execute(args: StashDeleteCommandArgs = { confirm: true }) {
+        if (!this.git.repoPath) return undefined;
+
         args = { ...args };
         if (args.stashItem === undefined || args.stashItem.stashName === undefined) return undefined;
 
@@ -45,11 +50,7 @@ export class StashDeleteCommand extends Command {
                 if (result === undefined || result.title !== 'Yes') return args.goBackCommand === undefined ? undefined : args.goBackCommand.execute();
             }
 
-            const ret = await this.git.stashDelete(this.git.repoPath, args.stashItem.stashName);
-            if (stashCommitNode) {
-                stashCommitNode.refreshNode();
-            }
-            return ret;
+            return await this.git.stashDelete(this.git.repoPath, args.stashItem.stashName);
         }
         catch (ex) {
             Logger.error(ex, 'StashDeleteCommand');

src/commands/stashSave.ts

@@ -18,7 +18,7 @@ export class StashSaveCommand extends Command {
         super(Commands.StashSave);
     }
 
-    async execute(args: StashSaveCommandArgs = { unstagedOnly : false }) {
+    async execute(args: StashSaveCommandArgs = { unstagedOnly: false }) {
         if (!this.git.repoPath) return undefined;
 
         args = { ...args };

src/gitService.ts

@@ -65,16 +65,23 @@ export const GitRepoSearchBy = {
     Sha: 'sha' as GitRepoSearchBy
 };
 
+type RepoChangedReasons = 'stash' | 'unknown';
+
 export class GitService extends Disposable {
 
+    private _onDidBlameFail = new EventEmitter<string>();
+    get onDidBlameFail(): Event<string> {
+        return this._onDidBlameFail.event;
+    }
+
     private _onDidChangeGitCache = new EventEmitter<void>();
     get onDidChangeGitCache(): Event<void> {
         return this._onDidChangeGitCache.event;
     }
 
-    private _onDidBlameFail = new EventEmitter<string>();
-    get onDidBlameFail(): Event<string> {
-        return this._onDidBlameFail.event;
+    private _onDidChangeRepo = new EventEmitter<RepoChangedReasons[]>();
+    get onDidChangeRepo(): Event<RepoChangedReasons[]> {
+        return this._onDidChangeRepo.event;
     }
 
     private _gitCache: Map<string, GitCacheEntry>;
@@ -86,9 +93,9 @@ export class GitService extends Disposable {
     private _codeLensProvider: GitCodeLensProvider | undefined;
     private _codeLensProviderDisposable: Disposable | undefined;
     private _disposable: Disposable | undefined;
-    private _fireGitCacheChangeDebounced: () => void;
-    private _fsWatcher: FileSystemWatcher | undefined;
     private _gitignore: Promise<ignore.Ignore | undefined>;
+    private _repoWatcher: FileSystemWatcher | undefined;
+    private _stashWatcher: FileSystemWatcher | undefined;
 
     static EmptyPromise: Promise<GitBlame | GitDiff | GitLog | undefined> = Promise.resolve(undefined);
 
@@ -99,8 +106,6 @@ export class GitService extends Disposable {
         this._remotesCache = new Map();
         this._uriCache = new Map();
 
-        this._fireGitCacheChangeDebounced = Functions.debounce(this._fireGitCacheChange, 50);
-
         this._onConfigurationChanged();
 
         const subscriptions: Disposable[] = [];
@@ -120,8 +125,11 @@ export class GitService extends Disposable {
         this._cacheDisposable && this._cacheDisposable.dispose();
         this._cacheDisposable = undefined;
 
-        this._fsWatcher && this._fsWatcher.dispose();
-        this._fsWatcher = undefined;
+        this._repoWatcher && this._repoWatcher.dispose();
+        this._repoWatcher = undefined;
+
+        this._stashWatcher && this._stashWatcher.dispose();
+        this._stashWatcher = undefined;
 
         this._gitCache.clear();
         this._remotesCache.clear();
@@ -165,14 +173,16 @@ export class GitService extends Disposable {
             if (cfg.advanced.caching.enabled) {
                 this._cacheDisposable && this._cacheDisposable.dispose();
 
-                this._fsWatcher = this._fsWatcher || workspace.createFileSystemWatcher('**/.git/index', true, false, true);
+                this._repoWatcher = this._repoWatcher || workspace.createFileSystemWatcher('**/.git/index', true, false, true);
+                this._stashWatcher = this._stashWatcher || workspace.createFileSystemWatcher('**/.git/refs/stash', true, false, true);
 
                 const disposables: Disposable[] = [];
 
                 disposables.push(workspace.onDidCloseTextDocument(d => this._removeCachedEntry(d, RemoveCacheReason.DocumentClosed)));
                 disposables.push(workspace.onDidChangeTextDocument(this._onTextDocumentChanged, this));
                 disposables.push(workspace.onDidSaveTextDocument(d => this._removeCachedEntry(d, RemoveCacheReason.DocumentSaved)));
-                disposables.push(this._fsWatcher.onDidChange(this._onGitChanged, this));
+                disposables.push(this._repoWatcher.onDidChange(this._onRepoChanged, this));
+                disposables.push(this._stashWatcher.onDidChange(this._onStashChanged, this));
 
                 this._cacheDisposable = Disposable.from(...disposables);
             }
@@ -180,8 +190,11 @@ export class GitService extends Disposable {
                 this._cacheDisposable && this._cacheDisposable.dispose();
                 this._cacheDisposable = undefined;
 
-                this._fsWatcher && this._fsWatcher.dispose();
-                this._fsWatcher = undefined;
+                this._repoWatcher && this._repoWatcher.dispose();
+                this._repoWatcher = undefined;
+
+                this._stashWatcher && this._stashWatcher.dispose();
+                this._stashWatcher = undefined;
 
                 this._gitCache.clear();
                 this._remotesCache.clear();
@@ -229,19 +242,51 @@ export class GitService extends Disposable {
         }, 1);
     }
 
-    private _onGitChanged() {
+    private _onRepoChanged() {
         this._gitCache.clear();
 
-        this._fireGitCacheChangeDebounced();
+        this._fireRepoChange();
+        this._fireGitCacheChange();
     }
 
+    private _onStashChanged() {
+        this._fireRepoChange('stash');
+    }
+
+    private _fireGitCacheChangeDebounced: (() => void) | undefined = undefined;
+
     private _fireGitCacheChange() {
-        setTimeout(() => {
-            // Refresh the code lenses
-            this._codeLensProvider && this._codeLensProvider.reset();
+        if (this._fireGitCacheChangeDebounced === undefined) {
+            this._fireGitCacheChangeDebounced = Functions.debounce(this._fireGitCacheChangeCore, 50);
+        }
 
-            this._onDidChangeGitCache.fire();
-        }, 1);
+        return this._fireGitCacheChangeDebounced();
+    }
+
+    private _fireGitCacheChangeCore() {
+        // Refresh the code lenses
+        this._codeLensProvider && this._codeLensProvider.reset();
+
+        this._onDidChangeGitCache.fire();
+    }
+
+    private _fireRepoChangeDebounced: (() => void) | undefined = undefined;
+    private _repoChangedReasons: RepoChangedReasons[] = [];
+
+    private _fireRepoChange(reason: RepoChangedReasons = 'unknown') {
+        if (this._fireRepoChangeDebounced === undefined) {
+            this._fireRepoChangeDebounced = Functions.debounce(this._fireRepoChangeCore, 50);
+        }
+
+        this._repoChangedReasons.push(reason);
+        return this._fireRepoChangeDebounced();
+    }
+
+    private _fireRepoChangeCore() {
+        const reasons = this._repoChangedReasons;
+        this._repoChangedReasons = [];
+
+        this._onDidChangeRepo.fire(reasons);
     }
 
     private _removeCachedEntry(document: TextDocument, reason: RemoveCacheReason) {
@@ -260,7 +305,7 @@ export class GitService extends Disposable {
             Logger.log(`Clear cache entry for '${cacheKey}', reason=${RemoveCacheReason[reason]}`);
 
             if (reason === RemoveCacheReason.DocumentSaved) {
-                this._fireGitCacheChangeDebounced();
+                this._fireGitCacheChange();
             }
         }
     }

src/views/explorerNode.ts

@@ -13,5 +13,5 @@ export abstract class ExplorerNode {
     abstract getTreeItem(): TreeItem | Promise<TreeItem>;
 
     onDidChangeTreeData?: Event<ExplorerNode>;
-    refreshNode?(): void;
+    refresh?(): void;
 }

src/views/gitExplorer.ts

@@ -1,4 +1,5 @@
 'use strict';
+// import { Functions } from '../system';
 import { commands, Event, EventEmitter, ExtensionContext, TreeDataProvider, TreeItem, Uri } from 'vscode';
 import { UriComparer } from '../comparers';
 import { ExplorerNode, FileHistoryNode, RepositoryNode, ResourceType, StashNode } from './explorerNodes';
@@ -8,6 +9,8 @@ export * from './explorerNodes';
 
 export class GitExplorer implements TreeDataProvider<ExplorerNode> {
 
+    // private _refreshDebounced: () => void;
+
     private _onDidChangeTreeData = new EventEmitter<ExplorerNode>();
     public get onDidChangeTreeData(): Event<ExplorerNode> {
         return this._onDidChangeTreeData.event;
@@ -18,6 +21,8 @@ export class GitExplorer implements TreeDataProvider {
     constructor(private context: ExtensionContext, private git: GitService) {
         commands.registerCommand('gitlens.gitExplorer.refresh', () => this.refresh());
 
+        // this._refreshDebounced = Functions.debounce(this.refresh.bind(this), 250);
+
         // const editor = window.activeTextEditor;
 
         // const uri = (editor !== undefined && editor.document !== undefined)
@@ -29,6 +34,9 @@ export class GitExplorer implements TreeDataProvider {
     }
 
     async getTreeItem(node: ExplorerNode): Promise<TreeItem> {
+        // if (node.onDidChangeTreeData !== undefined) {
+        //     node.onDidChangeTreeData(() => setTimeout(this._refreshDebounced, 1));
+        // }
         return node.getTreeItem();
     }
 
@@ -51,12 +59,12 @@ export class GitExplorer implements TreeDataProvider {
         if (!this._roots.some(_ => _.resourceType === type.rootType && UriComparer.equals(uri, _.uri))) {
             this._roots.push(new type(uri, this.context, this.git));
         }
-        this._onDidChangeTreeData.fire();
+        this.refresh();
     }
 
     clear() {
         this._roots = [];
-        this._onDidChangeTreeData.fire();
+        this.refresh();
     }
 
     refresh() {

src/views/stashCommitNode.ts

@@ -13,10 +13,6 @@ export class StashCommitNode extends ExplorerNode {
         return this._onDidChangeTreeData.event;
     }
 
-    public refreshNode() {
-        this._onDidChangeTreeData.fire();
-    }
-
     constructor(public readonly commit: GitStashCommit, context: ExtensionContext, git: GitService) {
         super(new GitUri(commit.uri, commit), context, git);
     }
@@ -43,4 +39,8 @@ export class StashCommitNode extends ExplorerNode {
         // };
         return item;
     }
+
+    refresh() {
+        this._onDidChangeTreeData.fire();
+    }
 }

src/views/stashExplorer.ts

@@ -1,4 +1,5 @@
 'use strict';
+// import { Functions } from '../system';
 import { commands, Event, EventEmitter, ExtensionContext, TreeDataProvider, TreeItem, Uri } from 'vscode';
 import { ExplorerNode, StashNode } from './explorerNodes';
 import { GitService, GitUri } from '../gitService';
@@ -8,6 +9,8 @@ export * from './explorerNodes';
 export class StashExplorer implements TreeDataProvider<ExplorerNode>  {
 
     private _node: ExplorerNode;
+    // private _refreshDebounced: () => void;
+
     private _onDidChangeTreeData = new EventEmitter<ExplorerNode>();
     public get onDidChangeTreeData(): Event<ExplorerNode> {
         return this._onDidChangeTreeData.event;
@@ -16,6 +19,14 @@ export class StashExplorer implements TreeDataProvider  {
     constructor(private context: ExtensionContext, private git: GitService) {
         commands.registerCommand('gitlens.stashExplorer.refresh', () => this.refresh());
 
+        context.subscriptions.push(this.git.onDidChangeRepo(reasons => {
+            if (!reasons.includes('stash')) return;
+
+            this.refresh();
+        }, this));
+
+        // this._refreshDebounced = Functions.debounce(this.refresh.bind(this), 250);
+
         // const editor = window.activeTextEditor;
 
         // const uri = (editor !== undefined && editor.document !== undefined)
@@ -27,11 +38,9 @@ export class StashExplorer implements TreeDataProvider  {
     }
 
     async getTreeItem(node: ExplorerNode): Promise<TreeItem> {
-        if (node.onDidChangeTreeData) {
-            node.onDidChangeTreeData(() => {
-                this._onDidChangeTreeData.fire();
-            });
-        }
+        // if (node.onDidChangeTreeData !== undefined) {
+        //     node.onDidChangeTreeData(() => setTimeout(this._refreshDebounced, 1));
+        // }
         return node.getTreeItem();
     }