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code-server/lib/vscode/extensions/git/src/repository.ts
2021-04-09 11:32:27 +05:30

2095 lines
69 KiB
TypeScript

/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
import * as fs from 'fs';
import * as path from 'path';
import { CancellationToken, Command, Disposable, Event, EventEmitter, Memento, OutputChannel, ProgressLocation, ProgressOptions, scm, SourceControl, SourceControlInputBox, SourceControlInputBoxValidation, SourceControlInputBoxValidationType, SourceControlResourceDecorations, SourceControlResourceGroup, SourceControlResourceState, ThemeColor, Uri, window, workspace, WorkspaceEdit, FileDecoration, commands } from 'vscode';
import * as nls from 'vscode-nls';
import { Branch, Change, ForcePushMode, GitErrorCodes, LogOptions, Ref, RefType, Remote, Status, CommitOptions, BranchQuery, FetchOptions } from './api/git';
import { AutoFetcher } from './autofetch';
import { debounce, memoize, throttle } from './decorators';
import { Commit, GitError, Repository as BaseRepository, Stash, Submodule, LogFileOptions } from './git';
import { StatusBarCommands } from './statusbar';
import { toGitUri } from './uri';
import { anyEvent, combinedDisposable, debounceEvent, dispose, EmptyDisposable, eventToPromise, filterEvent, find, IDisposable, isDescendant, onceEvent } from './util';
import { IFileWatcher, watch } from './watch';
import { Log, LogLevel } from './log';
import { IRemoteSourceProviderRegistry } from './remoteProvider';
import { IPushErrorHandlerRegistry } from './pushError';
import { ApiRepository } from './api/api1';
const timeout = (millis: number) => new Promise(c => setTimeout(c, millis));
const localize = nls.loadMessageBundle();
const iconsRootPath = path.join(path.dirname(__dirname), 'resources', 'icons');
function getIconUri(iconName: string, theme: string): Uri {
return Uri.file(path.join(iconsRootPath, theme, `${iconName}.svg`));
}
export const enum RepositoryState {
Idle,
Disposed
}
export const enum ResourceGroupType {
Merge,
Index,
WorkingTree,
Untracked
}
export class Resource implements SourceControlResourceState {
static getStatusText(type: Status) {
switch (type) {
case Status.INDEX_MODIFIED: return localize('index modified', "Index Modified");
case Status.MODIFIED: return localize('modified', "Modified");
case Status.INDEX_ADDED: return localize('index added', "Index Added");
case Status.INDEX_DELETED: return localize('index deleted', "Index Deleted");
case Status.DELETED: return localize('deleted', "Deleted");
case Status.INDEX_RENAMED: return localize('index renamed', "Index Renamed");
case Status.INDEX_COPIED: return localize('index copied', "Index Copied");
case Status.UNTRACKED: return localize('untracked', "Untracked");
case Status.IGNORED: return localize('ignored', "Ignored");
case Status.INTENT_TO_ADD: return localize('intent to add', "Intent to Add");
case Status.BOTH_DELETED: return localize('both deleted', "Conflict: Both Deleted");
case Status.ADDED_BY_US: return localize('added by us', "Conflict: Added By Us");
case Status.DELETED_BY_THEM: return localize('deleted by them', "Conflict: Deleted By Them");
case Status.ADDED_BY_THEM: return localize('added by them', "Conflict: Added By Them");
case Status.DELETED_BY_US: return localize('deleted by us', "Conflict: Deleted By Us");
case Status.BOTH_ADDED: return localize('both added', "Conflict: Both Added");
case Status.BOTH_MODIFIED: return localize('both modified', "Conflict: Both Modified");
default: return '';
}
}
@memoize
get resourceUri(): Uri {
if (this.renameResourceUri && (this._type === Status.MODIFIED || this._type === Status.DELETED || this._type === Status.INDEX_RENAMED || this._type === Status.INDEX_COPIED)) {
return this.renameResourceUri;
}
return this._resourceUri;
}
get leftUri(): Uri | undefined {
return this.resources[0];
}
get rightUri(): Uri | undefined {
return this.resources[1];
}
get command(): Command {
return this._commandResolver.resolveDefaultCommand(this);
}
@memoize
private get resources(): [Uri | undefined, Uri | undefined] {
return this._commandResolver.getResources(this);
}
get resourceGroupType(): ResourceGroupType { return this._resourceGroupType; }
get type(): Status { return this._type; }
get original(): Uri { return this._resourceUri; }
get renameResourceUri(): Uri | undefined { return this._renameResourceUri; }
private static Icons: any = {
light: {
Modified: getIconUri('status-modified', 'light'),
Added: getIconUri('status-added', 'light'),
Deleted: getIconUri('status-deleted', 'light'),
Renamed: getIconUri('status-renamed', 'light'),
Copied: getIconUri('status-copied', 'light'),
Untracked: getIconUri('status-untracked', 'light'),
Ignored: getIconUri('status-ignored', 'light'),
Conflict: getIconUri('status-conflict', 'light'),
},
dark: {
Modified: getIconUri('status-modified', 'dark'),
Added: getIconUri('status-added', 'dark'),
Deleted: getIconUri('status-deleted', 'dark'),
Renamed: getIconUri('status-renamed', 'dark'),
Copied: getIconUri('status-copied', 'dark'),
Untracked: getIconUri('status-untracked', 'dark'),
Ignored: getIconUri('status-ignored', 'dark'),
Conflict: getIconUri('status-conflict', 'dark')
}
};
private getIconPath(theme: string): Uri {
switch (this.type) {
case Status.INDEX_MODIFIED: return Resource.Icons[theme].Modified;
case Status.MODIFIED: return Resource.Icons[theme].Modified;
case Status.INDEX_ADDED: return Resource.Icons[theme].Added;
case Status.INDEX_DELETED: return Resource.Icons[theme].Deleted;
case Status.DELETED: return Resource.Icons[theme].Deleted;
case Status.INDEX_RENAMED: return Resource.Icons[theme].Renamed;
case Status.INDEX_COPIED: return Resource.Icons[theme].Copied;
case Status.UNTRACKED: return Resource.Icons[theme].Untracked;
case Status.IGNORED: return Resource.Icons[theme].Ignored;
case Status.INTENT_TO_ADD: return Resource.Icons[theme].Added;
case Status.BOTH_DELETED: return Resource.Icons[theme].Conflict;
case Status.ADDED_BY_US: return Resource.Icons[theme].Conflict;
case Status.DELETED_BY_THEM: return Resource.Icons[theme].Conflict;
case Status.ADDED_BY_THEM: return Resource.Icons[theme].Conflict;
case Status.DELETED_BY_US: return Resource.Icons[theme].Conflict;
case Status.BOTH_ADDED: return Resource.Icons[theme].Conflict;
case Status.BOTH_MODIFIED: return Resource.Icons[theme].Conflict;
default: throw new Error('Unknown git status: ' + this.type);
}
}
private get tooltip(): string {
return Resource.getStatusText(this.type);
}
private get strikeThrough(): boolean {
switch (this.type) {
case Status.DELETED:
case Status.BOTH_DELETED:
case Status.DELETED_BY_THEM:
case Status.DELETED_BY_US:
case Status.INDEX_DELETED:
return true;
default:
return false;
}
}
@memoize
private get faded(): boolean {
// TODO@joao
return false;
// const workspaceRootPath = this.workspaceRoot.fsPath;
// return this.resourceUri.fsPath.substr(0, workspaceRootPath.length) !== workspaceRootPath;
}
get decorations(): SourceControlResourceDecorations {
const light = this._useIcons ? { iconPath: this.getIconPath('light') } : undefined;
const dark = this._useIcons ? { iconPath: this.getIconPath('dark') } : undefined;
const tooltip = this.tooltip;
const strikeThrough = this.strikeThrough;
const faded = this.faded;
return { strikeThrough, faded, tooltip, light, dark };
}
get letter(): string {
switch (this.type) {
case Status.INDEX_MODIFIED:
case Status.MODIFIED:
return 'M';
case Status.INDEX_ADDED:
case Status.INTENT_TO_ADD:
return 'A';
case Status.INDEX_DELETED:
case Status.DELETED:
return 'D';
case Status.INDEX_RENAMED:
return 'R';
case Status.UNTRACKED:
return 'U';
case Status.IGNORED:
return 'I';
case Status.DELETED_BY_THEM:
return 'D';
case Status.DELETED_BY_US:
return 'D';
case Status.INDEX_COPIED:
return 'C';
case Status.BOTH_DELETED:
case Status.ADDED_BY_US:
case Status.ADDED_BY_THEM:
case Status.BOTH_ADDED:
case Status.BOTH_MODIFIED:
return '!'; // Using ! instead of ⚠, because the latter looks really bad on windows
default:
throw new Error('Unknown git status: ' + this.type);
}
}
get color(): ThemeColor {
switch (this.type) {
case Status.INDEX_MODIFIED:
return new ThemeColor('gitDecoration.stageModifiedResourceForeground');
case Status.MODIFIED:
return new ThemeColor('gitDecoration.modifiedResourceForeground');
case Status.INDEX_DELETED:
return new ThemeColor('gitDecoration.stageDeletedResourceForeground');
case Status.DELETED:
return new ThemeColor('gitDecoration.deletedResourceForeground');
case Status.INDEX_ADDED:
case Status.INTENT_TO_ADD:
return new ThemeColor('gitDecoration.addedResourceForeground');
case Status.INDEX_COPIED:
case Status.INDEX_RENAMED:
return new ThemeColor('gitDecoration.renamedResourceForeground');
case Status.UNTRACKED:
return new ThemeColor('gitDecoration.untrackedResourceForeground');
case Status.IGNORED:
return new ThemeColor('gitDecoration.ignoredResourceForeground');
case Status.BOTH_DELETED:
case Status.ADDED_BY_US:
case Status.DELETED_BY_THEM:
case Status.ADDED_BY_THEM:
case Status.DELETED_BY_US:
case Status.BOTH_ADDED:
case Status.BOTH_MODIFIED:
return new ThemeColor('gitDecoration.conflictingResourceForeground');
default:
throw new Error('Unknown git status: ' + this.type);
}
}
get priority(): number {
switch (this.type) {
case Status.INDEX_MODIFIED:
case Status.MODIFIED:
case Status.INDEX_COPIED:
return 2;
case Status.IGNORED:
return 3;
case Status.BOTH_DELETED:
case Status.ADDED_BY_US:
case Status.DELETED_BY_THEM:
case Status.ADDED_BY_THEM:
case Status.DELETED_BY_US:
case Status.BOTH_ADDED:
case Status.BOTH_MODIFIED:
return 4;
default:
return 1;
}
}
get resourceDecoration(): FileDecoration {
const res = new FileDecoration(this.letter, this.tooltip, this.color);
res.propagate = this.type !== Status.DELETED && this.type !== Status.INDEX_DELETED;
return res;
}
constructor(
private _commandResolver: ResourceCommandResolver,
private _resourceGroupType: ResourceGroupType,
private _resourceUri: Uri,
private _type: Status,
private _useIcons: boolean,
private _renameResourceUri?: Uri,
) { }
async open(): Promise<void> {
const command = this.command;
await commands.executeCommand<void>(command.command, ...(command.arguments || []));
}
async openFile(): Promise<void> {
const command = this._commandResolver.resolveFileCommand(this);
await commands.executeCommand<void>(command.command, ...(command.arguments || []));
}
async openChange(): Promise<void> {
const command = this._commandResolver.resolveChangeCommand(this);
await commands.executeCommand<void>(command.command, ...(command.arguments || []));
}
}
export const enum Operation {
Status = 'Status',
Config = 'Config',
Diff = 'Diff',
MergeBase = 'MergeBase',
Add = 'Add',
Remove = 'Remove',
RevertFiles = 'RevertFiles',
Commit = 'Commit',
Clean = 'Clean',
Branch = 'Branch',
GetBranch = 'GetBranch',
GetBranches = 'GetBranches',
SetBranchUpstream = 'SetBranchUpstream',
HashObject = 'HashObject',
Checkout = 'Checkout',
CheckoutTracking = 'CheckoutTracking',
Reset = 'Reset',
Remote = 'Remote',
Fetch = 'Fetch',
Pull = 'Pull',
Push = 'Push',
CherryPick = 'CherryPick',
Sync = 'Sync',
Show = 'Show',
Stage = 'Stage',
GetCommitTemplate = 'GetCommitTemplate',
DeleteBranch = 'DeleteBranch',
RenameBranch = 'RenameBranch',
DeleteRef = 'DeleteRef',
Merge = 'Merge',
Rebase = 'Rebase',
Ignore = 'Ignore',
Tag = 'Tag',
DeleteTag = 'DeleteTag',
Stash = 'Stash',
CheckIgnore = 'CheckIgnore',
GetObjectDetails = 'GetObjectDetails',
SubmoduleUpdate = 'SubmoduleUpdate',
RebaseAbort = 'RebaseAbort',
RebaseContinue = 'RebaseContinue',
FindTrackingBranches = 'GetTracking',
Apply = 'Apply',
Blame = 'Blame',
Log = 'Log',
LogFile = 'LogFile',
Move = 'Move'
}
function isReadOnly(operation: Operation): boolean {
switch (operation) {
case Operation.Blame:
case Operation.CheckIgnore:
case Operation.Diff:
case Operation.FindTrackingBranches:
case Operation.GetBranch:
case Operation.GetCommitTemplate:
case Operation.GetObjectDetails:
case Operation.Log:
case Operation.LogFile:
case Operation.MergeBase:
case Operation.Show:
return true;
default:
return false;
}
}
function shouldShowProgress(operation: Operation): boolean {
switch (operation) {
case Operation.Fetch:
case Operation.CheckIgnore:
case Operation.GetObjectDetails:
case Operation.Show:
return false;
default:
return true;
}
}
export interface Operations {
isIdle(): boolean;
shouldShowProgress(): boolean;
isRunning(operation: Operation): boolean;
}
class OperationsImpl implements Operations {
private operations = new Map<Operation, number>();
start(operation: Operation): void {
this.operations.set(operation, (this.operations.get(operation) || 0) + 1);
}
end(operation: Operation): void {
const count = (this.operations.get(operation) || 0) - 1;
if (count <= 0) {
this.operations.delete(operation);
} else {
this.operations.set(operation, count);
}
}
isRunning(operation: Operation): boolean {
return this.operations.has(operation);
}
isIdle(): boolean {
const operations = this.operations.keys();
for (const operation of operations) {
if (!isReadOnly(operation)) {
return false;
}
}
return true;
}
shouldShowProgress(): boolean {
const operations = this.operations.keys();
for (const operation of operations) {
if (shouldShowProgress(operation)) {
return true;
}
}
return false;
}
}
export interface GitResourceGroup extends SourceControlResourceGroup {
resourceStates: Resource[];
}
export interface OperationResult {
operation: Operation;
error: any;
}
class ProgressManager {
private enabled = false;
private disposable: IDisposable = EmptyDisposable;
constructor(private repository: Repository) {
const onDidChange = filterEvent(workspace.onDidChangeConfiguration, e => e.affectsConfiguration('git', Uri.file(this.repository.root)));
onDidChange(_ => this.updateEnablement());
this.updateEnablement();
}
private updateEnablement(): void {
const config = workspace.getConfiguration('git', Uri.file(this.repository.root));
if (config.get<boolean>('showProgress')) {
this.enable();
} else {
this.disable();
}
}
private enable(): void {
if (this.enabled) {
return;
}
const start = onceEvent(filterEvent(this.repository.onDidChangeOperations, () => this.repository.operations.shouldShowProgress()));
const end = onceEvent(filterEvent(debounceEvent(this.repository.onDidChangeOperations, 300), () => !this.repository.operations.shouldShowProgress()));
const setup = () => {
this.disposable = start(() => {
const promise = eventToPromise(end).then(() => setup());
window.withProgress({ location: ProgressLocation.SourceControl }, () => promise);
});
};
setup();
this.enabled = true;
}
private disable(): void {
if (!this.enabled) {
return;
}
this.disposable.dispose();
this.disposable = EmptyDisposable;
this.enabled = false;
}
dispose(): void {
this.disable();
}
}
class FileEventLogger {
private eventDisposable: IDisposable = EmptyDisposable;
private logLevelDisposable: IDisposable = EmptyDisposable;
constructor(
private onWorkspaceWorkingTreeFileChange: Event<Uri>,
private onDotGitFileChange: Event<Uri>,
private outputChannel: OutputChannel
) {
this.logLevelDisposable = Log.onDidChangeLogLevel(this.onDidChangeLogLevel, this);
this.onDidChangeLogLevel(Log.logLevel);
}
private onDidChangeLogLevel(level: LogLevel): void {
this.eventDisposable.dispose();
if (level > LogLevel.Debug) {
return;
}
this.eventDisposable = combinedDisposable([
this.onWorkspaceWorkingTreeFileChange(uri => this.outputChannel.appendLine(`[debug] [wt] Change: ${uri.fsPath}`)),
this.onDotGitFileChange(uri => this.outputChannel.appendLine(`[debug] [.git] Change: ${uri.fsPath}`))
]);
}
dispose(): void {
this.eventDisposable.dispose();
this.logLevelDisposable.dispose();
}
}
class DotGitWatcher implements IFileWatcher {
readonly event: Event<Uri>;
private emitter = new EventEmitter<Uri>();
private transientDisposables: IDisposable[] = [];
private disposables: IDisposable[] = [];
constructor(
private repository: Repository,
private outputChannel: OutputChannel
) {
const rootWatcher = watch(repository.dotGit);
this.disposables.push(rootWatcher);
const filteredRootWatcher = filterEvent(rootWatcher.event, uri => !/\/\.git(\/index\.lock)?$/.test(uri.path));
this.event = anyEvent(filteredRootWatcher, this.emitter.event);
repository.onDidRunGitStatus(this.updateTransientWatchers, this, this.disposables);
this.updateTransientWatchers();
}
private updateTransientWatchers() {
this.transientDisposables = dispose(this.transientDisposables);
if (!this.repository.HEAD || !this.repository.HEAD.upstream) {
return;
}
this.transientDisposables = dispose(this.transientDisposables);
const { name, remote } = this.repository.HEAD.upstream;
const upstreamPath = path.join(this.repository.dotGit, 'refs', 'remotes', remote, name);
try {
const upstreamWatcher = watch(upstreamPath);
this.transientDisposables.push(upstreamWatcher);
upstreamWatcher.event(this.emitter.fire, this.emitter, this.transientDisposables);
} catch (err) {
if (Log.logLevel <= LogLevel.Error) {
this.outputChannel.appendLine(`Warning: Failed to watch ref '${upstreamPath}', is most likely packed.`);
}
}
}
dispose() {
this.emitter.dispose();
this.transientDisposables = dispose(this.transientDisposables);
this.disposables = dispose(this.disposables);
}
}
class ResourceCommandResolver {
constructor(private repository: Repository) { }
resolveDefaultCommand(resource: Resource): Command {
const config = workspace.getConfiguration('git', Uri.file(this.repository.root));
const openDiffOnClick = config.get<boolean>('openDiffOnClick', true);
return openDiffOnClick ? this.resolveChangeCommand(resource) : this.resolveFileCommand(resource);
}
resolveFileCommand(resource: Resource): Command {
return {
command: 'vscode.open',
title: localize('open', "Open"),
arguments: [resource.resourceUri]
};
}
resolveChangeCommand(resource: Resource): Command {
const title = this.getTitle(resource);
if (!resource.leftUri) {
return {
command: 'vscode.open',
title: localize('open', "Open"),
arguments: [resource.rightUri, { override: resource.type === Status.BOTH_MODIFIED ? false : undefined }, title]
};
} else {
return {
command: 'vscode.diff',
title: localize('open', "Open"),
arguments: [resource.leftUri, resource.rightUri, title]
};
}
}
getResources(resource: Resource): [Uri | undefined, Uri | undefined] {
for (const submodule of this.repository.submodules) {
if (path.join(this.repository.root, submodule.path) === resource.resourceUri.fsPath) {
return [undefined, toGitUri(resource.resourceUri, resource.resourceGroupType === ResourceGroupType.Index ? 'index' : 'wt', { submoduleOf: this.repository.root })];
}
}
return [this.getLeftResource(resource), this.getRightResource(resource)];
}
private getLeftResource(resource: Resource): Uri | undefined {
switch (resource.type) {
case Status.INDEX_MODIFIED:
case Status.INDEX_RENAMED:
case Status.INDEX_ADDED:
return toGitUri(resource.original, 'HEAD');
case Status.MODIFIED:
case Status.UNTRACKED:
return toGitUri(resource.resourceUri, '~');
case Status.DELETED_BY_US:
case Status.DELETED_BY_THEM:
return toGitUri(resource.resourceUri, '~1');
}
return undefined;
}
private getRightResource(resource: Resource): Uri | undefined {
switch (resource.type) {
case Status.INDEX_MODIFIED:
case Status.INDEX_ADDED:
case Status.INDEX_COPIED:
case Status.INDEX_RENAMED:
return toGitUri(resource.resourceUri, '');
case Status.INDEX_DELETED:
case Status.DELETED:
return toGitUri(resource.resourceUri, 'HEAD');
case Status.DELETED_BY_US:
return toGitUri(resource.resourceUri, '~3');
case Status.DELETED_BY_THEM:
return toGitUri(resource.resourceUri, '~2');
case Status.MODIFIED:
case Status.UNTRACKED:
case Status.IGNORED:
case Status.INTENT_TO_ADD:
const uriString = resource.resourceUri.toString();
const [indexStatus] = this.repository.indexGroup.resourceStates.filter(r => r.resourceUri.toString() === uriString);
if (indexStatus && indexStatus.renameResourceUri) {
return indexStatus.renameResourceUri;
}
return resource.resourceUri;
case Status.BOTH_ADDED:
case Status.BOTH_MODIFIED:
return resource.resourceUri;
}
return undefined;
}
private getTitle(resource: Resource): string {
const basename = path.basename(resource.resourceUri.fsPath);
switch (resource.type) {
case Status.INDEX_MODIFIED:
case Status.INDEX_RENAMED:
case Status.INDEX_ADDED:
return localize('git.title.index', '{0} (Index)', basename);
case Status.MODIFIED:
case Status.BOTH_ADDED:
case Status.BOTH_MODIFIED:
return localize('git.title.workingTree', '{0} (Working Tree)', basename);
case Status.INDEX_DELETED:
case Status.DELETED:
return localize('git.title.deleted', '{0} (Deleted)', basename);
case Status.DELETED_BY_US:
return localize('git.title.theirs', '{0} (Theirs)', basename);
case Status.DELETED_BY_THEM:
return localize('git.title.ours', '{0} (Ours)', basename);
case Status.UNTRACKED:
return localize('git.title.untracked', '{0} (Untracked)', basename);
default:
return '';
}
}
}
export class Repository implements Disposable {
private _onDidChangeRepository = new EventEmitter<Uri>();
readonly onDidChangeRepository: Event<Uri> = this._onDidChangeRepository.event;
private _onDidChangeState = new EventEmitter<RepositoryState>();
readonly onDidChangeState: Event<RepositoryState> = this._onDidChangeState.event;
private _onDidChangeStatus = new EventEmitter<void>();
readonly onDidRunGitStatus: Event<void> = this._onDidChangeStatus.event;
private _onDidChangeOriginalResource = new EventEmitter<Uri>();
readonly onDidChangeOriginalResource: Event<Uri> = this._onDidChangeOriginalResource.event;
private _onRunOperation = new EventEmitter<Operation>();
readonly onRunOperation: Event<Operation> = this._onRunOperation.event;
private _onDidRunOperation = new EventEmitter<OperationResult>();
readonly onDidRunOperation: Event<OperationResult> = this._onDidRunOperation.event;
@memoize
get onDidChangeOperations(): Event<void> {
return anyEvent(this.onRunOperation as Event<any>, this.onDidRunOperation as Event<any>);
}
private _sourceControl: SourceControl;
get sourceControl(): SourceControl { return this._sourceControl; }
get inputBox(): SourceControlInputBox { return this._sourceControl.inputBox; }
private _mergeGroup: SourceControlResourceGroup;
get mergeGroup(): GitResourceGroup { return this._mergeGroup as GitResourceGroup; }
private _indexGroup: SourceControlResourceGroup;
get indexGroup(): GitResourceGroup { return this._indexGroup as GitResourceGroup; }
private _workingTreeGroup: SourceControlResourceGroup;
get workingTreeGroup(): GitResourceGroup { return this._workingTreeGroup as GitResourceGroup; }
private _untrackedGroup: SourceControlResourceGroup;
get untrackedGroup(): GitResourceGroup { return this._untrackedGroup as GitResourceGroup; }
private _HEAD: Branch | undefined;
get HEAD(): Branch | undefined {
return this._HEAD;
}
private _refs: Ref[] = [];
get refs(): Ref[] {
return this._refs;
}
get headShortName(): string | undefined {
if (!this.HEAD) {
return;
}
const HEAD = this.HEAD;
if (HEAD.name) {
return HEAD.name;
}
const tag = this.refs.filter(iref => iref.type === RefType.Tag && iref.commit === HEAD.commit)[0];
const tagName = tag && tag.name;
if (tagName) {
return tagName;
}
return (HEAD.commit || '').substr(0, 8);
}
private _remotes: Remote[] = [];
get remotes(): Remote[] {
return this._remotes;
}
private _submodules: Submodule[] = [];
get submodules(): Submodule[] {
return this._submodules;
}
private _rebaseCommit: Commit | undefined = undefined;
set rebaseCommit(rebaseCommit: Commit | undefined) {
if (this._rebaseCommit && !rebaseCommit) {
this.inputBox.value = '';
} else if (rebaseCommit && (!this._rebaseCommit || this._rebaseCommit.hash !== rebaseCommit.hash)) {
this.inputBox.value = rebaseCommit.message;
}
this._rebaseCommit = rebaseCommit;
commands.executeCommand('setContext', 'gitRebaseInProgress', !!this._rebaseCommit);
}
get rebaseCommit(): Commit | undefined {
return this._rebaseCommit;
}
private _operations = new OperationsImpl();
get operations(): Operations { return this._operations; }
private _state = RepositoryState.Idle;
get state(): RepositoryState { return this._state; }
set state(state: RepositoryState) {
this._state = state;
this._onDidChangeState.fire(state);
this._HEAD = undefined;
this._refs = [];
this._remotes = [];
this.mergeGroup.resourceStates = [];
this.indexGroup.resourceStates = [];
this.workingTreeGroup.resourceStates = [];
this.untrackedGroup.resourceStates = [];
this._sourceControl.count = 0;
}
get root(): string {
return this.repository.root;
}
get dotGit(): string {
return this.repository.dotGit;
}
private isRepositoryHuge = false;
private didWarnAboutLimit = false;
private resourceCommandResolver = new ResourceCommandResolver(this);
private disposables: Disposable[] = [];
constructor(
private readonly repository: BaseRepository,
remoteSourceProviderRegistry: IRemoteSourceProviderRegistry,
private pushErrorHandlerRegistry: IPushErrorHandlerRegistry,
globalState: Memento,
outputChannel: OutputChannel
) {
const workspaceWatcher = workspace.createFileSystemWatcher('**');
this.disposables.push(workspaceWatcher);
const onWorkspaceFileChange = anyEvent(workspaceWatcher.onDidChange, workspaceWatcher.onDidCreate, workspaceWatcher.onDidDelete);
const onWorkspaceRepositoryFileChange = filterEvent(onWorkspaceFileChange, uri => isDescendant(repository.root, uri.fsPath));
const onWorkspaceWorkingTreeFileChange = filterEvent(onWorkspaceRepositoryFileChange, uri => !/\/\.git($|\/)/.test(uri.path));
let onDotGitFileChange: Event<Uri>;
try {
const dotGitFileWatcher = new DotGitWatcher(this, outputChannel);
onDotGitFileChange = dotGitFileWatcher.event;
this.disposables.push(dotGitFileWatcher);
} catch (err) {
if (Log.logLevel <= LogLevel.Error) {
outputChannel.appendLine(`Failed to watch '${this.dotGit}', reverting to legacy API file watched. Some events might be lost.\n${err.stack || err}`);
}
onDotGitFileChange = filterEvent(onWorkspaceRepositoryFileChange, uri => /\/\.git($|\/)/.test(uri.path));
}
// FS changes should trigger `git status`:
// - any change inside the repository working tree
// - any change whithin the first level of the `.git` folder, except the folder itself and `index.lock`
const onFileChange = anyEvent(onWorkspaceWorkingTreeFileChange, onDotGitFileChange);
onFileChange(this.onFileChange, this, this.disposables);
// Relevate repository changes should trigger virtual document change events
onDotGitFileChange(this._onDidChangeRepository.fire, this._onDidChangeRepository, this.disposables);
this.disposables.push(new FileEventLogger(onWorkspaceWorkingTreeFileChange, onDotGitFileChange, outputChannel));
const root = Uri.file(repository.root);
this._sourceControl = scm.createSourceControl('git', 'Git', root);
this._sourceControl.acceptInputCommand = { command: 'git.commit', title: localize('commit', "Commit"), arguments: [this._sourceControl] };
this._sourceControl.quickDiffProvider = this;
this._sourceControl.inputBox.validateInput = this.validateInput.bind(this);
this.disposables.push(this._sourceControl);
this.updateInputBoxPlaceholder();
this.disposables.push(this.onDidRunGitStatus(() => this.updateInputBoxPlaceholder()));
this._mergeGroup = this._sourceControl.createResourceGroup('merge', localize('merge changes', "Merge Changes"));
this._indexGroup = this._sourceControl.createResourceGroup('index', localize('staged changes', "Staged Changes"));
this._workingTreeGroup = this._sourceControl.createResourceGroup('workingTree', localize('changes', "Changes"));
this._untrackedGroup = this._sourceControl.createResourceGroup('untracked', localize('untracked changes', "Untracked Changes"));
const updateIndexGroupVisibility = () => {
const config = workspace.getConfiguration('git', root);
this.indexGroup.hideWhenEmpty = !config.get<boolean>('alwaysShowStagedChangesResourceGroup');
};
const onConfigListener = filterEvent(workspace.onDidChangeConfiguration, e => e.affectsConfiguration('git.alwaysShowStagedChangesResourceGroup', root));
onConfigListener(updateIndexGroupVisibility, this, this.disposables);
updateIndexGroupVisibility();
filterEvent(workspace.onDidChangeConfiguration, e =>
e.affectsConfiguration('git.branchSortOrder', root)
|| e.affectsConfiguration('git.untrackedChanges', root)
|| e.affectsConfiguration('git.ignoreSubmodules', root)
|| e.affectsConfiguration('git.openDiffOnClick', root)
)(this.updateModelState, this, this.disposables);
const updateInputBoxVisibility = () => {
const config = workspace.getConfiguration('git', root);
this._sourceControl.inputBox.visible = config.get<boolean>('showCommitInput', true);
};
const onConfigListenerForInputBoxVisibility = filterEvent(workspace.onDidChangeConfiguration, e => e.affectsConfiguration('git.showCommitInput', root));
onConfigListenerForInputBoxVisibility(updateInputBoxVisibility, this, this.disposables);
updateInputBoxVisibility();
this.mergeGroup.hideWhenEmpty = true;
this.untrackedGroup.hideWhenEmpty = true;
this.disposables.push(this.mergeGroup);
this.disposables.push(this.indexGroup);
this.disposables.push(this.workingTreeGroup);
this.disposables.push(this.untrackedGroup);
this.disposables.push(new AutoFetcher(this, globalState));
// https://github.com/microsoft/vscode/issues/39039
const onSuccessfulPush = filterEvent(this.onDidRunOperation, e => e.operation === Operation.Push && !e.error);
onSuccessfulPush(() => {
const gitConfig = workspace.getConfiguration('git');
if (gitConfig.get<boolean>('showPushSuccessNotification')) {
window.showInformationMessage(localize('push success', "Successfully pushed."));
}
}, null, this.disposables);
const statusBar = new StatusBarCommands(this, remoteSourceProviderRegistry);
this.disposables.push(statusBar);
statusBar.onDidChange(() => this._sourceControl.statusBarCommands = statusBar.commands, null, this.disposables);
this._sourceControl.statusBarCommands = statusBar.commands;
const progressManager = new ProgressManager(this);
this.disposables.push(progressManager);
const onDidChangeCountBadge = filterEvent(workspace.onDidChangeConfiguration, e => e.affectsConfiguration('git.countBadge', root));
onDidChangeCountBadge(this.setCountBadge, this, this.disposables);
this.setCountBadge();
}
validateInput(text: string, position: number): SourceControlInputBoxValidation | undefined {
if (this.rebaseCommit) {
if (this.rebaseCommit.message !== text) {
return {
message: localize('commit in rebase', "It's not possible to change the commit message in the middle of a rebase. Please complete the rebase operation and use interactive rebase instead."),
type: SourceControlInputBoxValidationType.Warning
};
}
}
const config = workspace.getConfiguration('git');
const setting = config.get<'always' | 'warn' | 'off'>('inputValidation');
if (setting === 'off') {
return;
}
if (/^\s+$/.test(text)) {
return {
message: localize('commitMessageWhitespacesOnlyWarning', "Current commit message only contains whitespace characters"),
type: SourceControlInputBoxValidationType.Warning
};
}
let lineNumber = 0;
let start = 0, end;
let match: RegExpExecArray | null;
const regex = /\r?\n/g;
while ((match = regex.exec(text)) && position > match.index) {
start = match.index + match[0].length;
lineNumber++;
}
end = match ? match.index : text.length;
const line = text.substring(start, end);
let threshold = config.get<number>('inputValidationLength', 50);
if (lineNumber === 0) {
const inputValidationSubjectLength = config.get<number | null>('inputValidationSubjectLength', null);
if (inputValidationSubjectLength !== null) {
threshold = inputValidationSubjectLength;
}
}
if (line.length <= threshold) {
if (setting !== 'always') {
return;
}
return {
message: localize('commitMessageCountdown', "{0} characters left in current line", threshold - line.length),
type: SourceControlInputBoxValidationType.Information
};
} else {
return {
message: localize('commitMessageWarning', "{0} characters over {1} in current line", line.length - threshold, threshold),
type: SourceControlInputBoxValidationType.Warning
};
}
}
provideOriginalResource(uri: Uri): Uri | undefined {
if (uri.scheme !== 'file') {
return;
}
const path = uri.path;
if (this.mergeGroup.resourceStates.some(r => r.resourceUri.path === path)) {
return undefined;
}
return toGitUri(uri, '', { replaceFileExtension: true });
}
async getInputTemplate(): Promise<string> {
const commitMessage = (await Promise.all([this.repository.getMergeMessage(), this.repository.getSquashMessage()])).find(msg => !!msg);
if (commitMessage) {
return commitMessage;
}
return await this.repository.getCommitTemplate();
}
getConfigs(): Promise<{ key: string; value: string; }[]> {
return this.run(Operation.Config, () => this.repository.getConfigs('local'));
}
getConfig(key: string): Promise<string> {
return this.run(Operation.Config, () => this.repository.config('local', key));
}
getGlobalConfig(key: string): Promise<string> {
return this.run(Operation.Config, () => this.repository.config('global', key));
}
setConfig(key: string, value: string): Promise<string> {
return this.run(Operation.Config, () => this.repository.config('local', key, value));
}
log(options?: LogOptions): Promise<Commit[]> {
return this.run(Operation.Log, () => this.repository.log(options));
}
logFile(uri: Uri, options?: LogFileOptions): Promise<Commit[]> {
// TODO: This probably needs per-uri granularity
return this.run(Operation.LogFile, () => this.repository.logFile(uri, options));
}
@throttle
async status(): Promise<void> {
await this.run(Operation.Status);
}
diff(cached?: boolean): Promise<string> {
return this.run(Operation.Diff, () => this.repository.diff(cached));
}
diffWithHEAD(): Promise<Change[]>;
diffWithHEAD(path: string): Promise<string>;
diffWithHEAD(path?: string | undefined): Promise<string | Change[]>;
diffWithHEAD(path?: string | undefined): Promise<string | Change[]> {
return this.run(Operation.Diff, () => this.repository.diffWithHEAD(path));
}
diffWith(ref: string): Promise<Change[]>;
diffWith(ref: string, path: string): Promise<string>;
diffWith(ref: string, path?: string | undefined): Promise<string | Change[]>;
diffWith(ref: string, path?: string): Promise<string | Change[]> {
return this.run(Operation.Diff, () => this.repository.diffWith(ref, path));
}
diffIndexWithHEAD(): Promise<Change[]>;
diffIndexWithHEAD(path: string): Promise<string>;
diffIndexWithHEAD(path?: string | undefined): Promise<string | Change[]>;
diffIndexWithHEAD(path?: string): Promise<string | Change[]> {
return this.run(Operation.Diff, () => this.repository.diffIndexWithHEAD(path));
}
diffIndexWith(ref: string): Promise<Change[]>;
diffIndexWith(ref: string, path: string): Promise<string>;
diffIndexWith(ref: string, path?: string | undefined): Promise<string | Change[]>;
diffIndexWith(ref: string, path?: string): Promise<string | Change[]> {
return this.run(Operation.Diff, () => this.repository.diffIndexWith(ref, path));
}
diffBlobs(object1: string, object2: string): Promise<string> {
return this.run(Operation.Diff, () => this.repository.diffBlobs(object1, object2));
}
diffBetween(ref1: string, ref2: string): Promise<Change[]>;
diffBetween(ref1: string, ref2: string, path: string): Promise<string>;
diffBetween(ref1: string, ref2: string, path?: string | undefined): Promise<string | Change[]>;
diffBetween(ref1: string, ref2: string, path?: string): Promise<string | Change[]> {
return this.run(Operation.Diff, () => this.repository.diffBetween(ref1, ref2, path));
}
getMergeBase(ref1: string, ref2: string): Promise<string> {
return this.run(Operation.MergeBase, () => this.repository.getMergeBase(ref1, ref2));
}
async hashObject(data: string): Promise<string> {
return this.run(Operation.HashObject, () => this.repository.hashObject(data));
}
async add(resources: Uri[], opts?: { update?: boolean; }): Promise<void> {
await this.run(Operation.Add, () => this.repository.add(resources.map(r => r.fsPath), opts));
}
async rm(resources: Uri[]): Promise<void> {
await this.run(Operation.Remove, () => this.repository.rm(resources.map(r => r.fsPath)));
}
async stage(resource: Uri, contents: string): Promise<void> {
const relativePath = path.relative(this.repository.root, resource.fsPath).replace(/\\/g, '/');
await this.run(Operation.Stage, () => this.repository.stage(relativePath, contents));
this._onDidChangeOriginalResource.fire(resource);
}
async revert(resources: Uri[]): Promise<void> {
await this.run(Operation.RevertFiles, () => this.repository.revert('HEAD', resources.map(r => r.fsPath)));
}
async commit(message: string | undefined, opts: CommitOptions = Object.create(null)): Promise<void> {
if (this.rebaseCommit) {
await this.run(Operation.RebaseContinue, async () => {
if (opts.all) {
const addOpts = opts.all === 'tracked' ? { update: true } : {};
await this.repository.add([], addOpts);
}
await this.repository.rebaseContinue();
});
} else {
await this.run(Operation.Commit, async () => {
if (opts.all) {
const addOpts = opts.all === 'tracked' ? { update: true } : {};
await this.repository.add([], addOpts);
}
delete opts.all;
if (opts.requireUserConfig === undefined || opts.requireUserConfig === null) {
const config = workspace.getConfiguration('git', Uri.file(this.root));
opts.requireUserConfig = config.get<boolean>('requireGitUserConfig');
}
await this.repository.commit(message, opts);
});
}
}
async clean(resources: Uri[]): Promise<void> {
await this.run(Operation.Clean, async () => {
const toClean: string[] = [];
const toCheckout: string[] = [];
const submodulesToUpdate: string[] = [];
const resourceStates = [...this.workingTreeGroup.resourceStates, ...this.untrackedGroup.resourceStates];
resources.forEach(r => {
const fsPath = r.fsPath;
for (const submodule of this.submodules) {
if (path.join(this.root, submodule.path) === fsPath) {
submodulesToUpdate.push(fsPath);
return;
}
}
const raw = r.toString();
const scmResource = find(resourceStates, sr => sr.resourceUri.toString() === raw);
if (!scmResource) {
return;
}
switch (scmResource.type) {
case Status.UNTRACKED:
case Status.IGNORED:
toClean.push(fsPath);
break;
default:
toCheckout.push(fsPath);
break;
}
});
await this.repository.clean(toClean);
await this.repository.checkout('', toCheckout);
await this.repository.updateSubmodules(submodulesToUpdate);
});
}
async branch(name: string, _checkout: boolean, _ref?: string): Promise<void> {
await this.run(Operation.Branch, () => this.repository.branch(name, _checkout, _ref));
}
async deleteBranch(name: string, force?: boolean): Promise<void> {
await this.run(Operation.DeleteBranch, () => this.repository.deleteBranch(name, force));
}
async renameBranch(name: string): Promise<void> {
await this.run(Operation.RenameBranch, () => this.repository.renameBranch(name));
}
async cherryPick(commitHash: string): Promise<void> {
await this.run(Operation.CherryPick, () => this.repository.cherryPick(commitHash));
}
async move(from: string, to: string): Promise<void> {
await this.run(Operation.Move, () => this.repository.move(from, to));
}
async getBranch(name: string): Promise<Branch> {
return await this.run(Operation.GetBranch, () => this.repository.getBranch(name));
}
async getBranches(query: BranchQuery): Promise<Ref[]> {
return await this.run(Operation.GetBranches, () => this.repository.getBranches(query));
}
async setBranchUpstream(name: string, upstream: string): Promise<void> {
await this.run(Operation.SetBranchUpstream, () => this.repository.setBranchUpstream(name, upstream));
}
async merge(ref: string): Promise<void> {
await this.run(Operation.Merge, () => this.repository.merge(ref));
}
async rebase(branch: string): Promise<void> {
await this.run(Operation.Rebase, () => this.repository.rebase(branch));
}
async tag(name: string, message?: string): Promise<void> {
await this.run(Operation.Tag, () => this.repository.tag(name, message));
}
async deleteTag(name: string): Promise<void> {
await this.run(Operation.DeleteTag, () => this.repository.deleteTag(name));
}
async checkout(treeish: string, opts?: { detached?: boolean; }): Promise<void> {
await this.run(Operation.Checkout, () => this.repository.checkout(treeish, [], opts));
}
async checkoutTracking(treeish: string, opts: { detached?: boolean; } = {}): Promise<void> {
await this.run(Operation.CheckoutTracking, () => this.repository.checkout(treeish, [], { ...opts, track: true }));
}
async findTrackingBranches(upstreamRef: string): Promise<Branch[]> {
return await this.run(Operation.FindTrackingBranches, () => this.repository.findTrackingBranches(upstreamRef));
}
async getCommit(ref: string): Promise<Commit> {
return await this.repository.getCommit(ref);
}
async reset(treeish: string, hard?: boolean): Promise<void> {
await this.run(Operation.Reset, () => this.repository.reset(treeish, hard));
}
async deleteRef(ref: string): Promise<void> {
await this.run(Operation.DeleteRef, () => this.repository.deleteRef(ref));
}
async addRemote(name: string, url: string): Promise<void> {
await this.run(Operation.Remote, () => this.repository.addRemote(name, url));
}
async removeRemote(name: string): Promise<void> {
await this.run(Operation.Remote, () => this.repository.removeRemote(name));
}
async renameRemote(name: string, newName: string): Promise<void> {
await this.run(Operation.Remote, () => this.repository.renameRemote(name, newName));
}
@throttle
async fetchDefault(options: { silent?: boolean; } = {}): Promise<void> {
await this._fetch({ silent: options.silent });
}
@throttle
async fetchPrune(): Promise<void> {
await this._fetch({ prune: true });
}
@throttle
async fetchAll(): Promise<void> {
await this._fetch({ all: true });
}
async fetch(options: FetchOptions): Promise<void> {
await this._fetch(options);
}
private async _fetch(options: { remote?: string, ref?: string, all?: boolean, prune?: boolean, depth?: number, silent?: boolean; } = {}): Promise<void> {
if (!options.prune) {
const config = workspace.getConfiguration('git', Uri.file(this.root));
const prune = config.get<boolean>('pruneOnFetch');
options.prune = prune;
}
await this.run(Operation.Fetch, async () => this.repository.fetch(options));
}
@throttle
async pullWithRebase(head: Branch | undefined): Promise<void> {
let remote: string | undefined;
let branch: string | undefined;
if (head && head.name && head.upstream) {
remote = head.upstream.remote;
branch = `${head.upstream.name}`;
}
return this.pullFrom(true, remote, branch);
}
@throttle
async pull(head?: Branch, unshallow?: boolean): Promise<void> {
let remote: string | undefined;
let branch: string | undefined;
if (head && head.name && head.upstream) {
remote = head.upstream.remote;
branch = `${head.upstream.name}`;
}
return this.pullFrom(false, remote, branch, unshallow);
}
async pullFrom(rebase?: boolean, remote?: string, branch?: string, unshallow?: boolean): Promise<void> {
await this.run(Operation.Pull, async () => {
await this.maybeAutoStash(async () => {
const config = workspace.getConfiguration('git', Uri.file(this.root));
const fetchOnPull = config.get<boolean>('fetchOnPull');
const tags = config.get<boolean>('pullTags');
// When fetchOnPull is enabled, fetch all branches when pulling
if (fetchOnPull) {
await this.repository.fetch({ all: true });
}
if (await this.checkIfMaybeRebased(this.HEAD?.name)) {
await this.repository.pull(rebase, remote, branch, { unshallow, tags });
}
});
});
}
@throttle
async push(head: Branch, forcePushMode?: ForcePushMode): Promise<void> {
let remote: string | undefined;
let branch: string | undefined;
if (head && head.name && head.upstream) {
remote = head.upstream.remote;
branch = `${head.name}:${head.upstream.name}`;
}
await this.run(Operation.Push, () => this._push(remote, branch, undefined, undefined, forcePushMode));
}
async pushTo(remote?: string, name?: string, setUpstream: boolean = false, forcePushMode?: ForcePushMode): Promise<void> {
await this.run(Operation.Push, () => this._push(remote, name, setUpstream, undefined, forcePushMode));
}
async pushFollowTags(remote?: string, forcePushMode?: ForcePushMode): Promise<void> {
await this.run(Operation.Push, () => this._push(remote, undefined, false, true, forcePushMode));
}
async pushTags(remote?: string, forcePushMode?: ForcePushMode): Promise<void> {
await this.run(Operation.Push, () => this._push(remote, undefined, false, false, forcePushMode, true));
}
async blame(path: string): Promise<string> {
return await this.run(Operation.Blame, () => this.repository.blame(path));
}
@throttle
sync(head: Branch): Promise<void> {
return this._sync(head, false);
}
@throttle
async syncRebase(head: Branch): Promise<void> {
return this._sync(head, true);
}
private async _sync(head: Branch, rebase: boolean): Promise<void> {
let remoteName: string | undefined;
let pullBranch: string | undefined;
let pushBranch: string | undefined;
if (head.name && head.upstream) {
remoteName = head.upstream.remote;
pullBranch = `${head.upstream.name}`;
pushBranch = `${head.name}:${head.upstream.name}`;
}
await this.run(Operation.Sync, async () => {
await this.maybeAutoStash(async () => {
const config = workspace.getConfiguration('git', Uri.file(this.root));
const fetchOnPull = config.get<boolean>('fetchOnPull');
const tags = config.get<boolean>('pullTags');
const followTags = config.get<boolean>('followTagsWhenSync');
const supportCancellation = config.get<boolean>('supportCancellation');
const fn = async (cancellationToken?: CancellationToken) => {
// When fetchOnPull is enabled, fetch all branches when pulling
if (fetchOnPull) {
await this.repository.fetch({ all: true, cancellationToken });
}
if (await this.checkIfMaybeRebased(this.HEAD?.name)) {
await this.repository.pull(rebase, remoteName, pullBranch, { tags, cancellationToken });
}
};
if (supportCancellation) {
const opts: ProgressOptions = {
location: ProgressLocation.Notification,
title: localize('sync is unpredictable', "Syncing. Cancelling may cause serious damages to the repository"),
cancellable: true
};
await window.withProgress(opts, (_, token) => fn(token));
} else {
await fn();
}
const remote = this.remotes.find(r => r.name === remoteName);
if (remote && remote.isReadOnly) {
return;
}
const shouldPush = this.HEAD && (typeof this.HEAD.ahead === 'number' ? this.HEAD.ahead > 0 : true);
if (shouldPush) {
await this._push(remoteName, pushBranch, false, followTags);
}
});
});
}
private async checkIfMaybeRebased(currentBranch?: string) {
const config = workspace.getConfiguration('git');
const shouldIgnore = config.get<boolean>('ignoreRebaseWarning') === true;
if (shouldIgnore) {
return true;
}
const maybeRebased = await this.run(Operation.Log, async () => {
try {
const result = await this.repository.exec(['log', '--oneline', '--cherry', `${currentBranch ?? ''}...${currentBranch ?? ''}@{upstream}`, '--']);
if (result.exitCode) {
return false;
}
return /^=/.test(result.stdout);
} catch {
return false;
}
});
if (!maybeRebased) {
return true;
}
const always = { title: localize('always pull', "Always Pull") };
const pull = { title: localize('pull', "Pull") };
const cancel = { title: localize('dont pull', "Don't Pull") };
const result = await window.showWarningMessage(
currentBranch
? localize('pull branch maybe rebased', "It looks like the current branch \'{0}\' might have been rebased. Are you sure you still want to pull into it?", currentBranch)
: localize('pull maybe rebased', "It looks like the current branch might have been rebased. Are you sure you still want to pull into it?"),
always, pull, cancel
);
if (result === pull) {
return true;
}
if (result === always) {
await config.update('ignoreRebaseWarning', true, true);
return true;
}
return false;
}
async show(ref: string, filePath: string): Promise<string> {
return await this.run(Operation.Show, async () => {
const relativePath = path.relative(this.repository.root, filePath).replace(/\\/g, '/');
const configFiles = workspace.getConfiguration('files', Uri.file(filePath));
const defaultEncoding = configFiles.get<string>('encoding');
const autoGuessEncoding = configFiles.get<boolean>('autoGuessEncoding');
try {
return await this.repository.bufferString(`${ref}:${relativePath}`, defaultEncoding, autoGuessEncoding);
} catch (err) {
if (err.gitErrorCode === GitErrorCodes.WrongCase) {
const gitRelativePath = await this.repository.getGitRelativePath(ref, relativePath);
return await this.repository.bufferString(`${ref}:${gitRelativePath}`, defaultEncoding, autoGuessEncoding);
}
throw err;
}
});
}
async buffer(ref: string, filePath: string): Promise<Buffer> {
return this.run(Operation.Show, () => {
const relativePath = path.relative(this.repository.root, filePath).replace(/\\/g, '/');
return this.repository.buffer(`${ref}:${relativePath}`);
});
}
getObjectDetails(ref: string, filePath: string): Promise<{ mode: string, object: string, size: number; }> {
return this.run(Operation.GetObjectDetails, () => this.repository.getObjectDetails(ref, filePath));
}
detectObjectType(object: string): Promise<{ mimetype: string, encoding?: string; }> {
return this.run(Operation.Show, () => this.repository.detectObjectType(object));
}
async apply(patch: string, reverse?: boolean): Promise<void> {
return await this.run(Operation.Apply, () => this.repository.apply(patch, reverse));
}
async getStashes(): Promise<Stash[]> {
return await this.repository.getStashes();
}
async createStash(message?: string, includeUntracked?: boolean): Promise<void> {
return await this.run(Operation.Stash, () => this.repository.createStash(message, includeUntracked));
}
async popStash(index?: number): Promise<void> {
return await this.run(Operation.Stash, () => this.repository.popStash(index));
}
async dropStash(index?: number): Promise<void> {
return await this.run(Operation.Stash, () => this.repository.dropStash(index));
}
async applyStash(index?: number): Promise<void> {
return await this.run(Operation.Stash, () => this.repository.applyStash(index));
}
async getCommitTemplate(): Promise<string> {
return await this.run(Operation.GetCommitTemplate, async () => this.repository.getCommitTemplate());
}
async ignore(files: Uri[]): Promise<void> {
return await this.run(Operation.Ignore, async () => {
const ignoreFile = `${this.repository.root}${path.sep}.gitignore`;
const textToAppend = files
.map(uri => path.relative(this.repository.root, uri.fsPath).replace(/\\/g, '/'))
.join('\n');
const document = await new Promise(c => fs.exists(ignoreFile, c))
? await workspace.openTextDocument(ignoreFile)
: await workspace.openTextDocument(Uri.file(ignoreFile).with({ scheme: 'untitled' }));
await window.showTextDocument(document);
const edit = new WorkspaceEdit();
const lastLine = document.lineAt(document.lineCount - 1);
const text = lastLine.isEmptyOrWhitespace ? `${textToAppend}\n` : `\n${textToAppend}\n`;
edit.insert(document.uri, lastLine.range.end, text);
await workspace.applyEdit(edit);
await document.save();
});
}
async rebaseAbort(): Promise<void> {
await this.run(Operation.RebaseAbort, async () => await this.repository.rebaseAbort());
}
checkIgnore(filePaths: string[]): Promise<Set<string>> {
return this.run(Operation.CheckIgnore, () => {
return new Promise<Set<string>>((resolve, reject) => {
filePaths = filePaths
.filter(filePath => isDescendant(this.root, filePath));
if (filePaths.length === 0) {
// nothing left
return resolve(new Set<string>());
}
// https://git-scm.com/docs/git-check-ignore#git-check-ignore--z
const child = this.repository.stream(['check-ignore', '-v', '-z', '--stdin'], { stdio: [null, null, null] });
child.stdin!.end(filePaths.join('\0'), 'utf8');
const onExit = (exitCode: number) => {
if (exitCode === 1) {
// nothing ignored
resolve(new Set<string>());
} else if (exitCode === 0) {
resolve(new Set<string>(this.parseIgnoreCheck(data)));
} else {
if (/ is in submodule /.test(stderr)) {
reject(new GitError({ stdout: data, stderr, exitCode, gitErrorCode: GitErrorCodes.IsInSubmodule }));
} else {
reject(new GitError({ stdout: data, stderr, exitCode }));
}
}
};
let data = '';
const onStdoutData = (raw: string) => {
data += raw;
};
child.stdout!.setEncoding('utf8');
child.stdout!.on('data', onStdoutData);
let stderr: string = '';
child.stderr!.setEncoding('utf8');
child.stderr!.on('data', raw => stderr += raw);
child.on('error', reject);
child.on('exit', onExit);
});
});
}
// Parses output of `git check-ignore -v -z` and returns only those paths
// that are actually ignored by git.
// Matches to a negative pattern (starting with '!') are filtered out.
// See also https://git-scm.com/docs/git-check-ignore#_output.
private parseIgnoreCheck(raw: string): string[] {
const ignored = [];
const elements = raw.split('\0');
for (let i = 0; i < elements.length; i += 4) {
const pattern = elements[i + 2];
const path = elements[i + 3];
if (pattern && !pattern.startsWith('!')) {
ignored.push(path);
}
}
return ignored;
}
private async _push(remote?: string, refspec?: string, setUpstream: boolean = false, followTags = false, forcePushMode?: ForcePushMode, tags = false): Promise<void> {
try {
await this.repository.push(remote, refspec, setUpstream, followTags, forcePushMode, tags);
} catch (err) {
if (!remote || !refspec) {
throw err;
}
const repository = new ApiRepository(this);
const remoteObj = repository.state.remotes.find(r => r.name === remote);
if (!remoteObj) {
throw err;
}
for (const handler of this.pushErrorHandlerRegistry.getPushErrorHandlers()) {
if (await handler.handlePushError(repository, remoteObj, refspec, err)) {
return;
}
}
throw err;
}
}
private async run<T>(operation: Operation, runOperation: () => Promise<T> = () => Promise.resolve<any>(null)): Promise<T> {
if (this.state !== RepositoryState.Idle) {
throw new Error('Repository not initialized');
}
let error: any = null;
this._operations.start(operation);
this._onRunOperation.fire(operation);
try {
const result = await this.retryRun(operation, runOperation);
if (!isReadOnly(operation)) {
await this.updateModelState();
}
return result;
} catch (err) {
error = err;
if (err.gitErrorCode === GitErrorCodes.NotAGitRepository) {
this.state = RepositoryState.Disposed;
}
throw err;
} finally {
this._operations.end(operation);
this._onDidRunOperation.fire({ operation, error });
}
}
private async retryRun<T>(operation: Operation, runOperation: () => Promise<T> = () => Promise.resolve<any>(null)): Promise<T> {
let attempt = 0;
while (true) {
try {
attempt++;
return await runOperation();
} catch (err) {
const shouldRetry = attempt <= 10 && (
(err.gitErrorCode === GitErrorCodes.RepositoryIsLocked)
|| ((operation === Operation.Pull || operation === Operation.Sync || operation === Operation.Fetch) && (err.gitErrorCode === GitErrorCodes.CantLockRef || err.gitErrorCode === GitErrorCodes.CantRebaseMultipleBranches))
);
if (shouldRetry) {
// quatratic backoff
await timeout(Math.pow(attempt, 2) * 50);
} else {
throw err;
}
}
}
}
private static KnownHugeFolderNames = ['node_modules'];
private async findKnownHugeFolderPathsToIgnore(): Promise<string[]> {
const folderPaths: string[] = [];
for (const folderName of Repository.KnownHugeFolderNames) {
const folderPath = path.join(this.repository.root, folderName);
if (await new Promise<boolean>(c => fs.exists(folderPath, c))) {
folderPaths.push(folderPath);
}
}
const ignored = await this.checkIgnore(folderPaths);
return folderPaths.filter(p => !ignored.has(p));
}
@throttle
private async updateModelState(): Promise<void> {
const scopedConfig = workspace.getConfiguration('git', Uri.file(this.repository.root));
const ignoreSubmodules = scopedConfig.get<boolean>('ignoreSubmodules');
const { status, didHitLimit } = await this.repository.getStatus({ ignoreSubmodules });
const config = workspace.getConfiguration('git');
const shouldIgnore = config.get<boolean>('ignoreLimitWarning') === true;
const useIcons = !config.get<boolean>('decorations.enabled', true);
this.isRepositoryHuge = didHitLimit;
if (didHitLimit && !shouldIgnore && !this.didWarnAboutLimit) {
const knownHugeFolderPaths = await this.findKnownHugeFolderPathsToIgnore();
const gitWarn = localize('huge', "The git repository at '{0}' has too many active changes, only a subset of Git features will be enabled.", this.repository.root);
const neverAgain = { title: localize('neveragain', "Don't Show Again") };
if (knownHugeFolderPaths.length > 0) {
const folderPath = knownHugeFolderPaths[0];
const folderName = path.basename(folderPath);
const addKnown = localize('add known', "Would you like to add '{0}' to .gitignore?", folderName);
const yes = { title: localize('yes', "Yes") };
const result = await window.showWarningMessage(`${gitWarn} ${addKnown}`, yes, neverAgain);
if (result === neverAgain) {
config.update('ignoreLimitWarning', true, false);
this.didWarnAboutLimit = true;
} else if (result === yes) {
this.ignore([Uri.file(folderPath)]);
}
} else {
const result = await window.showWarningMessage(gitWarn, neverAgain);
if (result === neverAgain) {
config.update('ignoreLimitWarning', true, false);
}
this.didWarnAboutLimit = true;
}
}
let HEAD: Branch | undefined;
try {
HEAD = await this.repository.getHEAD();
if (HEAD.name) {
try {
HEAD = await this.repository.getBranch(HEAD.name);
} catch (err) {
// noop
}
}
} catch (err) {
// noop
}
const sort = config.get<'alphabetically' | 'committerdate'>('branchSortOrder') || 'alphabetically';
const [refs, remotes, submodules, rebaseCommit] = await Promise.all([this.repository.getRefs({ sort }), this.repository.getRemotes(), this.repository.getSubmodules(), this.getRebaseCommit()]);
this._HEAD = HEAD;
this._refs = refs!;
this._remotes = remotes!;
this._submodules = submodules!;
this.rebaseCommit = rebaseCommit;
const untrackedChanges = scopedConfig.get<'mixed' | 'separate' | 'hidden'>('untrackedChanges');
const index: Resource[] = [];
const workingTree: Resource[] = [];
const merge: Resource[] = [];
const untracked: Resource[] = [];
status.forEach(raw => {
const uri = Uri.file(path.join(this.repository.root, raw.path));
const renameUri = raw.rename
? Uri.file(path.join(this.repository.root, raw.rename))
: undefined;
switch (raw.x + raw.y) {
case '??': switch (untrackedChanges) {
case 'mixed': return workingTree.push(new Resource(this.resourceCommandResolver, ResourceGroupType.WorkingTree, uri, Status.UNTRACKED, useIcons));
case 'separate': return untracked.push(new Resource(this.resourceCommandResolver, ResourceGroupType.Untracked, uri, Status.UNTRACKED, useIcons));
default: return undefined;
}
case '!!': switch (untrackedChanges) {
case 'mixed': return workingTree.push(new Resource(this.resourceCommandResolver, ResourceGroupType.WorkingTree, uri, Status.IGNORED, useIcons));
case 'separate': return untracked.push(new Resource(this.resourceCommandResolver, ResourceGroupType.Untracked, uri, Status.IGNORED, useIcons));
default: return undefined;
}
case 'DD': return merge.push(new Resource(this.resourceCommandResolver, ResourceGroupType.Merge, uri, Status.BOTH_DELETED, useIcons));
case 'AU': return merge.push(new Resource(this.resourceCommandResolver, ResourceGroupType.Merge, uri, Status.ADDED_BY_US, useIcons));
case 'UD': return merge.push(new Resource(this.resourceCommandResolver, ResourceGroupType.Merge, uri, Status.DELETED_BY_THEM, useIcons));
case 'UA': return merge.push(new Resource(this.resourceCommandResolver, ResourceGroupType.Merge, uri, Status.ADDED_BY_THEM, useIcons));
case 'DU': return merge.push(new Resource(this.resourceCommandResolver, ResourceGroupType.Merge, uri, Status.DELETED_BY_US, useIcons));
case 'AA': return merge.push(new Resource(this.resourceCommandResolver, ResourceGroupType.Merge, uri, Status.BOTH_ADDED, useIcons));
case 'UU': return merge.push(new Resource(this.resourceCommandResolver, ResourceGroupType.Merge, uri, Status.BOTH_MODIFIED, useIcons));
}
switch (raw.x) {
case 'M': index.push(new Resource(this.resourceCommandResolver, ResourceGroupType.Index, uri, Status.INDEX_MODIFIED, useIcons)); break;
case 'A': index.push(new Resource(this.resourceCommandResolver, ResourceGroupType.Index, uri, Status.INDEX_ADDED, useIcons)); break;
case 'D': index.push(new Resource(this.resourceCommandResolver, ResourceGroupType.Index, uri, Status.INDEX_DELETED, useIcons)); break;
case 'R': index.push(new Resource(this.resourceCommandResolver, ResourceGroupType.Index, uri, Status.INDEX_RENAMED, useIcons, renameUri)); break;
case 'C': index.push(new Resource(this.resourceCommandResolver, ResourceGroupType.Index, uri, Status.INDEX_COPIED, useIcons, renameUri)); break;
}
switch (raw.y) {
case 'M': workingTree.push(new Resource(this.resourceCommandResolver, ResourceGroupType.WorkingTree, uri, Status.MODIFIED, useIcons, renameUri)); break;
case 'D': workingTree.push(new Resource(this.resourceCommandResolver, ResourceGroupType.WorkingTree, uri, Status.DELETED, useIcons, renameUri)); break;
case 'A': workingTree.push(new Resource(this.resourceCommandResolver, ResourceGroupType.WorkingTree, uri, Status.INTENT_TO_ADD, useIcons, renameUri)); break;
}
return undefined;
});
// set resource groups
this.mergeGroup.resourceStates = merge;
this.indexGroup.resourceStates = index;
this.workingTreeGroup.resourceStates = workingTree;
this.untrackedGroup.resourceStates = untracked;
// set count badge
this.setCountBadge();
this._onDidChangeStatus.fire();
this._sourceControl.commitTemplate = await this.getInputTemplate();
}
private setCountBadge(): void {
const config = workspace.getConfiguration('git', Uri.file(this.repository.root));
const countBadge = config.get<'all' | 'tracked' | 'off'>('countBadge');
const untrackedChanges = config.get<'mixed' | 'separate' | 'hidden'>('untrackedChanges');
let count =
this.mergeGroup.resourceStates.length +
this.indexGroup.resourceStates.length +
this.workingTreeGroup.resourceStates.length;
switch (countBadge) {
case 'off': count = 0; break;
case 'tracked':
if (untrackedChanges === 'mixed') {
count -= this.workingTreeGroup.resourceStates.filter(r => r.type === Status.UNTRACKED || r.type === Status.IGNORED).length;
}
break;
case 'all':
if (untrackedChanges === 'separate') {
count += this.untrackedGroup.resourceStates.length;
}
break;
}
this._sourceControl.count = count;
}
private async getRebaseCommit(): Promise<Commit | undefined> {
const rebaseHeadPath = path.join(this.repository.root, '.git', 'REBASE_HEAD');
const rebaseApplyPath = path.join(this.repository.root, '.git', 'rebase-apply');
const rebaseMergePath = path.join(this.repository.root, '.git', 'rebase-merge');
try {
const [rebaseApplyExists, rebaseMergePathExists, rebaseHead] = await Promise.all([
new Promise<boolean>(c => fs.exists(rebaseApplyPath, c)),
new Promise<boolean>(c => fs.exists(rebaseMergePath, c)),
new Promise<string>((c, e) => fs.readFile(rebaseHeadPath, 'utf8', (err, result) => err ? e(err) : c(result)))
]);
if (!rebaseApplyExists && !rebaseMergePathExists) {
return undefined;
}
return await this.getCommit(rebaseHead.trim());
} catch (err) {
return undefined;
}
}
private async maybeAutoStash<T>(runOperation: () => Promise<T>): Promise<T> {
const config = workspace.getConfiguration('git', Uri.file(this.root));
const shouldAutoStash = config.get<boolean>('autoStash')
&& this.workingTreeGroup.resourceStates.some(r => r.type !== Status.UNTRACKED && r.type !== Status.IGNORED);
if (!shouldAutoStash) {
return await runOperation();
}
await this.repository.createStash(undefined, true);
const result = await runOperation();
await this.repository.popStash();
return result;
}
private onFileChange(_uri: Uri): void {
const config = workspace.getConfiguration('git');
const autorefresh = config.get<boolean>('autorefresh');
if (!autorefresh) {
return;
}
if (this.isRepositoryHuge) {
return;
}
if (!this.operations.isIdle()) {
return;
}
this.eventuallyUpdateWhenIdleAndWait();
}
@debounce(1000)
private eventuallyUpdateWhenIdleAndWait(): void {
this.updateWhenIdleAndWait();
}
@throttle
private async updateWhenIdleAndWait(): Promise<void> {
await this.whenIdleAndFocused();
await this.status();
await timeout(5000);
}
async whenIdleAndFocused(): Promise<void> {
while (true) {
if (!this.operations.isIdle()) {
await eventToPromise(this.onDidRunOperation);
continue;
}
if (!window.state.focused) {
const onDidFocusWindow = filterEvent(window.onDidChangeWindowState, e => e.focused);
await eventToPromise(onDidFocusWindow);
continue;
}
return;
}
}
get headLabel(): string {
const HEAD = this.HEAD;
if (!HEAD) {
return '';
}
const tag = this.refs.filter(iref => iref.type === RefType.Tag && iref.commit === HEAD.commit)[0];
const tagName = tag && tag.name;
const head = HEAD.name || tagName || (HEAD.commit || '').substr(0, 8);
return head
+ (this.workingTreeGroup.resourceStates.length + this.untrackedGroup.resourceStates.length > 0 ? '*' : '')
+ (this.indexGroup.resourceStates.length > 0 ? '+' : '')
+ (this.mergeGroup.resourceStates.length > 0 ? '!' : '');
}
get syncLabel(): string {
if (!this.HEAD
|| !this.HEAD.name
|| !this.HEAD.commit
|| !this.HEAD.upstream
|| !(this.HEAD.ahead || this.HEAD.behind)
) {
return '';
}
const remoteName = this.HEAD && this.HEAD.remote || this.HEAD.upstream.remote;
const remote = this.remotes.find(r => r.name === remoteName);
if (remote && remote.isReadOnly) {
return `${this.HEAD.behind}`;
}
return `${this.HEAD.behind}${this.HEAD.ahead}`;
}
get syncTooltip(): string {
if (!this.HEAD
|| !this.HEAD.name
|| !this.HEAD.commit
|| !this.HEAD.upstream
|| !(this.HEAD.ahead || this.HEAD.behind)
) {
return localize('sync changes', "Synchronize Changes");
}
const remoteName = this.HEAD && this.HEAD.remote || this.HEAD.upstream.remote;
const remote = this.remotes.find(r => r.name === remoteName);
if ((remote && remote.isReadOnly) || !this.HEAD.ahead) {
return localize('pull n', "Pull {0} commits from {1}/{2}", this.HEAD.behind, this.HEAD.upstream.remote, this.HEAD.upstream.name);
} else if (!this.HEAD.behind) {
return localize('push n', "Push {0} commits to {1}/{2}", this.HEAD.ahead, this.HEAD.upstream.remote, this.HEAD.upstream.name);
} else {
return localize('pull push n', "Pull {0} and push {1} commits between {2}/{3}", this.HEAD.behind, this.HEAD.ahead, this.HEAD.upstream.remote, this.HEAD.upstream.name);
}
}
private updateInputBoxPlaceholder(): void {
const branchName = this.headShortName;
if (branchName) {
// '{0}' will be replaced by the corresponding key-command later in the process, which is why it needs to stay.
this._sourceControl.inputBox.placeholder = localize('commitMessageWithHeadLabel', "Message ({0} to commit on '{1}')", '{0}', branchName);
} else {
this._sourceControl.inputBox.placeholder = localize('commitMessage', "Message ({0} to commit)");
}
}
dispose(): void {
this.disposables = dispose(this.disposables);
}
}