forked from microsoft/vscode
/
repository.ts
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/
repository.ts
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/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
'use strict';
import { commands, Uri, Command, EventEmitter, Event, scm, SourceControl, SourceControlInputBox, SourceControlResourceGroup, SourceControlResourceState, SourceControlResourceDecorations, SourceControlInputBoxValidation, Disposable, ProgressLocation, window, workspace, WorkspaceEdit, ThemeColor, DecorationData, Memento, SourceControlInputBoxValidationType } from 'vscode';
import { Repository as BaseRepository, Ref, Branch, Remote, Commit, GitErrorCodes, Stash, RefType, GitError, Submodule, DiffOptions } from './git';
import { anyEvent, filterEvent, eventToPromise, dispose, find, isDescendant, IDisposable, onceEvent, EmptyDisposable, debounceEvent } from './util';
import { memoize, throttle, debounce } from './decorators';
import { toGitUri } from './uri';
import { AutoFetcher } from './autofetch';
import * as path from 'path';
import * as nls from 'vscode-nls';
import * as fs from 'fs';
import { StatusBarCommands } from './statusbar';
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 enum RepositoryState {
Idle,
Disposed
}
export enum Status {
INDEX_MODIFIED,
INDEX_ADDED,
INDEX_DELETED,
INDEX_RENAMED,
INDEX_COPIED,
MODIFIED,
DELETED,
UNTRACKED,
IGNORED,
ADDED_BY_US,
ADDED_BY_THEM,
DELETED_BY_US,
DELETED_BY_THEM,
BOTH_ADDED,
BOTH_DELETED,
BOTH_MODIFIED
}
export enum ResourceGroupType {
Merge,
Index,
WorkingTree
}
export class Resource implements SourceControlResourceState {
@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;
}
@memoize
get command(): Command {
return {
command: 'git.openResource',
title: localize('open', "Open"),
arguments: [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.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;
}
}
private get tooltip(): string {
switch (this.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.BOTH_DELETED: return localize('both deleted', "Both Deleted");
case Status.ADDED_BY_US: return localize('added by us', "Added By Us");
case Status.DELETED_BY_THEM: return localize('deleted by them', "Deleted By Them");
case Status.ADDED_BY_THEM: return localize('added by them', "Added By Them");
case Status.DELETED_BY_US: return localize('deleted by us', "Deleted By Us");
case Status.BOTH_ADDED: return localize('both added', "Both Added");
case Status.BOTH_MODIFIED: return localize('both modified', "Both Modified");
default: return '';
}
}
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;
const letter = this.letter;
const color = this.color;
return { strikeThrough, faded, tooltip, light, dark, letter, color, source: 'git.resource' /*todo@joh*/ };
}
get letter(): string {
switch (this.type) {
case Status.INDEX_MODIFIED:
case Status.MODIFIED:
return 'M';
case Status.INDEX_ADDED:
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.INDEX_COPIED:
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 'C';
}
}
get color(): ThemeColor {
switch (this.type) {
case Status.INDEX_MODIFIED:
case Status.MODIFIED:
return new ThemeColor('gitDecoration.modifiedResourceForeground');
case Status.INDEX_DELETED:
case Status.DELETED:
return new ThemeColor('gitDecoration.deletedResourceForeground');
case Status.INDEX_ADDED: // todo@joh - special color?
case Status.INDEX_RENAMED: // todo@joh - special color?
case Status.UNTRACKED:
return new ThemeColor('gitDecoration.untrackedResourceForeground');
case Status.IGNORED:
return new ThemeColor('gitDecoration.ignoredResourceForeground');
case Status.INDEX_COPIED:
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');
}
}
get priority(): number {
switch (this.type) {
case Status.INDEX_MODIFIED:
case Status.MODIFIED:
return 2;
case Status.IGNORED:
return 3;
case Status.INDEX_COPIED:
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(): DecorationData {
const title = this.tooltip;
const abbreviation = this.letter;
const color = this.color;
const priority = this.priority;
return { bubble: true, source: 'git.resource', title, abbreviation, color, priority };
}
constructor(
private _resourceGroupType: ResourceGroupType,
private _resourceUri: Uri,
private _type: Status,
private _useIcons: boolean,
private _renameResourceUri?: Uri
) { }
}
export enum Operation {
Status = 'Status',
Diff = 'Diff',
Add = 'Add',
RevertFiles = 'RevertFiles',
Commit = 'Commit',
Clean = 'Clean',
Branch = 'Branch',
Checkout = 'Checkout',
Reset = 'Reset',
Fetch = 'Fetch',
Pull = 'Pull',
Push = 'Push',
Sync = 'Sync',
Show = 'Show',
Stage = 'Stage',
GetCommitTemplate = 'GetCommitTemplate',
DeleteBranch = 'DeleteBranch',
RenameBranch = 'RenameBranch',
DeleteRef = 'DeleteRef',
Merge = 'Merge',
Ignore = 'Ignore',
Tag = 'Tag',
Stash = 'Stash',
CheckIgnore = 'CheckIgnore',
LSTree = 'LSTree',
SubmoduleUpdate = 'SubmoduleUpdate'
}
function isReadOnly(operation: Operation): boolean {
switch (operation) {
case Operation.Show:
case Operation.GetCommitTemplate:
case Operation.CheckIgnore:
case Operation.LSTree:
return true;
default:
return false;
}
}
function shouldShowProgress(operation: Operation): boolean {
switch (operation) {
case Operation.Fetch:
case Operation.CheckIgnore:
case Operation.LSTree:
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 CommitOptions {
all?: boolean;
amend?: boolean;
signoff?: boolean;
signCommit?: boolean;
}
export interface GitResourceGroup extends SourceControlResourceGroup {
resourceStates: Resource[];
}
export interface OperationResult {
operation: Operation;
error: any;
}
class ProgressManager {
private disposable: IDisposable = EmptyDisposable;
constructor(repository: Repository) {
const start = onceEvent(filterEvent(repository.onDidChangeOperations, () => repository.operations.shouldShowProgress()));
const end = onceEvent(filterEvent(debounceEvent(repository.onDidChangeOperations, 300), () => !repository.operations.shouldShowProgress()));
const setup = () => {
this.disposable = start(() => {
const promise = eventToPromise(end).then(() => setup());
window.withProgress({ location: ProgressLocation.SourceControl }, () => promise);
});
};
setup();
}
dispose(): void {
this.disposable.dispose();
}
}
export class Repository implements Disposable {
private static readonly InputValidationLength = 72;
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 _HEAD: Branch | undefined;
get HEAD(): Branch | undefined {
return this._HEAD;
}
private _refs: Ref[] = [];
get refs(): Ref[] {
return this._refs;
}
private _remotes: Remote[] = [];
get remotes(): Remote[] {
return this._remotes;
}
private _submodules: Submodule[] = [];
get submodules(): Submodule[] {
return this._submodules;
}
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._sourceControl.count = 0;
}
get root(): string {
return this.repository.root;
}
private isRepositoryHuge = false;
private didWarnAboutLimit = false;
private disposables: Disposable[] = [];
constructor(
private readonly repository: BaseRepository,
globalState: Memento
) {
const fsWatcher = workspace.createFileSystemWatcher('**');
this.disposables.push(fsWatcher);
const onWorkspaceChange = anyEvent(fsWatcher.onDidChange, fsWatcher.onDidCreate, fsWatcher.onDidDelete);
const onRepositoryChange = filterEvent(onWorkspaceChange, uri => isDescendant(repository.root, uri.fsPath));
const onRelevantRepositoryChange = filterEvent(onRepositoryChange, uri => !/\/\.git(\/index\.lock)?$/.test(uri.path));
onRelevantRepositoryChange(this.onFSChange, this, this.disposables);
const onRelevantGitChange = filterEvent(onRelevantRepositoryChange, uri => /\/\.git\//.test(uri.path));
onRelevantGitChange(this._onDidChangeRepository.fire, this._onDidChangeRepository, this.disposables);
this._sourceControl = scm.createSourceControl('git', 'Git', Uri.file(repository.root));
this._sourceControl.inputBox.placeholder = localize('commitMessage', "Message (press {0} to commit)");
this._sourceControl.acceptInputCommand = { command: 'git.commitWithInput', 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._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.mergeGroup.hideWhenEmpty = true;
this.indexGroup.hideWhenEmpty = true;
this.disposables.push(this.mergeGroup);
this.disposables.push(this.indexGroup);
this.disposables.push(this.workingTreeGroup);
this.disposables.push(new AutoFetcher(this, globalState));
const statusBar = new StatusBarCommands(this);
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);
this.updateCommitTemplate();
this.status();
}
validateInput(text: string, position: number): SourceControlInputBoxValidation | undefined {
const config = workspace.getConfiguration('git');
const setting = config.get<'always' | 'warn' | 'off'>('inputValidation');
if (setting === 'off') {
return;
}
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;
}
end = match ? match.index : text.length;
const line = text.substring(start, end);
if (line.length <= Repository.InputValidationLength) {
if (setting !== 'always') {
return;
}
return {
message: localize('commitMessageCountdown', "{0} characters left in current line", Repository.InputValidationLength - line.length),
type: SourceControlInputBoxValidationType.Information
};
} else {
return {
message: localize('commitMessageWarning', "{0} characters over {1} in current line", line.length - Repository.InputValidationLength, Repository.InputValidationLength),
type: SourceControlInputBoxValidationType.Warning
};
}
}
provideOriginalResource(uri: Uri): Uri | undefined {
if (uri.scheme !== 'file') {
return;
}
return toGitUri(uri, '', { replaceFileExtension: true });
}
private async updateCommitTemplate(): Promise<void> {
try {
this._sourceControl.commitTemplate = await this.repository.getCommitTemplate();
} catch (e) {
// noop
}
}
@throttle
async status(): Promise<void> {
await this.run(Operation.Status);
}
diff(path: string, options: DiffOptions = {}): Promise<string> {
return this.run(Operation.Diff, () => this.repository.diff(path, options));
}
async add(resources: Uri[]): Promise<void> {
await this.run(Operation.Add, () => this.repository.add(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, opts: CommitOptions = Object.create(null)): Promise<void> {
await this.run(Operation.Commit, async () => {
if (opts.all) {
await this.repository.add([]);
}
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[] = [];
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(this.workingTreeGroup.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;
}
});
const promises: Promise<void>[] = [];
if (toClean.length > 0) {
promises.push(this.repository.clean(toClean));
}
if (toCheckout.length > 0) {
promises.push(this.repository.checkout('', toCheckout));
}
if (submodulesToUpdate.length > 0) {
promises.push(this.repository.updateSubmodules(submodulesToUpdate));
}
await Promise.all(promises);
});
}
async branch(name: string): Promise<void> {
await this.run(Operation.Branch, () => this.repository.branch(name, true));
}
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 merge(ref: string): Promise<void> {
await this.run(Operation.Merge, () => this.repository.merge(ref));
}
async tag(name: string, message?: string): Promise<void> {
await this.run(Operation.Tag, () => this.repository.tag(name, message));
}
async checkout(treeish: string): Promise<void> {
await this.run(Operation.Checkout, () => this.repository.checkout(treeish, []));
}
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));
}
@throttle
async fetch(): Promise<void> {
await this.run(Operation.Fetch, () => this.repository.fetch());
}
@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 = `${head.upstream.name}`;
}
await this.run(Operation.Pull, () => this.repository.pull(true, remote, branch));
}
@throttle
async pull(head: Branch | undefined): Promise<void> {
let remote: string | undefined;
let branch: string | undefined;
if (head && head.name && head.upstream) {
remote = head.upstream.remote;
branch = `${head.upstream.name}`;
}
await this.run(Operation.Pull, () => this.repository.pull(false, remote, branch));
}
async pullFrom(rebase?: boolean, remote?: string, branch?: string): Promise<void> {
await this.run(Operation.Pull, () => this.repository.pull(rebase, remote, branch));
}
@throttle
async push(head: Branch): 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.repository.push(remote, branch));
}
async pushTo(remote?: string, name?: string, setUpstream: boolean = false): Promise<void> {
await this.run(Operation.Push, () => this.repository.push(remote, name, setUpstream));
}
async pushTags(remote?: string): Promise<void> {
await this.run(Operation.Push, () => this.repository.push(remote, undefined, false, true));
}
@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 remote: string | undefined;
let pullBranch: string | undefined;
let pushBranch: string | undefined;
if (head.name && head.upstream) {
remote = head.upstream.remote;
pullBranch = `${head.upstream.name}`;
pushBranch = `${head.name}:${head.upstream.name}`;
}
await this.run(Operation.Sync, async () => {
await this.repository.pull(rebase, remote, pullBranch);
const shouldPush = this.HEAD && typeof this.HEAD.ahead === 'number' ? this.HEAD.ahead > 0 : true;
if (shouldPush) {
await this.repository.push(remote, pushBranch);
}
});
}
async show(ref: string, filePath: string): Promise<string> {
return this.run(Operation.Show, () => {
const relativePath = path.relative(this.repository.root, filePath).replace(/\\/g, '/');
const configFiles = workspace.getConfiguration('files', Uri.file(filePath));
const defaultEncoding = configFiles.get<string>('encoding');
const autoGuessEncoding = configFiles.get<boolean>('autoGuessEncoding');
return this.repository.bufferString(`${ref}:${relativePath}`, defaultEncoding, autoGuessEncoding);
});
}
async buffer(ref: string, filePath: string): Promise<Buffer> {
return this.run(Operation.Show, () => {
const relativePath = path.relative(this.repository.root, filePath).replace(/\\/g, '/');
return this.repository.buffer(`${ref}:${relativePath}`);
});
}
lstree(ref: string, filePath: string): Promise<{ mode: string, object: string, size: number }> {
return this.run(Operation.LSTree, () => this.repository.lstree(ref, filePath));
}
detectObjectType(object: string): Promise<{ mimetype: string, encoding?: string }> {
return this.run(Operation.Show, () => this.repository.detectObjectType(object));
}
async getStashes(): Promise<Stash[]> {
return await this.repository.getStashes();
}
async createStash(message?: string, includeUntracked?: boolean): Promise<void> {
return await this.run(Operation.Stash, () => this.repository.createStash(message, includeUntracked));
}
async popStash(index?: number): Promise<void> {
return await this.run(Operation.Stash, () => this.repository.popStash(index));
}
async getCommitTemplate(): Promise<string> {
return await this.run(Operation.GetCommitTemplate, async () => this.repository.getCommitTemplate());
}
async ignore(files: Uri[]): Promise<void> {
return await this.run(Operation.Ignore, async () => {
const ignoreFile = `${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);
workspace.applyEdit(edit);
});
}
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', '-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) {
// paths are separated by the null-character
resolve(new Set<string>(data.split('\0')));
} 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);
});
});
}
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(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>(runOperation: () => Promise<T> = () => Promise.resolve<any>(null)): Promise<T> {
let attempt = 0;
while (true) {
try {
attempt++;
return await runOperation();
} catch (err) {
if (err.gitErrorCode === GitErrorCodes.RepositoryIsLocked && attempt <= 10) {
// quatratic backoff
await timeout(Math.pow(attempt, 2) * 50);
} else {
throw err;
}
}
}
}
@throttle
private async updateModelState(): Promise<void> {
const { status, didHitLimit } = await this.repository.getStatus();
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 neverAgain = { title: localize('neveragain', "Don't Show Again") };
window.showWarningMessage(localize('huge', "The git repository at '{0}' has too many active changes, only a subset of Git features will be enabled.", this.repository.root), neverAgain).then(result => {
if (result === neverAgain) {
config.update('ignoreLimitWarning', true, false);
}
});
this.didWarnAboutLimit = true;