mirror of https://git.tuxpa.in/a/code-server.git
2148 lines
56 KiB
TypeScript
2148 lines
56 KiB
TypeScript
/*---------------------------------------------------------------------------------------------
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* Copyright (c) Microsoft Corporation. All rights reserved.
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* Licensed under the MIT License. See License.txt in the project root for license information.
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*--------------------------------------------------------------------------------------------*/
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import { promises as fs, exists, realpath } from 'fs';
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import * as path from 'path';
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import * as os from 'os';
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import * as cp from 'child_process';
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import * as which from 'which';
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import { EventEmitter } from 'events';
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import * as iconv from 'iconv-lite-umd';
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import * as filetype from 'file-type';
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import { assign, groupBy, IDisposable, toDisposable, dispose, mkdirp, readBytes, detectUnicodeEncoding, Encoding, onceEvent, splitInChunks, Limiter, Versions } from './util';
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import { CancellationToken, Progress, Uri } from 'vscode';
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import { detectEncoding } from './encoding';
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import { Ref, RefType, Branch, Remote, ForcePushMode, GitErrorCodes, LogOptions, Change, Status, CommitOptions, BranchQuery } from './api/git';
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import * as byline from 'byline';
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import { StringDecoder } from 'string_decoder';
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// https://github.com/microsoft/vscode/issues/65693
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const MAX_CLI_LENGTH = 30000;
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const isWindows = process.platform === 'win32';
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export interface IGit {
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path: string;
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version: string;
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}
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export interface IFileStatus {
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x: string;
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y: string;
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path: string;
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rename?: string;
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}
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export interface Stash {
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index: number;
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description: string;
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}
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interface MutableRemote extends Remote {
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fetchUrl?: string;
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pushUrl?: string;
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isReadOnly: boolean;
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}
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// TODO@eamodio: Move to git.d.ts once we are good with the api
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/**
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* Log file options.
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*/
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export interface LogFileOptions {
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/** Optional. The maximum number of log entries to retrieve. */
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readonly maxEntries?: number | string;
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/** Optional. The Git sha (hash) to start retrieving log entries from. */
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readonly hash?: string;
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/** Optional. Specifies whether to start retrieving log entries in reverse order. */
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readonly reverse?: boolean;
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readonly sortByAuthorDate?: boolean;
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}
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function parseVersion(raw: string): string {
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return raw.replace(/^git version /, '');
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}
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function findSpecificGit(path: string, onLookup: (path: string) => void): Promise<IGit> {
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return new Promise<IGit>((c, e) => {
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onLookup(path);
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const buffers: Buffer[] = [];
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const child = cp.spawn(path, ['--version']);
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child.stdout.on('data', (b: Buffer) => buffers.push(b));
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child.on('error', cpErrorHandler(e));
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child.on('exit', code => code ? e(new Error('Not found')) : c({ path, version: parseVersion(Buffer.concat(buffers).toString('utf8').trim()) }));
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});
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}
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function findGitDarwin(onLookup: (path: string) => void): Promise<IGit> {
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return new Promise<IGit>((c, e) => {
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cp.exec('which git', (err, gitPathBuffer) => {
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if (err) {
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return e('git not found');
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}
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const path = gitPathBuffer.toString().replace(/^\s+|\s+$/g, '');
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function getVersion(path: string) {
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onLookup(path);
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// make sure git executes
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cp.exec('git --version', (err, stdout) => {
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if (err) {
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return e('git not found');
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}
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return c({ path, version: parseVersion(stdout.trim()) });
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});
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}
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if (path !== '/usr/bin/git') {
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return getVersion(path);
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}
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// must check if XCode is installed
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cp.exec('xcode-select -p', (err: any) => {
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if (err && err.code === 2) {
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// git is not installed, and launching /usr/bin/git
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// will prompt the user to install it
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return e('git not found');
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}
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getVersion(path);
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});
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});
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});
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}
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function findSystemGitWin32(base: string, onLookup: (path: string) => void): Promise<IGit> {
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if (!base) {
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return Promise.reject<IGit>('Not found');
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}
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return findSpecificGit(path.join(base, 'Git', 'cmd', 'git.exe'), onLookup);
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}
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function findGitWin32InPath(onLookup: (path: string) => void): Promise<IGit> {
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const whichPromise = new Promise<string>((c, e) => which('git.exe', (err, path) => err ? e(err) : c(path)));
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return whichPromise.then(path => findSpecificGit(path, onLookup));
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}
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function findGitWin32(onLookup: (path: string) => void): Promise<IGit> {
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return findSystemGitWin32(process.env['ProgramW6432'] as string, onLookup)
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.then(undefined, () => findSystemGitWin32(process.env['ProgramFiles(x86)'] as string, onLookup))
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.then(undefined, () => findSystemGitWin32(process.env['ProgramFiles'] as string, onLookup))
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.then(undefined, () => findSystemGitWin32(path.join(process.env['LocalAppData'] as string, 'Programs'), onLookup))
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.then(undefined, () => findGitWin32InPath(onLookup));
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}
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export async function findGit(hint: string | string[] | undefined, onLookup: (path: string) => void): Promise<IGit> {
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const hints = Array.isArray(hint) ? hint : hint ? [hint] : [];
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for (const hint of hints) {
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try {
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return await findSpecificGit(hint, onLookup);
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} catch {
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// noop
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}
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}
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try {
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switch (process.platform) {
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case 'darwin': return await findGitDarwin(onLookup);
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case 'win32': return await findGitWin32(onLookup);
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default: return await findSpecificGit('git', onLookup);
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}
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} catch {
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// noop
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}
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throw new Error('Git installation not found.');
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}
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export interface IExecutionResult<T extends string | Buffer> {
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exitCode: number;
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stdout: T;
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stderr: string;
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}
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function cpErrorHandler(cb: (reason?: any) => void): (reason?: any) => void {
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return err => {
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if (/ENOENT/.test(err.message)) {
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err = new GitError({
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error: err,
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message: 'Failed to execute git (ENOENT)',
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gitErrorCode: GitErrorCodes.NotAGitRepository
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});
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}
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cb(err);
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};
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}
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export interface SpawnOptions extends cp.SpawnOptions {
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input?: string;
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encoding?: string;
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log?: boolean;
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cancellationToken?: CancellationToken;
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onSpawn?: (childProcess: cp.ChildProcess) => void;
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}
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async function exec(child: cp.ChildProcess, cancellationToken?: CancellationToken): Promise<IExecutionResult<Buffer>> {
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if (!child.stdout || !child.stderr) {
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throw new GitError({ message: 'Failed to get stdout or stderr from git process.' });
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}
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if (cancellationToken && cancellationToken.isCancellationRequested) {
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throw new GitError({ message: 'Cancelled' });
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}
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const disposables: IDisposable[] = [];
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const once = (ee: NodeJS.EventEmitter, name: string, fn: (...args: any[]) => void) => {
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ee.once(name, fn);
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disposables.push(toDisposable(() => ee.removeListener(name, fn)));
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};
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const on = (ee: NodeJS.EventEmitter, name: string, fn: (...args: any[]) => void) => {
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ee.on(name, fn);
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disposables.push(toDisposable(() => ee.removeListener(name, fn)));
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};
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let result = Promise.all<any>([
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new Promise<number>((c, e) => {
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once(child, 'error', cpErrorHandler(e));
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once(child, 'exit', c);
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}),
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new Promise<Buffer>(c => {
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const buffers: Buffer[] = [];
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on(child.stdout!, 'data', (b: Buffer) => buffers.push(b));
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once(child.stdout!, 'close', () => c(Buffer.concat(buffers)));
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}),
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new Promise<string>(c => {
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const buffers: Buffer[] = [];
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on(child.stderr!, 'data', (b: Buffer) => buffers.push(b));
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once(child.stderr!, 'close', () => c(Buffer.concat(buffers).toString('utf8')));
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})
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]) as Promise<[number, Buffer, string]>;
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if (cancellationToken) {
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const cancellationPromise = new Promise<[number, Buffer, string]>((_, e) => {
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onceEvent(cancellationToken.onCancellationRequested)(() => {
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try {
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child.kill();
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} catch (err) {
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// noop
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}
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e(new GitError({ message: 'Cancelled' }));
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});
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});
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result = Promise.race([result, cancellationPromise]);
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}
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try {
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const [exitCode, stdout, stderr] = await result;
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return { exitCode, stdout, stderr };
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} finally {
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dispose(disposables);
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}
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}
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export interface IGitErrorData {
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error?: Error;
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message?: string;
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stdout?: string;
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stderr?: string;
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exitCode?: number;
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gitErrorCode?: string;
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gitCommand?: string;
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gitArgs?: string[];
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}
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export class GitError {
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error?: Error;
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message: string;
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stdout?: string;
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stderr?: string;
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exitCode?: number;
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gitErrorCode?: string;
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gitCommand?: string;
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gitArgs?: string[];
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constructor(data: IGitErrorData) {
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if (data.error) {
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this.error = data.error;
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this.message = data.error.message;
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} else {
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this.error = undefined;
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this.message = '';
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}
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this.message = this.message || data.message || 'Git error';
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this.stdout = data.stdout;
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this.stderr = data.stderr;
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this.exitCode = data.exitCode;
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this.gitErrorCode = data.gitErrorCode;
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this.gitCommand = data.gitCommand;
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this.gitArgs = data.gitArgs;
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}
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toString(): string {
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let result = this.message + ' ' + JSON.stringify({
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exitCode: this.exitCode,
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gitErrorCode: this.gitErrorCode,
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gitCommand: this.gitCommand,
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stdout: this.stdout,
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stderr: this.stderr
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}, null, 2);
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if (this.error) {
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result += (<any>this.error).stack;
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}
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return result;
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}
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}
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export interface IGitOptions {
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gitPath: string;
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userAgent: string;
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version: string;
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env?: any;
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}
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function getGitErrorCode(stderr: string): string | undefined {
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if (/Another git process seems to be running in this repository|If no other git process is currently running/.test(stderr)) {
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return GitErrorCodes.RepositoryIsLocked;
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} else if (/Authentication failed/i.test(stderr)) {
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return GitErrorCodes.AuthenticationFailed;
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} else if (/Not a git repository/i.test(stderr)) {
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return GitErrorCodes.NotAGitRepository;
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} else if (/bad config file/.test(stderr)) {
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return GitErrorCodes.BadConfigFile;
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} else if (/cannot make pipe for command substitution|cannot create standard input pipe/.test(stderr)) {
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return GitErrorCodes.CantCreatePipe;
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} else if (/Repository not found/.test(stderr)) {
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return GitErrorCodes.RepositoryNotFound;
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} else if (/unable to access/.test(stderr)) {
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return GitErrorCodes.CantAccessRemote;
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} else if (/branch '.+' is not fully merged/.test(stderr)) {
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return GitErrorCodes.BranchNotFullyMerged;
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} else if (/Couldn\'t find remote ref/.test(stderr)) {
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return GitErrorCodes.NoRemoteReference;
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} else if (/A branch named '.+' already exists/.test(stderr)) {
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return GitErrorCodes.BranchAlreadyExists;
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} else if (/'.+' is not a valid branch name/.test(stderr)) {
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return GitErrorCodes.InvalidBranchName;
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} else if (/Please,? commit your changes or stash them/.test(stderr)) {
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return GitErrorCodes.DirtyWorkTree;
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}
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return undefined;
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}
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// https://github.com/microsoft/vscode/issues/89373
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// https://github.com/git-for-windows/git/issues/2478
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function sanitizePath(path: string): string {
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return path.replace(/^([a-z]):\\/i, (_, letter) => `${letter.toUpperCase()}:\\`);
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}
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const COMMIT_FORMAT = '%H%n%aN%n%aE%n%at%n%ct%n%P%n%B';
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export interface ICloneOptions {
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readonly parentPath: string;
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readonly progress: Progress<{ increment: number }>;
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readonly recursive?: boolean;
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}
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export class Git {
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readonly path: string;
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readonly userAgent: string;
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readonly version: string;
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private env: any;
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private _onOutput = new EventEmitter();
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get onOutput(): EventEmitter { return this._onOutput; }
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constructor(options: IGitOptions) {
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this.path = options.gitPath;
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this.version = options.version;
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this.userAgent = options.userAgent;
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this.env = options.env || {};
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}
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compareGitVersionTo(version: string): -1 | 0 | 1 {
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return Versions.compare(Versions.fromString(this.version), Versions.fromString(version));
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}
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open(repository: string, dotGit: string): Repository {
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return new Repository(this, repository, dotGit);
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}
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async init(repository: string): Promise<void> {
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await this.exec(repository, ['init']);
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return;
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}
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async clone(url: string, options: ICloneOptions, cancellationToken?: CancellationToken): Promise<string> {
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let baseFolderName = decodeURI(url).replace(/[\/]+$/, '').replace(/^.*[\/\\]/, '').replace(/\.git$/, '') || 'repository';
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let folderName = baseFolderName;
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let folderPath = path.join(options.parentPath, folderName);
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let count = 1;
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while (count < 20 && await new Promise(c => exists(folderPath, c))) {
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folderName = `${baseFolderName}-${count++}`;
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folderPath = path.join(options.parentPath, folderName);
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}
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await mkdirp(options.parentPath);
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const onSpawn = (child: cp.ChildProcess) => {
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const decoder = new StringDecoder('utf8');
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const lineStream = new byline.LineStream({ encoding: 'utf8' });
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child.stderr!.on('data', (buffer: Buffer) => lineStream.write(decoder.write(buffer)));
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let totalProgress = 0;
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let previousProgress = 0;
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lineStream.on('data', (line: string) => {
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let match: RegExpMatchArray | null = null;
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if (match = /Counting objects:\s*(\d+)%/i.exec(line)) {
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totalProgress = Math.floor(parseInt(match[1]) * 0.1);
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} else if (match = /Compressing objects:\s*(\d+)%/i.exec(line)) {
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totalProgress = 10 + Math.floor(parseInt(match[1]) * 0.1);
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} else if (match = /Receiving objects:\s*(\d+)%/i.exec(line)) {
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totalProgress = 20 + Math.floor(parseInt(match[1]) * 0.4);
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} else if (match = /Resolving deltas:\s*(\d+)%/i.exec(line)) {
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totalProgress = 60 + Math.floor(parseInt(match[1]) * 0.4);
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}
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if (totalProgress !== previousProgress) {
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options.progress.report({ increment: totalProgress - previousProgress });
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previousProgress = totalProgress;
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}
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});
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};
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try {
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let command = ['clone', url.includes(' ') ? encodeURI(url) : url, folderPath, '--progress'];
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if (options.recursive) {
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command.push('--recursive');
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}
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await this.exec(options.parentPath, command, {
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cancellationToken,
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env: { 'GIT_HTTP_USER_AGENT': this.userAgent },
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onSpawn,
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});
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} catch (err) {
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if (err.stderr) {
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err.stderr = err.stderr.replace(/^Cloning.+$/m, '').trim();
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err.stderr = err.stderr.replace(/^ERROR:\s+/, '').trim();
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}
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throw err;
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}
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return folderPath;
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}
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async getRepositoryRoot(repositoryPath: string): Promise<string> {
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const result = await this.exec(repositoryPath, ['rev-parse', '--show-toplevel'], { log: false });
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// Keep trailing spaces which are part of the directory name
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const repoPath = path.normalize(result.stdout.trimLeft().replace(/[\r\n]+$/, ''));
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if (isWindows) {
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// On Git 2.25+ if you call `rev-parse --show-toplevel` on a mapped drive, instead of getting the mapped drive path back, you get the UNC path for the mapped drive.
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// So we will try to normalize it back to the mapped drive path, if possible
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const repoUri = Uri.file(repoPath);
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const pathUri = Uri.file(repositoryPath);
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if (repoUri.authority.length !== 0 && pathUri.authority.length === 0) {
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let match = /(?<=^\/?)([a-zA-Z])(?=:\/)/.exec(pathUri.path);
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if (match !== null) {
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const [, letter] = match;
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try {
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const networkPath = await new Promise<string | undefined>(resolve =>
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realpath.native(`${letter}:\\`, { encoding: 'utf8' }, (err, resolvedPath) =>
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resolve(err !== null ? undefined : resolvedPath),
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),
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);
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if (networkPath !== undefined) {
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return path.normalize(
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repoUri.fsPath.replace(
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networkPath,
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`${letter.toLowerCase()}:${networkPath.endsWith('\\') ? '\\' : ''}`
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),
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);
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}
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} catch { }
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}
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return path.normalize(pathUri.fsPath);
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}
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}
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return repoPath;
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}
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async getRepositoryDotGit(repositoryPath: string): Promise<string> {
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const result = await this.exec(repositoryPath, ['rev-parse', '--git-dir']);
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let dotGitPath = result.stdout.trim();
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if (!path.isAbsolute(dotGitPath)) {
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dotGitPath = path.join(repositoryPath, dotGitPath);
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}
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return path.normalize(dotGitPath);
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}
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async exec(cwd: string, args: string[], options: SpawnOptions = {}): Promise<IExecutionResult<string>> {
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options = assign({ cwd }, options || {});
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return await this._exec(args, options);
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}
|
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|
|
async exec2(args: string[], options: SpawnOptions = {}): Promise<IExecutionResult<string>> {
|
|
return await this._exec(args, options);
|
|
}
|
|
|
|
stream(cwd: string, args: string[], options: SpawnOptions = {}): cp.ChildProcess {
|
|
options = assign({ cwd }, options || {});
|
|
return this.spawn(args, options);
|
|
}
|
|
|
|
private async _exec(args: string[], options: SpawnOptions = {}): Promise<IExecutionResult<string>> {
|
|
const child = this.spawn(args, options);
|
|
|
|
if (options.onSpawn) {
|
|
options.onSpawn(child);
|
|
}
|
|
|
|
if (options.input) {
|
|
child.stdin!.end(options.input, 'utf8');
|
|
}
|
|
|
|
const bufferResult = await exec(child, options.cancellationToken);
|
|
|
|
if (options.log !== false && bufferResult.stderr.length > 0) {
|
|
this.log(`${bufferResult.stderr}\n`);
|
|
}
|
|
|
|
let encoding = options.encoding || 'utf8';
|
|
encoding = iconv.encodingExists(encoding) ? encoding : 'utf8';
|
|
|
|
const result: IExecutionResult<string> = {
|
|
exitCode: bufferResult.exitCode,
|
|
stdout: iconv.decode(bufferResult.stdout, encoding),
|
|
stderr: bufferResult.stderr
|
|
};
|
|
|
|
if (bufferResult.exitCode) {
|
|
return Promise.reject<IExecutionResult<string>>(new GitError({
|
|
message: 'Failed to execute git',
|
|
stdout: result.stdout,
|
|
stderr: result.stderr,
|
|
exitCode: result.exitCode,
|
|
gitErrorCode: getGitErrorCode(result.stderr),
|
|
gitCommand: args[0],
|
|
gitArgs: args
|
|
}));
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
spawn(args: string[], options: SpawnOptions = {}): cp.ChildProcess {
|
|
if (!this.path) {
|
|
throw new Error('git could not be found in the system.');
|
|
}
|
|
|
|
if (!options) {
|
|
options = {};
|
|
}
|
|
|
|
if (!options.stdio && !options.input) {
|
|
options.stdio = ['ignore', null, null]; // Unless provided, ignore stdin and leave default streams for stdout and stderr
|
|
}
|
|
|
|
options.env = assign({}, process.env, this.env, options.env || {}, {
|
|
VSCODE_GIT_COMMAND: args[0],
|
|
LC_ALL: 'en_US.UTF-8',
|
|
LANG: 'en_US.UTF-8',
|
|
GIT_PAGER: 'cat'
|
|
});
|
|
|
|
if (options.cwd) {
|
|
options.cwd = sanitizePath(options.cwd);
|
|
}
|
|
|
|
if (options.log !== false) {
|
|
this.log(`> git ${args.join(' ')}\n`);
|
|
}
|
|
|
|
return cp.spawn(this.path, args, options);
|
|
}
|
|
|
|
private log(output: string): void {
|
|
this._onOutput.emit('log', output);
|
|
}
|
|
}
|
|
|
|
export interface Commit {
|
|
hash: string;
|
|
message: string;
|
|
parents: string[];
|
|
authorDate?: Date;
|
|
authorName?: string;
|
|
authorEmail?: string;
|
|
commitDate?: Date;
|
|
}
|
|
|
|
export class GitStatusParser {
|
|
|
|
private lastRaw = '';
|
|
private result: IFileStatus[] = [];
|
|
|
|
get status(): IFileStatus[] {
|
|
return this.result;
|
|
}
|
|
|
|
update(raw: string): void {
|
|
let i = 0;
|
|
let nextI: number | undefined;
|
|
|
|
raw = this.lastRaw + raw;
|
|
|
|
while ((nextI = this.parseEntry(raw, i)) !== undefined) {
|
|
i = nextI;
|
|
}
|
|
|
|
this.lastRaw = raw.substr(i);
|
|
}
|
|
|
|
private parseEntry(raw: string, i: number): number | undefined {
|
|
if (i + 4 >= raw.length) {
|
|
return;
|
|
}
|
|
|
|
let lastIndex: number;
|
|
const entry: IFileStatus = {
|
|
x: raw.charAt(i++),
|
|
y: raw.charAt(i++),
|
|
rename: undefined,
|
|
path: ''
|
|
};
|
|
|
|
// space
|
|
i++;
|
|
|
|
if (entry.x === 'R' || entry.x === 'C') {
|
|
lastIndex = raw.indexOf('\0', i);
|
|
|
|
if (lastIndex === -1) {
|
|
return;
|
|
}
|
|
|
|
entry.rename = raw.substring(i, lastIndex);
|
|
i = lastIndex + 1;
|
|
}
|
|
|
|
lastIndex = raw.indexOf('\0', i);
|
|
|
|
if (lastIndex === -1) {
|
|
return;
|
|
}
|
|
|
|
entry.path = raw.substring(i, lastIndex);
|
|
|
|
// If path ends with slash, it must be a nested git repo
|
|
if (entry.path[entry.path.length - 1] !== '/') {
|
|
this.result.push(entry);
|
|
}
|
|
|
|
return lastIndex + 1;
|
|
}
|
|
}
|
|
|
|
export interface Submodule {
|
|
name: string;
|
|
path: string;
|
|
url: string;
|
|
}
|
|
|
|
export function parseGitmodules(raw: string): Submodule[] {
|
|
const regex = /\r?\n/g;
|
|
let position = 0;
|
|
let match: RegExpExecArray | null = null;
|
|
|
|
const result: Submodule[] = [];
|
|
let submodule: Partial<Submodule> = {};
|
|
|
|
function parseLine(line: string): void {
|
|
const sectionMatch = /^\s*\[submodule "([^"]+)"\]\s*$/.exec(line);
|
|
|
|
if (sectionMatch) {
|
|
if (submodule.name && submodule.path && submodule.url) {
|
|
result.push(submodule as Submodule);
|
|
}
|
|
|
|
const name = sectionMatch[1];
|
|
|
|
if (name) {
|
|
submodule = { name };
|
|
return;
|
|
}
|
|
}
|
|
|
|
if (!submodule) {
|
|
return;
|
|
}
|
|
|
|
const propertyMatch = /^\s*(\w+)\s*=\s*(.*)$/.exec(line);
|
|
|
|
if (!propertyMatch) {
|
|
return;
|
|
}
|
|
|
|
const [, key, value] = propertyMatch;
|
|
|
|
switch (key) {
|
|
case 'path': submodule.path = value; break;
|
|
case 'url': submodule.url = value; break;
|
|
}
|
|
}
|
|
|
|
while (match = regex.exec(raw)) {
|
|
parseLine(raw.substring(position, match.index));
|
|
position = match.index + match[0].length;
|
|
}
|
|
|
|
parseLine(raw.substring(position));
|
|
|
|
if (submodule.name && submodule.path && submodule.url) {
|
|
result.push(submodule as Submodule);
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
const commitRegex = /([0-9a-f]{40})\n(.*)\n(.*)\n(.*)\n(.*)\n(.*)(?:\n([^]*?))?(?:\x00)/gm;
|
|
|
|
export function parseGitCommits(data: string): Commit[] {
|
|
let commits: Commit[] = [];
|
|
|
|
let ref;
|
|
let authorName;
|
|
let authorEmail;
|
|
let authorDate;
|
|
let commitDate;
|
|
let parents;
|
|
let message;
|
|
let match;
|
|
|
|
do {
|
|
match = commitRegex.exec(data);
|
|
if (match === null) {
|
|
break;
|
|
}
|
|
|
|
[, ref, authorName, authorEmail, authorDate, commitDate, parents, message] = match;
|
|
|
|
if (message[message.length - 1] === '\n') {
|
|
message = message.substr(0, message.length - 1);
|
|
}
|
|
|
|
// Stop excessive memory usage by using substr -- https://bugs.chromium.org/p/v8/issues/detail?id=2869
|
|
commits.push({
|
|
hash: ` ${ref}`.substr(1),
|
|
message: ` ${message}`.substr(1),
|
|
parents: parents ? parents.split(' ') : [],
|
|
authorDate: new Date(Number(authorDate) * 1000),
|
|
authorName: ` ${authorName}`.substr(1),
|
|
authorEmail: ` ${authorEmail}`.substr(1),
|
|
commitDate: new Date(Number(commitDate) * 1000),
|
|
});
|
|
} while (true);
|
|
|
|
return commits;
|
|
}
|
|
|
|
interface LsTreeElement {
|
|
mode: string;
|
|
type: string;
|
|
object: string;
|
|
size: string;
|
|
file: string;
|
|
}
|
|
|
|
export function parseLsTree(raw: string): LsTreeElement[] {
|
|
return raw.split('\n')
|
|
.filter(l => !!l)
|
|
.map(line => /^(\S+)\s+(\S+)\s+(\S+)\s+(\S+)\s+(.*)$/.exec(line)!)
|
|
.filter(m => !!m)
|
|
.map(([, mode, type, object, size, file]) => ({ mode, type, object, size, file }));
|
|
}
|
|
|
|
interface LsFilesElement {
|
|
mode: string;
|
|
object: string;
|
|
stage: string;
|
|
file: string;
|
|
}
|
|
|
|
export function parseLsFiles(raw: string): LsFilesElement[] {
|
|
return raw.split('\n')
|
|
.filter(l => !!l)
|
|
.map(line => /^(\S+)\s+(\S+)\s+(\S+)\s+(.*)$/.exec(line)!)
|
|
.filter(m => !!m)
|
|
.map(([, mode, object, stage, file]) => ({ mode, object, stage, file }));
|
|
}
|
|
|
|
export interface PullOptions {
|
|
unshallow?: boolean;
|
|
tags?: boolean;
|
|
readonly cancellationToken?: CancellationToken;
|
|
}
|
|
|
|
export class Repository {
|
|
|
|
constructor(
|
|
private _git: Git,
|
|
private repositoryRoot: string,
|
|
readonly dotGit: string
|
|
) { }
|
|
|
|
get git(): Git {
|
|
return this._git;
|
|
}
|
|
|
|
get root(): string {
|
|
return this.repositoryRoot;
|
|
}
|
|
|
|
async exec(args: string[], options: SpawnOptions = {}): Promise<IExecutionResult<string>> {
|
|
return await this.git.exec(this.repositoryRoot, args, options);
|
|
}
|
|
|
|
stream(args: string[], options: SpawnOptions = {}): cp.ChildProcess {
|
|
return this.git.stream(this.repositoryRoot, args, options);
|
|
}
|
|
|
|
spawn(args: string[], options: SpawnOptions = {}): cp.ChildProcess {
|
|
return this.git.spawn(args, options);
|
|
}
|
|
|
|
async config(scope: string, key: string, value: any = null, options: SpawnOptions = {}): Promise<string> {
|
|
const args = ['config'];
|
|
|
|
if (scope) {
|
|
args.push('--' + scope);
|
|
}
|
|
|
|
args.push(key);
|
|
|
|
if (value) {
|
|
args.push(value);
|
|
}
|
|
|
|
const result = await this.exec(args, options);
|
|
return result.stdout.trim();
|
|
}
|
|
|
|
async getConfigs(scope: string): Promise<{ key: string; value: string; }[]> {
|
|
const args = ['config'];
|
|
|
|
if (scope) {
|
|
args.push('--' + scope);
|
|
}
|
|
|
|
args.push('-l');
|
|
|
|
const result = await this.exec(args);
|
|
const lines = result.stdout.trim().split(/\r|\r\n|\n/);
|
|
|
|
return lines.map(entry => {
|
|
const equalsIndex = entry.indexOf('=');
|
|
return { key: entry.substr(0, equalsIndex), value: entry.substr(equalsIndex + 1) };
|
|
});
|
|
}
|
|
|
|
async log(options?: LogOptions): Promise<Commit[]> {
|
|
const maxEntries = options?.maxEntries ?? 32;
|
|
const args = ['log', `-n${maxEntries}`, `--format=${COMMIT_FORMAT}`, '-z', '--'];
|
|
if (options?.path) {
|
|
args.push(options.path);
|
|
}
|
|
|
|
const result = await this.exec(args);
|
|
if (result.exitCode) {
|
|
// An empty repo
|
|
return [];
|
|
}
|
|
|
|
return parseGitCommits(result.stdout);
|
|
}
|
|
|
|
async logFile(uri: Uri, options?: LogFileOptions): Promise<Commit[]> {
|
|
const args = ['log', `--format=${COMMIT_FORMAT}`, '-z'];
|
|
|
|
if (options?.maxEntries && !options?.reverse) {
|
|
args.push(`-n${options.maxEntries}`);
|
|
}
|
|
|
|
if (options?.hash) {
|
|
// If we are reversing, we must add a range (with HEAD) because we are using --ancestry-path for better reverse walking
|
|
if (options?.reverse) {
|
|
args.push('--reverse', '--ancestry-path', `${options.hash}..HEAD`);
|
|
} else {
|
|
args.push(options.hash);
|
|
}
|
|
}
|
|
|
|
if (options?.sortByAuthorDate) {
|
|
args.push('--author-date-order');
|
|
}
|
|
|
|
args.push('--', uri.fsPath);
|
|
|
|
const result = await this.exec(args);
|
|
if (result.exitCode) {
|
|
// No file history, e.g. a new file or untracked
|
|
return [];
|
|
}
|
|
|
|
return parseGitCommits(result.stdout);
|
|
}
|
|
|
|
async bufferString(object: string, encoding: string = 'utf8', autoGuessEncoding = false): Promise<string> {
|
|
const stdout = await this.buffer(object);
|
|
|
|
if (autoGuessEncoding) {
|
|
encoding = detectEncoding(stdout) || encoding;
|
|
}
|
|
|
|
encoding = iconv.encodingExists(encoding) ? encoding : 'utf8';
|
|
|
|
return iconv.decode(stdout, encoding);
|
|
}
|
|
|
|
async buffer(object: string): Promise<Buffer> {
|
|
const child = this.stream(['show', '--textconv', object]);
|
|
|
|
if (!child.stdout) {
|
|
return Promise.reject<Buffer>('Can\'t open file from git');
|
|
}
|
|
|
|
const { exitCode, stdout, stderr } = await exec(child);
|
|
|
|
if (exitCode) {
|
|
const err = new GitError({
|
|
message: 'Could not show object.',
|
|
exitCode
|
|
});
|
|
|
|
if (/exists on disk, but not in/.test(stderr)) {
|
|
err.gitErrorCode = GitErrorCodes.WrongCase;
|
|
}
|
|
|
|
return Promise.reject<Buffer>(err);
|
|
}
|
|
|
|
return stdout;
|
|
}
|
|
|
|
async getObjectDetails(treeish: string, path: string): Promise<{ mode: string, object: string, size: number }> {
|
|
if (!treeish) { // index
|
|
const elements = await this.lsfiles(path);
|
|
|
|
if (elements.length === 0) {
|
|
throw new GitError({ message: 'Path not known by git', gitErrorCode: GitErrorCodes.UnknownPath });
|
|
}
|
|
|
|
const { mode, object } = elements[0];
|
|
const catFile = await this.exec(['cat-file', '-s', object]);
|
|
const size = parseInt(catFile.stdout);
|
|
|
|
return { mode, object, size };
|
|
}
|
|
|
|
const elements = await this.lstree(treeish, path);
|
|
|
|
if (elements.length === 0) {
|
|
throw new GitError({ message: 'Path not known by git', gitErrorCode: GitErrorCodes.UnknownPath });
|
|
}
|
|
|
|
const { mode, object, size } = elements[0];
|
|
return { mode, object, size: parseInt(size) };
|
|
}
|
|
|
|
async lstree(treeish: string, path: string): Promise<LsTreeElement[]> {
|
|
const { stdout } = await this.exec(['ls-tree', '-l', treeish, '--', sanitizePath(path)]);
|
|
return parseLsTree(stdout);
|
|
}
|
|
|
|
async lsfiles(path: string): Promise<LsFilesElement[]> {
|
|
const { stdout } = await this.exec(['ls-files', '--stage', '--', sanitizePath(path)]);
|
|
return parseLsFiles(stdout);
|
|
}
|
|
|
|
async getGitRelativePath(ref: string, relativePath: string): Promise<string> {
|
|
const relativePathLowercase = relativePath.toLowerCase();
|
|
const dirname = path.posix.dirname(relativePath) + '/';
|
|
const elements: { file: string; }[] = ref ? await this.lstree(ref, dirname) : await this.lsfiles(dirname);
|
|
const element = elements.filter(file => file.file.toLowerCase() === relativePathLowercase)[0];
|
|
|
|
if (!element) {
|
|
throw new GitError({ message: 'Git relative path not found.' });
|
|
}
|
|
|
|
return element.file;
|
|
}
|
|
|
|
async detectObjectType(object: string): Promise<{ mimetype: string, encoding?: string }> {
|
|
const child = await this.stream(['show', '--textconv', object]);
|
|
const buffer = await readBytes(child.stdout!, 4100);
|
|
|
|
try {
|
|
child.kill();
|
|
} catch (err) {
|
|
// noop
|
|
}
|
|
|
|
const encoding = detectUnicodeEncoding(buffer);
|
|
let isText = true;
|
|
|
|
if (encoding !== Encoding.UTF16be && encoding !== Encoding.UTF16le) {
|
|
for (let i = 0; i < buffer.length; i++) {
|
|
if (buffer.readInt8(i) === 0) {
|
|
isText = false;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!isText) {
|
|
const result = filetype(buffer);
|
|
|
|
if (!result) {
|
|
return { mimetype: 'application/octet-stream' };
|
|
} else {
|
|
return { mimetype: result.mime };
|
|
}
|
|
}
|
|
|
|
if (encoding) {
|
|
return { mimetype: 'text/plain', encoding };
|
|
} else {
|
|
// TODO@JOAO: read the setting OUTSIDE!
|
|
return { mimetype: 'text/plain' };
|
|
}
|
|
}
|
|
|
|
async apply(patch: string, reverse?: boolean): Promise<void> {
|
|
const args = ['apply', patch];
|
|
|
|
if (reverse) {
|
|
args.push('-R');
|
|
}
|
|
|
|
try {
|
|
await this.exec(args);
|
|
} catch (err) {
|
|
if (/patch does not apply/.test(err.stderr)) {
|
|
err.gitErrorCode = GitErrorCodes.PatchDoesNotApply;
|
|
}
|
|
|
|
throw err;
|
|
}
|
|
}
|
|
|
|
async diff(cached = false): Promise<string> {
|
|
const args = ['diff'];
|
|
|
|
if (cached) {
|
|
args.push('--cached');
|
|
}
|
|
|
|
const result = await this.exec(args);
|
|
return result.stdout;
|
|
}
|
|
|
|
diffWithHEAD(): Promise<Change[]>;
|
|
diffWithHEAD(path: string): Promise<string>;
|
|
diffWithHEAD(path?: string | undefined): Promise<string | Change[]>;
|
|
async diffWithHEAD(path?: string | undefined): Promise<string | Change[]> {
|
|
if (!path) {
|
|
return await this.diffFiles(false);
|
|
}
|
|
|
|
const args = ['diff', '--', sanitizePath(path)];
|
|
const result = await this.exec(args);
|
|
return result.stdout;
|
|
}
|
|
|
|
diffWith(ref: string): Promise<Change[]>;
|
|
diffWith(ref: string, path: string): Promise<string>;
|
|
diffWith(ref: string, path?: string | undefined): Promise<string | Change[]>;
|
|
async diffWith(ref: string, path?: string): Promise<string | Change[]> {
|
|
if (!path) {
|
|
return await this.diffFiles(false, ref);
|
|
}
|
|
|
|
const args = ['diff', ref, '--', sanitizePath(path)];
|
|
const result = await this.exec(args);
|
|
return result.stdout;
|
|
}
|
|
|
|
diffIndexWithHEAD(): Promise<Change[]>;
|
|
diffIndexWithHEAD(path: string): Promise<string>;
|
|
diffIndexWithHEAD(path?: string | undefined): Promise<string | Change[]>;
|
|
async diffIndexWithHEAD(path?: string): Promise<string | Change[]> {
|
|
if (!path) {
|
|
return await this.diffFiles(true);
|
|
}
|
|
|
|
const args = ['diff', '--cached', '--', sanitizePath(path)];
|
|
const result = await this.exec(args);
|
|
return result.stdout;
|
|
}
|
|
|
|
diffIndexWith(ref: string): Promise<Change[]>;
|
|
diffIndexWith(ref: string, path: string): Promise<string>;
|
|
diffIndexWith(ref: string, path?: string | undefined): Promise<string | Change[]>;
|
|
async diffIndexWith(ref: string, path?: string): Promise<string | Change[]> {
|
|
if (!path) {
|
|
return await this.diffFiles(true, ref);
|
|
}
|
|
|
|
const args = ['diff', '--cached', ref, '--', sanitizePath(path)];
|
|
const result = await this.exec(args);
|
|
return result.stdout;
|
|
}
|
|
|
|
async diffBlobs(object1: string, object2: string): Promise<string> {
|
|
const args = ['diff', object1, object2];
|
|
const result = await this.exec(args);
|
|
return result.stdout;
|
|
}
|
|
|
|
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[]>;
|
|
async diffBetween(ref1: string, ref2: string, path?: string): Promise<string | Change[]> {
|
|
const range = `${ref1}...${ref2}`;
|
|
if (!path) {
|
|
return await this.diffFiles(false, range);
|
|
}
|
|
|
|
const args = ['diff', range, '--', sanitizePath(path)];
|
|
const result = await this.exec(args);
|
|
|
|
return result.stdout.trim();
|
|
}
|
|
|
|
private async diffFiles(cached: boolean, ref?: string): Promise<Change[]> {
|
|
const args = ['diff', '--name-status', '-z', '--diff-filter=ADMR'];
|
|
if (cached) {
|
|
args.push('--cached');
|
|
}
|
|
|
|
if (ref) {
|
|
args.push(ref);
|
|
}
|
|
|
|
const gitResult = await this.exec(args);
|
|
if (gitResult.exitCode) {
|
|
return [];
|
|
}
|
|
|
|
const entries = gitResult.stdout.split('\x00');
|
|
let index = 0;
|
|
const result: Change[] = [];
|
|
|
|
entriesLoop:
|
|
while (index < entries.length - 1) {
|
|
const change = entries[index++];
|
|
const resourcePath = entries[index++];
|
|
if (!change || !resourcePath) {
|
|
break;
|
|
}
|
|
|
|
const originalUri = Uri.file(path.isAbsolute(resourcePath) ? resourcePath : path.join(this.repositoryRoot, resourcePath));
|
|
let status: Status = Status.UNTRACKED;
|
|
|
|
// Copy or Rename status comes with a number, e.g. 'R100'. We don't need the number, so we use only first character of the status.
|
|
switch (change[0]) {
|
|
case 'M':
|
|
status = Status.MODIFIED;
|
|
break;
|
|
|
|
case 'A':
|
|
status = Status.INDEX_ADDED;
|
|
break;
|
|
|
|
case 'D':
|
|
status = Status.DELETED;
|
|
break;
|
|
|
|
// Rename contains two paths, the second one is what the file is renamed/copied to.
|
|
case 'R':
|
|
if (index >= entries.length) {
|
|
break;
|
|
}
|
|
|
|
const newPath = entries[index++];
|
|
if (!newPath) {
|
|
break;
|
|
}
|
|
|
|
const uri = Uri.file(path.isAbsolute(newPath) ? newPath : path.join(this.repositoryRoot, newPath));
|
|
result.push({
|
|
uri,
|
|
renameUri: uri,
|
|
originalUri,
|
|
status: Status.INDEX_RENAMED
|
|
});
|
|
|
|
continue;
|
|
|
|
default:
|
|
// Unknown status
|
|
break entriesLoop;
|
|
}
|
|
|
|
result.push({
|
|
status,
|
|
originalUri,
|
|
uri: originalUri,
|
|
renameUri: originalUri,
|
|
});
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
async getMergeBase(ref1: string, ref2: string): Promise<string> {
|
|
const args = ['merge-base', ref1, ref2];
|
|
const result = await this.exec(args);
|
|
|
|
return result.stdout.trim();
|
|
}
|
|
|
|
async hashObject(data: string): Promise<string> {
|
|
const args = ['hash-object', '-w', '--stdin'];
|
|
const result = await this.exec(args, { input: data });
|
|
|
|
return result.stdout.trim();
|
|
}
|
|
|
|
async add(paths: string[], opts?: { update?: boolean }): Promise<void> {
|
|
const args = ['add'];
|
|
|
|
if (opts && opts.update) {
|
|
args.push('-u');
|
|
} else {
|
|
args.push('-A');
|
|
}
|
|
|
|
if (paths && paths.length) {
|
|
for (const chunk of splitInChunks(paths.map(sanitizePath), MAX_CLI_LENGTH)) {
|
|
await this.exec([...args, '--', ...chunk]);
|
|
}
|
|
} else {
|
|
await this.exec([...args, '--', '.']);
|
|
}
|
|
}
|
|
|
|
async rm(paths: string[]): Promise<void> {
|
|
const args = ['rm', '--'];
|
|
|
|
if (!paths || !paths.length) {
|
|
return;
|
|
}
|
|
|
|
args.push(...paths.map(sanitizePath));
|
|
|
|
await this.exec(args);
|
|
}
|
|
|
|
async stage(path: string, data: string): Promise<void> {
|
|
const child = this.stream(['hash-object', '--stdin', '-w', '--path', sanitizePath(path)], { stdio: [null, null, null] });
|
|
child.stdin!.end(data, 'utf8');
|
|
|
|
const { exitCode, stdout } = await exec(child);
|
|
const hash = stdout.toString('utf8');
|
|
|
|
if (exitCode) {
|
|
throw new GitError({
|
|
message: 'Could not hash object.',
|
|
exitCode: exitCode
|
|
});
|
|
}
|
|
|
|
const treeish = await this.getCommit('HEAD').then(() => 'HEAD', () => '');
|
|
let mode: string;
|
|
let add: string = '';
|
|
|
|
try {
|
|
const details = await this.getObjectDetails(treeish, path);
|
|
mode = details.mode;
|
|
} catch (err) {
|
|
if (err.gitErrorCode !== GitErrorCodes.UnknownPath) {
|
|
throw err;
|
|
}
|
|
|
|
mode = '100644';
|
|
add = '--add';
|
|
}
|
|
|
|
await this.exec(['update-index', add, '--cacheinfo', mode, hash, path]);
|
|
}
|
|
|
|
async checkout(treeish: string, paths: string[], opts: { track?: boolean, detached?: boolean } = Object.create(null)): Promise<void> {
|
|
const args = ['checkout', '-q'];
|
|
|
|
if (opts.track) {
|
|
args.push('--track');
|
|
}
|
|
|
|
if (opts.detached) {
|
|
args.push('--detach');
|
|
}
|
|
|
|
if (treeish) {
|
|
args.push(treeish);
|
|
}
|
|
|
|
try {
|
|
if (paths && paths.length > 0) {
|
|
for (const chunk of splitInChunks(paths.map(sanitizePath), MAX_CLI_LENGTH)) {
|
|
await this.exec([...args, '--', ...chunk]);
|
|
}
|
|
} else {
|
|
await this.exec(args);
|
|
}
|
|
} catch (err) {
|
|
if (/Please,? commit your changes or stash them/.test(err.stderr || '')) {
|
|
err.gitErrorCode = GitErrorCodes.DirtyWorkTree;
|
|
err.gitTreeish = treeish;
|
|
}
|
|
|
|
throw err;
|
|
}
|
|
}
|
|
|
|
async commit(message: string | undefined, opts: CommitOptions = Object.create(null)): Promise<void> {
|
|
const args = ['commit', '--quiet', '--allow-empty-message'];
|
|
|
|
if (opts.all) {
|
|
args.push('--all');
|
|
}
|
|
|
|
if (opts.amend && message) {
|
|
args.push('--amend');
|
|
}
|
|
|
|
if (opts.amend && !message) {
|
|
args.push('--amend', '--no-edit');
|
|
} else {
|
|
args.push('--file', '-');
|
|
}
|
|
|
|
if (opts.signoff) {
|
|
args.push('--signoff');
|
|
}
|
|
|
|
if (opts.signCommit) {
|
|
args.push('-S');
|
|
}
|
|
|
|
if (opts.empty) {
|
|
args.push('--allow-empty');
|
|
}
|
|
|
|
if (opts.noVerify) {
|
|
args.push('--no-verify');
|
|
}
|
|
|
|
if (opts.requireUserConfig ?? true) {
|
|
// Stops git from guessing at user/email
|
|
args.splice(0, 0, '-c', 'user.useConfigOnly=true');
|
|
}
|
|
|
|
try {
|
|
await this.exec(args, !opts.amend || message ? { input: message || '' } : {});
|
|
} catch (commitErr) {
|
|
await this.handleCommitError(commitErr);
|
|
}
|
|
}
|
|
|
|
async rebaseAbort(): Promise<void> {
|
|
await this.exec(['rebase', '--abort']);
|
|
}
|
|
|
|
async rebaseContinue(): Promise<void> {
|
|
const args = ['rebase', '--continue'];
|
|
|
|
try {
|
|
await this.exec(args);
|
|
} catch (commitErr) {
|
|
await this.handleCommitError(commitErr);
|
|
}
|
|
}
|
|
|
|
private async handleCommitError(commitErr: any): Promise<void> {
|
|
if (/not possible because you have unmerged files/.test(commitErr.stderr || '')) {
|
|
commitErr.gitErrorCode = GitErrorCodes.UnmergedChanges;
|
|
throw commitErr;
|
|
}
|
|
|
|
try {
|
|
await this.exec(['config', '--get-all', 'user.name']);
|
|
} catch (err) {
|
|
err.gitErrorCode = GitErrorCodes.NoUserNameConfigured;
|
|
throw err;
|
|
}
|
|
|
|
try {
|
|
await this.exec(['config', '--get-all', 'user.email']);
|
|
} catch (err) {
|
|
err.gitErrorCode = GitErrorCodes.NoUserEmailConfigured;
|
|
throw err;
|
|
}
|
|
|
|
throw commitErr;
|
|
}
|
|
|
|
async branch(name: string, checkout: boolean, ref?: string): Promise<void> {
|
|
const args = checkout ? ['checkout', '-q', '-b', name, '--no-track'] : ['branch', '-q', name];
|
|
|
|
if (ref) {
|
|
args.push(ref);
|
|
}
|
|
|
|
await this.exec(args);
|
|
}
|
|
|
|
async deleteBranch(name: string, force?: boolean): Promise<void> {
|
|
const args = ['branch', force ? '-D' : '-d', name];
|
|
await this.exec(args);
|
|
}
|
|
|
|
async renameBranch(name: string): Promise<void> {
|
|
const args = ['branch', '-m', name];
|
|
await this.exec(args);
|
|
}
|
|
|
|
async move(from: string, to: string): Promise<void> {
|
|
const args = ['mv', from, to];
|
|
await this.exec(args);
|
|
}
|
|
|
|
async setBranchUpstream(name: string, upstream: string): Promise<void> {
|
|
const args = ['branch', '--set-upstream-to', upstream, name];
|
|
await this.exec(args);
|
|
}
|
|
|
|
async deleteRef(ref: string): Promise<void> {
|
|
const args = ['update-ref', '-d', ref];
|
|
await this.exec(args);
|
|
}
|
|
|
|
async merge(ref: string): Promise<void> {
|
|
const args = ['merge', ref];
|
|
|
|
try {
|
|
await this.exec(args);
|
|
} catch (err) {
|
|
if (/^CONFLICT /m.test(err.stdout || '')) {
|
|
err.gitErrorCode = GitErrorCodes.Conflict;
|
|
}
|
|
|
|
throw err;
|
|
}
|
|
}
|
|
|
|
async tag(name: string, message?: string): Promise<void> {
|
|
let args = ['tag'];
|
|
|
|
if (message) {
|
|
args = [...args, '-a', name, '-m', message];
|
|
} else {
|
|
args = [...args, name];
|
|
}
|
|
|
|
await this.exec(args);
|
|
}
|
|
|
|
async deleteTag(name: string): Promise<void> {
|
|
let args = ['tag', '-d', name];
|
|
await this.exec(args);
|
|
}
|
|
|
|
async clean(paths: string[]): Promise<void> {
|
|
const pathsByGroup = groupBy(paths.map(sanitizePath), p => path.dirname(p));
|
|
const groups = Object.keys(pathsByGroup).map(k => pathsByGroup[k]);
|
|
|
|
const limiter = new Limiter(5);
|
|
const promises: Promise<any>[] = [];
|
|
const args = ['clean', '-f', '-q'];
|
|
|
|
for (const paths of groups) {
|
|
for (const chunk of splitInChunks(paths.map(sanitizePath), MAX_CLI_LENGTH)) {
|
|
promises.push(limiter.queue(() => this.exec([...args, '--', ...chunk])));
|
|
}
|
|
}
|
|
|
|
await Promise.all(promises);
|
|
}
|
|
|
|
async undo(): Promise<void> {
|
|
await this.exec(['clean', '-fd']);
|
|
|
|
try {
|
|
await this.exec(['checkout', '--', '.']);
|
|
} catch (err) {
|
|
if (/did not match any file\(s\) known to git\./.test(err.stderr || '')) {
|
|
return;
|
|
}
|
|
|
|
throw err;
|
|
}
|
|
}
|
|
|
|
async reset(treeish: string, hard: boolean = false): Promise<void> {
|
|
const args = ['reset', hard ? '--hard' : '--soft', treeish];
|
|
await this.exec(args);
|
|
}
|
|
|
|
async revert(treeish: string, paths: string[]): Promise<void> {
|
|
const result = await this.exec(['branch']);
|
|
let args: string[];
|
|
|
|
// In case there are no branches, we must use rm --cached
|
|
if (!result.stdout) {
|
|
args = ['rm', '--cached', '-r'];
|
|
} else {
|
|
args = ['reset', '-q', treeish];
|
|
}
|
|
|
|
try {
|
|
if (paths && paths.length > 0) {
|
|
for (const chunk of splitInChunks(paths.map(sanitizePath), MAX_CLI_LENGTH)) {
|
|
await this.exec([...args, '--', ...chunk]);
|
|
}
|
|
} else {
|
|
await this.exec([...args, '--', '.']);
|
|
}
|
|
} catch (err) {
|
|
// In case there are merge conflicts to be resolved, git reset will output
|
|
// some "needs merge" data. We try to get around that.
|
|
if (/([^:]+: needs merge\n)+/m.test(err.stdout || '')) {
|
|
return;
|
|
}
|
|
|
|
throw err;
|
|
}
|
|
}
|
|
|
|
async addRemote(name: string, url: string): Promise<void> {
|
|
const args = ['remote', 'add', name, url];
|
|
await this.exec(args);
|
|
}
|
|
|
|
async removeRemote(name: string): Promise<void> {
|
|
const args = ['remote', 'remove', name];
|
|
await this.exec(args);
|
|
}
|
|
|
|
async renameRemote(name: string, newName: string): Promise<void> {
|
|
const args = ['remote', 'rename', name, newName];
|
|
await this.exec(args);
|
|
}
|
|
|
|
async fetch(options: { remote?: string, ref?: string, all?: boolean, prune?: boolean, depth?: number, silent?: boolean, readonly cancellationToken?: CancellationToken } = {}): Promise<void> {
|
|
const args = ['fetch'];
|
|
const spawnOptions: SpawnOptions = {
|
|
cancellationToken: options.cancellationToken,
|
|
env: { 'GIT_HTTP_USER_AGENT': this.git.userAgent }
|
|
};
|
|
|
|
if (options.remote) {
|
|
args.push(options.remote);
|
|
|
|
if (options.ref) {
|
|
args.push(options.ref);
|
|
}
|
|
} else if (options.all) {
|
|
args.push('--all');
|
|
}
|
|
|
|
if (options.prune) {
|
|
args.push('--prune');
|
|
}
|
|
|
|
if (typeof options.depth === 'number') {
|
|
args.push(`--depth=${options.depth}`);
|
|
}
|
|
|
|
if (options.silent) {
|
|
spawnOptions.env!['VSCODE_GIT_FETCH_SILENT'] = 'true';
|
|
}
|
|
|
|
try {
|
|
await this.exec(args, spawnOptions);
|
|
} catch (err) {
|
|
if (/No remote repository specified\./.test(err.stderr || '')) {
|
|
err.gitErrorCode = GitErrorCodes.NoRemoteRepositorySpecified;
|
|
} else if (/Could not read from remote repository/.test(err.stderr || '')) {
|
|
err.gitErrorCode = GitErrorCodes.RemoteConnectionError;
|
|
}
|
|
|
|
throw err;
|
|
}
|
|
}
|
|
|
|
async pull(rebase?: boolean, remote?: string, branch?: string, options: PullOptions = {}): Promise<void> {
|
|
const args = ['pull'];
|
|
|
|
if (options.tags) {
|
|
args.push('--tags');
|
|
}
|
|
|
|
if (options.unshallow) {
|
|
args.push('--unshallow');
|
|
}
|
|
|
|
if (rebase) {
|
|
args.push('-r');
|
|
}
|
|
|
|
if (remote && branch) {
|
|
args.push(remote);
|
|
args.push(branch);
|
|
}
|
|
|
|
try {
|
|
await this.exec(args, {
|
|
cancellationToken: options.cancellationToken,
|
|
env: { 'GIT_HTTP_USER_AGENT': this.git.userAgent }
|
|
});
|
|
} catch (err) {
|
|
if (/^CONFLICT \([^)]+\): \b/m.test(err.stdout || '')) {
|
|
err.gitErrorCode = GitErrorCodes.Conflict;
|
|
} else if (/Please tell me who you are\./.test(err.stderr || '')) {
|
|
err.gitErrorCode = GitErrorCodes.NoUserNameConfigured;
|
|
} else if (/Could not read from remote repository/.test(err.stderr || '')) {
|
|
err.gitErrorCode = GitErrorCodes.RemoteConnectionError;
|
|
} else if (/Pull(?:ing)? is not possible because you have unmerged files|Cannot pull with rebase: You have unstaged changes|Your local changes to the following files would be overwritten|Please, commit your changes before you can merge/i.test(err.stderr)) {
|
|
err.stderr = err.stderr.replace(/Cannot pull with rebase: You have unstaged changes/i, 'Cannot pull with rebase, you have unstaged changes');
|
|
err.gitErrorCode = GitErrorCodes.DirtyWorkTree;
|
|
} else if (/cannot lock ref|unable to update local ref/i.test(err.stderr || '')) {
|
|
err.gitErrorCode = GitErrorCodes.CantLockRef;
|
|
} else if (/cannot rebase onto multiple branches/i.test(err.stderr || '')) {
|
|
err.gitErrorCode = GitErrorCodes.CantRebaseMultipleBranches;
|
|
}
|
|
|
|
throw err;
|
|
}
|
|
}
|
|
|
|
async rebase(branch: string, options: PullOptions = {}): Promise<void> {
|
|
const args = ['rebase'];
|
|
|
|
args.push(branch);
|
|
|
|
try {
|
|
await this.exec(args, options);
|
|
} catch (err) {
|
|
if (/^CONFLICT \([^)]+\): \b/m.test(err.stdout || '')) {
|
|
err.gitErrorCode = GitErrorCodes.Conflict;
|
|
} else if (/cannot rebase onto multiple branches/i.test(err.stderr || '')) {
|
|
err.gitErrorCode = GitErrorCodes.CantRebaseMultipleBranches;
|
|
}
|
|
|
|
throw err;
|
|
}
|
|
}
|
|
|
|
async push(remote?: string, name?: string, setUpstream: boolean = false, followTags = false, forcePushMode?: ForcePushMode, tags = false): Promise<void> {
|
|
const args = ['push'];
|
|
|
|
if (forcePushMode === ForcePushMode.ForceWithLease) {
|
|
args.push('--force-with-lease');
|
|
} else if (forcePushMode === ForcePushMode.Force) {
|
|
args.push('--force');
|
|
}
|
|
|
|
if (setUpstream) {
|
|
args.push('-u');
|
|
}
|
|
|
|
if (followTags) {
|
|
args.push('--follow-tags');
|
|
}
|
|
|
|
if (tags) {
|
|
args.push('--tags');
|
|
}
|
|
|
|
if (remote) {
|
|
args.push(remote);
|
|
}
|
|
|
|
if (name) {
|
|
args.push(name);
|
|
}
|
|
|
|
try {
|
|
await this.exec(args, { env: { 'GIT_HTTP_USER_AGENT': this.git.userAgent } });
|
|
} catch (err) {
|
|
if (/^error: failed to push some refs to\b/m.test(err.stderr || '')) {
|
|
err.gitErrorCode = GitErrorCodes.PushRejected;
|
|
} else if (/Could not read from remote repository/.test(err.stderr || '')) {
|
|
err.gitErrorCode = GitErrorCodes.RemoteConnectionError;
|
|
} else if (/^fatal: The current branch .* has no upstream branch/.test(err.stderr || '')) {
|
|
err.gitErrorCode = GitErrorCodes.NoUpstreamBranch;
|
|
} else if (/Permission.*denied/.test(err.stderr || '')) {
|
|
err.gitErrorCode = GitErrorCodes.PermissionDenied;
|
|
}
|
|
|
|
throw err;
|
|
}
|
|
}
|
|
|
|
async cherryPick(commitHash: string): Promise<void> {
|
|
const args = ['cherry-pick', commitHash];
|
|
await this.exec(args);
|
|
}
|
|
|
|
async blame(path: string): Promise<string> {
|
|
try {
|
|
const args = ['blame', sanitizePath(path)];
|
|
const result = await this.exec(args);
|
|
return result.stdout.trim();
|
|
} catch (err) {
|
|
if (/^fatal: no such path/.test(err.stderr || '')) {
|
|
err.gitErrorCode = GitErrorCodes.NoPathFound;
|
|
}
|
|
|
|
throw err;
|
|
}
|
|
}
|
|
|
|
async createStash(message?: string, includeUntracked?: boolean): Promise<void> {
|
|
try {
|
|
const args = ['stash', 'push'];
|
|
|
|
if (includeUntracked) {
|
|
args.push('-u');
|
|
}
|
|
|
|
if (message) {
|
|
args.push('-m', message);
|
|
}
|
|
|
|
await this.exec(args);
|
|
} catch (err) {
|
|
if (/No local changes to save/.test(err.stderr || '')) {
|
|
err.gitErrorCode = GitErrorCodes.NoLocalChanges;
|
|
}
|
|
|
|
throw err;
|
|
}
|
|
}
|
|
|
|
async popStash(index?: number): Promise<void> {
|
|
const args = ['stash', 'pop'];
|
|
await this.popOrApplyStash(args, index);
|
|
}
|
|
|
|
async applyStash(index?: number): Promise<void> {
|
|
const args = ['stash', 'apply'];
|
|
await this.popOrApplyStash(args, index);
|
|
}
|
|
|
|
private async popOrApplyStash(args: string[], index?: number): Promise<void> {
|
|
try {
|
|
if (typeof index === 'number') {
|
|
args.push(`stash@{${index}}`);
|
|
}
|
|
|
|
await this.exec(args);
|
|
} catch (err) {
|
|
if (/No stash found/.test(err.stderr || '')) {
|
|
err.gitErrorCode = GitErrorCodes.NoStashFound;
|
|
} else if (/error: Your local changes to the following files would be overwritten/.test(err.stderr || '')) {
|
|
err.gitErrorCode = GitErrorCodes.LocalChangesOverwritten;
|
|
} else if (/^CONFLICT/m.test(err.stdout || '')) {
|
|
err.gitErrorCode = GitErrorCodes.StashConflict;
|
|
}
|
|
|
|
throw err;
|
|
}
|
|
}
|
|
|
|
async dropStash(index?: number): Promise<void> {
|
|
const args = ['stash', 'drop'];
|
|
|
|
if (typeof index === 'number') {
|
|
args.push(`stash@{${index}}`);
|
|
}
|
|
|
|
try {
|
|
await this.exec(args);
|
|
} catch (err) {
|
|
if (/No stash found/.test(err.stderr || '')) {
|
|
err.gitErrorCode = GitErrorCodes.NoStashFound;
|
|
}
|
|
|
|
throw err;
|
|
}
|
|
}
|
|
|
|
getStatus(opts?: { limit?: number, ignoreSubmodules?: boolean }): Promise<{ status: IFileStatus[]; didHitLimit: boolean; }> {
|
|
return new Promise<{ status: IFileStatus[]; didHitLimit: boolean; }>((c, e) => {
|
|
const parser = new GitStatusParser();
|
|
const env = { GIT_OPTIONAL_LOCKS: '0' };
|
|
const args = ['status', '-z', '-u'];
|
|
|
|
if (opts?.ignoreSubmodules) {
|
|
args.push('--ignore-submodules');
|
|
}
|
|
|
|
const child = this.stream(args, { env });
|
|
|
|
const onExit = (exitCode: number) => {
|
|
if (exitCode !== 0) {
|
|
const stderr = stderrData.join('');
|
|
return e(new GitError({
|
|
message: 'Failed to execute git',
|
|
stderr,
|
|
exitCode,
|
|
gitErrorCode: getGitErrorCode(stderr),
|
|
gitCommand: 'status',
|
|
gitArgs: args
|
|
}));
|
|
}
|
|
|
|
c({ status: parser.status, didHitLimit: false });
|
|
};
|
|
|
|
const limit = opts?.limit ?? 5000;
|
|
const onStdoutData = (raw: string) => {
|
|
parser.update(raw);
|
|
|
|
if (parser.status.length > limit) {
|
|
child.removeListener('exit', onExit);
|
|
child.stdout!.removeListener('data', onStdoutData);
|
|
child.kill();
|
|
|
|
c({ status: parser.status.slice(0, limit), didHitLimit: true });
|
|
}
|
|
};
|
|
|
|
child.stdout!.setEncoding('utf8');
|
|
child.stdout!.on('data', onStdoutData);
|
|
|
|
const stderrData: string[] = [];
|
|
child.stderr!.setEncoding('utf8');
|
|
child.stderr!.on('data', raw => stderrData.push(raw as string));
|
|
|
|
child.on('error', cpErrorHandler(e));
|
|
child.on('exit', onExit);
|
|
});
|
|
}
|
|
|
|
async getHEAD(): Promise<Ref> {
|
|
try {
|
|
const result = await this.exec(['symbolic-ref', '--short', 'HEAD']);
|
|
|
|
if (!result.stdout) {
|
|
throw new Error('Not in a branch');
|
|
}
|
|
|
|
return { name: result.stdout.trim(), commit: undefined, type: RefType.Head };
|
|
} catch (err) {
|
|
const result = await this.exec(['rev-parse', 'HEAD']);
|
|
|
|
if (!result.stdout) {
|
|
throw new Error('Error parsing HEAD');
|
|
}
|
|
|
|
return { name: undefined, commit: result.stdout.trim(), type: RefType.Head };
|
|
}
|
|
}
|
|
|
|
async findTrackingBranches(upstreamBranch: string): Promise<Branch[]> {
|
|
const result = await this.exec(['for-each-ref', '--format', '%(refname:short)%00%(upstream:short)', 'refs/heads']);
|
|
return result.stdout.trim().split('\n')
|
|
.map(line => line.trim().split('\0'))
|
|
.filter(([_, upstream]) => upstream === upstreamBranch)
|
|
.map(([ref]) => ({ name: ref, type: RefType.Head } as Branch));
|
|
}
|
|
|
|
async getRefs(opts?: { sort?: 'alphabetically' | 'committerdate', contains?: string, pattern?: string, count?: number }): Promise<Ref[]> {
|
|
const args = ['for-each-ref'];
|
|
|
|
if (opts?.count) {
|
|
args.push(`--count=${opts.count}`);
|
|
}
|
|
|
|
if (opts && opts.sort && opts.sort !== 'alphabetically') {
|
|
args.push('--sort', `-${opts.sort}`);
|
|
}
|
|
|
|
args.push('--format', '%(refname) %(objectname) %(*objectname)');
|
|
|
|
if (opts?.pattern) {
|
|
args.push(opts.pattern);
|
|
}
|
|
|
|
if (opts?.contains) {
|
|
args.push('--contains', opts.contains);
|
|
}
|
|
|
|
const result = await this.exec(args);
|
|
|
|
const fn = (line: string): Ref | null => {
|
|
let match: RegExpExecArray | null;
|
|
|
|
if (match = /^refs\/heads\/([^ ]+) ([0-9a-f]{40}) ([0-9a-f]{40})?$/.exec(line)) {
|
|
return { name: match[1], commit: match[2], type: RefType.Head };
|
|
} else if (match = /^refs\/remotes\/([^/]+)\/([^ ]+) ([0-9a-f]{40}) ([0-9a-f]{40})?$/.exec(line)) {
|
|
return { name: `${match[1]}/${match[2]}`, commit: match[3], type: RefType.RemoteHead, remote: match[1] };
|
|
} else if (match = /^refs\/tags\/([^ ]+) ([0-9a-f]{40}) ([0-9a-f]{40})?$/.exec(line)) {
|
|
return { name: match[1], commit: match[3] ?? match[2], type: RefType.Tag };
|
|
}
|
|
|
|
return null;
|
|
};
|
|
|
|
return result.stdout.split('\n')
|
|
.filter(line => !!line)
|
|
.map(fn)
|
|
.filter(ref => !!ref) as Ref[];
|
|
}
|
|
|
|
async getStashes(): Promise<Stash[]> {
|
|
const result = await this.exec(['stash', 'list']);
|
|
const regex = /^stash@{(\d+)}:(.+)$/;
|
|
const rawStashes = result.stdout.trim().split('\n')
|
|
.filter(b => !!b)
|
|
.map(line => regex.exec(line) as RegExpExecArray)
|
|
.filter(g => !!g)
|
|
.map(([, index, description]: RegExpExecArray) => ({ index: parseInt(index), description }));
|
|
|
|
return rawStashes;
|
|
}
|
|
|
|
async getRemotes(): Promise<Remote[]> {
|
|
const result = await this.exec(['remote', '--verbose']);
|
|
const lines = result.stdout.trim().split('\n').filter(l => !!l);
|
|
const remotes: MutableRemote[] = [];
|
|
|
|
for (const line of lines) {
|
|
const parts = line.split(/\s/);
|
|
const [name, url, type] = parts;
|
|
|
|
let remote = remotes.find(r => r.name === name);
|
|
|
|
if (!remote) {
|
|
remote = { name, isReadOnly: false };
|
|
remotes.push(remote);
|
|
}
|
|
|
|
if (/fetch/i.test(type)) {
|
|
remote.fetchUrl = url;
|
|
} else if (/push/i.test(type)) {
|
|
remote.pushUrl = url;
|
|
} else {
|
|
remote.fetchUrl = url;
|
|
remote.pushUrl = url;
|
|
}
|
|
|
|
// https://github.com/microsoft/vscode/issues/45271
|
|
remote.isReadOnly = remote.pushUrl === undefined || remote.pushUrl === 'no_push';
|
|
}
|
|
|
|
return remotes;
|
|
}
|
|
|
|
async getBranch(name: string): Promise<Branch> {
|
|
if (name === 'HEAD') {
|
|
return this.getHEAD();
|
|
}
|
|
|
|
const args = ['for-each-ref'];
|
|
|
|
let supportsAheadBehind = true;
|
|
if (this._git.compareGitVersionTo('1.9.0') === -1) {
|
|
args.push('--format=%(refname)%00%(upstream:short)%00%(objectname)');
|
|
supportsAheadBehind = false;
|
|
} else {
|
|
args.push('--format=%(refname)%00%(upstream:short)%00%(objectname)%00%(upstream:track)');
|
|
}
|
|
|
|
if (/^refs\/(head|remotes)\//i.test(name)) {
|
|
args.push(name);
|
|
} else {
|
|
args.push(`refs/heads/${name}`, `refs/remotes/${name}`);
|
|
}
|
|
|
|
const result = await this.exec(args);
|
|
const branches: Branch[] = result.stdout.trim().split('\n').map<Branch | undefined>(line => {
|
|
let [branchName, upstream, ref, status] = line.trim().split('\0');
|
|
|
|
if (branchName.startsWith('refs/heads/')) {
|
|
branchName = branchName.substring(11);
|
|
const index = upstream.indexOf('/');
|
|
|
|
let ahead;
|
|
let behind;
|
|
const match = /\[(?:ahead ([0-9]+))?[,\s]*(?:behind ([0-9]+))?]|\[gone]/.exec(status);
|
|
if (match) {
|
|
[, ahead, behind] = match;
|
|
}
|
|
|
|
return {
|
|
type: RefType.Head,
|
|
name: branchName,
|
|
upstream: upstream ? {
|
|
name: upstream.substring(index + 1),
|
|
remote: upstream.substring(0, index)
|
|
} : undefined,
|
|
commit: ref || undefined,
|
|
ahead: Number(ahead) || 0,
|
|
behind: Number(behind) || 0,
|
|
};
|
|
} else if (branchName.startsWith('refs/remotes/')) {
|
|
branchName = branchName.substring(13);
|
|
const index = branchName.indexOf('/');
|
|
|
|
return {
|
|
type: RefType.RemoteHead,
|
|
name: branchName.substring(index + 1),
|
|
remote: branchName.substring(0, index),
|
|
commit: ref,
|
|
};
|
|
} else {
|
|
return undefined;
|
|
}
|
|
}).filter((b?: Branch): b is Branch => !!b);
|
|
|
|
if (branches.length) {
|
|
const [branch] = branches;
|
|
|
|
if (!supportsAheadBehind && branch.upstream) {
|
|
try {
|
|
const result = await this.exec(['rev-list', '--left-right', '--count', `${branch.name}...${branch.upstream.remote}/${branch.upstream.name}`]);
|
|
const [ahead, behind] = result.stdout.trim().split('\t');
|
|
|
|
(branch as any).ahead = Number(ahead) || 0;
|
|
(branch as any).behind = Number(behind) || 0;
|
|
} catch { }
|
|
}
|
|
|
|
return branch;
|
|
}
|
|
|
|
return Promise.reject<Branch>(new Error('No such branch'));
|
|
}
|
|
|
|
async getBranches(query: BranchQuery): Promise<Ref[]> {
|
|
const refs = await this.getRefs({ contains: query.contains, pattern: query.pattern ? `refs/${query.pattern}` : undefined, count: query.count });
|
|
return refs.filter(value => (value.type !== RefType.Tag) && (query.remote || !value.remote));
|
|
}
|
|
|
|
// TODO: Support core.commentChar
|
|
stripCommitMessageComments(message: string): string {
|
|
return message.replace(/^\s*#.*$\n?/gm, '').trim();
|
|
}
|
|
|
|
async getSquashMessage(): Promise<string | undefined> {
|
|
const squashMsgPath = path.join(this.repositoryRoot, '.git', 'SQUASH_MSG');
|
|
|
|
try {
|
|
const raw = await fs.readFile(squashMsgPath, 'utf8');
|
|
return this.stripCommitMessageComments(raw);
|
|
} catch {
|
|
return undefined;
|
|
}
|
|
}
|
|
|
|
async getMergeMessage(): Promise<string | undefined> {
|
|
const mergeMsgPath = path.join(this.repositoryRoot, '.git', 'MERGE_MSG');
|
|
|
|
try {
|
|
const raw = await fs.readFile(mergeMsgPath, 'utf8');
|
|
return this.stripCommitMessageComments(raw);
|
|
} catch {
|
|
return undefined;
|
|
}
|
|
}
|
|
|
|
async getCommitTemplate(): Promise<string> {
|
|
try {
|
|
const result = await this.exec(['config', '--get', 'commit.template']);
|
|
|
|
if (!result.stdout) {
|
|
return '';
|
|
}
|
|
|
|
// https://github.com/git/git/blob/3a0f269e7c82aa3a87323cb7ae04ac5f129f036b/path.c#L612
|
|
const homedir = os.homedir();
|
|
let templatePath = result.stdout.trim()
|
|
.replace(/^~([^\/]*)\//, (_, user) => `${user ? path.join(path.dirname(homedir), user) : homedir}/`);
|
|
|
|
if (!path.isAbsolute(templatePath)) {
|
|
templatePath = path.join(this.repositoryRoot, templatePath);
|
|
}
|
|
|
|
const raw = await fs.readFile(templatePath, 'utf8');
|
|
return this.stripCommitMessageComments(raw);
|
|
} catch (err) {
|
|
return '';
|
|
}
|
|
}
|
|
|
|
async getCommit(ref: string): Promise<Commit> {
|
|
const result = await this.exec(['show', '-s', `--format=${COMMIT_FORMAT}`, '-z', ref]);
|
|
const commits = parseGitCommits(result.stdout);
|
|
if (commits.length === 0) {
|
|
return Promise.reject<Commit>('bad commit format');
|
|
}
|
|
return commits[0];
|
|
}
|
|
|
|
async updateSubmodules(paths: string[]): Promise<void> {
|
|
const args = ['submodule', 'update'];
|
|
|
|
for (const chunk of splitInChunks(paths.map(sanitizePath), MAX_CLI_LENGTH)) {
|
|
await this.exec([...args, '--', ...chunk]);
|
|
}
|
|
}
|
|
|
|
async getSubmodules(): Promise<Submodule[]> {
|
|
const gitmodulesPath = path.join(this.root, '.gitmodules');
|
|
|
|
try {
|
|
const gitmodulesRaw = await fs.readFile(gitmodulesPath, 'utf8');
|
|
return parseGitmodules(gitmodulesRaw);
|
|
} catch (err) {
|
|
if (/ENOENT/.test(err.message)) {
|
|
return [];
|
|
}
|
|
|
|
throw err;
|
|
}
|
|
}
|
|
}
|