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Copy pathgit-command-manager.ts
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446 lines (396 loc) · 10.6 KB
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import * as exec from '@actions/exec'
import * as io from '@actions/io'
import * as utils from './utils'
import * as path from 'path'
import stream, {Writable} from 'stream'
const tagsRefSpec = '+refs/tags/*:refs/tags/*'
export type Commit = {
sha: string
tree: string
parents: string[]
signed: boolean
subject: string
body: string
changes: {
mode: string
dstSha: string
status: 'A' | 'M' | 'D'
path: string
}[]
unparsedChanges: string[]
}
export type ExecOpts = {
allowAllExitCodes?: boolean
encoding?: 'utf8' | 'base64'
suppressGitCmdOutput?: boolean
}
export class GitCommandManager {
private gitPath: string
private workingDirectory: string
// Git options used when commands require an identity
private identityGitOptions?: string[]
private constructor(workingDirectory: string, gitPath: string) {
this.workingDirectory = workingDirectory
this.gitPath = gitPath
}
static async create(workingDirectory: string): Promise<GitCommandManager> {
const gitPath = await io.which('git', true)
return new GitCommandManager(workingDirectory, gitPath)
}
setIdentityGitOptions(identityGitOptions: string[]): void {
this.identityGitOptions = identityGitOptions
}
async checkout(ref: string, startPoint?: string): Promise<void> {
const args = ['checkout', '--progress']
if (startPoint) {
args.push('-B', ref, startPoint)
} else {
args.push(ref)
}
// https://github.com/git/git/commit/a047fafc7866cc4087201e284dc1f53e8f9a32d5
args.push('--')
await this.exec(args)
}
async cherryPick(
options?: string[],
allowAllExitCodes = false
): Promise<GitOutput> {
const args = ['cherry-pick']
if (this.identityGitOptions) {
args.unshift(...this.identityGitOptions)
}
if (options) {
args.push(...options)
}
return await this.exec(args, {allowAllExitCodes: allowAllExitCodes})
}
async commit(
options?: string[],
allowAllExitCodes = false
): Promise<GitOutput> {
const args = ['commit']
if (this.identityGitOptions) {
args.unshift(...this.identityGitOptions)
}
if (options) {
args.push(...options)
}
return await this.exec(args, {allowAllExitCodes: allowAllExitCodes})
}
async config(
configKey: string,
configValue: string,
globalConfig?: boolean,
add?: boolean
): Promise<void> {
const args: string[] = ['config', globalConfig ? '--global' : '--local']
if (add) {
args.push('--add')
}
args.push(...[configKey, configValue])
await this.exec(args)
}
async configExists(
configKey: string,
configValue = '.',
globalConfig?: boolean
): Promise<boolean> {
const output = await this.exec(
[
'config',
globalConfig ? '--global' : '--local',
'--name-only',
'--get-regexp',
configKey,
configValue
],
{allowAllExitCodes: true}
)
return output.exitCode === 0
}
async fetch(
refSpec: string[],
remoteName?: string,
options?: string[],
unshallow = false
): Promise<void> {
const args = ['-c', 'protocol.version=2', 'fetch']
if (!refSpec.some(x => x === tagsRefSpec)) {
args.push('--no-tags')
}
args.push('--progress', '--no-recurse-submodules')
if (
unshallow &&
utils.fileExistsSync(path.join(this.workingDirectory, '.git', 'shallow'))
) {
args.push('--unshallow')
}
if (options) {
args.push(...options)
}
if (remoteName) {
args.push(remoteName)
} else {
args.push('origin')
}
for (const arg of refSpec) {
args.push(arg)
}
await this.exec(args)
}
async getCommit(ref: string): Promise<Commit> {
const endOfBody = '###EOB###'
const output = await this.exec(
[
'-c',
'core.quotePath=false',
'show',
'--raw',
'--cc',
'--no-renames',
'--no-abbrev',
`--format=%H%n%T%n%P%n%G?%n%s%n%b%n${endOfBody}`,
ref
],
{suppressGitCmdOutput: true}
)
const lines = output.stdout.split('\n')
const endOfBodyIndex = lines.lastIndexOf(endOfBody)
const detailLines = lines.slice(0, endOfBodyIndex)
const unparsedChanges: string[] = []
return <Commit>{
sha: detailLines[0],
tree: detailLines[1],
parents: detailLines[2].split(' '),
signed: detailLines[3] !== 'N',
subject: detailLines[4],
body: detailLines.slice(5, endOfBodyIndex).join('\n'),
changes: lines.slice(endOfBodyIndex + 2, -1).map(line => {
const change = line.match(
/^:(\d{6}) (\d{6}) \w{40} (\w{40}) ([AMD])\s+(.*)$/
)
if (change) {
return {
mode: change[4] === 'D' ? change[1] : change[2],
dstSha: change[3],
status: change[4],
path: change[5]
}
} else {
unparsedChanges.push(line)
}
}),
unparsedChanges: unparsedChanges
}
}
async getConfigValue(configKey: string, configValue = '.'): Promise<string> {
const output = await this.exec([
'config',
'--local',
'--get-regexp',
configKey,
configValue
])
return output.stdout.trim().split(`${configKey} `)[1]
}
getGitDirectory(): Promise<string> {
return this.revParse('--git-dir')
}
getWorkingDirectory(): string {
return this.workingDirectory
}
async hasDiff(options?: string[]): Promise<boolean> {
const args = ['diff', '--quiet']
if (options) {
args.push(...options)
}
const output = await this.exec(args, {allowAllExitCodes: true})
return output.exitCode === 1
}
async isDirty(untracked: boolean, pathspec?: string[]): Promise<boolean> {
const pathspecArgs = pathspec ? ['--', ...pathspec] : []
// Check untracked changes
const sargs = ['--porcelain', '-unormal']
sargs.push(...pathspecArgs)
if (untracked && (await this.status(sargs))) {
return true
}
// Check working index changes
if (await this.hasDiff(pathspecArgs)) {
return true
}
// Check staged changes
const dargs = ['--staged']
dargs.push(...pathspecArgs)
if (await this.hasDiff(dargs)) {
return true
}
return false
}
async push(options?: string[]): Promise<void> {
const args = ['push']
if (options) {
args.push(...options)
}
await this.exec(args)
}
async revList(
commitExpression: string[],
options?: string[]
): Promise<string> {
const args = ['rev-list']
if (options) {
args.push(...options)
}
args.push(...commitExpression)
const output = await this.exec(args)
return output.stdout.trim()
}
async revParse(ref: string, options?: string[]): Promise<string> {
const args = ['rev-parse']
if (options) {
args.push(...options)
}
args.push(ref)
const output = await this.exec(args)
return output.stdout.trim()
}
async showFileAtRefBase64(ref: string, path: string): Promise<string> {
const args = ['show', `${ref}:${path}`]
const output = await this.exec(args, {
encoding: 'base64',
suppressGitCmdOutput: true
})
return output.stdout.trim()
}
async stashPush(options?: string[]): Promise<boolean> {
const args = ['stash', 'push']
if (options) {
args.push(...options)
}
const output = await this.exec(args)
return output.stdout.trim() !== 'No local changes to save'
}
async stashPop(options?: string[]): Promise<void> {
const args = ['stash', 'pop']
if (options) {
args.push(...options)
}
await this.exec(args)
}
async status(options?: string[]): Promise<string> {
const args = ['status']
if (options) {
args.push(...options)
}
const output = await this.exec(args)
return output.stdout.trim()
}
async symbolicRef(ref: string, options?: string[]): Promise<string> {
const args = ['symbolic-ref', ref]
if (options) {
args.push(...options)
}
const output = await this.exec(args)
return output.stdout.trim()
}
async tryConfigUnset(
configKey: string,
configValue = '.',
globalConfig?: boolean
): Promise<boolean> {
const output = await this.exec(
[
'config',
globalConfig ? '--global' : '--local',
'--unset',
configKey,
configValue
],
{allowAllExitCodes: true}
)
return output.exitCode === 0
}
async tryGetRemoteUrl(): Promise<string> {
const output = await this.exec(
['config', '--local', '--get', 'remote.origin.url'],
{allowAllExitCodes: true}
)
if (output.exitCode !== 0) {
return ''
}
const stdout = output.stdout.trim()
if (stdout.includes('\n')) {
return ''
}
return stdout
}
async exec(
args: string[],
{
encoding = 'utf8',
allowAllExitCodes = false,
suppressGitCmdOutput = false
}: ExecOpts = {}
): Promise<GitOutput> {
const result = new GitOutput()
if (process.env['CPR_SHOW_GIT_CMD_OUTPUT']) {
// debug mode overrides the suppressGitCmdOutput option
suppressGitCmdOutput = false
}
const env = {}
for (const key of Object.keys(process.env)) {
env[key] = process.env[key]
}
const stdout: Buffer[] = []
let stdoutLength = 0
const stderr: Buffer[] = []
let stderrLength = 0
const options = {
cwd: this.workingDirectory,
env,
ignoreReturnCode: allowAllExitCodes,
listeners: {
stdout: (data: Buffer) => {
stdout.push(data)
stdoutLength += data.length
},
stderr: (data: Buffer) => {
stderr.push(data)
stderrLength += data.length
}
},
outStream: outStreamHandler(process.stdout, suppressGitCmdOutput),
errStream: outStreamHandler(process.stderr, suppressGitCmdOutput)
}
result.exitCode = await exec.exec(`"${this.gitPath}"`, args, options)
result.stdout = Buffer.concat(stdout, stdoutLength).toString(encoding)
result.stderr = Buffer.concat(stderr, stderrLength).toString(encoding)
return result
}
}
class GitOutput {
stdout = ''
stderr = ''
exitCode = 0
}
const outStreamHandler = (
outStream: Writable,
suppressGitCmdOutput: boolean
): Writable => {
return new stream.Writable({
write(chunk, _, next) {
if (suppressGitCmdOutput) {
const lines = chunk.toString().trimEnd().split('\n')
for (const line of lines) {
if (line.startsWith('[command]')) {
outStream.write(`${line}\n`)
}
}
} else {
outStream.write(chunk)
}
next()
}
})
}
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