Convert action to typescript

src/git-command-manager.ts

@@ -0,0 +1,258 @@
+import * as exec from '@actions/exec'
+import * as io from '@actions/io'
+
+const tagsRefSpec = '+refs/tags/*:refs/tags/*'
+
+export class GitCommandManager {
+  private gitPath: string
+  private workingDirectory: string
+  // Git options used when commands require auth
+  private authGitOptions?: 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)
+  }
+
+  setAuthGitOptions(authGitOptions: string[]): void {
+    this.authGitOptions = authGitOptions
+  }
+
+  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)
+    }
+    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)
+  }
+
+  async commit(options?: string[]): Promise<void> {
+    const args = ['commit']
+    if (this.identityGitOptions) {
+      args.unshift(...this.identityGitOptions)
+    }
+
+    if (options) {
+      args.push(...options)
+    }
+
+    await this.exec(args)
+  }
+
+  async diff(options?: string[]): Promise<string> {
+    const args = ['-c', 'core.pager=cat', 'diff']
+    if (options) {
+      args.push(...options)
+    }
+    const output = await this.exec(args)
+    return output.stdout.trim()
+  }
+
+  async fetch(
+    refSpec: string[],
+    remoteName?: string,
+    options?: string[]
+  ): Promise<void> {
+    const args = ['-c', 'protocol.version=2']
+    if (this.authGitOptions) {
+      args.push(...this.authGitOptions)
+    }
+    args.push('fetch')
+
+    if (!refSpec.some(x => x === tagsRefSpec)) {
+      args.push('--no-tags')
+    }
+
+    args.push('--progress', '--no-recurse-submodules')
+
+    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)
+  }
+
+  getWorkingDirectory(): string {
+    return this.workingDirectory
+  }
+
+  async isDirty(untracked: boolean): Promise<boolean> {
+    const diffArgs = ['--abbrev=40', '--full-index', '--raw']
+    // Check staged changes
+    if (await this.diff([...diffArgs, '--staged'])) {
+      return true
+    }
+    // Check working index changes
+    if (await this.diff(diffArgs)) {
+      return true
+    }
+    // Check untracked changes
+    if (untracked && (await this.status(['--porcelain', '-unormal']))) {
+      return true
+    }
+    return false
+  }
+
+  async push(options?: string[]): Promise<void> {
+    const args = ['push']
+    if (this.authGitOptions) {
+      args.unshift(...this.authGitOptions)
+    }
+
+    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 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,
+    globalConfig?: boolean
+  ): Promise<boolean> {
+    const output = await this.exec(
+      [
+        'config',
+        globalConfig ? '--global' : '--local',
+        '--unset-all',
+        configKey
+      ],
+      true
+    )
+    return output.exitCode === 0
+  }
+
+  async tryGetFetchUrl(): Promise<string> {
+    const output = await this.exec(
+      ['config', '--local', '--get', 'remote.origin.url'],
+      true
+    )
+
+    if (output.exitCode !== 0) {
+      return ''
+    }
+
+    const stdout = output.stdout.trim()
+    if (stdout.includes('\n')) {
+      return ''
+    }
+
+    return stdout
+  }
+
+  async exec(args: string[], allowAllExitCodes = false): Promise<GitOutput> {
+    const result = new GitOutput()
+
+    const env = {}
+    for (const key of Object.keys(process.env)) {
+      env[key] = process.env[key]
+    }
+
+    const stdout: string[] = []
+    const stderr: string[] = []
+
+    const options = {
+      cwd: this.workingDirectory,
+      env,
+      ignoreReturnCode: allowAllExitCodes,
+      listeners: {
+        stdout: (data: Buffer) => {
+          stdout.push(data.toString())
+        },
+        stderr: (data: Buffer) => {
+          stderr.push(data.toString())
+        }
+      }
+    }
+
+    result.exitCode = await exec.exec(`"${this.gitPath}"`, args, options)
+    result.stdout = stdout.join('')
+    result.stderr = stderr.join('')
+    return result
+  }
+}
+
+class GitOutput {
+  stdout = ''
+  stderr = ''
+  exitCode = 0
+}