Function initShadowGit

src/services/checkpoints/ShadowCheckpointService.ts:165–243

(onInit?: () => Promise<void>)

	}

	public async initShadowGit(onInit?: () => Promise<void>) {
		if (this.git) {
			throw new Error("Shadow git repo already initialized")
		}

		const nestedGitPath = await this.getNestedGitRepository()

		if (nestedGitPath) {
			// Show persistent error message with the offending path
			const relativePath = path.relative(this.workspaceDir, nestedGitPath)
			const message = t("common:errors.nested_git_repos_warning", { path: relativePath })
			vscode.window.showErrorMessage(message)

			throw new Error(
				`Checkpoints are disabled because a nested git repository was detected at: ${relativePath}. ` +
					"Please remove or relocate nested git repositories to use the checkpoints feature.",
			)
		}

		await fs.mkdir(this.checkpointsDir, { recursive: true })
		const git = createSanitizedGit(this.checkpointsDir)
		const gitVersion = await git.version()
		this.log(`[${this.constructor.name}#create] git = ${gitVersion}`)

		let created = false
		const startTime = Date.now()

		if (await fileExistsAtPath(this.dotGitDir)) {
			this.log(`[${this.constructor.name}#initShadowGit] shadow git repo already exists at ${this.dotGitDir}`)
			const worktree = await this.getShadowGitConfigWorktree(git)

			if (!worktree) {
				throw new Error("Checkpoints require core.worktree to be set in the shadow git config")
			}

			const worktreeTrimmed = worktree.trim()

			if (!arePathsEqual(worktreeTrimmed, this.workspaceDir)) {
				throw new Error(
					`Checkpoints can only be used in the original workspace: ${worktreeTrimmed} !== ${this.workspaceDir}`,
				)
			}

			await this.writeExcludeFile()
			this.baseHash = await git.revparse(["HEAD"])
		} else {
			this.log(`[${this.constructor.name}#initShadowGit] creating shadow git repo at ${this.checkpointsDir}`)
			await git.init({ "--template": "" })
			await git.addConfig("core.worktree", this.workspaceDir) // Sets the working tree to the current workspace.
			await git.addConfig("commit.gpgSign", "false") // Disable commit signing for shadow repo.
			await git.addConfig("user.name", "Roo Code")
			await git.addConfig("user.email", "noreply@example.com")
			await this.writeExcludeFile()
			await this.stageAll(git)
			const { commit } = await git.commit("initial commit", { "--allow-empty": null })
			this.baseHash = commit
			created = true
		}