feat(cli): add flag to initialize a git repository

Author: ryohidaka

docs/guide/create.md

@@ -45,6 +45,8 @@ Run `vp create --list` to see the built-in templates and the common shorthand te
 - `--directory <dir>` writes the generated project into a specific target directory
 - `--agent <name>` creates agent instructions files during scaffolding
 - `--editor <name>` writes editor config files
+- `--git` initialize a git repository
+- `--no-git` skips git repository initialization
 - `--hooks` enables pre-commit hook setup
 - `--no-hooks` skips hook setup
 - `--no-interactive` runs without prompts

packages/cli/snap-tests-global/command-create-help/snap.txt

@@ -14,6 +14,8 @@ Options:
   --directory DIR         Target directory for the generated project.
   --agent NAME            Write coding agent instructions to AGENTS.md, CLAUDE.md, etc.
   --editor NAME           Write editor config files for the specified editor.
+  --git                   Initialize a git repository with an initial commit
+  --no-git                Skip git repository initialization
   --hooks                 Set up pre-commit hooks (default in non-interactive mode)
   --no-hooks              Skip pre-commit hooks setup
   --package-manager NAME  Use specified package manager (pnpm, npm, yarn, bun)
@@ -70,6 +72,8 @@ Options:
   --editor NAME           Write editor config files for the specified editor.
   --hooks                 Set up pre-commit hooks (default in non-interactive mode)
   --no-hooks              Skip pre-commit hooks setup
+  --git                   Initialize a git repository
+  --no-git                Skip git repository initialization
   --package-manager NAME  Use specified package manager (pnpm, npm, yarn, bun)
   --verbose               Show detailed scaffolding output
   --no-interactive        Run in non-interactive mode
@@ -124,6 +128,8 @@ Options:
   --editor NAME           Write editor config files for the specified editor.
   --hooks                 Set up pre-commit hooks (default in non-interactive mode)
   --no-hooks              Skip pre-commit hooks setup
+  --git                   Initialize a git repository
+  --no-git                Skip git repository initialization
   --package-manager NAME  Use specified package manager (pnpm, npm, yarn, bun)
   --verbose               Show detailed scaffolding output
   --no-interactive        Run in non-interactive mode

packages/cli/src/create/bin.ts

@@ -27,13 +27,15 @@ import {
   writeAgentInstructions,
 } from '../utils/agent.ts';
 import { detectExistingEditors, selectEditors, writeEditorConfigs } from '../utils/editor.ts';
+import { initGitRepository } from '../utils/git.ts';
 import { renderCliDoc } from '../utils/help.ts';
 import { displayRelative } from '../utils/path.ts';
 import {
   type CommandRunSummary,
   defaultInteractive,
   downloadPackageManager,
   promptGitHooks,
+  promptGitInit,
   runViteFmt,
   runViteInstall,
   selectPackageManager,
@@ -95,6 +97,8 @@ const helpMessage = renderCliDoc({
           label: '--editor NAME',
           description: 'Write editor config files for the specified editor.',
         },
+        { label: '--git', description: 'Initialize a git repository with an initial commit' },
+        { label: '--no-git', description: 'Skip git repository initialization' },
         {
           label: '--hooks',
           description: 'Set up pre-commit hooks (default in non-interactive mode)',
@@ -220,11 +224,12 @@ function parseArgs() {
     verbose?: boolean;
     agent?: string | string[] | false;
     editor?: string;
+    git?: boolean;
     hooks?: boolean;
     'package-manager'?: string;
   }>(viteArgs, {
     alias: { h: 'help' },
-    boolean: ['help', 'list', 'all', 'interactive', 'hooks', 'verbose'],
+    boolean: ['help', 'list', 'all', 'interactive', 'hooks', 'verbose', 'git'],
     string: ['directory', 'agent', 'editor', 'package-manager'],
     default: { interactive: defaultInteractive() },
   });
@@ -241,6 +246,7 @@ function parseArgs() {
       verbose: parsed.verbose || false,
       agent: parsed.agent,
       editor: parsed.editor,
+      git: parsed.git,
       hooks: parsed.hooks,
       packageManager: parsed['package-manager'],
     } as Options,
@@ -696,6 +702,7 @@ Use \`vp create --list\` to list all available templates, or run \`vp create --h
       onCancel: () => cancelAndExit(),
     }));
 
+  const shouldSetupGit = await promptGitInit(options);
   if (!isMonorepo) {
     shouldSetupHooks = await promptGitHooks(options);
   }
@@ -811,6 +818,10 @@ Use \`vp create --list\` to list all available templates, or run \`vp create --h
     workspaceInfo.rootDir = fullPath;
     updateCreateProgress('Integrating monorepo');
     rewriteMonorepo(workspaceInfo, undefined, compactOutput);
+    if (shouldSetupGit) {
+      updateCreateProgress('Initializing git repository');
+      await initGitRepository(fullPath);
+    }
     if (shouldSetupHooks) {
       installGitHooks(fullPath, compactOutput);
     }
@@ -1021,6 +1032,9 @@ Use \`vp create --list\` to list all available templates, or run \`vp create --h
     await runViteFmt(workspaceInfo.rootDir, options.interactive, [projectDir], {
       silent: compactOutput,
     });
+    if (shouldSetupGit) {
+      await initGitRepository(workspaceInfo.rootDir);
+    }
   } else {
     if (shouldMigrateLintFmtTools) {
       await installAndMigrate(fullPath);
@@ -1032,6 +1046,10 @@ Use \`vp create --list\` to list all available templates, or run \`vp create --h
         addFrameworkShim(fullPath, framework);
       }
     }
+    if (shouldSetupGit) {
+      updateCreateProgress('Initializing git repository');
+      await initGitRepository(fullPath);
+    }
     if (shouldSetupHooks) {
       installGitHooks(fullPath, compactOutput);
     }

packages/cli/src/utils/git.ts

@@ -0,0 +1,11 @@
+import { runCommandSilently } from './command.ts';
+
+export async function initGitRepository(cwd: string): Promise<boolean> {
+  const result = await runCommandSilently({
+    command: 'git',
+    args: ['init'],
+    cwd,
+    envs: process.env,
+  });
+  return result.exitCode === 0;
+}

packages/cli/src/utils/prompts.ts

@@ -180,6 +180,30 @@ export async function promptGitHooks(options: {
   return true; // non-interactive default
 }
 
+export async function promptGitInit(options: {
+  git?: boolean;
+  interactive: boolean;
+}): Promise<boolean> {
+  if (options.git === false) {
+    return false;
+  }
+  if (options.git === true) {
+    return true;
+  }
+  if (options.interactive) {
+    const selected = await prompts.confirm({
+      message: 'Initialize a git repository with an initial commit?',
+      initialValue: false,
+    });
+    if (prompts.isCancel(selected)) {
+      cancelAndExit();
+      return false;
+    }
+    return selected;
+  }
+  return false; // non-interactive default
+}
+
 export function defaultInteractive() {
   // If CI environment, use non-interactive mode by default
   return !process.env.CI && process.stdin.isTTY;