Add --no-git flag

docusaurus/docs/getting-started.md

@@ -88,6 +88,10 @@ npx create-react-app my-app --template typescript
 
 If you already have a project and would like to add TypeScript, see our [Adding TypeScript](adding-typescript.md) documentation.
 
+### Disabling git repo initilization
+
+By default, a git repo is created in the `my-app` directory. You can disable the creation of this git repo using the `--no-git` flag.
+
 ### Selecting a package manager
 
 When you create a new app, the CLI will use [npm](https://docs.npmjs.com) or [Yarn](https://yarnpkg.com/) to install dependencies, depending on which tool you use to run `create-react-app`. For example:

packages/create-react-app/createReactApp.js

@@ -74,6 +74,7 @@ function init() {
       'specify a template for the created project'
     )
     .option('--use-pnp')
+    .option('--no-git')
     .allowUnknownOption()
     .on('--help', () => {
       console.log(
@@ -226,13 +227,14 @@ function init() {
           program.scriptsVersion,
           program.template,
           useYarn,
-          program.usePnp
+          program.usePnp,
+          program.noGit
         );
       }
     });
 }
 
-function createApp(name, verbose, version, template, useYarn, usePnp) {
+function createApp(name, verbose, version, template, useYarn, usePnp, noGit) {
   const unsupportedNodeVersion = !semver.satisfies(
     // Coerce strings with metadata (i.e. `15.0.0-nightly`).
     semver.coerce(process.version),
@@ -326,7 +328,8 @@ function createApp(name, verbose, version, template, useYarn, usePnp) {
     originalDirectory,
     template,
     useYarn,
-    usePnp
+    usePnp,
+    noGit
   );
 }
 
@@ -401,7 +404,8 @@ function run(
   originalDirectory,
   template,
   useYarn,
-  usePnp
+  usePnp,
+  noGit
 ) {
   Promise.all([
     getInstallPackage(version, originalDirectory),
@@ -486,7 +490,7 @@ function run(
             cwd: process.cwd(),
             args: nodeArgs,
           },
-          [root, appName, verbose, originalDirectory, templateName],
+          [root, appName, verbose, originalDirectory, templateName, noGit],
           `
         const init = require('${packageName}/scripts/init.js');
         init.apply(null, JSON.parse(process.argv[1]));

packages/react-scripts/scripts/init.js

@@ -86,7 +86,8 @@ module.exports = function (
   appName,
   verbose,
   originalDirectory,
-  templateName
+  templateName,
+  noGit
 ) {
   const appPackage = require(path.join(appPath, 'package.json'));
   const useYarn = fs.existsSync(path.join(appPath, 'yarn.lock'));
@@ -273,12 +274,6 @@ module.exports = function (
   // Initialize git repo
   let initializedGit = false;
 
-  if (tryGitInit()) {
-    initializedGit = true;
-    console.log();
-    console.log('Initialized a git repository.');
-  }
-
   let command;
   let remove;
   let args;
@@ -295,9 +290,21 @@ module.exports = function (
       '--no-audit', // https://github.com/facebook/create-react-app/issues/11174
       '--save',
       verbose && '--verbose',
+      noGit,
     ].filter(e => e);
   }
 
+  if (noGit) {
+    console.log();
+    console.log('Skipping initialize git repository');
+  } else {
+    if (tryGitInit()) {
+      initializedGit = true;
+      console.log();
+      console.log('Initialized a git repository.');
+    }
+  }
+
   // Install additional template dependencies, if present.
   const dependenciesToInstall = Object.entries({
     ...templatePackage.dependencies,