Add --remove-vcs flag to create-project command to allow removing user prompts, fixes #7002

src/Composer/Command/CreateProjectCommand.php

@@ -75,7 +75,8 @@ class CreateProjectCommand extends BaseCommand
                 new InputOption('no-scripts', null, InputOption::VALUE_NONE, 'Whether to prevent execution of all defined scripts in the root package.'),
                 new InputOption('no-progress', null, InputOption::VALUE_NONE, 'Do not output download progress.'),
                 new InputOption('no-secure-http', null, InputOption::VALUE_NONE, 'Disable the secure-http config option temporarily while installing the root package. Use at your own risk. Using this flag is a bad idea.'),
-                new InputOption('keep-vcs', null, InputOption::VALUE_NONE, 'Whether to prevent deletion vcs folder.'),
+                new InputOption('keep-vcs', null, InputOption::VALUE_NONE, 'Whether to prevent deleting the vcs folder.'),
+                new InputOption('remove-vcs', null, InputOption::VALUE_NONE, 'Whether to force deletion of the vcs folder without prompting.'),
                 new InputOption('no-install', null, InputOption::VALUE_NONE, 'Whether to skip installation of the package dependencies.'),
                 new InputOption('ignore-platform-reqs', null, InputOption::VALUE_NONE, 'Ignore platform requirements (php & ext- packages).'),
             ))
@@ -140,11 +141,12 @@ EOT
             $input->getOption('no-progress'),
             $input->getOption('no-install'),
             $input->getOption('ignore-platform-reqs'),
-            !$input->getOption('no-secure-http')
+            !$input->getOption('no-secure-http'),
+            $input->getOption('remove-vcs')
         );
     }
 
-    public function installProject(IOInterface $io, Config $config, InputInterface $input, $packageName, $directory = null, $packageVersion = null, $stability = 'stable', $preferSource = false, $preferDist = false, $installDevPackages = false, $repository = null, $disablePlugins = false, $noScripts = false, $keepVcs = false, $noProgress = false, $noInstall = false, $ignorePlatformReqs = false, $secureHttp = true)
+    public function installProject(IOInterface $io, Config $config, InputInterface $input, $packageName, $directory = null, $packageVersion = null, $stability = 'stable', $preferSource = false, $preferDist = false, $installDevPackages = false, $repository = null, $disablePlugins = false, $noScripts = false, $keepVcs = false, $noProgress = false, $noInstall = false, $ignorePlatformReqs = false, $secureHttp = true, $removeVcs = false)
     {
         $oldCwd = getcwd();
 
@@ -195,9 +197,12 @@ EOT
         }
 
         $hasVcs = $installedFromVcs;
-        if (!$keepVcs && $installedFromVcs
+        if (
+            !$keepVcs
+            && $installedFromVcs
             && (
-                !$io->isInteractive()
+                $removeVcs
+                || !$io->isInteractive()
                 || $io->askConfirmation('<info>Do you want to remove the existing VCS (.git, .svn..) history?</info> [<comment>Y,n</comment>]? ', true)
             )
         ) {