feat: check git status before initing git (#389)

package.json

@@ -1,6 +1,6 @@
 {
     "name": "superplate-cli",
-    "version": "1.19.0",
+    "version": "1.20.0",
     "description": "The frontend boilerplate with superpowers",
     "license": "MIT",
     "repository": {

src/Helper/git/index.ts

@@ -32,4 +32,36 @@ export const GitHelper = {
             throw new Error(e instanceof Error ? e.message : (e as string));
         }
     },
+    CanGitInit: async (root: string): Promise<boolean> => {
+        const [isGit, isHg] = await Promise.all([
+            isInGitRepository(root),
+            isInMercurialRepository(root),
+        ]);
+
+        return !isGit && !isHg;
+    },
 };
+
+async function isInGitRepository(root: string): Promise<boolean> {
+    try {
+        await promisify(exec)("git rev-parse --is-inside-work-tree", {
+            cwd: root,
+        });
+        return true;
+    } catch (_) {
+        //
+    }
+    return false;
+}
+
+async function isInMercurialRepository(root: string): Promise<boolean> {
+    try {
+        await promisify(exec)("hg --cwd . root", {
+            cwd: root,
+        });
+        return true;
+    } catch (_) {
+        //
+    }
+    return false;
+}

src/saofile.ts

@@ -3,6 +3,7 @@ import {
     extendBase,
     getPluginsArray,
     get_potential_package_managers,
+    GitHelper,
     handleIgnore,
     mergeBabel,
     mergeJSONFiles,
@@ -404,7 +405,10 @@ const saoConfig: GeneratorConfig = {
          * Git init and install packages
          */
         if (!debug) {
-            saoInstance.gitInit();
+            const canGitInit = await GitHelper.CanGitInit(saoInstance.outDir);
+            if (canGitInit) {
+                saoInstance.gitInit();
+            }
             await saoInstance.npmInstall({
                 npmClient: npmClient,
                 installArgs: ["--silent"],