Delay branch checkout until a change is detected in the README file

Author: andrey-helldar

dist/index.js

@@ -34405,19 +34405,21 @@ const previewUpdater = async () => {
     // Authenticate
     const repo = new repository_1.Repository(config);
     await repo.authenticate();
-    // Checkout branch
-    const branchExists = await repo.branchExists();
-    (0, core_1.info)(`Checkout ${branchExists ? 'existing' : 'new'} branch named "${repo.branchName()}"`);
-    await repo.checkoutBranch(!branchExists);
     // Read file
     const content = (0, filesystem_1.readFile)(config, config.path.readme);
     const preview = (0, preview_1.setPreview)(content, config);
     if (content !== preview) {
+        // Checkout branch
+        const branchExists = await repo.branchExists();
+        (0, core_1.info)(`Checkout ${branchExists ? 'existing' : 'new'} branch named "${repo.branchName()}"`);
+        await repo.checkoutBranch(!branchExists);
+        // Write a file
         (0, core_1.info)(`Update readme in "${config.path.readme}" file`);
         (0, filesystem_1.writeFile)(config, config.path.readme, preview);
     }
     else {
         (0, core_1.info)(`File "${config.path.readme}" is up to date`);
+        return;
     }
     // Stage and commit changes
     await repo.stage();

src/main.ts

@@ -41,20 +41,23 @@ const previewUpdater = async () => {
     const repo = new Repository(config)
     await repo.authenticate()
 
-    // Checkout branch
-    const branchExists = await repo.branchExists()
-    info(`Checkout ${ branchExists ? 'existing' : 'new' } branch named "${ repo.branchName() }"`)
-    await repo.checkoutBranch(! branchExists)
-
     // Read file
     const content = readFile(config, config.path.readme)
     const preview = setPreview(content, config)
 
     if (content !== preview) {
+        // Checkout branch
+        const branchExists = await repo.branchExists()
+        info(`Checkout ${ branchExists ? 'existing' : 'new' } branch named "${ repo.branchName() }"`)
+        await repo.checkoutBranch(! branchExists)
+
+        // Write a file
         info(`Update readme in "${ config.path.readme }" file`)
         writeFile(config, config.path.readme, preview)
     } else {
         info(`File "${ config.path.readme }" is up to date`)
+
+        return
     }
 
     // Stage and commit changes