Add confirmation step

Author: mheap

README.md

@@ -55,3 +55,4 @@ Run with the `--verbose` flag to see debug information
 | --skip-forks      | Skips forked repositories                                      | false   |
 | --old             | The name of the branch to rename                               | master  |
 | --new             | The new branch name                                            | main    |
+| --confirm         | Run without prompting for confirmation                         | false   |

bin/github-default-branch

@@ -33,12 +33,21 @@
 
   const { Octokit } = require("@octokit/rest");
 
+  const confirmation = require("../src/confirmation");
   const getRepos = require("../src/get-repos");
   const getBranchSha = require("../src/get-branch-sha");
   const createBranch = require("../src/create-branch");
   const removeBranch = require("../src/remove-branch");
   const updateContent = require("../src/update-content");
 
+  const old = argv.old || "master";
+  const target = argv.new || "main";
+
+  // Make sure they want to do this
+  if (!(await confirmation(argv.confirm, old, target))) {
+    return;
+  }
+
   const octokit = new Octokit({
     auth: argv.pat || process.env.GITHUB_TOKEN,
   });
@@ -58,10 +67,6 @@
     console.log(repos.join("\n"));
     return;
   }
-
-  const old = argv.old || "master";
-  const target = argv.new || "main";
-
   for (let r of repos) {
     if (argv.verbose) {
       console.log(`✏️  Processing ${r}`);