split out functions that can be reused in multiple commands

.prettierignore

@@ -1 +1,3 @@
-pnpm-lock.yaml
+pnpm-lock.yaml
+node_modules
+CHANGELOG.md

projects/guides.js

@@ -1,121 +1,25 @@
 import semver from 'semver';
-import { execa, execaCommand } from 'execa';
+import { execa } from 'execa';
 import enq from 'enquirer';
 import { parse, stringify } from 'yaml';
 
 const { Select, prompt } = enq;
 
-import * as readline from 'node:readline/promises';
-import { stdin as input, stdout as output } from 'node:process';
-import { readFile, writeFile } from 'node:fs/promises';
+import { readFile } from 'node:fs/promises';
 
-async function manual(description) {
-  const rl = readline.createInterface({ input, output });
-  await rl.question(`🧑‍💻 ${description} 
-
-Press enter to continue...`);
-  rl.close();
-}
-
-/**
- *
- * @param {string} description
- */
-function automated(description) {
-  console.log(`🤖 ${description}`);
-}
-
-/**
- *
- * @param {string} command
- * @param {boolean} dryRun
- */
-function dryExeca(command, dryRun = true) {
-  if (dryRun) {
-    console.log(`🌵 Dry run: '${command}'`);
-  } else {
-    console.log(`🤖 Running command '${command}'`);
-    return execaCommand(command, {
-      preferLocal: true,
-      stdout: 'inherit',
-      stdin: 'inherit',
-    });
-  }
-}
-
-/**
- *
- * @param {string} file
- * @param {string} contents
- * @param {boolean} dryRun
- */
-function dryWrite(file, contents, dryRun = true) {
-  if (dryRun) {
-    console.log(`🌵 Dry run: Updating the contents of '${file}' to be the following:
-
-${contents}`);
-  } else {
-    return writeFile(file, contents, 'utf-8');
-  }
-}
-
-/**
- *
- * @param {string} error
- */
-function fatalError(error) {
-  console.error(error);
-  process.exit(1);
-}
+import ensureRepo from './lib/ensure-repo.js';
+import { automated, fatalError, manual } from './lib/log.js';
+import { dryExeca } from './lib/dry-execa.js';
+import dryWrite from './lib/dry-write.js';
 
 async function minimumNodeVersion(minVersion) {
   const { stdout: nodeVerison } = await execa`node --version`;
 
   if (!semver.gte(semver.clean(nodeVerison), semver.coerce(minVersion))) {
-    console.error(
-      `Guides can only be installed with node version greater than ${minVersion} and above right now. you have ${nodeVerison}`,
-    );
-    process.exit(1);
-  }
-}
-
-async function ensureRepo(repo, branch, dryRun) {
-  let stdout;
-
-  try {
-    let result = await execa`git remote get-url origin`;
-    stdout = result.stdout;
-  } catch (err) {
-    fatalError(
-      `Error checking current remote: [${err.message}]. Make sure you are in the cloned folder for ${repo}`,
-    );
-  }
-
-  if (repo !== stdout) {
-    console.error(
-      `It does not look like you are in the repo ${repo}. You can verify that you are by running 'git remote get-url origin'`,
-    );
-    process.exit(1);
-  }
-
-  let { stdout: cleanDir } = await execa`git status --porcelain`;
-
-  if (cleanDir.length) {
-    fatalError(`Make sure you are in a clean working directory. You can verify this by making sure 'git status --porcelain' returns nothign.
-
-Current response: 
-${cleanDir}`);
-  }
-
-  let { stdout: currentBranch } = await execa`git rev-parse --abbrev-ref HEAD`;
-  if (currentBranch !== branch) {
     fatalError(
-      `Make sure you are on the '${branch}' branch. You are currently on '${currentBranch}'`,
+      `Guides can only be installed with node version greater than ${minVersion} and above right now. you have ${nodeVerison}`,
     );
   }
-
-  automated('Pulling latest changes from origin');
-  await dryExeca('git pull', dryRun);
 }
 
 export default async function guides(args, options) {
@@ -176,6 +80,8 @@ export default async function guides(args, options) {
   automated(
     `Updating version number for links in /guides/${currentVersion}/**/*.md`,
   );
+
+  // TODO this should be pulled into this release scirpt rather than shelling out with execa
   await dryExeca(
     `node ./scripts/update-version-links guides/${currentVersion} ${currentVersion.replace(/^v/, '')} ${semver.coerce(emberDataCurrentVersion)} --silent`,
     dryRun,

projects/lib/dry-execa.js

@@ -0,0 +1,19 @@
+import { execaCommand } from 'execa';
+
+/**
+ *
+ * @param {string} command
+ * @param {boolean} dryRun
+ */
+export function dryExeca(command, dryRun = true) {
+  if (dryRun) {
+    console.log(`🌵 Dry run: '${command}'`);
+  } else {
+    console.log(`🤖 Running command '${command}'`);
+    return execaCommand(command, {
+      preferLocal: true,
+      stdout: 'inherit',
+      stdin: 'inherit',
+    });
+  }
+}

projects/lib/dry-write.js

@@ -0,0 +1,16 @@
+import { writeFile } from 'node:fs/promises';
+/**
+ *
+ * @param {string} file
+ * @param {string} contents
+ * @param {boolean} dryRun
+ */
+export default function dryWrite(file, contents, dryRun = true) {
+  if (dryRun) {
+    console.log(`🌵 Dry run: Updating the contents of '${file}' to be the following:
+
+${contents}`);
+  } else {
+    return writeFile(file, contents, 'utf-8');
+  }
+}

projects/lib/ensure-repo.js

@@ -0,0 +1,42 @@
+import { execa } from 'execa';
+
+import { fatalError, automated } from './log.js';
+import { dryExeca } from './dry-execa.js';
+
+export default async function ensureRepo(repo, branch, dryRun) {
+  let stdout;
+
+  try {
+    let result = await execa`git remote get-url origin`;
+    stdout = result.stdout;
+  } catch (err) {
+    fatalError(
+      `Error checking current remote: [${err.message}]. Make sure you are in the cloned folder for ${repo}`,
+    );
+  }
+
+  if (repo !== stdout) {
+    fatalError(
+      `It does not look like you are in the repo ${repo}. You can verify that you are by running 'git remote get-url origin'`,
+    );
+  }
+
+  let { stdout: cleanDir } = await execa`git status --porcelain`;
+
+  if (cleanDir.length) {
+    fatalError(`Make sure you are in a clean working directory. You can verify this by making sure 'git status --porcelain' returns nothign.
+
+Current response: 
+${cleanDir}`);
+  }
+
+  let { stdout: currentBranch } = await execa`git rev-parse --abbrev-ref HEAD`;
+  if (currentBranch !== branch) {
+    fatalError(
+      `Make sure you are on the '${branch}' branch. You are currently on '${currentBranch}'`,
+    );
+  }
+
+  automated('Pulling latest changes from origin');
+  await dryExeca('git pull', dryRun);
+}

projects/lib/log.js

@@ -0,0 +1,27 @@
+import * as readline from 'node:readline/promises';
+import { stdin as input, stdout as output } from 'node:process';
+
+/**
+ *
+ * @param {string} description
+ */
+export function automated(description) {
+  console.log(`🤖 ${description}`);
+}
+
+/**
+ *
+ * @param {string} error
+ */
+export function fatalError(error) {
+  console.error(error);
+  process.exit(1);
+}
+
+export async function manual(description) {
+  const rl = readline.createInterface({ input, output });
+  await rl.question(`🧑‍💻 ${description} 
+
+Press enter to continue...`);
+  rl.close();
+}