moves some functions into utils

Author: Daniel Del Core

.changeset/kind-flies-smile.md

@@ -0,0 +1,5 @@
+---
+'@hypermod/cli': patch
+---
+
+Minor internal refactor.

package.json

@@ -9,7 +9,7 @@
   "scripts": {
     "predocs:start": "ts-node scripts/docs",
     "docs:start": "cd website && yarn start",
-    "postinstall": "yarn monorepo:check",
+    "postinstall": "yarn monorepo:fix && yarn monorepo:check",
     "build": "yarn build:pkgs && yarn build:community",
     "build:pkgs": "tsc --build tsconfig.packages.json",
     "build:pkgs:watch": "tsc --build --watch tsconfig.packages.json",

packages/cli/src/main.ts

@@ -1,5 +1,4 @@
 import path from 'path';
-import fs from 'fs-extra';
 import semver from 'semver';
 import chalk from 'chalk';
 import findUp from 'find-up';
@@ -8,12 +7,12 @@ import { PluginManager, PluginManagerOptions } from 'live-plugin-manager';
 import { installPackage } from '@antfu/install-pkg';
 
 import * as core from '@hypermod/core';
-import { Config } from '@hypermod/types';
-import { fetchConfigAtPath, fetchConfigs } from '@hypermod/fetcher';
+import { fetchConfigAtPath } from '@hypermod/fetcher';
 
 import { InvalidUserInputError } from './errors';
 import { fetchPackages } from './utils/fetch-package';
 import { mergeConfigs } from './utils/merge-configs';
+import { fetchConfigsForWorkspaces, getPackageJson } from './utils/file-system';
 import { getConfigPrompt, getMultiConfigPrompt } from './prompt';
 
 const ExperimentalModuleLoader = () => ({
@@ -65,27 +64,15 @@ export default async function main(
     );
 
     /**
-     * Attempt to locate a root package json with a workspaces config.
+     * Attempt to locate a root package.json with a workspaces config.
      * If found, show a prompt with all available codemods
      */
-    let rootPackageJson: any;
-    const packageJsonPath = await findUp('package.json');
-
-    if (packageJsonPath) {
-      const packageJsonRaw = await fs.readFile(packageJsonPath, 'utf8');
-      rootPackageJson = JSON.parse(packageJsonRaw);
-    }
-
-    if (rootPackageJson && rootPackageJson.workspaces) {
-      const configs = await (rootPackageJson.workspaces as string[]).reduce<
-        Promise<{ filePath: string; config: Config }[]>
-      >(async (accum, filePath) => {
-        const configs = await fetchConfigs(filePath);
-        if (!configs.length) return accum;
-        const results = await accum;
-        return [...results, ...configs];
-      }, Promise.resolve([]));
+    const localPackageJson = await getPackageJson();
 
+    if (localPackageJson && localPackageJson.workspaces) {
+      const configs = await fetchConfigsForWorkspaces(
+        localPackageJson.workspaces,
+      );
       const answers = await inquirer.prompt([getMultiConfigPrompt(configs)]);
       const selectedConfig = configs.find(
         ({ filePath }) => answers.codemod.filePath === filePath,

packages/cli/src/utils/file-system.ts

@@ -0,0 +1,28 @@
+import fs from 'fs-extra';
+import findUp from 'find-up';
+
+import { fetchConfigs } from '@hypermod/fetcher';
+import { Config } from '@hypermod/types';
+
+export async function getPackageJson() {
+  let rootPackageJson: any;
+  const packageJsonPath = await findUp('package.json');
+
+  if (packageJsonPath) {
+    const packageJsonRaw = await fs.readFile(packageJsonPath, 'utf8');
+    rootPackageJson = JSON.parse(packageJsonRaw);
+  }
+
+  return rootPackageJson;
+}
+
+export async function fetchConfigsForWorkspaces(workspaces: string[]) {
+  return await workspaces.reduce<
+    Promise<{ filePath: string; config: Config }[]>
+  >(async (accum, filePath) => {
+    const configs = await fetchConfigs(filePath);
+    if (!configs.length) return accum;
+    const results = await accum;
+    return [...results, ...configs];
+  }, Promise.resolve([]));
+}