Reorganize src/

It's hard to tell how the UI code is using the code that was originally
added for the CLI. This commit splits out common code into a `core/`
directory while keeping the code unique to the CLI and UI in separate
`cli/` and `ui/` directories.

Author: mcmire

bin/create-release-branch.js

@@ -1,10 +1,11 @@
 #!/usr/bin/env node
 
-// Three things:
-// - This file doesn't export anything, as it's a script.
-// - We are using a `.js` extension because that's what appears in `dist/`.
-// - This file will only exist after running `yarn build`. We don't want
-//   developers or CI to receive a lint error if the script has not been run.
-//   (A warning will appear if the script *has* been run, but that is okay.)
-// eslint-disable-next-line import-x/no-unassigned-import, import-x/extensions, import-x/no-unresolved
-import '../dist/cli.js';
+// This file will only exist after running `yarn build`, and it will get a `.js`
+// extension.
+//
+// We don't want developers or CI to receive a lint error if the script has not
+// been run. (A warning will appear if the script *has* been run, but that is
+// okay.)
+//
+// eslint-disable-next-line import-x/extensions, import-x/no-unassigned-import
+import '../dist/scripts/cli.js';

eslint.config.mjs

@@ -106,7 +106,7 @@ const config = createConfig([
 
   {
     files: ['**/*.js', '**/*.cjs', '**/*.ts', '**/*.test.ts', '**/*.test.js'],
-    ignores: ['src/ui/**'],
+    ignores: ['src/ui/app/**'],
     extends: nodejs,
   },
 

jest.config.cjs

@@ -61,7 +61,7 @@ module.exports = {
     '/src/command-line-arguments.ts',
     '/src/ui.ts',
     '/src/ui/types.ts',
-    '/src/dirname.ts',
+    '/src/get-source-directory-path.ts',
   ],
 
   // Indicates which provider should be used to instrument code for coverage

package.json

@@ -55,7 +55,7 @@
     "@types/express": "^5.0.0",
     "@types/jest": "^29.5.10",
     "@types/jest-when": "^3.5.2",
-    "@types/node": "^17.0.23",
+    "@types/node": "^22.0.0",
     "@types/prettier": "^2.7.3",
     "@types/react": "^19.0.8",
     "@types/react-dom": "^19.0.3",

src/cli.ts

@@ -5,16 +5,16 @@ import path from 'path';
 import * as commandLineArgumentsModule from './command-line-arguments.js';
 import * as envModule from './env.js';
 import { determineInitialParameters } from './initial-parameters.js';
-import * as projectModule from './project.js';
 import {
   buildMockProject,
   buildMockPackage,
   createNoopWriteStream,
-} from '../tests/unit/helpers.js';
+} from '../../tests/unit/helpers.js';
+import * as projectModule from '../core/project.js';
 
+jest.mock('../core/project');
 jest.mock('./command-line-arguments');
 jest.mock('./env');
-jest.mock('./project');
 
 describe('initial-parameters', () => {
   describe('determineInitialParameters', () => {

src/command-line-arguments.ts src/cli/command-line-arguments.tssrc/command-line-arguments.ts renamed to src/cli/command-line-arguments.ts

@@ -2,19 +2,9 @@ import os from 'os';
 import path from 'path';
 
 import { readCommandLineArguments } from './command-line-arguments.js';
-import { WriteStreamLike } from './fs.js';
-import { readProject, Project } from './project.js';
-
-/**
- * The type of release being created as determined by the parent release.
- *
- * - An *ordinary* release includes features or fixes applied against the latest
- *   release and is designated by bumping the first part of that release's
- *   version string.
- * - A *backport* release includes fixes applied against a previous release and
- *   is designated by bumping the second part of that release's version string.
- */
-export type ReleaseType = 'ordinary' | 'backport';
+import { WriteStreamLike } from '../core/fs.js';
+import { readProject, Project } from '../core/project.js';
+import { ReleaseType } from '../core/types.js';
 
 /**
  * Various pieces of information that the tool uses to run, derived from