fix(cli): validate scaffold templates before creating projects

scripts/scaffold-package.test.tsadded+40-0

Changes to scripts/scaffold-package.test.ts

		@@ -0,0 +1,40 @@
	1	+import { expect, test } from 'bun:test'
	2	+import { existsSync, mkdirSync, mkdtempSync, rmSync, symlinkSync } from 'node:fs'
	3	+import { tmpdir } from 'node:os'
	4	+import { join, resolve } from 'node:path'
	5	+
	6	+for (const tool of ['create-craft', 'craft-sdk']) {
	7	+ test(`${tool} rejects an unknown template without preventing a corrected retry`, () => {
	8	+ const root = resolve(import.meta.dir, '..')
	9	+ const temp = mkdtempSync(join(tmpdir(), 'craft-scaffold-package-'))
	10	+ const packageDir = join(root, 'packages', tool === 'create-craft' ? 'create-craft' : 'typescript')
	11	+ const run = (args: string[], cwd: string) => Bun.spawnSync(args, { cwd, stdout: 'pipe', stderr: 'pipe' })
	12	+ try {
	13	+ if (tool === 'craft-sdk') expect(run([process.execPath, 'run', 'build'], packageDir).exitCode).toBe(0)
	14	+ const archive = join(temp, 'package.tgz')
	15	+ expect(run([process.execPath, 'pm', 'pack', '--filename', archive], packageDir).exitCode).toBe(0)
	16	+ const installed = join(temp, 'installed')
	17	+ mkdirSync(installed)
	18	+ expect(run(['tar', '-xzf', archive, '--strip-components=1', '-C', installed], temp).exitCode).toBe(0)
	19	+ // Only create-craft's external CLI parser comes from the workspace.
	20	+ mkdirSync(join(installed, 'node_modules/@stacksjs'), { recursive: true })
	21	+ symlinkSync(join(root, 'node_modules/@stacksjs/clapp'), join(installed, 'node_modules/@stacksjs/clapp'), 'dir')
	22	+ const cli = join(installed, tool === 'create-craft' ? 'bin/cli.ts' : 'dist/cli.js')
	23	+ const work = join(temp, 'consumer')
	24	+ mkdirSync(work)
	25	+ const args = tool === 'create-craft' ? ['demo', '--skip-install'] : ['init', 'demo']
	26	+ const invalid = run([process.execPath, cli, ...args, '--template', 'nope'], work)
	27	+ expect(invalid.exitCode).not.toBe(0)
	28	+ expect(`${invalid.stdout}\n${invalid.stderr}`).toContain('Unknown template "nope"')
	29	+ expect(`${invalid.stdout}\n${invalid.stderr}`).toContain('Available templates:')
	30	+ expect(invalid.stdout.toString()).not.toContain('Next steps:')
	31	+ expect(existsSync(join(work, 'demo'))).toBe(false)
	32	+ const valid = run([process.execPath, cli, ...args, '--template', tool === 'create-craft' ? 'minimal' : 'blank'], work)
	33	+ expect(valid.exitCode).toBe(0)
	34	+ expect(existsSync(join(work, 'demo/package.json'))).toBe(true)
	35	+ }
	36	+ finally {
	37	+ rmSync(temp, { recursive: true, force: true })
	38	+ }
	39	+ }, 60_000)
	40	+}