Migrate to `yarn` monorepo (#157)

* chore: use monorepo

* chore: scaffold astro-scripts

* chore: move tests inside packages/astro

* chore: refactor tests, add scripts

* chore: move parser to own module

* chore: move runtime to packages/astro

* fix: move parser to own package

* test: fix prettier-plugin-astro tests

* fix: tests

* chore: update package-lock

* chore: add changesets

* fix: cleanup examples

* fix: starter example

* chore: update changeset config

* chore: update changeset config

* chore: setup changeset release workflow

* chore: bump lockfiles

* chore: prism => astro-prism

* fix: tsc --emitDeclarationOnly

* chore: final cleanup, switch to yarn

* chore: add lerna

* chore: update workflows to yarn

* chore: update workflows

* chore: remove lint workflow

* chore: add astro-dev script

* chore: add symlinked README

1 files changed, 47 insertions, 0 deletions

diff --git a/packages/create-astro/index.js b/packages/create-astro/index.js
new file mode 100644
index 000000000..71d9a86d5
--- /dev/null
+++ b/packages/create-astro/index.js
@@ -0,0 +1,47 @@
+import * as fs from 'fs';
+import { resolve } from 'path';
+import decompress from 'decompress';
+import { fileURLToPath, URL } from 'url';
+import { join } from 'node:path';
+
+const log = (...args) => console.log(' ', ...args);
+export default async function createAstro(argv) {
+    const [name] = argv.slice(2);
+    const templateRoot = fileURLToPath(new URL('../create-astro/templates', import.meta.url));
+    if (!name) {
+        log();
+        log(`npm init astro <dest>`);
+        log(`Provide a destination!`);
+        process.exit(0);
+    }
+
+    log();
+    const dest = resolve(process.cwd(), name);
+    const relDest = name.slice(0, 2) === './' ? name : `./${name}`;
+    if (isEmpty(relDest)) {
+        await decompress(fs.readFileSync(join(templateRoot, 'starter.tar.gz')), dest);
+        log(`Your Astro project has been scaffolded at "${relDest}"`);
+        log();
+        log(`Next steps:`);
+        log();
+        log(`  cd ${relDest}`);
+        log(`  npm install`);
+        log(`  npm run start`);
+    }
+}
+
+function isEmpty(path) {
+    try {
+        const files = fs.readdirSync(resolve(process.cwd(), path));
+        if (files.length > 0) {
+            log(`It looks like "${path}" isn't empty!`);
+            return false;
+        } else {
+            log(`Scaffolding Astro project at "${path}"`);
+            return true;
+        }
+    } catch (err) {
+        if (err.code !== 'ENOENT') throw err;
+    }
+    return true;
+}