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, 35 insertions, 0 deletions

diff --git a/packages/astro-parser/src/parse/state/setup.ts b/packages/astro-parser/src/parse/state/setup.ts
new file mode 100644
index 000000000..f64d8c52b
--- /dev/null
+++ b/packages/astro-parser/src/parse/state/setup.ts
@@ -0,0 +1,35 @@
+// @ts-nocheck
+
+import { Parser } from '../index.js';
+
+export default function setup(parser: Parser): void {
+  // TODO: Error if not at top of file? currently, we ignore / just treat as text.
+  // if (parser.html.children.length > 0) {
+  //   parser.error({
+  //     code: 'unexpected-token',
+  //     message: 'Frontmatter scripts only supported at the top of file.',
+  //   });
+  // }
+
+  const start = parser.index;
+  parser.index += 3;
+  const content_start = parser.index;
+  const setupScriptContent = parser.read_until(/^---/m);
+  const content_end = parser.index;
+  parser.eat('---', true);
+  const end = parser.index;
+  parser.js.push({
+    type: 'Script',
+    context: 'setup',
+    start,
+    end,
+    content: setupScriptContent,
+    // attributes,
+    // content: {
+    //   start: content_start,
+    //   end: content_end,
+    //   styles,
+    // },
+  });
+  return;
+}