Add support for Astro.* completion and Hover help (#1068)

* Add support for Astro.* completion and Hover help

* Allow providing a generic type to fetchContent

1 files changed, 27 insertions, 0 deletions

diff --git a/tools/language-server/astro.d.ts b/tools/language-server/astro.d.ts
new file mode 100644
index 000000000..267f6f108
--- /dev/null
+++ b/tools/language-server/astro.d.ts
@@ -0,0 +1,27 @@
+type AstroRenderedHTML = string;
+
+type FetchContentResult<ContentFrontmatter extends Record<string, any> = Record<string, any>> = {
+  astro: {
+    headers: string[];
+    source: string;
+    html: AstroRenderedHTML;
+  };
+  url: URL;
+} & ContentFrontmatter;
+
+interface AstroPageRequest {
+  url: URL;
+  canonicalURL: URL;
+}
+
+interface Astro {
+  isPage: boolean;
+  fetchContent<ContentFrontmatter>(globStr: string): FetchContentResult<ContentFrontmatter>[];
+  props: Record<string, number | string | any>;
+  request: AstroPageRequest;
+  site: URL;
+}
+
+declare const Astro: Astro;
+
+export default function(): string;
\ No newline at end of file