1 files changed, 0 insertions, 34 deletions
diff --git a/packages/markdown/remark/src/frontmatter-injection.ts b/packages/markdown/remark/src/frontmatter-injection.ts
deleted file mode 100644
index 91b98ebcb..000000000
--- a/packages/markdown/remark/src/frontmatter-injection.ts
+++ /dev/null
@@ -1,34 +0,0 @@
-import type { VFileData as Data, VFile } from 'vfile';
-import type { MarkdownAstroData } from './types.js';
-
-function isValidAstroData(obj: unknown): obj is MarkdownAstroData {
-	if (typeof obj === 'object' && obj !== null && obj.hasOwnProperty('frontmatter')) {
-		const { frontmatter } = obj as any;
-		try {
-			// ensure frontmatter is JSON-serializable
-			JSON.stringify(frontmatter);
-		} catch {
-			return false;
-		}
-		return typeof frontmatter === 'object' && frontmatter !== null;
-	}
-	return false;
-}
-
-export class InvalidAstroDataError extends TypeError {}
-
-export function safelyGetAstroData(vfileData: Data): MarkdownAstroData | InvalidAstroDataError {
-	const { astro } = vfileData;
-
-	if (!astro || !isValidAstroData(astro)) {
-		return new InvalidAstroDataError();
-	}
-
-	return astro;
-}
-
-export function setVfileFrontmatter(vfile: VFile, frontmatter: Record<string, any>) {
-	vfile.data ??= {};
-	vfile.data.astro ??= {};
-	(vfile.data.astro as any).frontmatter = frontmatter;
-}