- Import parse_frontmatter utility in markdown source adapter

- Update `parse_metadata` to be an async function
- Modify metadata extraction to support more flexible source adapter metadata retrieval

smart-sources/adapters/markdown_source.js

@@ -2,6 +2,7 @@ import { FileSourceContentAdapter } from "./_file.js";
 import { get_markdown_links } from "../utils/get_markdown_links.js";
 import { parse_links } from "../content_parsers/parse_links.js";
 import { parse_metadata } from "../content_parsers/parse_metadata.js";
+import { parse_frontmatter } from "../utils/parse_frontmatter.js";
 /**
  * @class MarkdownSourceContentAdapter
  * @extends FileSourceContentAdapter

smart-sources/content_parsers/parse_metadata.js

@@ -1,5 +1,5 @@
-export function parse_metadata(source, content) {
+export async function parse_metadata(source, content) {
   if(!source.source_adapter?.get_metadata) return;
-  const {frontmatter} = source.source_adapter?.get_metadata?.(content);
-  source.data.metadata = frontmatter;
+  const metadata = await source.source_adapter?.get_metadata?.(content);
+  source.data.metadata = metadata;
 }