define title based on first Header tag match

src/app/browser/window/tab/item/page/content/text/markdown.rs

@@ -39,9 +39,6 @@ impl Markdown {
         base: &Uri,
         markdown: &str,
     ) -> Result<Self, Error> {
-        // Init default values
-        let mut title = None;
-
         // Init HashMap storage (for event controllers)
         let mut links: HashMap<TextTag, Uri> = HashMap::new();
 
@@ -110,7 +107,7 @@ impl Markdown {
         // Render markdown tags
         // * keep in order!
 
-        tags.render(&buffer, &base, &link_color.0, &mut links);
+        let title = tags.render(&buffer, &base, &link_color.0, &mut links);
 
         // Parse single-line markdown tags
         /*'l: for line in markdown.lines() {

src/app/browser/window/tab/item/page/content/text/markdown/tags.rs

@@ -59,13 +59,15 @@ impl Tags {
         base: &Uri,
         link_color: &RGBA,
         links: &mut HashMap<TextTag, Uri>,
-    ) {
+    ) -> Option<String> {
         // * keep in order!
-        self.header.render(buffer);
+        let title = self.header.render(buffer); // @TODO strip raw tags
         self.quote.render(buffer);
 
         reference::render_images_links(&buffer, base, &link_color, links);
         reference::render_images(&buffer, base, &link_color, links);
         reference::render_links(&buffer, base, &link_color, links);
+
+        title
     }
 }

src/app/browser/window/tab/item/page/content/text/markdown/tags/header.rs

@@ -64,7 +64,9 @@ impl Header {
     }
 
     /// Apply title `Tag` to given `TextBuffer`
-    pub fn render(&self, buffer: &TextBuffer) {
+    pub fn render(&self, buffer: &TextBuffer) -> Option<String> {
+        let mut raw_title = None;
+
         let table = buffer.tag_table();
 
         assert!(table.add(&self.h1));
@@ -81,6 +83,12 @@ impl Header {
             .captures_iter(&full_content)
             .collect();
 
+        for cap in matches.iter() {
+            if raw_title.is_none() && !cap["title"].trim().is_empty() {
+                raw_title = Some(cap["title"].into())
+            }
+        }
+
         for cap in matches.into_iter().rev() {
             let full_match = cap.get(0).unwrap();
 
@@ -102,6 +110,8 @@ impl Header {
                 _ => buffer.insert_with_tags(&mut start_iter, &cap["title"], &[]),
             }
         }
+
+        raw_title
     }
 }