feat(html): expose raw document navigation for json output

src/html/pages.rs

@@ -489,7 +489,7 @@ pub enum SymbolPage {
   Symbol {
     breadcrumbs_ctx: BreadcrumbsCtx,
     symbol_group_ctx: SymbolGroupCtx,
-    toc_ctx: util::ToCCtx,
+    toc_ctx: Box<util::ToCCtx>,
     categories_panel: Option<CategoriesPanelCtx>,
   },
   Redirect {
@@ -538,7 +538,7 @@ pub fn generate_symbol_pages_for_module(
     generated_pages.push(SymbolPage::Symbol {
       breadcrumbs_ctx,
       symbol_group_ctx,
-      toc_ctx,
+      toc_ctx: Box::new(toc_ctx),
       categories_panel,
     });
 
@@ -571,7 +571,7 @@ pub struct SymbolPageCtx {
   pub html_head_ctx: HtmlHeadCtx,
   pub symbol_group_ctx: SymbolGroupCtx,
   pub breadcrumbs_ctx: BreadcrumbsCtx,
-  pub toc_ctx: util::ToCCtx,
+  pub toc_ctx: Box<util::ToCCtx>,
   pub disable_search: bool,
   pub categories_panel: Option<CategoriesPanelCtx>,
 }

src/html/render_context.rs

@@ -6,6 +6,7 @@ use crate::html::GenerateCtx;
 use crate::html::UrlResolveKind;
 use crate::node::DocNodeDef;
 use deno_graph::ModuleSpecifier;
+use serde::Serialize;
 use std::cmp::Ordering;
 use std::collections::HashMap;
 use std::collections::HashSet;
@@ -309,7 +310,7 @@ impl<'ctx> RenderContext<'ctx> {
   }
 }
 
-#[derive(Debug)]
+#[derive(Debug, Serialize)]
 pub struct ToCEntry {
   pub level: u8,
   pub content: String,
@@ -388,8 +389,8 @@ impl HeadingToCAdapter {
     }
   }
 
-  pub fn render(self) -> Option<String> {
-    let toc = Arc::into_inner(self.toc).unwrap().into_inner().unwrap();
+  pub fn render(&self) -> Option<String> {
+    let toc = self.toc.lock().unwrap();
 
     if toc.is_empty() {
       return None;
@@ -399,7 +400,7 @@ impl HeadingToCAdapter {
     let mut current_level = toc.iter().map(|entry| entry.level).min().unwrap();
 
     let mut level_diff = 0;
-    for entry in toc {
+    for entry in toc.iter() {
       match current_level.cmp(&entry.level) {
         Ordering::Equal => {}
         Ordering::Less => {

src/html/templates/toc.hbs

@@ -1,4 +1,4 @@
-{{~#if (or usages (or top_symbols document_navigation))~}}
+{{~#if (or usages (or top_symbols document_navigation_str))~}}
   <div class="toc">
     <div>
       {{~#if usages~}}
@@ -27,10 +27,10 @@
         </nav>
       {{~/if~}}
 
-      {{~#if document_navigation~}}
+      {{~#if document_navigation_str~}}
         <nav class="documentNavigation">
           <h3>Document Navigation</h3>
-          {{{~document_navigation~}}} {{! table of contents }}
+          {{{~document_navigation_str~}}} {{! table of contents }}
         </nav>
       {{~/if~}}
     </div>

src/html/util.rs

@@ -1,5 +1,6 @@
 use crate::html::jsdoc::markdown_to_html;
 use crate::html::jsdoc::MarkdownToHTMLOptions;
+use crate::html::render_context::ToCEntry;
 use crate::html::usage::UsagesCtx;
 use crate::html::DocNodeKindWithDrilldown;
 use crate::html::DocNodeWithContext;
@@ -740,7 +741,8 @@ impl TopSymbolsCtx {
 pub struct ToCCtx {
   pub usages: Option<UsagesCtx>,
   pub top_symbols: Option<TopSymbolsCtx>,
-  pub document_navigation: Option<String>,
+  pub document_navigation_str: Option<String>,
+  pub document_navigation: Vec<ToCEntry>,
 }
 
 impl ToCCtx {
@@ -757,7 +759,8 @@ impl ToCCtx {
       return Self {
         usages: None,
         top_symbols: None,
-        document_navigation: None,
+        document_navigation_str: None,
+        document_navigation: vec![],
       };
     }
 
@@ -775,7 +778,11 @@ impl ToCCtx {
       } else {
         None
       },
-      document_navigation: ctx.toc.render(),
+      document_navigation_str: ctx.toc.render(),
+      document_navigation: std::sync::Arc::into_inner(ctx.toc.toc)
+        .unwrap()
+        .into_inner()
+        .unwrap(),
     }
   }
 }