diff --git a/crates/lad_backends/mdbook_lad_preprocessor/Cargo.toml b/crates/lad_backends/mdbook_lad_preprocessor/Cargo.toml
index 28b9904d1a..88c0d2f88c 100644
--- a/crates/lad_backends/mdbook_lad_preprocessor/Cargo.toml
+++ b/crates/lad_backends/mdbook_lad_preprocessor/Cargo.toml
@@ -19,6 +19,7 @@ ladfile = { path = "../../ladfile", version = "0.3.1" }
 env_logger = "0.11"
 log = "0.4"
 serde_json = "1.0"
+regex = "1.11"
 
 [dev-dependencies]
 assert_cmd = "2.0"
diff --git a/crates/lad_backends/mdbook_lad_preprocessor/src/argument_visitor.rs b/crates/lad_backends/mdbook_lad_preprocessor/src/argument_visitor.rs
index c86cfd2b5c..575ac7cd10 100644
--- a/crates/lad_backends/mdbook_lad_preprocessor/src/argument_visitor.rs
+++ b/crates/lad_backends/mdbook_lad_preprocessor/src/argument_visitor.rs
@@ -74,6 +74,16 @@ impl ArgumentVisitor for MarkdownArgumentVisitor<'_> {
         self.buffer.text(")");
     }
 
+    fn walk_union(&mut self, inner: &[ladfile::LadArgumentKind]) {
+        // Write `T1 | T2`
+        for (idx, arg) in inner.iter().enumerate() {
+            self.visit(arg);
+            if idx < inner.len() - 1 {
+                self.buffer.text(" | ");
+            }
+        }
+    }
+
     fn walk_array(&mut self, inner: &ladfile::LadArgumentKind, size: usize) {
         // Write [inner; size]
         self.buffer.text("[");
diff --git a/crates/lad_backends/mdbook_lad_preprocessor/src/markdown.rs b/crates/lad_backends/mdbook_lad_preprocessor/src/markdown.rs
index 51c099cb5f..4f0847af42 100644
--- a/crates/lad_backends/mdbook_lad_preprocessor/src/markdown.rs
+++ b/crates/lad_backends/mdbook_lad_preprocessor/src/markdown.rs
@@ -155,7 +155,7 @@ impl IntoMarkdown for Markdown {
                 let clamped_level = level.clamp(&1, &6);
                 let hashes = "#".repeat(*clamped_level as usize);
                 // Escape the text for Markdown
-                builder.append(&format!("{} {}", hashes, text));
+                builder.append(&format!("{hashes} {text}"));
             }
             Markdown::Paragraph {
                 text,
diff --git a/crates/lad_backends/mdbook_lad_preprocessor/src/sections.rs b/crates/lad_backends/mdbook_lad_preprocessor/src/sections.rs
index 3843518c2d..f2484c9b34 100644
--- a/crates/lad_backends/mdbook_lad_preprocessor/src/sections.rs
+++ b/crates/lad_backends/mdbook_lad_preprocessor/src/sections.rs
@@ -116,9 +116,9 @@ impl<'a> Section<'a> {
         match self {
             Section::Summary { ladfile, .. } => {
                 vec![
-                    Section::TypeSummary { ladfile },
-                    Section::FunctionSummary { ladfile },
                     Section::InstancesSummary { ladfile },
+                    Section::FunctionSummary { ladfile },
+                    Section::TypeSummary { ladfile },
                 ]
             }
             Section::TypeSummary { ladfile } => ladfile
diff --git a/crates/ladfile_builder/src/plugin.rs b/crates/ladfile_builder/src/plugin.rs
index fa93a64b9c..58e132a414 100644
--- a/crates/ladfile_builder/src/plugin.rs
+++ b/crates/ladfile_builder/src/plugin.rs
@@ -87,6 +87,11 @@ fn generate_lad_file(
         }
     }
 
+    // find functions on the global namespace
+    for (_, function) in function_registry.iter_namespace(Namespace::Global) {
+        builder.add_function_info(function.info.clone());
+    }
+
     let file = builder.build();
 
     let mut path = PathBuf::from("assets");
diff --git a/docs/book.toml b/docs/book.toml
index bace71420b..b347b4786a 100644
--- a/docs/book.toml
+++ b/docs/book.toml
@@ -11,4 +11,8 @@ additional-js = ["multi-code-block.js"]
 git-repository-url = "https://github.com/makspll/bevy_mod_scripting"
 edit-url-template = "https://github.com/makspll/bevy_mod_scripting/edit/main/docs/{path}"
 
+[output.html.fold]
+enable = true
+level = 1
+
 [preprocessor.lad-preprocessor]