Futz with the style

crates/uv-dev/src/generate_env_vars_reference.rs

@@ -99,12 +99,24 @@ fn generate() -> String {
 }
 
 /// Render an environment variable and its documentation.
-fn render(var: &str, doc: &str, since: Option<&str>) -> String {
-    if let Some(since) = since {
-        format!("### `{var}`\n<small>Since `{since}`</small>\n\n{doc}\n\n")
-    } else {
-        format!("### `{var}`\n\n{doc}\n\n")
+fn render(var: &str, doc: &str, added_in: Option<&str>) -> String {
+    let mut output = String::new();
+
+    output.push_str(&format!("<h3 id=\"{}\">\n", var.to_lowercase(),));
+    output.push_str(&format!(
+        "<a class=\"toclink\" href=\"#{}\"><code>{var}</code></a>",
+        var.to_lowercase()
+    ));
+    if let Some(added_in) = added_in {
+        output.push_str(&format!(
+            " <small class=\"env-reference\">added in v{added_in}</small>"
+        ));
     }
+    output.push_str("</h3>\n");
+    output.push_str("\n\n");
+    output.push_str(doc);
+    output.push_str("\n\n");
+    output
 }
 
 #[cfg(test)]

crates/uv-macros/src/lib.rs

@@ -77,10 +77,10 @@ fn get_env_var_pattern_from_attr(attrs: &[Attribute]) -> Option<String> {
         .map(|lit_str| lit_str.value())
 }
 
-fn get_since(attrs: &[Attribute]) -> Option<String> {
+fn get_added_in(attrs: &[Attribute]) -> Option<String> {
     attrs
         .iter()
-        .find(|a| a.path().is_ident("attr_since"))
+        .find(|a| a.path().is_ident("attr_added_in"))
         .and_then(|attr| attr.parse_args::<LitStr>().ok())
         .map(|lit_str| lit_str.value())
 }
@@ -101,15 +101,15 @@ pub fn attribute_env_vars_metadata(_attr: TokenStream, input: TokenStream) -> To
             ImplItem::Const(item) if !is_hidden(&item.attrs) => {
                 let name = item.ident.to_string();
                 let doc = get_doc_comment(&item.attrs);
-                let since = get_since(&item.attrs);
-                Some((name, doc, since))
+                let added_in = get_added_in(&item.attrs);
+                Some((name, doc, added_in))
             }
             ImplItem::Fn(item) if !is_hidden(&item.attrs) => {
                 // Extract the environment variable patterns.
                 if let Some(pattern) = get_env_var_pattern_from_attr(&item.attrs) {
                     let doc = get_doc_comment(&item.attrs);
-                    let since = get_since(&item.attrs);
-                    Some((pattern, doc, since))
+                    let added_in = get_added_in(&item.attrs);
+                    Some((pattern, doc, added_in))
                 } else {
                     None // Skip if pattern extraction fails.
                 }
@@ -119,8 +119,8 @@ pub fn attribute_env_vars_metadata(_attr: TokenStream, input: TokenStream) -> To
         .collect();
 
     let struct_name = &ast.self_ty;
-    let pairs = constants.iter().map(|(name, doc, since)| {
-        if let Some(s) = since {
+    let pairs = constants.iter().map(|(name, doc, added_in)| {
+        if let Some(s) = added_in {
             quote! { (#name, #doc, Some(#s)) }
         } else {
             quote! { (#name, #doc, None) }
@@ -152,6 +152,6 @@ pub fn attr_env_var_pattern(_attr: TokenStream, item: TokenStream) -> TokenStrea
 }
 
 #[proc_macro_attribute]
-pub fn attr_since(_attr: TokenStream, item: TokenStream) -> TokenStream {
+pub fn attr_added_in(_attr: TokenStream, item: TokenStream) -> TokenStream {
     item
 }

docs/stylesheets/extra.css

@@ -202,9 +202,8 @@ because the nav is in a hamburger menu anyway
 .cli-reference ul {
   margin-bottom: 0.1em;
 }
-h3.cli-reference {
-  font-size: 1.1em;
-  margin: 0 0 0 0;
+small.env-reference {
+  font-size: 60%;
 }
 
 /* Styling for anchor link headers */