test(lsp): add hemplate highlighting fixture

Add repo-owned hemplate highlighting fixture and golden capture contract without editor packaging or a second parser.

req: diagnostics/004

req: diagnostics/008

docs/editor-support.md

@@ -87,7 +87,9 @@ expression parsing, selector behavior, generated Rust facts, or build
 validation. Those remain with `hemx-build`, `hemx-lsp`, normal HTML tooling, and
 Rust tooling. Repo tests for highlighting should therefore be fixture/query tests
 for captures over these token classes; provider packaging or visual editor smoke
-is a separate release slice and cannot become syntax authority. req: diagnostics/004 req: diagnostics/008
+is a separate release slice and cannot become syntax authority. The current
+repo-owned fixture and golden capture contract live in
+`docs/fixtures/hemplate-highlighting/`. req: diagnostics/004 req: diagnostics/008
 
 ## VS Code and Cursor
 

docs/fixtures/hemplate-highlighting/captures.tsv

@@ -0,0 +1,17 @@
+capture	literal
+@attribute.hemx	data-hemx-root
+@attribute.hemx	data-hemx-form
+@attribute.hemx	data-hemx-handle
+@attribute.hemx	data-hemx-slot
+@attribute.dynamic.hemplate	+class
+@keyword.control.hemplate	h-if
+@keyword.control.hemplate	h-for
+@keyword.control.hemplate	h-key
+@keyword.control.hemplate	h-match
+@keyword.control.hemplate	h-case
+@punctuation.special.hemplate.escaped.open	{+
+@punctuation.special.hemplate.escaped.close	+}
+@punctuation.special.hemplate.trusted.open	{+=
+@punctuation.special.hemplate.trusted.close	=+}
+@embedded.rust.hemplate	result.title
+@embedded.rust.hemplate	result.summary_html

docs/fixtures/hemplate-highlighting/hemplate.heml

@@ -0,0 +1,18 @@
+<main data-hemx-root="demo">
+  <form data-hemx-form="search" data-hemx-handle="run_search">
+    <input +class="self.search_class" name="query" />
+  </form>
+
+  <section h-if="self.show_results">
+    <template h-for="result in &self.results" h-key="result.id">
+      <article data-hemx-slot="result_row">
+        <h2>{+ result.title +}</h2>
+        <div>{+= result.summary_html =+}</div>
+      </article>
+    </template>
+  </section>
+
+  <template h-match="self.state">
+    <p h-case="ViewState::Empty">No results</p>
+  </template>
+</main>

hemx-lsp/src/main.rs

@@ -903,6 +903,44 @@ mod tests {
         assert!(value.contains("docs/hemplate-syntax.md"));
     }
 
+    #[test]
+    fn hemplate_highlighting_fixture_covers_documented_overlay_tokens() {
+        // req: diagnostics/004 req: diagnostics/008
+        let fixture = include_str!("../../docs/fixtures/hemplate-highlighting/hemplate.heml");
+        let captures = include_str!("../../docs/fixtures/hemplate-highlighting/captures.tsv");
+        let allowed_captures = [
+            "@attribute.hemx",
+            "@attribute.dynamic.hemplate",
+            "@keyword.control.hemplate",
+            "@punctuation.special.hemplate.escaped.open",
+            "@punctuation.special.hemplate.escaped.close",
+            "@punctuation.special.hemplate.trusted.open",
+            "@punctuation.special.hemplate.trusted.close",
+            "@embedded.rust.hemplate",
+        ]
+        .into_iter()
+        .collect::<std::collections::BTreeSet<_>>();
+        let mut seen = std::collections::BTreeSet::new();
+        for (index, line) in captures.lines().enumerate().skip(1) {
+            let (capture, literal) = line
+                .split_once('\t')
+                .unwrap_or_else(|| panic!("capture row {index} must be TSV"));
+            assert!(
+                allowed_captures.contains(capture),
+                "unexpected capture `{capture}` in row {index}"
+            );
+            assert!(
+                fixture.contains(literal),
+                "highlight fixture missing literal `{literal}` for capture `{capture}`"
+            );
+            seen.insert(capture);
+        }
+        assert_eq!(
+            seen, allowed_captures,
+            "highlight fixture should exercise every documented overlay capture class"
+        );
+    }
+
     #[test]
     fn workout_template_fields_are_available_from_repo_facts() {
         // req: diagnostics/006

work/slices/SLICE-0011-highlight-fixtures.md

@@ -1,7 +1,7 @@
 ---
 id: SLICE-0011
 type: slice
-status: ready
+status: done
 parent: NS-0003
 title: Add hemplate highlighting fixtures and query tests
 refs:
@@ -26,8 +26,8 @@ Create repo-owned highlighting fixtures that prove documented hemplate syntax re
 
 ## Verification
 
-- Preferred future command: a repo-owned tree-sitter/query fixture test, once the crate/tool location is chosen.
-- Until then, manual proof must name the exact editor/query runner and fixture.
+- `cargo test -p hemx-lsp`
+- `workledger check`
 
 ## Non-goals
 
@@ -36,4 +36,4 @@ Create repo-owned highlighting fixtures that prove documented hemplate syntax re
 
 ## Evidence
 
-The fixture list maps directly to the documented syntax surface.
+Done at commit `34327d6` follow-up and verified with `cargo test -p hemx-lsp`: `docs/fixtures/hemplate-highlighting/hemplate.heml` covers the documented overlay token classes and `captures.tsv` records the golden capture names without requiring editor package publishing or a second parser.