M13.15: qa essential graphics template via CLI script

Fill's ADBE Fill-0002 is Color (documented numbering); essential.* controls by name with
a listing error; an explicit comp param satisfies a command's active-comp enablement.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

crates/script/src/matchnames.rs

@@ -366,6 +366,18 @@ pub fn shape_kind(name: &str) -> Option<&'static str> {
     })
 }
 
+/// Effects whose documented parameter match names are not numbered in display order:
+/// (effect id, param match id, number). Fill lists All Masks second but it is `-0007`.
+const PARAM_NUMBERS: &[(&str, &str, usize)] = &[
+    ("ec.generate.fill", "fillMask", 1),
+    ("ec.generate.fill", "color", 2),
+    ("ec.generate.fill", "horizontalFeather", 3),
+    ("ec.generate.fill", "verticalFeather", 4),
+    ("ec.generate.fill", "opacity", 5),
+    ("ec.generate.fill", "invert", 6),
+    ("ec.generate.fill", "allMasks", 7),
+];
+
 /// Match name of the node at the end of `chain` (layer root's children → … → node). `effect`
 /// params are numbered `<effect match name>-0001…` in parameter order, like After Effects.
 pub fn node(chain: &[&Node]) -> String {
@@ -388,7 +400,11 @@ pub fn node(chain: &[&Node]) -> String {
             let fx = parent.and_then(Node::as_group);
             match fx {
                 Some(g) => {
-                    let i = g.children.iter().position(|c| c.uid() == last.uid()).unwrap_or(0) + 1;
+                    let i = PARAM_NUMBERS
+                        .iter()
+                        .find(|(fx, p, _)| *fx == g.match_id && *p == id)
+                        .map(|(_, _, n)| *n)
+                        .unwrap_or_else(|| g.children.iter().position(|c| c.uid() == last.uid()).unwrap_or(0) + 1);
                     format!("{}-{i:04}", effect(&g.match_id))
                 }
                 None => own(),

crates/script/src/tests.rs

@@ -86,6 +86,19 @@ fn builds_a_comp_end_to_end() {
     assert!(s.project.items.is_empty());
 }
 
+#[test]
+fn fill_parameters_use_documented_match_names() {
+    // M13.15: `ADBE Fill-0002` is Fill's Color (All Masks is -0007), not the second row.
+    let mut s = session();
+    let o = ok(
+        &mut s,
+        r#"var c = app.project.items.addComp("F", 100, 100, 1, 1, 12); var l = c.layers.addSolid([1,1,1], "S", 100, 100, 1);
+           var fx = l.property("ADBE Effect Parade").addProperty("ADBE Fill");
+           [fx.property("ADBE Fill-0002").name, fx.property("ADBE Fill-0007").name, fx.property(2).matchName].join("|")"#,
+    );
+    assert_eq!(o.result, json!("Color|All Masks|ADBE Fill-0007"));
+}
+
 #[test]
 fn undo_steps_without_a_group() {
     let mut s = session();