Repair trunk children.

src/lib/decompositions.ts

@@ -338,6 +338,8 @@ function buildVisibleDecompositions1(
       childrenDepth = depth + 1
     }
     if (decomposition.open && visibleChildren !== undefined) {
+      let beforeChildrenVisibleDecompositionLength =
+        visibleDecompositions.length
       let childValuesPreviousByCalculationName = valuesPreviousByCalculationName
       for (const [childIndex, childReference] of visibleChildren.entries()) {
         const childVisibleDecompositionIndex = buildVisibleDecompositions1(
@@ -353,7 +355,9 @@ function buildVisibleDecompositions1(
           vectorLength,
           childrenDepth,
           negate ? !childReference.negate : childReference.negate,
-          trunk && childIndex === 0 && visibleChildren.length > 1,
+          trunk &&
+            visibleDecompositions.length ===
+              beforeChildrenVisibleDecompositionLength,
           childValuesPreviousByCalculationName,
           visibleDecompositions,
           year,
@@ -373,7 +377,7 @@ function buildVisibleDecompositions1(
         )
       }
     }
-    if (trunk && (!decomposition.open || decomposition.children.length > 1)) {
+    if (trunk) {
       visibleDecompositionIndex = visibleDecompositions.length
       visibleDecompositions.push(visibleDecomposition)
     }