Use constructor.nodeType to bypass mangling

Author: benjaminaaron

package.json

@@ -8,7 +8,7 @@
     "@babel/plugin-transform-private-property-in-object": "^7.24.7",
     "@emotion/react": "^11.11.4",
     "@emotion/styled": "^11.11.5",
-    "@foerderfunke/matching-engine": "^1.0.4",
+    "@foerderfunke/matching-engine": "^1.0.5",
     "@mui/icons-material": "^5.15.19",
     "@mui/material": "^5.15.19",
     "@mui/x-charts": "^7.6.2",

src/ui/screens/benefit-page/components/RecursiveRulesTable.js

@@ -13,7 +13,7 @@ function renderNode(
     t
 ) {
     if (!node) return null;
-    const nodeType = node.constructor?.name;
+    const nodeType = node.constructor?.nodeType;
 
     // ROOT → skip wrapper, first AND skip label
     if (nodeType === 'NodeROOT') {
@@ -29,9 +29,9 @@ function renderNode(
     // AND / OR group
     if (nodeType === 'NodeAND' || nodeType === 'NodeOR') {
         const children = node.children || [];
-        const dataFields = children.filter(c => c.constructor?.name === 'NodeDATAFIELD' && c.children?.length > 0);
-        const andGroups = children.filter(c => c.constructor?.name === 'NodeAND');
-        const orGroups = children.filter(c => c.constructor?.name === 'NodeOR');
+        const dataFields = children.filter(c => c.constructor?.nodeType === 'NodeDATAFIELD' && c.children?.length > 0);
+        const andGroups = children.filter(c => c.constructor?.nodeType === 'NodeAND');
+        const orGroups = children.filter(c => c.constructor?.nodeType === 'NodeOR');
 
         if (dataFields.length + andGroups.length + orGroups.length === 0) {
             return null;
@@ -84,8 +84,8 @@ function renderNode(
     if (nodeType === 'NodeDATAFIELD') {
         const raw = node.children || [];
         const rules = raw.filter(c =>
-            c.constructor?.name === 'NodeRULE' ||
-            c.constructor?.name === 'NodeNOT'
+            c.constructor?.nodeType === 'NodeRULE' ||
+            c.constructor?.nodeType === 'NodeNOT'
         );
         if (rules.length === 0) return null;
 

src/ui/screens/benefit-page/hooks/buildFlow.js

@@ -16,7 +16,7 @@ export default function buildFlow(graphRoot) {
 
   // 1) Traverse & collect, skipping MinCount RULEs
   function traverse(node, depth = 0, parentId = null) {
-    const typeName = node.constructor?.name;
+    const typeName = node.constructor?.nodeType;
 
     // ─── FILTER OUT MinCountConstraintComponent RULEs ───
     if (
@@ -66,14 +66,14 @@ export default function buildFlow(graphRoot) {
 
     // determine label
     let label;
-    if (node.constructor?.name === 'NodeRULE') {
+    if (node.constructor?.nodeType === 'NodeRULE') {
       const compType = node.type || '<constraint>';
       const val = Array.isArray(node.value) ? node.value.join(', ') : node.value;
       label = `${compType}: ${val}`;
     } else {
-      label = typeLabelMap[node.constructor?.name]
+      label = typeLabelMap[node.constructor?.nodeType]
            ?? node.path
-           ?? node.constructor?.name
+           ?? node.constructor?.nodeType
            ?? 'node';
     }