diff --git a/static/components/PaneCP.js b/static/components/PaneCP.js
index 8a6432c..6e16d1c 100644
--- a/static/components/PaneCP.js
+++ b/static/components/PaneCP.js
@@ -2,48 +2,9 @@ import { h, ref, watch, onMounted } from 'vue';
 import { fetchAstLog, fetchScoreText, putScoreText, fetchAudioWidget, URLS } from '../api.js';
 import { parseAstLog, buildModel } from '../ast-parser.js';
 import { patchScore } from '../exporter.js';
+import { shortView } from '../node-views.js';
 import { StatusPoller } from './StatusPoller.js';
 
-// Short label + identifying meta for each node type.
-function shortView(node) {
-    if (!node) return { typeTag: '?', label: '?', meta: [] };
-    switch (node.type) {
-        case 'score':
-            return {
-                typeTag: 'score',
-                label: node.info?.title ?? '(untitled)',
-                meta: node.info?.composer ? [{ key: 'composer', value: node.info.composer }] : [],
-            };
-        case 'instrument':
-            return { typeTag: 'instrument', label: node.name, meta: [] };
-        case 'variation': {
-            const dep = node.dependsOn;
-            const label = dep == null ? '(root variation)'
-                : isNaN(Number(dep)) ? `ATTR: ${dep}`
-                : String(dep);
-            return { typeTag: 'variation', label, meta: [] };
-        }
-        case 'label_spec':
-            return { typeTag: 'label', label: node.label ?? '(no label)', meta: [] };
-        case 'bar':
-            return { typeTag: 'bar', label: node.id, meta: [] };
-        case 'voice':
-            return { typeTag: 'voice', label: node.name, meta: [] };
-        case 'offset':
-            return { typeTag: 'tick', label: String(node.tick ?? '?'), meta: [] };
-        case 'motif':
-            return { typeTag: 'motif', label: node.label, meta: node.isStatic ? [{ key: 'static', value: '✓' }] : [] };
-        case 'stem_note':
-            return { typeTag: 'stem_note', label: String(node.pitch), meta: [] };
-        case 'article': {
-            const n = node.properties?.length ?? 0;
-            return { typeTag: 'article', label: node.name, meta: n ? [{ key: 'props', value: n }] : [] };
-        }
-        default:
-            return { typeTag: node.type, label: node.type, meta: [] };
-    }
-}
-
 export const PaneCP = {
     props: ['store', 'importOnLoad', 'onFocusFO'],
     setup(props) {
diff --git a/static/node-views.js b/static/node-views.js
new file mode 100644
index 0000000..89bf12e
--- /dev/null
+++ b/static/node-views.js
@@ -0,0 +1,38 @@
+export function shortView(node) {
+    if (!node) return { typeTag: '?', label: '?', meta: [] };
+    switch (node.type) {
+        case 'score':
+            return {
+                typeTag: 'score',
+                label: node.info?.title ?? '(untitled)',
+                meta: node.info?.composer ? [{ key: 'composer', value: node.info.composer }] : [],
+            };
+        case 'instrument':
+            return { typeTag: 'instrument', label: node.name, meta: [] };
+        case 'variation': {
+            const dep = node.dependsOn;
+            const label = dep == null ? '(root variation)'
+                : isNaN(Number(dep)) ? `ATTR: ${dep}`
+                : String(dep);
+            return { typeTag: 'variation', label, meta: [] };
+        }
+        case 'label_spec':
+            return { typeTag: 'label', label: node.label ?? '(no label)', meta: [] };
+        case 'bar':
+            return { typeTag: 'bar', label: node.id, meta: [] };
+        case 'voice':
+            return { typeTag: 'voice', label: node.name, meta: [] };
+        case 'offset':
+            return { typeTag: 'tick', label: String(node.tick ?? '?'), meta: [] };
+        case 'motif':
+            return { typeTag: 'motif', label: node.label, meta: node.isStatic ? [{ key: 'static', value: '✓' }] : [] };
+        case 'stem_note':
+            return { typeTag: 'stem_note', label: String(node.pitch), meta: [] };
+        case 'article': {
+            const n = node.properties?.length ?? 0;
+            return { typeTag: 'article', label: node.name, meta: n ? [{ key: 'props', value: n }] : [] };
+        }
+        default:
+            return { typeTag: node.type, label: node.type, meta: [] };
+    }
+}
diff --git a/test-parser.mjs b/test-parser.mjs
index 9b35550..5fd31fd 100644
--- a/test-parser.mjs
+++ b/test-parser.mjs
@@ -6,6 +6,7 @@ import { readFileSync } from 'fs';
 import { parseAstLog, buildModel } from './static/ast-parser.js';
 import { exportInstrument, patchScore } from './static/exporter.js';
 import { stressorToString } from './static/util.js';
+import { shortView } from './static/node-views.js';
 
 const FIXTURE = new URL('./fixtures/ast.log', import.meta.url);
 const text = readFileSync(FIXTURE, 'utf8');
@@ -667,6 +668,21 @@ ok('adjacent: null when absent', adjOffset.stemNotes[0].adjacent === null);
 ok('adjacent: false when False', adjOffset.stemNotes[1].adjacent === false);
 ok('adjacent: true when True', adjOffset.stemNotes[2].adjacent === true);
 
+section('shortView');
+ok('shortView null → ?',        shortView(null).typeTag === '?');
+ok('shortView score',           shortView(model).typeTag === 'score');
+ok('shortView score label',     shortView(model).label === model.info?.title);
+ok('shortView score meta',      shortView(model).meta.some(m => m.key === 'composer'));
+ok('shortView instrument',      shortView(model.instruments[0]).typeTag === 'instrument');
+ok('shortView instrument label',shortView(model.instruments[0]).label === model.instruments[0].name);
+ok('shortView bar',             shortView(model.bars[0]).typeTag === 'bar');
+ok('shortView bar label',       shortView(model.bars[0]).label === model.bars[0].id);
+ok('shortView article',         shortView(model.articles[0]).typeTag === 'article');
+const svV = model.instruments[0]?.variations[0];
+if (svV) {
+    ok('shortView variation root', shortView(svV).label === '(root variation)' || shortView(svV).label.startsWith('ATTR'));
+}
+
 section('unknownSlots graceful degradation');
 const UNK_FIXTURE = `00 instrument 'test'
 01 character.FUTURE_SLOT foo='bar'