Remove minor version requirement from compare view

Look up each version's patch version automatically from the index,
so compare URLs work without requiring a specific minor version to
be selected.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: mbovel

visualizer/src/App.tsx

@@ -166,16 +166,14 @@ export default function App() {
       route.compareVersions.length < 2 ||
       !index ||
       !config.machine ||
-      !config.jvm ||
-      !config.minorVersion
+      !config.jvm
     )
       return;
     let active = true;
     setCompareLoading(true);
     fetchComparisonData(
       config.machine,
       config.jvm,
-      config.minorVersion,
       route.compareVersions,
       index,
     )
@@ -192,7 +190,7 @@ export default function App() {
     return () => {
       active = false;
     };
-  }, [route.view, route.compareVersions, config.machine, config.jvm, config.minorVersion, index]);
+  }, [route.view, route.compareVersions, config.machine, config.jvm, index]);
 
   // Derive available options from the index
   const machines = index?.machines ?? [];
@@ -203,9 +201,7 @@ export default function App() {
       `${config.machine}/${config.jvm}/${config.minorVersion}`
     ] ?? [];
   const rawVersions =
-    index?.rawVersions[
-      `${config.machine}/${config.jvm}/${config.minorVersion}`
-    ] ?? [];
+    index?.allRawVersions[`${config.machine}/${config.jvm}`] ?? [];
 
   const isCompare = route.view === "compare";
 
@@ -270,6 +266,7 @@ export default function App() {
             versions={versions}
             metrics={metrics}
             hideMetric={isCompare}
+            hideVersion={isCompare}
             hideDisplayOptions={isCompare}
           />
 

visualizer/src/api.ts

@@ -20,6 +20,10 @@ export interface DataIndex {
   rawVersions: Record<string, string[]>;
   /** machine/jvm/patchVersion/version → CSV filenames (from raw/) */
   rawFiles: Record<string, string[]>;
+  /** machine/jvm → all raw version strings (across all patch versions) */
+  allRawVersions: Record<string, string[]>;
+  /** machine/jvm/version → patchVersion (reverse lookup) */
+  rawVersionToPatch: Record<string, string>;
 }
 
 /** Fetches the full aggregated tree in a single API call and parses the hierarchy. */
@@ -67,13 +71,19 @@ export async function fetchDataIndex(): Promise<DataIndex> {
 
   const rawVersionSets: Record<string, Set<string>> = {};
   const rawFilesMap: Record<string, string[]> = {};
+  const allRawVersionSets: Record<string, Set<string>> = {};
+  const rawVersionToPatch: Record<string, string> = {};
 
   for (const parts of rawPaths) {
     if (parts.length !== 5) continue;
     const [machine, jvm, patchVersion, version, file] = parts;
     const key = `${machine}/${jvm}/${patchVersion}`;
     (rawVersionSets[key] ??= new Set()).add(version);
     ((rawFilesMap[`${key}/${version}`]) ??= []).push(file);
+
+    const mjKey = `${machine}/${jvm}`;
+    (allRawVersionSets[mjKey] ??= new Set()).add(version);
+    rawVersionToPatch[`${mjKey}/${version}`] = patchVersion;
   }
 
   const toSorted = (s: Set<string>) => [...s].sort();
@@ -94,6 +104,10 @@ export async function fetchDataIndex(): Promise<DataIndex> {
       Object.entries(rawVersionSets).map(([k, v]) => [k, toSorted(v)]),
     ),
     rawFiles: rawFilesMap,
+    allRawVersions: Object.fromEntries(
+      Object.entries(allRawVersionSets).map(([k, v]) => [k, toSorted(v)]),
+    ),
+    rawVersionToPatch,
   };
 }
 
@@ -212,12 +226,13 @@ async function fetchRawDataForVersion(
 export async function fetchComparisonData(
   machine: string,
   jvm: string,
-  patchVersion: string,
   versions: string[],
   index: DataIndex,
 ): Promise<ComparisonData> {
   const entries = await Promise.all(
     versions.map(async (version) => {
+      const patchVersion = index.rawVersionToPatch[`${machine}/${jvm}/${version}`];
+      if (!patchVersion) return [version, new Map() as RawSuiteData] as const;
       const data = await fetchRawDataForVersion(machine, jvm, patchVersion, version, index);
       return [version, data] as const;
     }),

visualizer/src/components/ConfigPanel.tsx

@@ -11,6 +11,7 @@ interface ConfigPanelProps {
   versions: string[];
   metrics: string[];
   hideMetric?: boolean;
+  hideVersion?: boolean;
   hideDisplayOptions?: boolean;
 }
 
@@ -22,6 +23,7 @@ export default function ConfigPanel({
   versions,
   metrics,
   hideMetric,
+  hideVersion,
   hideDisplayOptions,
 }: ConfigPanelProps) {
   return (
@@ -51,14 +53,16 @@ export default function ConfigPanel({
           onSelectedChange={(v) => onConfigChange({ ...config, metric: v })}
         />
       )}
-      <SelectorOption
-        label="Minor version"
-        items={versions}
-        selected={config.minorVersion}
-        onSelectedChange={(v) =>
-          onConfigChange({ ...config, minorVersion: v })
-        }
-      />
+      {!hideVersion && (
+        <SelectorOption
+          label="Minor version"
+          items={versions}
+          selected={config.minorVersion}
+          onSelectedChange={(v) =>
+            onConfigChange({ ...config, minorVersion: v })
+          }
+        />
+      )}
       {!hideDisplayOptions && (
         <DisplayOptions
           yAxisAtZero={config.yAxisAtZero}