fix: tokenize plugin search queries so multi-word terms match

src/plugin-catalog.test.ts

@@ -119,4 +119,28 @@ describe('plugin catalog', () => {
     expect(result.plugins.map((plugin) => plugin.name)).toEqual(['flights']);
     expect(result.errors).toEqual([{ sourceId: 'bad', manifestUrl: 'https://bad.test/webcmd-plugin.json', message: 'network failed' }]);
   });
+
+  it('matches multi-word queries against a single-word plugin name, ignoring separators', async () => {
+    const catalog: PluginCatalog = {
+      version: 1,
+      sources: [{ id: 'ok', source: 'github:ok/repo', manifestUrl: 'https://ok.test/webcmd-plugin.json' }],
+    };
+    const fetchJson = async () => ({ plugins: { hackernews: { path: 'plugins/hackernews', description: 'Browse Hacker News stories and comments' } } });
+
+    for (const query of ['hacker news', 'hacker-news', 'hackernews', 'hacker']) {
+      const result = await searchCatalogPlugins(catalog, { query, fetchJson });
+      expect(result.plugins.map((plugin) => plugin.name)).toEqual(['hackernews']);
+    }
+  });
+
+  it('requires every query token to match, not just one', async () => {
+    const catalog: PluginCatalog = {
+      version: 1,
+      sources: [{ id: 'ok', source: 'github:ok/repo', manifestUrl: 'https://ok.test/webcmd-plugin.json' }],
+    };
+    const fetchJson = async () => ({ plugins: { hackernews: { path: 'plugins/hackernews', description: 'Browse Hacker News stories and comments' } } });
+
+    const result = await searchCatalogPlugins(catalog, { query: 'hacker weather', fetchJson });
+    expect(result.plugins).toEqual([]);
+  });
 });

src/plugin-catalog.ts

@@ -133,6 +133,21 @@ export function flattenPluginManifest(source: PluginCatalogSource, manifest: Plu
   }];
 }
 
+function normalizeSearchText(value: string): string {
+  return value.toLowerCase().replace(/[^a-z0-9]+/g, '');
+}
+
+function tokenizeSearchQuery(query: string | undefined): string[] {
+  return (query ?? '').trim().toLowerCase().split(/\s+/).map(normalizeSearchText).filter(Boolean);
+}
+
+// Ignoring separators (spaces, hyphens) lets "hacker news", "hacker-news", and "hackernews"
+// all match a plugin named "hackernews" — every token must appear somewhere in the haystack.
+function matchesSearchTokens(plugin: PluginSearchRow, tokens: string[]): boolean {
+  const haystack = normalizeSearchText(`${plugin.name} ${plugin.description ?? ''}`);
+  return tokens.every((token) => haystack.includes(token));
+}
+
 export async function searchCatalogPlugins(
   catalog: PluginCatalog,
   options: { query?: string; fetchJson?: FetchJson } = {},
@@ -150,9 +165,9 @@ export async function searchCatalogPlugins(
     }
   }));
 
-  const query = options.query?.trim().toLowerCase();
-  const filtered = query
-    ? plugins.filter((plugin) => `${plugin.name} ${plugin.description ?? ''}`.toLowerCase().includes(query))
+  const queryTokens = tokenizeSearchQuery(options.query);
+  const filtered = queryTokens.length
+    ? plugins.filter((plugin) => matchesSearchTokens(plugin, queryTokens))
     : plugins;
 
   filtered.sort((a, b) => a.name.localeCompare(b.name));