Suppress report for @astrojs/check (#332)

* Suppress report for `@astrojs/check`

* Fix test

* Remove unnecessary assertion

Author: risu729

fixtures/plugins/astro/package.json

@@ -7,12 +7,16 @@
     "start": "astro dev",
     "build": "astro build",
     "preview": "astro preview",
-    "astro": "astro"
+    "astro": "astro",
+    "check": "astro check"
   },
   "dependencies": {
     "@astrojs/mdx": "*",
     "@astrojs/rss": "*",
     "@astrojs/sitemap": "*",
     "astro": "*"
+  },
+  "devDependencies": {
+    "@astrojs/check": "*"
   }
 }

src/plugins/astro/index.ts

@@ -18,9 +18,15 @@ export const ENTRY_FILE_PATTERNS = ['astro.config.{js,cjs,mjs,ts}', 'src/content
 export const PRODUCTION_ENTRY_FILE_PATTERNS = ['src/pages/**/*.{astro,mdx,js,ts}', 'src/content/**/*.mdx'];
 
 export const findDependencies: GenericPluginCallback = async (configFilePath, options) => {
-  const { config } = options;
+  const { config, manifest } = options;
 
-  return config.entry
+  const dependencies = config.entry
     ? config.entry.map(toProductionEntryPattern)
     : [...ENTRY_FILE_PATTERNS.map(toEntryPattern), ...PRODUCTION_ENTRY_FILE_PATTERNS.map(toProductionEntryPattern)];
+
+  if (manifest.scripts && Object.values(manifest.scripts).some(script => /astro (--.+ )?check/.test(script))) {
+    dependencies.push('@astrojs/check');
+  }
+
+  return dependencies;
 };