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website/node_modules/npm/lib/doctor/verify-cached-files.js

@@ -0,0 +1,19 @@
+'use strict'
+
+const cacache = require('cacache')
+const log = require('npmlog')
+
+module.exports = verifyCachedFiles
+function verifyCachedFiles (cache, cb) {
+  log.info('verifyCachedFiles', `Verifying cache at ${cache}`)
+  cacache.verify(cache).then((stats) => {
+    log.info('verifyCachedFiles', `Verification complete. Stats: ${JSON.stringify(stats, 2)}`)
+    if (stats.reclaimedCount || stats.badContentCount || stats.missingContent) {
+      stats.badContentCount && log.warn('verifyCachedFiles', `Corrupted content removed: ${stats.badContentCount}`)
+      stats.reclaimedCount && log.warn('verifyCachedFiles', `Content garbage-collected: ${stats.reclaimedCount} (${stats.reclaimedSize} bytes)`)
+      stats.missingContent && log.warn('verifyCachedFiles', `Missing content: ${stats.missingContent}`)
+      log.warn('verifyCachedFiles', 'Cache issues have been fixed')
+    }
+    return stats
+  }).then((s) => cb(null, s), cb)
+}