2 files changed, 13 insertions, 1 deletions

diff --git a/server/helpers/decache.ts b/server/helpers/decache.ts
index e31973b7a..08ab545e4 100644
--- a/server/helpers/decache.ts
+++ b/server/helpers/decache.ts
@@ -68,7 +68,7 @@ function searchCache (moduleName: string, callback: (current: NodeModule) => voi
 };
 
 function removeCachedPath (pluginPath: string) {
-  const pathCache = (module.constructor as any)._pathCache
+  const pathCache = (module.constructor as any)._pathCache as { [ id: string ]: string[] }
 
   Object.keys(pathCache).forEach(function (cacheKey) {
     if (cacheKey.includes(pluginPath)) {
diff --git a/server/helpers/memoize.ts b/server/helpers/memoize.ts
new file mode 100644
index 000000000..aa20e7d73
--- /dev/null
+++ b/server/helpers/memoize.ts
@@ -0,0 +1,12 @@
+import memoizee from 'memoizee'
+
+export function Memoize (config?: memoizee.Options<any>) {
+  return function (_target, _key, descriptor: PropertyDescriptor) {
+    const oldFunction = descriptor.value
+    const newFunction = memoizee(oldFunction, config)
+
+    descriptor.value = function () {
+      return newFunction.apply(this, arguments)
+    }
+  }
+}