fix: deserialize dates

package.json

@@ -1,6 +1,6 @@
 {
   "name": "memoredis",
-  "version": "1.0.3",
+  "version": "1.0.4",
   "description": "Redis memoization library with good Typescript generics, locking, and argument-wide bulk invalidation",
   "main": "build/main/index.js",
   "typings": "build/main/index.d.ts",
@@ -51,6 +51,7 @@
     "node": ">=8.9"
   },
   "dependencies": {
+    "json-date-parser": "^1.0.1",
     "json-stable-stringify": "^1.0.1",
     "redis": "^2.8.0",
     "redis-lock": "^0.1.4",

src/lib/memoizer.ts

@@ -3,6 +3,7 @@ import jsonStableStringify from 'json-stable-stringify';
 import redis, { ClientOpts, RedisClient } from 'redis';
 import redisLock from 'redis-lock';
 import { String } from 'runtypes';
+import { jsonDateParser } from 'json-date-parser';
 
 const SafeString = String.withConstraint(
   s => !s.includes(':') && !s.includes('|')
@@ -72,7 +73,11 @@ export const createMemoizer = (instanceOpts: MemoizerOpts) => {
       client.get(key, (err, reply) =>
         err
           ? reject(err)
-          : resolve(reply !== null ? (JSON.parse(reply) as T) : (reply as null))
+          : resolve(
+              reply !== null
+                ? (JSON.parse(reply, jsonDateParser) as T)
+                : (reply as null)
+            )
       )
     );
 

yarn.lock

@@ -2995,6 +2995,11 @@ [email protected]:
   resolved "https://registry.yarnpkg.com/json-buffer/-/json-buffer-3.0.0.tgz#5b1f397afc75d677bde8bcfc0e47e1f9a3d9a898"
   integrity sha1-Wx85evx11ne96Lz8Dkfh+aPZqJg=
 
+json-date-parser@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/json-date-parser/-/json-date-parser-1.0.1.tgz#b70eb47c898f3b16643ad63ffb8d9620fd784f85"
+  integrity sha1-tw60fImPOxZkOtY/+42WIP14T4U=
+
 json-parse-better-errors@^1.0.1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/json-parse-better-errors/-/json-parse-better-errors-1.0.2.tgz#bb867cfb3450e69107c131d1c514bab3dc8bcaa9"