resolver method

src/structure/client/Resolver.js

@@ -1,3 +1,5 @@
+const timestring = require('timestring');
+
 class Resolver {
 
     constructor(client) {
@@ -18,6 +20,16 @@ class Resolver {
 
     }
 
+    resolveTime(string) {
+        let time = null;
+        try {
+            time = timestring(string);
+        } catch (err) {
+            return null;
+        }
+        return time;
+    }
+
 }
 
 module.exports = Resolver;