dist/index.js

@@ -64,6 +64,17 @@ class Config {
         const settings = (0, deep_to_flat_object_1.default)(json);
         for (const key of Object.keys(settings)) {
             const value = settings[key];
+            let keyPath = key.split(".");
+            let isArray = key.includes(".") &&
+                keyPath.length > 1 &&
+                typeof parseInt(keyPath.pop()) === "number";
+            if (isArray) {
+                let itemPath = keyPath.join(".");
+                let item = this.get(itemPath, []);
+                item.push(value);
+                this.set(itemPath, item);
+                continue;
+            }
             this.set(key, value);
         }
     }
@@ -88,6 +99,7 @@ class Config {
         }
         key = this.normalize(key);
         object_path_1.default.set(this.data, key, value);
+        this.data[key] = value;
     }
     has(key) {
         (0, bsert_1.default)(typeof key === "string", "Key must be a string.");

src/index.ts

@@ -75,6 +75,21 @@ export default class Config {
 
     for (const key of Object.keys(settings)) {
       const value = settings[key];
+
+      let keyPath = key.split(".");
+      let isArray =
+        key.includes(".") &&
+        keyPath.length > 1 &&
+        typeof parseInt(keyPath.pop()) === "number";
+
+      if (isArray) {
+        let itemPath = keyPath.join(".");
+        let item = this.get(itemPath, []);
+        item.push(value);
+        this.set(itemPath, item);
+        continue;
+      }
+
       this.set(key, value);
     }
   }
@@ -108,6 +123,8 @@ export default class Config {
     key = this.normalize(key);
 
     objectPath.set(this.data, key, value);
+
+    this.data[key] = value;
   }
 
   public has(key: string) {