1 files changed, 30 insertions, 0 deletions
diff --git a/src/util/object.ts b/src/util/object.ts
new file mode 100644
index 0000000..1ecc89b
--- /dev/null
+++ b/src/util/object.ts
@@ -0,0 +1,30 @@
+/**
+ * Simple object check.
+ */
+export function isObject(item: any) {
+    return item && typeof item === "object" && !Array.isArray(item);
+}
+
+/**
+ * Deep merge two objects.
+ */
+export function deepMerge<T>(
+    target: Record<any, any>,
+    ...sources: Record<any, any>[]
+): T {
+    if (!sources.length) return target;
+    const source = sources.shift();
+
+    if (isObject(target) && isObject(source)) {
+        for (const key in source) {
+            if (isObject(source[key])) {
+                if (!target[key]) Object.assign(target, { [key]: {} });
+                deepMerge(target[key], source[key]);
+            } else {
+                Object.assign(target, { [key]: source[key] });
+            }
+        }
+    }
+
+    return deepMerge(target, ...sources) as T;
+}