[0.1.1]

lib/src/map_extensions.dart

@@ -0,0 +1,15 @@
+Map<T, B> mergeAllMaps<T, B>(List<Map<T, B>> maps, {Function(T key, B value1, B value2)? repeatingKeysValueComparer}) {
+  Map<T, B> r = <T,B>{};
+  //
+  for (Map<T, B> m in maps) {
+    m.forEach((T key,B value) {
+      if (!r.containsKey(key)) {
+        r.addEntries(<MapEntry<T, B>>[MapEntry<T,B>(key, value)]);
+      } else {
+        repeatingKeysValueComparer?.call(key, r[key] as B, value);
+      }
+    });
+  }
+  //
+  return r;
+}