From 82ae67ab29b1e8f855fc91498d490920be683540 Mon Sep 17 00:00:00 2001
From: erri120 <erri120@fossmailer.de>
Date: Wed, 14 Aug 2024 14:26:49 +0200
Subject: [PATCH] Forward equality comparer to dictionary

---
 src/ObservableCollections/ObservableDictionary.cs | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/src/ObservableCollections/ObservableDictionary.cs b/src/ObservableCollections/ObservableDictionary.cs
index 897ac7e..5bb9a6f 100644
--- a/src/ObservableCollections/ObservableDictionary.cs
+++ b/src/ObservableCollections/ObservableDictionary.cs
@@ -13,17 +13,17 @@ namespace ObservableCollections
         readonly Dictionary<TKey, TValue> dictionary;
         public object SyncRoot { get; } = new object();
 
-        public ObservableDictionary()
+        public ObservableDictionary(IEqualityComparer<TKey>? comparer = null)
         {
-            this.dictionary = new Dictionary<TKey, TValue>();
+            this.dictionary = new Dictionary<TKey, TValue>(comparer: comparer);
         }
 
-        public ObservableDictionary(IEnumerable<KeyValuePair<TKey, TValue>> collection)
+        public ObservableDictionary(IEnumerable<KeyValuePair<TKey, TValue>> collection, IEqualityComparer<TKey>? comparer = null)
         {
-#if NET6_0_OR_GREATER
-            this.dictionary = new Dictionary<TKey, TValue>(collection);
+#if NETSTANDARD2_1_OR_GREATER || NET6_0_OR_GREATER
+            this.dictionary = new Dictionary<TKey, TValue>(collection: collection, comparer: comparer);
 #else
-            this.dictionary = new Dictionary<TKey, TValue>();
+            this.dictionary = new Dictionary<TKey, TValue>(comparer: comparer);
             foreach (var item in collection)
             {
                 dictionary.Add(item.Key, item.Value);