added new commit characters

Author: david-driscoll

src/Lsp/Models/CompletionItem.cs

@@ -72,6 +72,13 @@ public class CompletionItem
         [JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
         public TextEditContainer AdditionalTextEdits { get; set; }
         /// <summary>
+        /// An optional set of characters that when pressed while this completion is active will accept it first and
+        /// then type that character. *Note* that all commit characters should have `length=1` and that superfluous
+        /// characters will be ignored.
+        /// </summary>
+        [JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
+        public Container<string> CommitCharacters { get; set; }
+        /// <summary>
         /// An optional command that is executed/// after* inserting this completion./// Note* that
         /// additional modifications to the current document should be described with the
         /// additionalTextEdits-property.
@@ -85,4 +92,4 @@ public class CompletionItem
         [JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
         public object Data { get; set; }
     }
-}
+}