// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
 
using System.Collections.Immutable;
 
namespace Microsoft.CodeAnalysis.Completion
{
    internal abstract class LSPCompletionProvider : CommonCompletionProvider
    {
        /// <summary>
        /// Defines the set of possible non-identifier trigger characters for this completion provider.
        /// Used by the LSP server to determine the trigger character set for completion.
        /// </summary>
        public abstract ImmutableHashSet<char> TriggerCharacters { get; }
    }
}