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   1 // Licensed to the .NET Foundation under one or more agreements.
   2 // The .NET Foundation licenses this file to you under the MIT license.
   3
   4 using System;
   5 using System.Collections.Immutable;
   6 using System.Linq;
   7 using Microsoft.CodeAnalysis;
   8 using Microsoft.CodeAnalysis.CSharp.Syntax;
   9
  10 namespace Microsoft.Interop
  11 {
  12     public sealed record MethodSignatureDiagnosticLocations(string MethodIdentifier, ImmutableArray<CodeAnalysis.Location> ManagedParameterLocations, CodeAnalysis.Location FallbackLocation)
  13     {
  14         public MethodSignatureDiagnosticLocations(MethodDeclarationSyntax syntax)
  15             : this(syntax.Identifier.Text, syntax.ParameterList.Parameters.Select(p => p.Identifier.GetLocation()).ToImmutableArray(), syntax.Identifier.GetLocation())
  16         {
  17         }
  18
  19         public bool Equals(MethodSignatureDiagnosticLocations other)
  20         {
  21             return MethodIdentifier == other.MethodIdentifier
  22                 && ManagedParameterLocations.SequenceEqual(other.ManagedParameterLocations)
  23                 && FallbackLocation.Equals(other.FallbackLocation);
  24         }
  25
  26         public override int GetHashCode() => throw new UnreachableException();
  27     }
  28 }