' 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.

Imports System.Collections.Immutable
Imports Microsoft.CodeAnalysis.VisualBasic

Namespace Microsoft.CodeAnalysis.Diagnostics.VisualBasic
    ''' <summary>
    ''' DiagnosticAnalyzer for VB compiler's syntax/semantic/compilation diagnostics.
    ''' </summary>
    <DiagnosticAnalyzer(LanguageNames.VisualBasic)>
    Friend Class VisualBasicCompilerDiagnosticAnalyzer
        Inherits CompilerDiagnosticAnalyzer

        Protected Overrides ReadOnly Property MessageProvider As CommonMessageProvider
            Get
                Return CodeAnalysis.VisualBasic.MessageProvider.Instance
            End Get
        End Property

        Friend Overrides Function GetSupportedErrorCodes() As ImmutableArray(Of Integer)
            Dim errorCodes As Array = [Enum].GetValues(GetType(ERRID))
            Dim builder = ImmutableArray.CreateBuilder(Of Integer)
            For Each errorCode As Integer In errorCodes

                ' Compiler diagnostic analyzer does not support build-only diagnostics.
                If Not ErrorFacts.IsBuildOnlyDiagnostic(DirectCast(errorCode, ERRID)) AndAlso
                    errorCode > ERRID.ERR_None AndAlso
                    errorCode < ERRID.WRN_NextAvailable Then

                    builder.Add(errorCode)
                End If
            Next

            Return builder.ToImmutable
        End Function
    End Class
End Namespace