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' 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 System.Threading
Imports Microsoft.CodeAnalysis.Completion.Providers
Imports Microsoft.CodeAnalysis.VisualBasic.Extensions.ContextQuery
Imports Microsoft.CodeAnalysis.VisualBasic.Syntax
Namespace Microsoft.CodeAnalysis.VisualBasic.Completion.KeywordRecommenders.Declarations
''' <summary>
''' Recommends the "Alias" keyword in external method declarations.
''' </summary>
Friend Class AliasKeywordRecommender
Inherits AbstractKeywordRecommender
Private Shared ReadOnly s_keywords As ImmutableArray(Of RecommendedKeyword) =
ImmutableArray.Create(New RecommendedKeyword("Alias", VBFeaturesResources.Indicates_that_an_external_procedure_has_another_name_in_its_DLL))
Protected Overrides Function RecommendKeywords(context As VisualBasicSyntaxContext, cancellationToken As CancellationToken) As ImmutableArray(Of RecommendedKeyword)
If context.FollowsEndOfStatement Then
Return ImmutableArray(Of RecommendedKeyword).Empty
End If
Dim targetToken = context.TargetToken
Return If(targetToken.IsChildToken(Of DeclareStatementSyntax)(Function(declaration) declaration.LibraryName.Token),
s_keywords,
ImmutableArray(Of RecommendedKeyword).Empty)
End Function
End Class
End Namespace
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