|
' 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.Statements
''' <summary>
''' Recommends the "If" keyword for the statement context
''' </summary>
Friend Class IfKeywordRecommender
Inherits AbstractKeywordRecommender
Protected Overrides Function RecommendKeywords(context As VisualBasicSyntaxContext, cancellationToken As CancellationToken) As ImmutableArray(Of RecommendedKeyword)
If context.IsStatementContext Then
Return ImmutableArray.Create(New RecommendedKeyword("If", VBFeaturesResources.Conditionally_executes_a_group_of_statements_depending_on_the_value_of_an_expression))
End If
' We might be typing "Else If" as two keywords. At this point, the parser is parsing this statement as a
' ElseStatementSyntax.
If context.FollowsEndOfStatement Then
Return ImmutableArray(Of RecommendedKeyword).Empty
End If
Dim targetToken = context.TargetToken
If targetToken.IsChildToken(Of ElseStatementSyntax)(Function(ifStatement) ifStatement.ElseKeyword) Then
Return ImmutableArray.Create(New RecommendedKeyword("If", VBFeaturesResources.Introduces_a_condition_in_an_If_statement_that_is_to_be_tested_if_the_previous_conditional_test_fails))
End If
Return ImmutableArray(Of RecommendedKeyword).Empty
End Function
End Class
End Namespace
|